Dr.Juan A. Ocampo

List of publications

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Donation of information by Juan A. Ocampo

Scientific Publications



    2014

  1. Arriagada, C., Almonacid, L., Cornejo, P., Garcia-Romera, I. and Ocampo, J. A. 2014 Influence of an organic amendment comprising saprophytic and mycorrhizal fungi on soil quality and growth of Eucalyptus globulus in the presence of sewage sludge contaminated with aluminium. Archives of Agronomy and Soil Science 60: 1229-1248

  2. Bompadre, M. J., Pérgola, M., Fernández Bidondo, L., Colombo, R. P., Silvani, V. A., Pardo, A. G., Ocampo, J. A. and Godeas, A. M. 2014 Evaluation of arbuscular mycorrhizal fungi capacity to alleviate abiotic stress of olive (Olea europaea L.) plants at different transplant conditions. The Scientific World Journal 1-12

  3. Camacho-Morales, R. L., Zazueta-Novoa, V., Casillas, J. L. G., Ballesteros, E. A., Ocampo, J. A. and Zazueta-Sandoval, R. 2014 Purification and characteristics of an inducible by polycyclic aromatic hydrocarbons NADP+-dependent naphthalenediol dehydrogenase (NDD) in Mucor circinelloides YR-1. Protein Expression and Purification 97: 1-8

  4. García-Sánchez, M., Palma, J. M., Ocampo, J. A., García-Romera, I., and Aranda, E. 2014 Arbuscular mycorrhizal fungi alleviate oxidative stress induced by ADOR and enhance antioxidant responses of tomato plants. Journal of Plant Physiology 171: 421-428

  5. Siles, J. A., Pérez-Mendoza, D., Ibáñez, J. A., Scervino, J. M., Ocampo, J. A., García-Romera, I. and Sampedro, I. 2014 Assessing the impact of biotransformed dry olive residue application to soil: Effects on enzyme activities and fungal community. International Biodeterioration and Biodegradation 89: 15-22

    2013

  6. Reina, R., Liers, C., Ocampo, J. A., García-Romera, I., and Aranda, E. 2013 Solid state fermentation of olive mill residues by wood-and dung-dwelling Agaricomycetes: Effects on peroxidase production, biomass development and phenol phytotoxicity. Chemosphere 93: 1406-1412

  7. Bompadre, M. J., De Molina, M. R., Colombo, R. P., Bidondo, L. F., Silvani, V. A., Pardo, A. G., Ocampo, J. A. and Godeas, A. M. 2013 Differential efficiency of two strains of the arbuscular mycorrhizal fungus Rhizophagus irregularis on olive (Olea europaea) plants under two water regimes. Symbiosis 61: 105-112

  8. Aranda, E., Scervino, J. M., Godoy, P., Reina, R., Ocampo, J. A., Wittich, R. M., and García-Romera, I. 2013 Role of arbuscular mycorrhizal fungus Rhizophagus custos in the dissipation of PAHs under root-organ culture conditions. Environmental Pollution 181: 182-189

    2012

  9. Aranda, E., Sampedro, I., Garcia-Sanchez, M., Reina, R., Arriagada, C., Ocampo, J.A. and Garcia-Romera, I. 2012 Reduced dry olive residue phytotoxicity in the field by the combination of physical and biological treatments. Journal of Soil Science and Plant Nutrition 12: 631-635

  10. Leon Morcillo, R. Ocampo, J.A. and Garcia-Garrido, J.M. 2012 Plant 9-Lox oxylipon metabolism in response to arbuscular mycorrhiza. Plant Signaling and Behavior 7: 1-5

  11. Garrido, I., Garcia-Sanchez, M., Casimiro, I., Casero, P.J., Garcia-Romera, I., Ocampo, J.A. and Espinosa, F. 2012 Oxidative stress induced in sunflower seedling roots by aqueous dry olive-mill residues. Plos one 7

  12. Leon-Morcillo, R., Martin Rodriguez, J.A., Vierheilig, H., Ocampo, J.A. and Garcia-Garrido, J.M. 2012 Late activation of the 9-oxylipin pathway during arbuscular mycorrhiza formation in tomato and its regulation by jasmonate signalling. Journal of Experimental Botany 63: 3545-3558

  13. Arriagada, C., Manquel, D., Cornejo, P., Soto, J., Sampedro, I. and Ocampo, J.A. 2012 Effects of the co-inoculation with saprobe and mycorrhizal fungi on Vaccinium corymbosum growth and some soil enzymatic activities. Journal of Soil Science and Plant Nutrition 12: 287-298

  14. Arriagada, C., Garcia-Sanchez, M., Díaz, R., Sampedro, I., Aranda, E.. Garcia-Romera, I. and Ocampo, J.A. 2012 Suppressive effect of olive residue and saprophytic fungi on the growth of Verticillium dahliae and its effect on the dry weight of tomato (Solanum lycopersicum L.). Journal of Soil Science and Plant Nutrition 12: 307-317

  15. Castellanos-Morales, V., Cardenas-Navarro, R., Garcia-Garrido J.M., Illana, A, Ocampo, J.A., Steinkellner, S. and Vierheilig, H. 2012 Bioprotection against Gaeumannomyces graminis in barley – a comparison between arbuscular mycorrhizal fungi. Plant, Soil and Environment 58: 256–261

  16. Steinkellner, S., Hage-Ahmed, K., Garcia-Garrido, J.M., Illana, A., Ocampo, J.A. and Vierheilig, H. 2012 A comparison of wild-type, old and modern tomato cultivars in the interaction with the arbuscular mycorrhizal fungus Glomus mosseae and the tomato pathogen Fusarium oxysporum f. sp. lycopersici. Mycorrhiza 22: 189-194

  17. Vaz, A.B.M., Sampedro, I., Siles, J, Vasquez, J.A., García-Romera, I., Vierheilig, H, Rosa, C.A. and Ocampo, J.A. 2012 Arbuscular mycorrhizal colonization of Sorghum vulgare in presence of root endophytic fungi of Myrtus communis. Applied Soil Ecology 61: 288-294

    2011

  18. Torres de los Santos, R., Vierheilig, H., Ocampo, J.-A. and Garcia Garrido, J. 2011 ALtered pattern of arbuscular mycorrhizal formation in tomato ethylene mutants. Plant Singnaling and Behavior 6: 755-758

  19. Illana, A., Garcia-Garrido, J. M., Sampedro, I., Ocampo, J. A. and Vierheilig, H. 2011 Strigolactones seem not to be involved in the nonsusceptibilty of arbuscular mycorrhizal (AM) nonhost plants to AM fungi. Botany 89: 285–288

  20. Martin-Rodriguez, J.-A., Leon-Morcillo, R., Vierheilig, H., Ocampo, J. A., Ludwig-Muller, J. and Garcia-Garrido, J. M. 2011 Ethylene-dependent/ethylene-independent ABA regulation of tomato plants colonized by arbuscular mycorrhiza fungi. New Phytologist 190: 193–205

  21. Castellanos-Morales, V., Keiser, C., Cardenas-Navarro, R., Grausgruber, H., Glauninger, J., Garcia-Garrido, J. M., Steinkellner, S., Sampedro, I., Hage-Ahmed, K., Illana, A., Ocampo, J. A. and Vierheilig, H. 2011 The bioprotective effect of AM root colonization against the soil-borne fungal pathogen Gaeumannomyces graminis var. tritici in barley depends on the barley variety. Soil Biology and Biochemistry 43: 831-834

  22. Garca, M., Arriagada, C., Garcia-Romera, I. and Ocampo, J.-A. 2011 Are plant cell wall hydrolysing enzymes of saprobe fungi implicated in the biological control of the Verticillium dahliae pathogenesis? Crop Protection 30: 85-87

  23. Sampedro, I., Aranda, E., Rodriguez-Gutierrez, G., Lama-Munoz, A., Ocampo, J. A., Fernandez-Bolanos, J. and Garcia-Romera, I. 2011 Effect of a new thermal treatment in combination with saprobic fungal incubation on the phytotoxicity level of alperujo. Journal of Agriculture and Food Chemistry 59: 3239–3245

    2010

  24. Soto, M.-J., Fernandez-Aparicio, M., Castellanos-Morales, Vilma., Garcia-Garrido, J.-M, Ocampo, J.-A., Delgado, M.-J. and Vierheilig, H. 2010 First indications for the involvement of strigolactones on nodule formation in alfalfa (Medicago sativa). Soil Biology and Biochemistry 42: 383-385

  25. Khaosaad, T., Staehelin, C., Steinkellner, S., Hage-Ahmed, K., Ocampo, J.A., Garcia-Garrido, J.M., Vierheilig, H. 2010 The Rhizobium sp strain NGR 234 systemically suppresses arbuscular mycorrhizal root colonization in a split-root system of barley (Hordem vulgare) Physiologia Plantarum 140: 238-245

  26. Martin Rodriguez, J.A., Morcillo, R.L., Vierheilig, H., Ocampo,J.A., Ludwig-Muller, J. and Garcia-Garrido, J.M. (2010) Mycorrhization of the notabilis and sitiens tomato mutants in relation to abscisic acid and ethylene contents. Journal of Plant Physiology 167: 606-613

  27. García Garrido, J.M., León, R.J., Martín, J.A. and Ocampo, J.A. (2010) Variations in the mycorrhization characteristics in roots of wild-type and ABA-deficient tomato are accompanied by specific transcriptomic alterations. Molecular Plant-Microbe Interactions 23: 651-664

  28. Fernández-Aparicio, M., García-Garrido, J.M., Ocampo, J.A., Rubiales, D. (2010) Colonisation of field pea roots by arbuscular mycorrhizal fungi reduces Orobanche and Phelipanche species seed germination. Weed Research 50: 262-268

  29. Arriagada, C., Pereira, G., García-Romera, I., Ocampo, J.A. (2010) Improved zinc tolerance in Eucalyptus globulus inoculated with Glomus deserticola and Trametes versicolor or Coriolopsis rigida. Soil Biology and Biochemistry 42: 118-124

  30. Aranda, E., Sampedro, I., Díaz, R., García Sánchez, M., Siles, J.A., Ocampo, J.A. and Garcia-Romero, I. (2010) Dry matter and root colonization of plants by indigenous arbuscular mycorrhizal fungi with physical fractions of dry olive mill residue inoculated with saprophytic fungi. Spanish Journal of Agricultural Research 8: 79-85

    2009

  31. Scervino, J.M., Ponce, M.A., Monica, I.D., Vierheilig, H., Ocampo, J.A. and Godeas, A. 2009 Development of arbuscular mycorrhizal fungi in the presence of different patterns of trifolium repens shoot flavonoids. Journal of Plant Nutrition and Soil Science 9: 102-115

  32. Ponce, M.A., Bompadre, M.J., Scervino, J.M., Ocampo, J.A., Chaneton, E.J., and Godeas, A.M. 2009 Flavonoids, benzoic acids and cinnamic acids isolated from shoots and roots of Italian rye grass (Lolium multiflorum Lam.) with and without endophyte association and arbuscular mycorrhizal fungus. Biochemical Systematics and Ecology 37: 245–253

  33. Arriagada, C., Sampedro, I., Garcia-Romera, I. and Ocampo, J.A. 2009 Improvement of growth of Eucalyptus globulus and soil biological parameters by amendment with sewage sludge and inoculation with arbuscular mycorrhizal and saprobe fungi. Science of the Total Environment 407: 4799–4806

  34. Arriagada, C., Pacheco, P., Pereira, G., Machuca, A., Alvear, M. and Ocampo, J.A. 2009 Effect of arbuscular mycorrhizal fungal inoculation on Eucalyptus globulus seedlings and some soil enzyme activities under application of sewage sludge amendment. Journal of Plant Nutrition and Soil Science 9: 89-101

  35. Arriagada,c., Aranda, E., Sampedro, I., Garcia-Romera, I. and Ocampo, J.A. 2009 Interactions of Trametes versicolor, Coriolopsis rigida and the arbuscular mycorrhizal fungus Glomus deserticola on the copper tolerance of Eucalyptus globulus. Chemosphere 77: 273–278

  36. Arriagada,c., Aranda, E., Sampedro, I., Garcia-Romera, I. and Ocampo, J.A. 2009 Contribution of the saprobic fungi Trametes versicolor and Trichoderma harzianum and the arbuscular mycorrhizal fungi Glomus deserticola and G. claroideum to arsenic tolerance of Eucalyptus globulus. Bioresource Technology 100: 6250–6257

  37. Aranda, E.,Sampedro, I., Díaz, R., García-Sánchez, M., Arriagada, C.A., Ocampo, J.A. and García-Romera, I. 2009 The effects of the arbuscular mycorrhizal fungus Glomus deserticola on growth of tomato plants grown in the presence of olive mill residues modified by treatment with saprophytic fungi. Symbiosis 47: 133–140

    2008

  38. J.M. Scervino, J.M., Sampedro, I., Ponce, M.A., Rodriguez, M.A., Ocampo, J.A. and Godeas, A. 2008 Rhodotorulic acid enhances root colonization of tomato plants by arbuscular mycorrhizal (AM) fungi due to its stimulatory effect on the pre-symbiotic stages of the AM fungi. Soil Biology and Biochemistry 40: 2474-2476

  39. Sampedro, I., Aranda, E., Diaz, R., Garcia-Sanchez, M., Ocampo, J.A. and Garcia-Romera, I. 2008 Saprobe fungi decreased the sensitivity to the toxic efect of dry olive mill residue on arbuscular mycorrhizal plants. Chemosphere

  40. Salvador-Figueroa, M., Adriano-Anaya, L., Tzusuki-Calderon, S., Gavito Pardo, M.E. and Ocampo, J.A. 2008 Aqueous biphasic system to extract arbuscular mycorrhizal spores from soils. Soil Biology & Biochemistry 40: 2477–2479

  41. Herrera-Medina, M.J., Tamayo, M. I., Vierheilig, H., Ocampo, J.A. and Garcia-Garrido, J.M. 2008 The Jasmonic acid signalling pathway restricts the development of the arbuscular mycorrhizal association in tomato. Journal of Plant Growth Regulation

  42. Aranda, E., Sampedro, I., Arriagada, C., Diaz, R., Garcia, M., Ocampo, J.A. and Garcia-Romera, I. 2008 Transformación de los residuos procedentes del olivo mediante cepas fungicas En: Topicos sobre diversidad, ecología y uso de los hongos microscopicos en Iberoamerica. Ed. Heredia, G. Programa Iberoamericano de Ciencia y Tecnología para el Desarrollo (CYTED) e Instituto de Ecología, A.C. Xalapa, Ver. México, 386 pp.

  43. Garcia, M., Morales-Vela, G., Garcia-Garrido, J.M., Garcia-Romera, I. and Ocampo, J.A. 2008 Enzimas que intervienen en la formacion y desarrollo de la simbiosis arbuscular En: Topicos sobre diversidad, ecología y uso de los hongos microscopicos en Iberoamerica. Ed. Heredia, G. Programa Iberoamericano de Ciencia y Tecnología para el Desarrollo (CYTED) e Instituto de Ecología, A.C. Xalapa, Ver. México, 386 pp.

    2007

  44. Herrera-Medina, M.J., Steinkellner, S., Vierheilig, H., Ocampo, J.A. and Garcia-Garrido, J.M. (2007) Abscisic acid determines arbuscule development and functionality in the tomato arbuscular mycorrhiza. New Phytologist 175: 554-564

  45. Arriagada, C., Herrera, M.A., Borie, F. and Ocampo, J.A. (2007) Contribution of arbuscular mycorrhizal and saprobe fungi to the aluminum resistence of Eucalyptus globulus. Water Air and Soil Pollution 182: 383-394

  46. Aranda, E., Sampedro, I., Diaz, R., Garcia, M., Ocampo, J.A. and Garcia-Romera, I. (2007) Xyloglucanases in the interaction between saprobe fungi and the arbuscular mycorrhizal fungus Glomus mosseae. Journal of Plant Physiology 164: 1019—1027

  47. Aranda, E., Garcia-Romera, I., Ocampo, J.A., Carbone, V., Mari, A., Malorni, A., Sannino, F., De Martino, A. and Capasso, R. (2007) Chemical characterization and effects on Lepidium sativum of the native and bioremediated components of dry olive mill residue. Chemosphere 69: 229-239.

  48. Sampedro, I., D'Annibale, A., Ocampo, J.A. Stazi, S. R. and Garcia-Romera, I. (2007) Solid-state cultures of Fusarium oxysporum transform aromatic components of olive-mill dry residue and reduce its phytotoxicity. Bioresource Technology 98: 3547-3554.

  49. Sampedro, I., Marinari, S., D'Annibale, A., Grego, S., Ocampo, J.A. and Garcia-Romera, I. (2007) Organic matter evolution and partial detoxification in two-phase olive mill waste colonized by white-rot fungi. International Biodeterioration and Biodegradation 60: 116-125.

  50. Scervino, J.M., Ponce, M.A., Erra-Bassells, R., Bompadre, J., Vierheilig, H., Ocampo, J.A. and Godeas, A. (2007) The effect of flavones and flavonols on colonization of tomato plants by arbuscular mycorrhizal fungi of the genera Gigaspora and Glomus. Canadian Journal of Microbiology 53: 702-709

  51. Morales Vela, G., Molinero-Rosales, N., Ocampo, J.A. and García Garrido, J.M. (2007) Endocellulase acctivity is associated with arbuscular mycorrhizal spread in pea symbiotic mutants but not with its ethylene content in root. Soil Biology and Biochemistry 39:786-792.

  52. Sampedro, I., Aranda, E, Díaz, R., Ocampo, J.A. and García-Romera, I. (2007) Xyloglucanases in the interaction between the arbuscular mycorrhizal fungus Glomus mosseae and Rhizobium. Symbiosis 43: 29-36

  53. Aranda, E., García-Romera, I., Ocampo, J.A., Carbone, V., Malorni, A., Sannino, F., De Martino, A., Capasso, R. (2007). Reusing ethyl acetate and aqueous exhausted fractions of dry olive mill residue by saprobe fungi. Chemosphere 66: 67–74.

  54. Arriagada, C. A., Herrera, M.A., Ocampo, J. A. (2007) Beneficial effect of saprobe and arbuscular mycorrhizal fungi on growth of Eucalyptus globulus co-cultured with Glycine max in soil contaminated with heavy metals. Journal of Environmental Management 84: 93–99

  55. Bashan, Y., Khaosaad, T., Salazar, B.G., Ocampo, J. A. Wiemken, A. Oehl, F. and Vierheilig, H. (2007) Mycorrhizal characterization of the boojum tree, Fouquieria columnaris, an endemic ancient tree from the Baja California Peninsula, Mexico. Trees Structure and Function 21: 329-335

    2006

  56. Adriano-Anaya M. L., Salvador-Figueroa M., Ocampo, J.A., García-Romera, I.(2006). Hydrolytic enzymes production in maize (Zea mays) and sorghum (Sorghum bicolor) roots inoculated with Gluconacetobacter diazotrophicus and Glomus intraradices Soil Biology and Biochemistry 38: 879-886.

  57. Scervino JM, Ponce MA, Erra-Bassells R, Bompadre M.J,Vierheilig H, Ocampo JA, Godeas A(2006). Glycosidation of apigenin results in a loss of its activity on different growth parameters of arbuscular mycorrhizal fungi from the genus Glomus and Gigaspora. Soil Biology and Biochemistry 38: 2919-2922.

  58. Aranda, E., Sampedro, I., Ocampo, JA y García-Romera, I. (2006). Phenolic removal of olive-mill dry residues by laccase activity of white-rot fungi and its impact on tomato plant growth. International Bioremediation and Biodegradation 58: 176-79

    2005

  59. Aranda, E., Sampedro, I., Tribak, M, Arriagada, C., Ocampo, JA y García-Romera, I. (2005). Xyloglucanase production by Rhizobial species. Symbiosis 38: 277-284.

  60. Scervino, J.M., Ponce, M.A. , Erra-Bassells, R., Vierheilig, H., Ocampo, J. A. y Godeas, A. (2005). Flavonoids exhibit fungal species and genus specific effects on the presymbiotic growth of Gigaspora and Glomus. Mycological Research 109: 789-794.

  61. Scervino, J.M., Ponce, M.A., Erra-Bassells, R., Vierheilig, H., Ocampo, J.A. and Godeas, A. (2005). Arbuscular mycorrhizal colonization of tomato by Gigaspora and Glomus species in presence of roots flavonoids. Journal of Plant Physiology. 162: 625-633

  62. Scervino, J.M., M.A. Ponce, R. Erra-Bassells , H. Vierheilig, J. A. Ocampo y A. Godeas (2005). Flavonoids exclusively present in mycorrhizal roots of white clover exhibit a different effect on arbuscular mycorrhizal fungi than flavonoids exclusively present in non-mycorrhizal roots of white clover. Journal of Plant Interactions 1: 1-8.

  63. Sampedro, I., Ocampo, J.A., García-Romera, I. and D'Annibale, A. (2005). Bioconversion of olive-mill dry residue by Fusarium lateritium and subsequent impact on its phytotoxicity. Chemosphere 60: 1393-1400.

  64. Arriagada, C., Herrera, M.A., and Ocampo, J.A. (2005) Contribution of arbuscular mycorrhizal and saprobe fungi to the tolerance of Eucalyptus globulus to Pb. Water Air and Soil Pollution 166: 31–47.

  65. Adriano-Anaya M. L., Salvador-Figueroa M., Ocampo, J.A., García-Romera, I.(2005). Plant cell-wall degrading hydrolytic enzymes of Gluconacetobacter diazotrophicus. Symbiosis 40: 151-156.

    2004

  66. Sampedro, I., Aranda, E., Martín, J, García-Romera, I, García-Garrido, J.M. y Ocampo, J.A. (2004). Saprobic fungi decrease plant toxicity caused by olive mill residues. Applied Soil Ecology 26: 149-156.

  67. Aranda, E., Sampedro, I., Ocampo, J.A., García-Romera, I. (2004). Contribution of hydrolytic enzymes produced by saprophytic fungi to the decrease in plant toxicity caused by water-soluble substances in olive mill dry residue. Applied Microbiology and Biotechnology 64, 132-135.

  68. C.A. Arriagada, J.A. Ocampo y M.A. Herrera. 2004. Biorremediación de areas contaminadas. En “Forestación en paisajes agrarios” (Eds. Simón Navarrete, E., Ripoll Morales, M.A. y Gonzalez Rebollar, J.L.), Junta de Andalucia, Santa Fe, Granada, 303-336.

  69. Fracchia, S., Sampedro, I., Scervino, J.M., García-Romera, I., Ocampo, J.A. y Godeas, A., (2004). Influence of saprobe fungi and their exudates on arbuscular mycorrhizal symbioses. Symbiosis 36, 169-182.

  70. Martinez, A., Obertello, M., Pardo, A., Ocampo, J.A. and Godeas, A. (2004). Interaction between Trichoderma pseudokoningii strains and the arbuscular mycorrhizal fungi Glomus mosseae and Gigaspora rosea Mycorrhiza 14: 79-84.

  71. Sampedro, I., Romero, C., Ocampo, J.A., Brenes, M. and García-Romera, I. (2004). Removal of monomeric phenols in dry mill olive residue by saprobic fungi. Journal of Agricultural and Food Chemistry 52: 4487-4492.

  72. Arriagada, C.A., Herrera, M.A., Garcia-Romera, I. y J Ocampo, J.A. (2004). Tolerance to Cd of soybean (Glycine max) and eucalyptus (Eucalyptus globulus) inoculated with arbuscular mycorrhizal and saprobe fungi. Symbiosis 36: 285-301.

  73. Sampedro, I., Aranda, E., Scervino, M., Fracchia, S., Garcia-Romera, I., Ocampo, J.A y Godeas, A. (2004). Improvement by soil yeasts of mycorrhizal arbuscular symbiosis of soybean (Glycine max) colonized with Glomus mosseae. Mycorrhiza 14: 229-234.

  74. Ponce, MA, Cervino, M, Erra-Balsells R, Ocampo JA, Godeas, A. (2004). Flavonoids from shoots and roots of Trifolium repens (white clover) grown in presence or absence of the arbuscular mycorrhizal fungus Glomus intraradices. Phytochemistry 65: 1925-1930.

  75. Ponce, M.A., Cervino, M., Erra-Balsells, R., Ocampo, J.A., Godeas, A. (2004). Flavonoids from shoots, roots and roots exudates of Brassica alba. Phytochemistry 65: 3131-3134.

    2003

  76. Fracchia, S., Sampedro, I., Godeas, A., Ocampo, J.A. y García-Romera, I. (2003). Interaction between soil yeast Rhodotorula mucilaginosa and the arbuscular mycorrhizal fungi Glomus mosseae and Gigaspora rosea. Soil Biology and Biochemistry 45, 701-707.

  77. Herrera Medina, MJ, Gagnon, H., Piché, Y, Ocampo, JA, García Garrido, JM y Vierheilig, H. (2003). Root colonization by arbuscular mycorrhizal fungi is affected by the salicylic acid content of the plant. Plant Science 164: 993-998.

    2002

  78. García-Garrido, J.M. Ocampo, J.A. y García-Romera, I. (2002). Enzymes in the arbuscular mycorrhizal symbiosis. En: ”Enzymes in the environment: activity, ecology, and applications” (Eds. Burns, R. y Dick, R.), Marcel Dekker, New York, 125-151.

  79. García Garrido, J.M., Ocampo, J.A. (2002). Regulation of plant defence response in arbuscular mycorrhizal simbiosis. Journal of Experimental Botany 53: 1377-1386.

  80. Martín, J, Sampedro, I., García-Romera, I, García-Garrido, J.M. y Ocampo, J.A. (2002). Arbuscular mycorrhizal colonization and growth of soybean (Glycine max) and lettuce (Lactuca sativa) and phytotoxic effects of olive mill residues. Soil Biology and Biochemistry 34: 1769-1775.

  81. Tribak, M., Ocampo, J.A. y García-Romera, I. (2002) Production of xyloglucanolytic enzymes by Trichoderma viridae, Paecilomyces farinosus, Wardomyces inflatus and Pleurotus ostreatus. Mycologia 94: 404-410.

    2001

  82. Martin, J., Bereau, M., Louisanna, E. y Ocampo, J.A. (2001). Vesicular arbuscular mycorrhizas in Dicorynia guianensis and Eperua falcata trees from primary tropical rain forest of French Guiana. Symbiosis 31: 283-291

  83. Fracchia, S., Menendez, A., Godeas, A. y Ocampo, J.A. (2001) A method to obtain monosporic cultures of arbuscular mycorrhizal fungi. Soil Biology and Biochemistry 32: 1285-1287.

  84. Fontenla, S., Puntieri, J. y Ocampo, J.A. (2001) Mycorrhizal associations in the Patagonia steppe, Argentina. Plant and Soil 233: 13-29.

    2000

  85. Fracchia, S., García-Romera, I., Godeas, A. y Ocampo, J.A. (2000) Effect of the saprophytic fungus Fusarium oxysporum on arbuscular mycorrhizal colonization and growth of plants in greenhouse and field trials. Plant and Soil 223: 175-184.

  86. Garcia-Garrido, JM, Tribak, M., Rejon-Palomares, A., Ocampo, J.A. and Garcia-Romera, I. (2000). Hydrolytic enzymes and ability of arbuscular mycorrhizal fungi to colonize roots. Journal of Experimental Botany 349: 1443-1448.

  87. Chiocchio, V., Venedikian, N., Martinez, A., Menendez, A., Ocampo, J.A. y Godeas, A. (2000). Effect of the fungicide benomyl on germination and hyphal length of spores of the arbuscular mycorrhizal fungusGlomus mosseae. International Microbiology 3: 173-175.

  88. Blilou, I., Ocampo, J.A. y García-Garrido, J.M. (2000) Induction of LTP (Lipid transfer protein) and Pal (Phenylalanine ammonia-liase) gene expression in rice roots colonized by the arbuscular mycorrhizal fungus Glomus mosseae. Journal of Experimental Botany 51: 1969-1977.

  89. Blilou, I., Bueno, P., Ocampo, J.A. y García Garrido, J.M. (2000) Induction of catalase and ascorbate peroxidase acitivities in tobacco roots inoculated with the arbuscular mycorrhizal Glomus mosseae. Mycological Research 104: 722-725.

    1999

  90. García-Garrido, J.M., Rejón-Palomares, A., García-Romera, I. y Ocampo, J.A. (1999) Effect of xyloglucan and xyloglucanase activity on the development of the arbuscular mycorrhiza fungus Glomus mosseae. Mycological Research 103: 882-886

  91. Mujica, M.T., Fracchia, S, Ocampo, J.A. y Godeas, A. (1999) Influence of the herbicides chlorsulfuron and glyphosate on arbuscular mycorrhizas of Glycine max intercropped with the weeds Brassica campestris and Sorghum halepensis. Symbiosis 27: 73-91.

  92. García-Romera, I., García-Garrido, J.M. y Ocampo, J.A. (1999) Xyloglucan endotransglycosylase activities in plants colonized by the arbuscular mycorrhizal fungus Glomus mosseae. Symbiosis 26: 55-63

  93. Menendez, A., Martínez, A., Chiocchio, V., Venedikian, N., Ocampo, J.A. y Godeas, A. (1999) Influence of the insecticide dimethoate on arbuscular mycorrhizal colonization and growth in soybean plants. International Microbiology 2: 43-45.

  94. Venedikian, N., Chiocchio, V., Martínez, A., Menendez, A., Ocampo, J.A. y Godeas, A. (1999) Influence of the fungicides carbendazim and chlorothalonil on spore germination, arbuscular mycorrhizal colonization and growth of soybean plants. Agrochimica 43. 105-109.

  95. Fontenla, S., García-Romera, I. y Ocampo, J.A. (1999) Negative influence of non-host plants on the colonization of Pisum sativum by the arbuscular mycorrhizal Glomus mosseae soil Biology and Biochemestry 31: 1591-1597.

  96. Blilou, I. Ocampo, J.A. y García Garrido, J.M. (1999) Resistance of pea roots to endomycorrhizal fungus or Rhizobium correlates with enhanced levels of endogenous salicilyc acid. Journal of Experimental Botany 50: 1663-1668.

  97. Godeas, A., Fracchia, S., Mujica, M.T. y Ocampo, J.A. (1999) Influence of soil empoverishment on the interaction between Glomus mosseae and saprobe fungi. Mycorrhiza 9: 185-189.

    1998

  98. García-Romera, I., García-Garrido, J.M., Martín, J., Fracchia, S., Mujica, M.T., Godeas, A. y Ocampo, J.A. (1998) Interactions between saprophytic Fusarium strains and arbuscular mycorrhizas of soybean plants. Symbiosis 24: 235-246.

  99. Fracchia, S., Mujica, M.T., García-Romera, I., García Garrido, J.M., Martín, J., Ocampo, J.A. y Godeas, A. (1998) Interaction between Glomus mosseae and arbuscular mycorrhizal sporocarps-associate saprophytic fungi. Plant and Soil 200, 131-137.

  100. Martín, J., García-Romera, I., Ocampo, J.A. and Palma, J.M. (1998) Superoxide dismutase and arbuscular mycorrhizal fungi: isoenzyme patterns are depending on the colonizing fungus. Symbiosis 24: 247-258.

    1997

  101. McAllister, C.B., García-Garrido, J.M., García-Romera, I., Godeas, A. y Ocampo, J.A. (1997) Interactions between Alternaria alternata or Fusarium equiseti and Glomus mosseae and its effects on plant growth. Biology and Fertility of Soils 24: 301-305.

  102. Rejon, A., García-Romera, I., Ocampo, J.A. and Bethlenfalvay, G.J. (1997) Mycorrhizal fungi influence competition in a wheat-ryegrass association treated with the herbicide diclofop. Applied Soil Ecology 7: 51-57.

  103. García-Romera, I., García-Garrido, J.M., Rejón-Palomares, A. y Ocampo J.A. (1997) Enzymatic mechanisms of penetration and development of arbuscular mycorrhizal fungi in plant. En: “Recent Research Developments in Soil Biology and Biochemistry”. (Ed. S.G. Pandalai) Research Signpost, pp. 121-136.

    1996

  104. McAllister, C.B., García-Garrido, J.M., García-Romera, I., Godeas, A. y Ocampo, J.A. (1996) In vitro interactions between Alternaria alternata, Fusarium equiseti and Glomus mosseae. Symbiosis20: 163-174.

  105. García-Garrido, J.M., García-Romera, I., Parra-García, M.D. y Ocampo, J.A. (1996) Purification of an arbuscular mycorrhizal endoglucanase from onion roots colonized by Glomus mosseae. Soil Biology and Biochemistry 28, 1443-1449.

  106. Rejón-Palomares, A., García-Garrido, J.M., Ocampo, J.A y García-Romera, I. (1996) Presence of xyloglucan-hdrolyzing glucanases (Xyloglucanases) in arbucular mycorrhizal symbiosis. Symbiosis 21: 249-261.

  107. García-Garrido, J.M., García-Romera, I. y Ocampo, J.A. (1996) Purification of an arbuscular mycorrhiza endoglucanase from colonized roots. En "Mycorrhizas in integrated system: from genes to plant development" (Eds. Azcon-Aguilar, C y Barea, J.M.). European Commision, Brussells. pp. 231-233.

  108. Palma, J.M., Arines, J., Vilariño, A., Quintela, M. and Ocampo, J.A. (1996) Superoxide dismutase activity in mycorrhizal and non-mycorrhizal pea (Pisum sativum L.) plants. En "Mycorrhizas in integrated system: from genes to plant development"(Eds. Azcon-Aguilar, C y Barea, J.M.). European Commision, Brussells. pp. 252

  109. García-Romera, I., García-Garrido, J.M. y Ocampo, J.A. (1996) Hydrolytic enzymes in arbuscular mycorrhiza. En "Mycorrhizas in integrated system: from genes to plant development"(Eds. Azcon-Aguilar, C y Barea, J.M.). European Commision, Brussells. pp. 234-237.

  110. Rejon-Palomares, A., García-Romera, I. J.M. y Ocampo, J.A. (1996) Xyloglucan-specific endoglucanase activities in onion plants colonized by the arbuscular mycorrhizal fungus Glomus mosseae En "Mycorrhizas in integrated system: from genes to plant development"(Eds. Azcon-Aguilar, C y Barea, J.M.). European Commision, Brussells. pp. 256-259.

  111. Blilou, I., Martín, J. y Ocampo, J.A. (1996) Influence of cellulase on the susceptibility of the non-host cabbage to colonization by Glomus intraradices. En "Mycorrhizas in integrated system: from genes to plant development" (Eds. Azcon-Aguilar, C y Barea, J.M.). European Commision, Brussells. pp. 215-217. .

  112. Mc Allister C.B., García-Romera I., Martín J, Godeas A. y Ocampo J.A. (1996) Interaction between Aspergillus niger and Glomus mosseae. Influence of cellulase on the susceptibility of the non-host cabbage to colonization by Glomus intraradices. En "Mycorrhizas in integrated system: from genes to plant development" (Eds. Azcon-Aguilar, C y Barea, J.M.). European Commision, Brussells. pp. 646-648.

  113. Ocampo, J.A., García-Romera, I. y García-Garrido, J.M. (1996). Micorrizas:Procesos enzimaticos de la infeccion radicular. En "Microbiologia do Solo: Desafios para o Século XXI" (Eds. Hungria, M., Balota, E.L., Colozzi-Filho, A. y Andrade, D.S.). IAPAR, Brasil. pp. 177-187.

    1995

  114. McAllister C.B., García-Romera I., Martín J, Godeas A. y Ocampo J.A. (1995) Interaction between Aspergillus niger and Glomus mosseae. New Phytologist 129, 309-316.

    1994

  115. McAllister C.B., García-Romera I., Godeas A. y Ocampo J.A. (1994) Interaction between Trichoderma koningii, Fusarium solani and Glomus mosseae: Effect on plant growth, arbuscular mycorrhizas and the saprophytic inoculants. Soil Biology and Biochemistry 26, 1363-1367.

  116. McAllister, C.B., García-Romera, I., Godeas, A. y Ocampo J.A. (1994) In vitro interaction between Trichoderma koningii, Fusarium solani and Glomus mosseae. Soil Biology and Biochemistry 26: 1369-1374.

    1993

  117. Ocampo, J.A. (1993) Influence of pesticides on VA mycorrhiza. En: “Pesticide-plant pathogen interactions in crop production: Beneficial and deleterious effects”. (Ed. J. Altman), pp 213-216. CRC Press, Boca-Raton Florida.

  118. García-Garrido, J. M., Toro, N. y Ocampo, J. A. (1993) Presence of specific polypeptides in onion roots colonized by Glomus mosseae. Mycorrhiza 2: 175-177

    1992

  119. García-Garrido, J. M., García-Romera, I. y Ocampo, J. A. (1992) Produccion de endoglucanasas por Glomus mosseae y su posible implicación en la colonizacion de raices de cebolla. Suelo y Planta 2: 411-421.

  120. García-Garrido, J. M., García-Romera, I. y Ocampo, J. A. (1992) Cellulase activity in lettuce and onion plants colonized by the vesicular-arbuscular mycorrizal fungus Glomus mosseae. Soil Biology and Biochemistry 25: 503-504.

  121. García-Garrido, J. M., García-Romera, I. y Ocampo, J. A. (1992) Cellulase production by the vesicular-arbuscular mycorrhizal fungus Glomus mosseae. New Phytologist 121: 221-226.

  122. García-Garrido, J. M., Cabello, M.N., García-Romera, I. y Ocampo, J. A. (1992) Endoglucanase activity in lettuce plants colonized with the vesicular-arbuscular mycorrhizal fungus Glomus fasciculatum. Soil Biology and Biochemistry 24, 955-959.

  123. Parra-Garcia, M.D., Lo Giudice, V. y Ocampo, J.A. (1992) Absence of VA colonization in Oxalis pes-caprae inoculated with Glomus mosseae. Plant and Soil 145: 298-300.

    1991

  124. Barea, J. M., Azcón-Aguilar, C., Ocampo, J. A. y Azcón, R. (1991) Fijación y movilización biológica de nutrientes. II. Fijación de nitrógeno y micorrizas. (Eds. J. López Gorgé, J. Olivares y J.M. Barea). Consejo Superior de Investigaciones Científicas. Madrid, Spain.

  125. García-Romera, I., García-Garrido, J. M. y Ocampo J. A. (1991) Pectolityc enzymes in the vesicular-arbuscular mycorrhizal fungus Glomus mosseae. FEMS Microbiology Letters 78: 343-346.

  126. García-Romera, I., García-Garrido, J. M. y Ocampo J. A. (1991) Pectinase activity in vesicular-arbuscular mycorrhiza during colonization of lettuce. Symbiosis 12: 189-198.

  127. García-Romera, I., García-Garrido, J. M., Martínez-Molina, E. y Ocampo, J. A. (1991) Production of pectolityc enzymes in lettuce root colonized with Glomus mosseae. Soil Biology and Biochemistry 23: 597-601.

  128. Vierheilig, H. y Ocampo, J. A. (1991) Receptivity of various wheat cultivars to infection by VA-mycorrhizal fungi as influenced by inoculum potential and the relation of VAMeffectiveness to succinic dehydrogenase activity of the mycelium in the roots. Plant and Soil 133: 291-296.

  129. Vierheilig, H. y Ocampo, J. A. (1991) Susceptibility and effectiveness of VA mycorrhiza in wheat cultivars under different growing conditions. Biology and Fertitlity of Soil 11: 290-294.

    1990

  130. García-Romera, I., García-Garrido, J. M., Martínez-Molina, E. y Ocampo, J. A. (1990) Possible influence of hydrolytic enzymes on vesicular-arbuscular mycorrhizal infection of alfalfa. Soil Biology and Biochemistry 22: 149-152.

  131. Vierheilig, H. y Ocampo, J. A. (1990) Role of root extracts and volatile susbtances of non-host plants on vesicular-arbuscular mycorrhizal spore germination. Symbiosis 9: 199 - 202.

  132. Vierheilig, H. y Ocampo, J. A. (1990) Effect of isotiocianates on germination of spores of G. mosseae. Soil Biology and Biochemistry 22: 1161-1162.

    1989

  133. Ocampo, J. A. (1989) Micorrizas vesiculo-arbusculares: aplicación a las nuevas biotecnologias. Agrishell 43: 7-11.

  134. García-Garrido, J. M. y Ocampo, J. A. (1989) Effect of VA mycorrhizal infection of tomato on damage caused by Pseudomonas syringae. Soil Biology and Biochemistry 21: 163-167.

  135. El-Atrach, F., Vierheilig, H. y Ocampo, J. A. (1989) Influence of non-host plants on vesicular-arbuscular mycorrhizal infection of host plants and on spore germination. Soil Biology and Biochemistry 21: 161-163.

  136. Vierheilig H., Ocampo J. A. (1989) Relationship between SDH-activity and VA mycorrhizal infection. Agr. Ecosyst. Environ. 29, 439-442.

    1988

  137. García-Garrido, J. M. y Ocampo, J. A. (1988) Interacción entre G. mosseae y Pseudomonas syringae en la rizosfera de plantas de tomate. Analales de Edafologia y Agrobiologia 46: 1679-1685.

  138. Piccini, D., Ocampo, J. A. y Bedmar, E. J. (1988) Possible influence of Rhizobium on VA mycorrhizal metabolic activity in double symbiosis of alfalfa plants (Medicago sativa L.) grown in a pot experiment. Biology and Fertility of Soils 6: 65-67.

  139. García-Romera, I. y Ocampo, J. A. (1988) Effect of the herbicide MCPA on VA mycorrhizal infection and growth of Pisum sativum. Z. Pflanzenernahr Bodenk. 151: 225-228.

  140. García-Romera, I., Miquel, J. A. y Ocampo J. A. (1988) Effect of Cyanazine herbicide on VA mycorrhizal infection and growth of Pisum sativum. Plant and Soil 107: 207-210.

  141. García-Garrido, J. M. y Ocampo, J. A. (1988) Interaction between Glomus mosseae and Erwinia carotovora and its effect on the growth of tomato. New Phytologist 110: 551-555.

    1987

  142. Paulino, V. I., Ocampo, J. A. y Bedmar, E. J. (1987) Interaçao Rhizobium-micorriza vesiculo-arbuscular na fixaçao de nitrogenio en leguminosas forrageiras tropicais cultivadas em meio inerte. Revista de Agricultura 62: 3-16.

  143. García-Romera, I. y Ocampo, J. A. (1987) Estudio comparado de la eficacia de Glomus mosseae y las poblaciones de endofitos VA indígenas de dos suelos de Granada. Analales de Edafologia y Agrobiologia 46: 713-720.

  144. García-Garrido, J. M. y Ocampo, J. A. (1987) Interacción entre micorrizas VA y bacterias patógenas. Analales de Edafologia y Agrobiologia 46: 1233-1245.

    1986

  145. Ocampo, J.A. (1986) Vesicular-arbuscular mycorrhizal infection of "host" and "non-host" plants: effects on the growth responses of the plants and competition between them Soil Biology and Biochemistry 18: 607-610

  146. Ocampo, J. A., Cardona, F. y El-Atrach, F. (1986) Effects of root extracts of non-host plants on VA mycorrhizal infection and spore germination. En “Physiological an genetical aspects of mycorrhizae”. (Eds. V. Gianinazzi-Pearson y S. Gianinazzi) pp: 721-724 INRA. Paris, France

  147. Bedmar, E. J. y Ocampo J. A. (1986) Suceptibilidad de distintas variedades de guisante, veza y lupino a la infección por Glomus mosseae. Anales de Edafologia y Agrobiologia 45: 231-236.

  148. Ocampo, J. A. (1986) The effect of VA mycorrhizal infection of host and non-host plants on the growth responses of the plants and competition between them. Soil Biol. Biochem. 18, 607-610.

    1985

  149. Cardona, F. y Ocampo, J.A. (1985) Estudio de la posible utilización de micorrizas VA como fertilizantes biologicos en dos suelos. Anales de Edafologia y Agrobiologia 44: 453-462.

  150. Ocampo, J.A. y Barea, J.M. (1985) Effect of carbamate herbicides on VA mycorrhizal infection and plant growth. Plant and Soil 85: 375-383.

  151. Ocampo, J.A. y Azcon, R. (1985) Relationship between the concentration of sugars in the roots and VA mycorrhizal infection. Plant and Soil 86: 95-100.

    1984

  152. Azcon,R. y Ocampo, J.A. (1984) Effect of root exudation on VA mycorrhizal infection art early stages of plant growth. Plant and Soil 82: 133-138.

    1982

  153. Ocampo, J.A. y Barea, J.M. (1982) Depressed metabolic activity of VA mycorrhizal fungi by photosynthesis inhibitor herbicides. En: “Les Mycorrhizes: biologie et utilization”, (Ed. INRA) pp. 267-270, Dijon, France

  154. Roldan-Fajardo, B.E., Barea, J.M., Ocampo, J.A. y Azcon-Aguilar, C. (1982) The effect of season on VA mycorrhiza of the almond tree and of phosphate fertilization and species of endophyte on its mycorrhizal dependency. Plant and Soil 68: 361-367.

    1981

  155. Ocampo, J.A. y Hayman, D.S. (1981) Mycorrhizal development in host and non-host plants.II. Crop rotation and residual effects on non-host plants. New Phytol. 87, 333-343.

  156. Ocampo, J.A., Martin, J. and Hayman, D.S. (1981) Influence of Plant Interactions on Vesicular-Arbuscular Mycorrhizal Infections. II. Crop Rotations and Residual Effects of Non-Host Plants New Phytologist 87: 333-343.

  157. Azcon, R. y Ocampo, J.A. (1981) Factors affecting the vesicular-arbuscular infection and mycorrhizal dependency of thirteen wheat cultivars. New Phytologist 87: 677-685.

    1980

  158. Gallardo, F. Vitorino, B., Azcon, M. y Ocampo, J.A. (1980) Utilización de diferentes residuos de leguminosas como abono verde. I. Efecto sobre los nutrientes N, P, y S. Anales de Edafologia y Agrobiologia 39: 923-934.

  159. Ocampo, J.A., Gallardo-Lara, F., Azcón, M. y Vitorino, B. (1980) Utilización de diferentes residuos de leguminosas como abono verde. II. Incidencia sobre la microflora del suelo y diferentes aspectos de antagonismo microbiano. Anales de Edafologia y Agrobiologia 39: 1609-1619.

  160. Ocampo, J.A., Martin, J. and Hayman, D.S. (1980) Influence of Plant Interactions on Vesicular-Arbuscular Mycorrhizal Infections. I. Host and Non-Host Plants Grown Together New Phytologist 84: 27-35.

  161. Ocampo, J.A. (1980) Micorrizas VA.I. Caracteristicas Generales. Anales de Edafologia y Agrobiologia 39: 351-355.

  162. Ocampo, J.A. (1980) Micorrizas VA.II. Efecto sobre el crecimiento de las plantas. Anales de Edafologia y Agrobiologia 39: 1049-1069.

  163. Ocampo, J.A. (1980) Micorrizas VA.III. Ecologia. Anales de Edafologia y Agrobiologia 39: 1071-1088.

  164. Ocampo, J.A. y Hayman, D.S. (1980) Effects of pesticides on mycorrhiza in field-grown barley, maize and potatoes. Transactions the British. Mycological Society 74: 413-416.

  165. Ocampo, J.A., Martín, J. y Hayman, D.S. (1980) Mycorrhizal development in host and non-host plants.I. Mycorrhizal infection in plants grown together. New Phytol. 84, 27-35.

  166. Ocampo, J.A. (1980) Effect of crop rotation involving host and non-host plants on vesicular arbuscular mycorrhizal infection of host plant. Plant and Soil 56: 283-291.

    1975-1979

  167. Ocampo, J.A. Barea, J.M. y Montoya E. (1975) Interaction between Azotobacter and phosphobacteria and their establishment in the rhizosphere as affected by soil fertility. Canadian Journal of Microbiology 21: 1160-1165.

  168. Barea, J.M., Ocampo, J.A., Azcon, R., Olivares, J. y Montoya, E. (1976) Effects of ecological factors on the establishment of Azotobacter in the rhizosphere. En “Environmental role of nitrogen-fixing blue-green algae and asymbiotic bacteria”. (Ed. U. Granhall), pp 325-330. Ecological Bulletins nº 26, Uppsala, Suede.

  169. Ocampo, J.A. Barea, J.M. y Montoya E. (1977) Root extracts as a possible factor affecting the establishment of Azotobacter and phosphobacteria in the rhizosphere. Polish J. Soil Sci. 10, 123-130.

  170. Barea, J.M., Ocampo, J.A. y Montoya, E. (1977) Estudio critico sobre la utilizacion de Azotobacter y fosfobacterias como fertilizantes microbianos. Anales de Edafologia y Agrobiologia 36: 1197-1208.

  171. Ocampo, J.A., Barea, J.M. y Montoya, E. (1977) Estudio de los factores ecologicos que afectan a las poblaciones de microorganismos en la rizosfera. Anales de Edafologia Agrobiologia 36: 1281-1287.

  172. Ocampo, J.A. y Barea, J.M. (1978) Efectos de los fertilizantes microbianos sobre la floración de tomate en ausencia de establecimiento de los inoculos en la rizosfera. Anales de Edafologia y Agrobiologia 37: 315-325.

  173. Ocampo, J.A. Barea, J.M. y Montoya E. (1978) Bacteriostasis and the inoculation of phosphate-solubilizing bacteria in the rhizosphere. Soil Biology and Biochemistry 10: 439-440.

  174. Ocampo, J.A. Barea, J.M. y Montoya E. (1978) Amensalism as ecological factor affecting the establisment of Azotobacter and phosphobacteria in the rhizosphere. Polish Journal of Soil Science 11: 133-144.

  175. MacDonald, R.M., Spokes, J.R. y Ocampo, J.A. (1979) Effects of pesticides on VA mycorrhiza. Effect of Alliette on P uptake by mycorrhizal fungi. Rothamsted Report. 1, 236.

  176. Ocampo, J.A. y Hayman, D.S. (1979) Effect of pesticides on VA mycorrhiza. Effect of different pesticides on mycorrhizal population on the field. Rothamsted Report. 1, 236.

  177. Ocampo, J.A., Martín, J. y Hayman, D.S. (1979) Mycorrhizal development in host and non-host plants. Mycorrhizal infections in plant grown together. Rothamsted Report. 1, 237.

  178. Ocampo, J.A. y Hayman, D.S. 1979 Mycorrhizal development in host and non-host plants. Mycorrhizal infections in plants grown in sucession. Rothamsted Report. 1, 237.



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