1. Azcón, R., Azcón-G. de Aguilar, C. and Barea, J. M. 1978 Effects of plant hormones present in bacterial cultures on the formation and responses to VA endomycorrhiza. New Phytol.80, 359–364.
2. Azcón-G. de Aguilar, C. and Barea, J. M. 1978 Effect of IAA on endomycorrhization.In Proceeding of the 2nd International Symposium on Root Physiology and Symbiosis. Eds. A. Riedacker and J. Gaganaire-Michard pp 459–466. Nancy.
3. Azcón-G. de Aguilar, C. and Barea, J. M. 1979 An improved procedure for the axenic growth of the endomycorrhizal fungusGlomus mosseae. Microbios Letters9, 127–131.
4. Barbera, C. 1971 El ácido cloroetilfosfónico y su acción en la fisiología vegetal. Levante Agrícola1971, 47–54.
5. Barea, J. M., Escudero, J. L. and Azcón-G. de Aguilar, C. 1980 Effects of introduced and indigenous VA mycorrhizal fungi on nodulation, growth and nutrition ofMedicago sativa in phosphate-fixing soils as affected by P fertilizers. Plant and Soil54, 283–296.