Workshop for practicing agronomists North Little Rock, A., American Society of America, S. B., National Alliance of Agricultural Consultants., Southern Land Grant Universities., American Society of Agronomy., Miley, W. N., & Oosterhuis, D. M. (1990). Nitrogen nutrition of cotton: Practical issues : proceedings of first Annual Workshop for practicing agronomists (1 edición.). Wisconsin, Estados Unidos: American Society of Agronomy, Inc..

Workshop for practicing agronomists North Little Rock, Arkansas, Southern Branch American Society of America, National Alliance of Agricultural Consultants, Southern Land Grant Universities, American Society of Agronomy, W. N. Miley, and D. M. Oosterhuis. Nitrogen Nutrition of Cotton: Practical Issues : Proceedings of First Annual Workshop for Practicing Agronomists. 1 edición. Wisconsin, Estados Unidos: American Society of Agronomy, Inc., 1990.

Workshop for practicing agronomists North Little Rock, Arkansas, et al. Nitrogen Nutrition of Cotton: Practical Issues : Proceedings of First Annual Workshop for Practicing Agronomists. 1 edición. Wisconsin, Estados Unidos: American Society of Agronomy, Inc., 1990.