Combined use of Chemical and Organic Fertilizers : Proceedings of the seminar "Proper Use of Chemical Fertilizers. Combined with Organic Fertilizers in Crop Production".

Combined use of Chemical and Organic Fertilizers : Proceedings of the seminar "Proper Use of Chemical Fertilizers. Combined with Organic Fertilizers in Crop Production". Zulkifli H. Shamsuddin, Ahmad Husni M. H. [y] Anuar A. R. - malaysia 1992

Material bibliográfico para estudiantes universitarios, docentes e investigadores.