Yazar
fertilizer institute
6 cilt bulundu.
Fertilizer Institute. Product Quality Committee · The Institute
118 sayfa · 1975
Quality control / Fertilizers / Handbooks, manuals / Fertilizer industry
International Fertilizer Development Center, International Crops Research Institute for the Semi-arid Tropics · Intl Fertilizer Development
153 sayfa · 1989
Soil management / Congresses / Soil fertility / Arid regions agriculture / Fertilizers
W. David Downey, Patrick O'Rourke, Fertilizer Institute, Purdue University. Agricultural Experiment Station · Dept. of Agricultural Economics, Agricultural Experiment Station, Purdue University
53 sayfa · 1976
Fertilizer industry / Statistics
S. M. Virmani, H. L. S. Tandon, G. Alagarswamy, International Benchmark Sites Network for Agrotechnology Transfer, International Crops Research Institute for the Semi-arid Tropics, International Fertilizer Development Center · ICRISAT
43 sayfa · 1989
Sorghum / Growth / Data processing / Congresses / Pearl millet