Yazar
Jaswant Singh Kanwar
10 cilt bulundu.
Jaswant Singh Kanwar · Indian Council of Agricultural Research
533 sayfa · 1976
Soil fertility / Fertilizers
Jaswant Singh Kanwar · M. Nijhoff/Dr. W. Junk
133 sayfa · 1983
Food supply / Government policy / Research / Sulphur deficiency diseases in plants / Sulphur fertilizers
Jaswant Singh Kanwar · Indian Council of Agricultural Research
185 sayfa · 1974
Fertilizers / Micronutrient fertilizers / Soils / Trace element content / Trace elements
Jaswant Singh Kanwar · Directorate of Information and Publications of Agriculture, Indian Council of Agricultural Research
107 sayfa · 2003
Kategori yok
Jaswant Singh Kanwar · Indian Council of Agricultural Research
51 sayfa · 1971
Phosphorus content / Soils
Jaswant Singh Kanwar · Organizing Secretary, International Symposium on Soil Fertility Evaluation, Indian Society of Soil Science
229 sayfa · 1971
Soil research / Soils / Research
Jaswant Singh Kanwar · Agricultural Information Section, Punjab Agricultural University
56 sayfa · 1963
Citrus / Soils
Jaswant Singh Kanwar, J. C. Katyal · Sole distributor Fertilizer Development and Consultation Organization
329 sayfa · 1997
Plant nutrients / Congresses / Fertilizers / Agriculture and state
H. L. S. Tandon, Jaswant Singh Kanwar · International Crops Research Institute for the Semi-Arid Tropics
59 sayfa · 1984
Sorghum / Fertilizers