Soil Fertility and Crop Productivity under Long-Term Fertilizer use in India
Nambiar K.K.M..
Soil Fertility and Crop Productivity under Long-Term Fertilizer use in India - New Delhi ICAR 2002 - 144
631.45 NAM-S
Soil Fertility and Crop Productivity under Long-Term Fertilizer use in India - New Delhi ICAR 2002 - 144
631.45 NAM-S