TY - BOOK AU - Kumari, Kamini TI - Long-Term Effect of Crop residues on Zinc Nutrition and Its Distribution under Rice-Wheat Cropping System in Calciorthents: Kumari, Kamini U1 - 631.422 PY - 2014/// CY - Pusa PB - Dept. Soil Science KW - Soil Scienes KW - Thesis ER -