TY - BOOK AU - H.c. Prakasha AU - Balakrishna K. Rao Department of Soil Science and Agricultural Chemis TI - Influence of organic amendments on release and uptake of phosphorus from mussoorie rock phosphate in rainfed wetland rice (Oryza U1 - 630 PY - 1987/// CY - Bangalore PB - University of Agricultural Scineces, Bangalore ER -