TY - BOOK AU - Ram Pratap Singh TI - Studies on Influence of Moisture Regimes on The transformation of Applied Phosphorus in Calcareous and Calcareous Saline Alkali Soils of North Bihar with and without Pyrites U1 - 631.41 PY - 1980/// CY - RPCAU KW - MSc. Soil Science and Agricultural Chemistry ER -