TY - BOOK TI - Use of p32 in the study of the availability of fetilizer and soil phosphorus to rice plant as influenced by Mn, Al, Fe, Ca and Si under water logged condition U1 - 631.85 PY - 1966/// CY - Dhaka : PB - University Of Dhaka, KW - Soils N1 - Thesis (MS )-- Department of Soil, Water & Environment,, University of Dhaka,1966; Includes bibliographical references ER -