TY - BOOK AU - THOMAS VARGHESE AU - N SUBRAMONEY TI - THE INFLUENCE OF CALCIUM AND MAGNESIUM IN INCREASING THE EFFICIENCY OF FERTILISERS FOR RICE AND CALCIUM AND MAGNESIUM STATUS OF SOME TYPICAL RICE SOILS OF KERALA U1 - E N63 TH 1 PY - 1963/// CY - AGRICULTURAL COLLEGE AND RESEARCH INSTITUTE VELLAYANI PB - DIVISION OF AGRICULTURAL CHEMISTRY ER -