TY - BOOK AU - H Puttaswamy AU - T Satyanarayana Department of Soil Science and Agricultural Chemistry TI - Effect of calcium and sulphur on the growth and yield of cowpea (Vigna unguiculata (L.) Walp) and sunflower (Helianthus annus L U1 - 630 PY - 1984/// CY - Bangalore PB - University of Agricultural Sciences, Bangalore ER -