K KRISHNAN NAMBOODIRI
STUDIES ON THE EFFECT OF VARYING LEVELS OF ZINC ON THE GROWTH AND YIELD OF RICE - MSc - COLLEGE OF AGRICUTURE VELLAYANI DEPARTMENT OF AGRICULTURAL CHEMISTRY 1980
E N810 KR 49
STUDIES ON THE EFFECT OF VARYING LEVELS OF ZINC ON THE GROWTH AND YIELD OF RICE - MSc - COLLEGE OF AGRICUTURE VELLAYANI DEPARTMENT OF AGRICULTURAL CHEMISTRY 1980
E N810 KR 49