TY  - BOOK
AU  - K KRISHNAN NAMBOODIRI
AU  - P R RAMASUBRAMONIAN
TI  - STUDIES ON THE EFFECT OF VARYING LEVELS OF ZINC ON THE GROWTH AND YIELD OF RICE
U1  - E N810 KR 49 
PY  - 1980///
CY  - COLLEGE OF AGRICUTURE VELLAYANI
PB  - DEPARTMENT OF AGRICULTURAL CHEMISTRY
ER  -