TY  - BOOK
AU  - SAM T KURUMTHOTTICAL 
AU  - Dr.R.S.AIYER
TI  - NUTRIENT DYNAMICS AND RESIDUAL EFFECT OF PERMANENT MANURIAL EXPERIMENT WITH RICE 
U1  - E N82 SA 52  
PY  - 1982///
CY  - COLLEGE OF AGRICULTURE VELLAYANI 
PB  - DEPARTMENT OF SOIL SCIENCE AND AGRICULTURAL CHEMISTRY 
ER  -