TY  - BOOK
AU  - K.P. Rajaram
AU  -  D.John Durairaj  Department of Soil Science and Agril Chemistry
TI  - Study of transformations of nitrogen and phosphorus in acid paddy soils of Kerala state in relation to crop growth and yield
U1  - 631.41 
PY  - 1964///
CY  - Coimbatore
PB  - Agricultural College and Research Institute
ER  -