TY  - BOOK
AU  - Craswell,E.T.
AU  - De Datta,Surajit K.
ED  - International Rice Research Institute.
TI  - Recent developments in research on nitrogen fertilizers for rice
PY  - 1980///
CY  - Manila
PB  - International Rice Research Institute
KW  - Nitrogen fertilizers
KW  - Rice
KW  - Fertilizers
N1  - Cover title
ER  -