TY  - BOOK
AU  - Dobermann A & Witt C
TI  - Increasing productivity of intensive rice systems through site-specific nutrient management/ (Acc: 2836)
SN  - 9712201872
U1  - 633.187 DOB 
PY  - 2004///
CY  - Philippines
PB  - IRRI
KW  - Rice
ER  -