AU  - Kumaraswamy, K.
ED  - Tamil Nadu Agricultural University
ED  - Department of Soil Science and Agricultural Chemistry
ED  - Agricultural College and Research Institute
TI  - Summer school on integrated soil productivity management for sustainable agriculture / 
U1  - 631.406 
PY  - 1998///
CY  - New Delhi : 
PB  - Indian Council of Agricultural Research
KW  - Soil Productivity
KW  - Agricultural Research
KW  - Crop Production
ER  -