TY  - BOOK
AU  - Jayashankar, M
TI  - Soil conservation in organic farming : : handbook-1, green manure, green leaf manure, biofertilisers
U1  - 631.584 23
PY  - 2002///
CY  - Chennai : 
PB  - Centre for Indian Knowledge Systems, 
KW  - Organic farming
KW  - Soil conservation
ER  -