TY  - GEN
AU  - Formoli,G.N.
TI  - Direct residual and cumulative effects of FYM Phosphorus and potassium on rice-wheat rotation
KW  - Wheat
KW  - Rice
KW  - Phosphorus
KW  - Potash
KW  - Crop rotation
KW  - Farmyard manure
KW  - Fertilizer applications
ER  -