TY  - GEN
AU  - Pradhan,H.R.
TI  - Soil fertility evaluation of some maize growing areas of Sikkim
KW  - Maize
KW  - Soil fertility
KW  - Sampling
KW  - Soil
KW  - Ph
KW  - Soil acidity
KW  - Toxiity
KW  - Nitrogen
KW  - Phosphorus
KW  - Yield
ER  -