TY  - GEN
AU  - Bhattacharya,T.
TI  - Nature and characteristics of clays and clay-organic complexes occuring in major soil groups of India
KW  - Soil types
KW  - Sampling
KW  - Methods
KW  - Nitrogen
KW  - Pothssium
KW  - Clay minerals
KW  - Chemicals
KW  - Plant nutrients
ER  -