TY  - GEN
AU  - Singh,K.P.
TI  - Changes in phosphorus supply parameters of soils in relation to its uptake by rice and wheat
KW  - Phosphorus
KW  - Rice
KW  - Wheat
KW  - Nutrients
KW  - Manure
KW  - Green houses
KW  - Chemicophysical properties
ER  -