TY  - BOOK
AU  - Gupta,S.P.
TI  - Studies on transformation of applied potassium in relation to its availability in calcareous soil under different cropping systems
KW  - Calcareous soil
KW  - Soil types
KW  - Soil sciences
KW  - Cropping system
KW  - Potassium
KW  - Fertilizers
ER  -