TY  - BOOK
AU  - Kaul,A.
TI  - Long range effect of applied fertilizers on  the sttus and forms of N, P. and K. of continuously cropped soils
KW  - Soil
KW  - Soil types
KW  - Compound fertilizers
KW  - Minerals
KW  - Crop
KW  - Soil properties
ER  -