TY  - BOOK
AU  - Verma,Dinesh Prasad
TI  - Comparative eflifieaey of different types of zinc fertilizers in a caleareous soil
KW  - Chemical soil types
KW  - Soil types
KW  - Litholugical soil types
KW  - Chalk soil
KW  - Metallicelements
KW  - Nitrogen fertilizers
KW  - Fertilizers technology
ER  -