TY  - BOOK
AU  - Varma, Birendra Singh
TI  - Krishi ke Mul Sidhant
U1  - 630 
PY  - 1966///
CY  - Meerut
PB  - Bharti Bhandar
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Agriculture
ER  -