TY  - BOOK
AU  - Kostyakof, A. N.
AU  - Jha, Jnardhan
TI  - Bhumi Sudhar ke Sidhant
U1  - 631.7 
PY  - 1974///
CY  - Lucknow
PB  - U. P. Hindi Grandh Academy
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Irrigation
KW  - Irrigation engineering
ER  -