TY  - BOOK
AU  - Chopra, V. L. Khoshoo, T. N.
TI  - Conservation for productive agriculture  
PY  - 1986///
CY  - New Delhi
PB  - Indian Council of Agricultural Research
KW  - Agricultural Conservation.Land Economics
N1  - Commemorative volume released on the Eightieth Birthday of Dr. B.P. Pal
ER  -