TY - GEN AU - AU - Chopra, V.L., ed. AU - Khoshoo, T.N., ed. TI - Conservation for productive agriculture: Commemorative volume release on the 80th birthday of Dr. B.P. Pal PY - 1986/// CY - New Delhi PB - Publications & Information Division, ICAR KW - Conservation KW - Productive KW - Agriculture ER -