The ecology of agricultural system
Muhammad, Noor, editor
The ecology of agricultural system - New Delhi Concept Pub. Co. 1992 - 334 p. : ill., maps - Concept's international serie .
8170224004
631.92 / N738N
The ecology of agricultural system - New Delhi Concept Pub. Co. 1992 - 334 p. : ill., maps - Concept's international serie .
8170224004
631.92 / N738N