International conference on ecological agriculture :
International conference on ecological agriculture : towards sustainable development (ICEA - 1997) /
edited by G. S. Dhaliwal, N. S. Randhawa and Ramesh Arora
- Ludhiana : Indian Ecological Society, c1997.
- 268p. : 24 cm.
8185835349
Agricultural ecology
Land resources
Water resources
HD1920.7 / .Z8E36 1997
333.95
8185835349
Agricultural ecology
Land resources
Water resources
HD1920.7 / .Z8E36 1997
333.95