Organic agriculture : economic and ecological comparison with conventional methods

Oelhaf, Robert C.

Organic agriculture : economic and ecological comparison with conventional methods Robert C. Oelhaf - Montclair Allanheld, Osmun 1978 - xii, 239 p.; 23cm.

9780470264270

338.16 OC6Q
Hosted, Implemented, Customized & Maintained by: BestBookBuddies

Powered by Koha