TY - BOOK AU - Cohen,Joel TI - Conservation and use of agroecological diversity T2 - Biopolicy International Series; African Centre for Technology Studies (ACTS); 3 SN - 9966-41-039-2 AV - PAM OH75.A3C63 PY - 1992/// CY - Nairobi PB - : ACTS Press KW - Biological diversity conservation ER -