TY  - BOOK
AU  - PEDRO A. SANCHEZ Ed.
TI  - ALTERNATIVES TO SLASH-AND-BURN AGRICULTURE
AV  - S 602.87 .A48 1994 
PY  - 1994///
CY  - NAIROBI
PB  - INTERNATIONAL CENTRE FOR RESEARCH IN AGROFORESTRY
KW  - SHIFTING CULIVATION
ER  -