TY  - GEN
TY  - GEN
T1  - The Yukpa cultivation system : a study of shifting cultivation in Colombia and Venezuela
T2  - Ibero-Americana
A1  - Ruddle, Kenneth
LA  - eng
PP  - Berkeley
PB  - University of California Press
YR  - 1974
UL  - https://kansalliskirjasto.finna.fi/Record/fikka.232111
SN  - 0520094972 nidottu
KW  - Indians of South America : Agriculture : Colombia.
KW  - Indians of South America : Agriculture : Venezuela.
KW  - Shifting cultivation.
KW  - Yupa Indians : Agriculture.
KW  - intiaanit
KW  - maanviljely
KW  - Kolumbia
KW  - Venezuela
ER  -