ON CLASSIFICATION OF AGRICULTURAL SYSTEMS — AN ECOLOGICAL APPROACH

  • SOFUS CHRISTIANSEN

Forfatterbiografi

SOFUS CHRISTIANSEN
N/A
Publiceret
1979-01-01
Citation/Eksport
CHRISTIANSEN, S. (1979). ON CLASSIFICATION OF AGRICULTURAL SYSTEMS — AN ECOLOGICAL APPROACH. Geografisk Tidsskrift, 79. Hentet fra https://tidsskrift.dk/geografisktidsskrift/article/view/45944