Altiert, Miguel A.
Agroecology: the scientific basis of alternative agriculture - Boulder Westview Press 1987 - 227 p.
1-85339-000-3
AGRICULTURE
AGRICULTURAL ENGINEERING
631.4 / A4
Agroecology: the scientific basis of alternative agriculture - Boulder Westview Press 1987 - 227 p.
1-85339-000-3
AGRICULTURE
AGRICULTURAL ENGINEERING
631.4 / A4