Natural crop protection based on local farm resources in the tropics and subtropics.
Stoll, Gaby.
Natural crop protection based on local farm resources in the tropics and subtropics. - Germany. Verlag josef Margra. 1986
632 / STO
Natural crop protection based on local farm resources in the tropics and subtropics. - Germany. Verlag josef Margra. 1986
632 / STO