Bohlen, Eberhard.
Crop pests in Tanzania and their control / Eberhard Bohlen; edited by Federal Agency for Economic Cooperation. - Berlin : Parey, 1973. - 142 p. : ill. (some col.).
3489648269
Insect pests--Tanzania.
Pesticides.
Pests--Control--Tanzania.
Beneficial insects.
Agricultural pests--Tanzania.
Crop pests in Tanzania and their control / Eberhard Bohlen; edited by Federal Agency for Economic Cooperation. - Berlin : Parey, 1973. - 142 p. : ill. (some col.).
3489648269
Insect pests--Tanzania.
Pesticides.
Pests--Control--Tanzania.
Beneficial insects.
Agricultural pests--Tanzania.