De Pury, Janine Margaret Suzanne.
Crop pests of East Africa / by J.M.S. de Pury. - Nairobi : Oxford University Press, 1968. - xii, 227 p. : ill.
0196440521
Beneficial insects.
Agricultural pests--Africa, East.
Insects pests--Africa, East.
Crop pests of East Africa / by J.M.S. de Pury. - Nairobi : Oxford University Press, 1968. - xii, 227 p. : ill.
0196440521
Beneficial insects.
Agricultural pests--Africa, East.
Insects pests--Africa, East.