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Report - Alternatives to fenthion for quelea bird control
… By Robert A. Cheke Natural Resources Institute University of Greenwich at Medway Central Avenue Chatham Maritime … that mechanical destruction of breeding and roosting habitat manually or using tractors dragging brushing … Spodoptera exempta populations in East Africa. Crop Protection 12: 91–103. Cheke, R. A., Venn, J. F. & Jones, P. …