Crop pests in Tanzania and their control.
This book gives an account of the insect, mite and nematode crop pests of Tanzania, with a broad range of illustrations and detailed recommendations for control measures. There are 252 colour plates of pests and symptoms of crop damage. Part 1 describes the various groups of plant pests with their main characteristics. Part 2 deals with all species of pests which attack crops cultivated in Tanzania, giving information on shape and appearance, symptoms of damage, economic importance, host plants and distribution. Chemical and, where known, cultural control measures are given for every major pest. In part 3 the most important groups of beneficial insects are described. Part 4 gives a review of various pesticides, most of them in current use in Tanzania. Finally there is a glossary of technical terms and a subject index.<new para>ADDITIONAL ABSTRACT:<new para>This handbook on the crop pests of Tanzania, of which the coloured photographs are a useful feature, consists of an introductory part on the classification of pests (nematodes, mites and insects) with general recommendations on control, a main part on individual pests, arranged under the crops attacked, with suggestions for control, a third part on beneficial insects (parasites and predators), a fourth part on insecticides and their application and a glossary of terms. There is a general index, but the nomenclature employed has been overtaken in several instances.