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Title: An evaluation of the influence of some pesticides and natural enemies on spider mite populations in cotton / by Johnannes Hendrikus Botha.
Author: Botha, J. H. ; Rand Afrikaans University.
Year: 1986.
Description: vii, 276 leaves : ill. ; 30 cm.
Subject: South Africa. ; Predators. ; Simulation models. ; Triazophos. ; Cotton. ; Insecticides. ; Population dynamics. ; Chemical control. ; Tetranychus cinnabarinus. ; Environmental impact. ; Tetranychidae. ; Helicoverpa armigera.
Notes: "Presented in partial fulfilment of the requirements of the degree : Doctor of Philosophiae in Zoology in the Faculty of Science at the Rand Afrikaans University" -- half-title.
Thesis - (doctoral) - Rand Afrikaans University, South Africa, 1986.
Bibliography : p. 222-260.
Type: Book
Abstract: A number of aspects which might influence the buildup of spider mites in cotton are investigated. This thesis concentrates on 3 different areas. Chemical control of bollworm (Helicoverpa armigera) and its impact on spider mites and their predators ; acaricidal control and the importance of spider mite infestations during the various developmental stages of cotton plants. ; and an incorporation of some aspects of the life system of spider mites into a simulation model.
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