Anais da Sociedade Entomológica do Brasil (1998) 27, 325-335
J.R. Cure, R.H.S. Santos, J.C. Moraes, E.F. Vilela and A.P. Gutierrez (1998)
Fenologia e Dinâmica Populacional da Broca do Café Hypothenemus hampei (Fern) Relacionadas às Fases de Desenvolvimento do Fruto
[Phenology and population dynamics of the coffee berry borer Hypothenemus hampei (Ferr.) in relation to the phenological stages of the berry]
Anais da Sociedade Entomológica do Brasil 27 (3), 325-335
Abstract: The population dynamics of the coffee berry borer, Hypothenemus hampei (Ferrari) was studied in Paula Candido, Minas Gerais State, Brazil (20° S; 660 m high; 1391 mm rain/year; 18° C average temperature), from November 1992 to May 1993. The following aspects were assessed weekly: phenologycal development of the fruits (small green, green, beginning maturation, mature,and dry); the number of fruits infested at each developmental stage; and the number of individuals of the borer at each developmental stage (egg, larvae, prepupa, pupa, and adults) present in infested berries. At least three complete generations of the borer were found during fruit development. A right skewed preference function of fruit age describes the attack of the fruits by the borer. After infestation the borer started ovipositiog as fruits started maturing. Results suggest that control measures should be taken between the end of one growing season, after harvesting, and the beginning of fruit maturation in the next growing season, targeting adults before oviposition begins.
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(original language: Portuguese)
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Database assignments for author(s): Andrew Paul Gutierrez, Jair C. Moraes
Research topic(s) for pests/diseases/weeds:
population dynamics/ epidemiology
environment - cropping system/rotation
Pest and/or beneficial records:
Beneficial | Pest/Disease/Weed | Crop/Product | Country | Quarant.
|
---|---|---|---|---|
Hypothenemus hampei | Coffee (Coffea) | Brazil (south) |