Jul 31, PDF | On Jan 1, , John L. Capinera and others published Pepper Weevil, Anthonomus eugenii Cano (Insecta: Coleoptera. Summary. Anthonomus eugenii Cano (Coleoptera: Curculionidae) was observed for the first time in Italy and the Mediterranean Region attacking sweet pepper. The pepper weevil (Anthonomus eugenii) feeds and lays eggs on the genus Capsicum and a few species of Solanum (Solanaceae). It is an important pest of .
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pepper weevil – Anthonomus eugenii Cano
Damage Back to Top An important form of damage is destruction of blossom buds and immature pods. Traps should be placed 10 to 60 cm above the soil; one sq cm trap captures as many weevils as are detected by inspecting 50 buds Riley and Schuster Parasitoids of pepper weevil include Catolaccus hunteri Crawford Hymenoptera: Eggs are deposited singly beneath the surface of the bud or pod.
The mean incubation period is 4. Refined action threshold for pepper weevil adults Coleoptera: Ejgenii clean, round hole marks the escape of the beetle from the bud or fruit.
Department of Agriculture Technical Bulletin Under insectary conditions in California, up to eight generations have been produced in a single year, anthonlmus three to five generations is probably normal in most locations.
Segarra-Carmona and Pantoja b estimated that economic damage commences with adult populations of 0. Photograph by John L. The pupa resembles the adult in form, except that the wings are not fully developed and large setae are found on the prothorax and abdomen.
CapineraUniversity of Florida. Insect Management Guide for tomatoes, peppers and eggplant Cultural practices.
The eggs are white when ehgenii deposited, but soon turn yellow.
EPPO Global Database
Oviposition occurs on plants in the genera Capsicum and Solanumbut feeding by adults extends to other Solanaceae such as PhysalisLycopersiconDaturaPetuniaand Nicotiana.
Adult is shown to the left. Insecticides are commonly applied to the foliage at short intervals once buds begin to form. Removal and destruction of fallen fruit, for example, will result in destruction eugeini larvae and pupae.
First instars measure about 1 mm in length range 0. Pupa of the pepper weevil, Anthonomus eugenii Cano.
Males produce an aggregation pheromone that attracts both sexes Eller et al. The figure for third instar development time contains a prepupal period of about 4.
An action threshold for management of the pepper weevil Coleoptera: The blackish beetle is oval in shape and varies from 2. The adults are long-lived and produce overlapping generations, so it is difficult to ascertain generation number accurately. Photograph by University of Florida.
Larvae are aggressive, with only a single larva surviving within a bud, though more than one can occur within larger fruit.
Thus, the larvae are easily confused. If visual monitoring is preferred, anhonomus bud sampling is effective, although more beetles are present in the morning than evening Riley et al. Adult Cuban pepper weevil, Faustinus cubae Bohemandorsal view.
Adults overwinter, but only where food is available, because diapause does not occur in this species. Feeding anhhonomus immediately after emergence. Feeding damage on pepper caused by larvae of the pepper weevil, Anthonomus eugenii Cano. Anthonomus eugenii Cano Insecta: