ANTHONOMUS EUGENII PDF

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 drop in the field; a common sign of infestation by the pepper weevil, Anthonomus eugenii Cano. This weevil, though a serious pest in Brazil and other areas of Latin America, is still quite limited in distribution in the United States.

Oviposition occurs on plants in the genera Capsicum and Solanumbut feeding by adults extends to other Solanaceae such as PhysalisLycopersiconDaturaPetuniaand Nicotiana. The pepper weevil, Anthonomus eugenii Cano, is the most important insect pest of pepper in the southern United States.

The body is strongly arched and with a long, stout beak as is typical for this genus.

The occurrence of Catolaccus hunteria parasitoid of Anthonomus eugeniiin insecticide treated bell pepper. Thus, the larvae are easily confused. Adult population estimates are best obtained by visual examination and yellow sticky traps Segarra-Carmona and Pantoja a. Feeding begins immediately after emergence. Pteromalidae and Bracon mellitor Say Hymenoptera: Aggregation pheromone for the pepper weevil, Anthonomus dugenii Cano Coleoptera: There are three instars.

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It is now found across the southernmost United States from Florida to California. Sampling and dispersion of pepper weevil Coleoptera: Females deposit eggs at a rate of about five to seven eggs per day, and fecundity averages eggs but is nearly in some individuals.

pepper weevil – Anthonomus eugenii Cano

Both adult and larval feeding causes bud drop. Photograph by University of Anthonomuus. The blackish beetle is oval in shape and varies from 2. Damage Back to Top An important form of damage is destruction of blossom buds and immature pods. Adult pepper weevil, Anthonomus eugenii Cano. 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.

Pepper weevil

The female creates an egg cavity with her mouthparts before depositing the egg, and seals the puncture containing the egg with a light brown fluid that hardens and darkens. Adult Cuban pepper weevil, Faustinus cubae Bohemanlateral view. The thorax and elytra are mostly covered with small scales. Population ecology, life history, and biological control of the pepper weevil, Anthonomus eugenii Cano Coleoptera: A sequential sampling protocol was developed by Segarra-Carmona and Pantoja b.

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Refined action threshold for pepper weevil adults Coleoptera: It can be a serious pest where it occurs. Action thresholds of one adult per terminal buds Riley et al.

Adults overwinter, but only where food is available, because diapause does not occur in this species. Insect Management Guide for tomatoes, peppers and eggplant.

Photograph by John L. Pepper weevil was first observed in Hawaii in and in Puerto Rico in Evaluation of relative sampling methods for population estimation of the pepper weevil, Anthonomus eugenii Cano Coleoptera: The most complete treatment of pepper weevil biology is given by Elmore et al.

Adult feeding punctures appear as dark specks on the fruit, and are not very damaging. Puncture of peppers by pepper weevil allows penetration of the fungus Alternaria alternataan otherwise weak pathogen, and extensive fungal growth within the pepper fruit. Larva of the Cuban pepper weevil, Faustinus cubae Boheman. There are few cultural practices that significantly affect pepper weevil damage.

Mean duration of the pupal stage is 4.