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 weevil populations persist only where food plants are available throughout the year, largely limiting its economic pest status to the southernmost state in the USA.
Thus, the larvae are easily confused. Pupa of the pepper weevil, Anthonomus eugenii Cano.
Anthonomus eugenii (ANTHEU)[Overview]| EPPO Global Database
The origin of the pepper weevil likely is Mexico, though it has spread throughout most of Central America and the Caribbean, and to the southern USA. Mean duration of the pupal stage is 4. Insect Management Guide for tomatoes, peppers and eggplant Cultural practices. Pepper drop in the field; a common sign of infestation by the pepper weevil, Anthonomus eugenii Cano. Each femora anthonpmus a sharp tooth.
Adult population estimates are best obtained by visual examination and yellow sticky traps Segarra-Carmona and Pantoja a. Sometimes the fruit is deformed. Damage Back to Top An important form of damage is destruction of blossom buds and immature pods. Sampling and dispersion of pepper weevil Coleoptera: Population ecology, life history, and biological control of the pepper weevil, Anthonomus eugenii Cano Coleoptera: Parasitoids of pepper weevil include Catolaccus hunteri Crawford Hymenoptera: Curculionidaeen Puerto Rico.
Action thresholds of one adult per terminal buds Riley et al. Photograph by University of Florida. Males produce an aggregation pheromone that attracts both sexes Eller et al.
There are few cultural practices that significantly affect pepper weevil damage. The stem of pods infested by larvae turn yellow, and the pod turns yellow or red prematurely. Feeding, oviposition and development of the pepper weevil, Anthonomus eugenii Canoon selected species of Solanaceae. Pteromalidae and Bracon mellitor Say Hymenoptera: Adults overwinter, but only where food is available, because diapause does not occur in this species. Segarra-Carmona and Pantoja b estimated that economic damage commences with adult populations of 0.
The color is dark mahogany to nearly black. Larva of the pepper weevil, Anthonomus eugenii Cano.
Mean eugwnii time of the larvae is about 1. It is very important to eliminate wild solanaceous host plants if pepper weevil is to be managed efffectively. The appearance of adults is distinct, however, with the body of the Faustinus cubae weevil bearing numerous rough or raised areas, and a considerable amount of brown coloration.
Oviposition may commence within two days of mating. Third instars measure about 3. In central Florida, adults are common from March until June, reflecting the availability of peppers, but a few can be found throughout the year except in December and January. Choate, University of Florida. The most complete treatment of pepper weevil biology is anthonomsu by Elmore et al.
Sanitation can be important, if it can be implemented on an appropriate scale. The thorax and elytra are mostly covered with small scales.
Pepper weevil larvae develop only plants in the family Solanaceae. Photograph eugenoi David Riley, University of Georgia; www. Under insectary conditions in California, up to eight generations have been produced in a single year, but three to five generations is probably normal in most locations.
Insect Management Guide for tomatoes, peppers and eggplant. Notice larva in stalk at upper left. The eggs are white when first deposited, but soon turn yellow. It is now found across the southernmost United States from Florida to California.
Adult feeding punctures appear as dark specks on the fruit, and are not very damaging. In the absence of pepper blossom and fruit, adults feed on leaves and stem material of pepper, but cause no significant damage by these habits. CapineraUniversity of Florida.