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DACTYLOPIUS OPUNTIAE PDF

Posted on June 20, 2020

Autonomous Biological Control of Dactylopius opuntiae (Hemiptera: Dactyliiopidae) in a Prickly Pear Plantation With Ecological Management. The cochineal scale insect, Dactylopius opuntiae (Cockerell), is a key pest of Opuntia spp. (Plantae: Cactaceae). It reduces the plants’ useful-life and affects. The presence of the Opuntia cochineal scale insect, Dactylopius opuntiae ( Cockerell) (Hemiptera: Coccoidea: Dactylopiidae) is reported for the.

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Females and nymphs secrete and cover themselves with white waxy filamentous secretions. The red lpuntiae are armed with long filaments on the posterior part of their abdomen.

Reproduction of this species is usually sexual, the sex ratio female: Each female excretes an ovisacinto which it lays an average of eggs. Some crawlers settle nearby, but most move to the highest point of the cladode to be wind-dispersed, their wax threads providing buoyancy. The females attach themselves to the plants and remain there for the rest of their lives.

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The short-lived males pupate to become winged adults. The feeding of the scale induces yellow areas on the cladode within a few weeks, subsequently causing its drop.

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The pest is capable of killing small cacti within months, or a large cactus within two years. It is a major pest of cactus plantations in South America, and has recently invaded Israel.

On the other hand, D. Attacked cacti that are still alive after two years should be removed, and the cochineal-infested cladodes destroyed.

Dactylopius – Wikipedia

Some species of Opuntiaor clones thereof, are fully or partially resistant to the scale. Several organic compounds have been applied against the pest, including neutral detergent concentrations, cassava starch, liquid wastes, terpenoids, mineral oils and neemwhich was the most efficient.

A pyrethroid and an organophosphate also provide control of the cochineal. Predators of the families ChamaemyiidaeCoccinellidae and Hemerobiidae attack the pest in Mexico.

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Selection of cactus pear clones regarding resistance to carmine cochineal Dactylopius opuntiae Dactylopiidae. Use of biodegradable products for the control of Dactylopius opuntiae Hemiptera: Dactylopiidae in cactus pear. Atlas of the scale insects of North America. Reproduccion de cochinilla Silvestre Dactylopius opuntiae Homoptera: Revista Mexicana de Biodiversidad Host specificity of biotypes of Dactylopius opuntiae Cockerell Hemiptera: Potential of terpenoids and mealybug extract to deter the establishment of Dactylopius opuntiae Hemiptera: Dactylopiidae crawlers on Opuntia ficus-indica.

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Florida Entomologist 97 8: Further insecticide trials for the control of Cactoblastis cactorum Lepidoptera: Pyralidae as well as Dactylopius opuntiae Hemiptera: Dactylopiidae on spineless cactus. First record of Dactylopius opuntiae Cockerell Hemiptera: Enemigos naturales de Dactylopius opuntiae Cockerell en Opuntia ficus—indica L.

Dactylopius dacttlopius Cockerell Taxonomic placing: Species of Opuntia with flat pads.

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