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Domanda

In che modo le coccinelle beneficiano l'ecosistema?

Risposte
03/23/2022
Johan

Home Garden Helpers

  • Garden ladybugs help gardeners by getting rid of unwanted pests and their eggs. Ladybugs and their larvae eat other adult insects, nymphs and larvae, including aphids, scales, mealy bugs, leafhoppers, mites and other soft-bodied insects. Ladybugs are natural voracious predators of many garden pests, and a single ladybug may consume as many as 5,000 aphids during its lifetime. Ladybugs control garden pests simply and effectively without having to use harmful pesticides.

Friends to Farmers

  • Many farmers rely heavily on ladybug populations to help maintain pest control on their crops. Aphids cause major crop damage and ladybugs keep them in check. Instead on tiny aphids feeding on plant juices and destroying crops, ladybugs feed on aphids. They lay hundreds of eggs in aphid colonies and, when they hatch, the ladybug larvae feed on the aphids immediately. A healthy ladybug population can keep insect pests low and reduce the need for insecticides. Ladybugs are beneficial to farmers because they eliminate these pests in an inexpensive and safe way.

Twig and Tree Saves

  • Not only are ladybugs important in controlling pests in gardens and crops, they are also valuable predators that eat insects that destroy forests. Many ladybugs are adapted to living in trees and feed on harmful tree-dwelling insects. Ladybug larvae are often found eating twig aphids. Many tree farmers release ladybugs in the spring in their tree fields to help control twig aphids. In the 1880s, ladybugs were brought from Australia in an attempt to save California citrus trees from pests. Ladybugs were so successful that over 100 different species have been introduced to North America to aid in pest control.

Ladybug Lures

  • Attract ladybugs to your yard by growing the right kind of plants and maintaining a ladybug-friendly environment. Annual flowers and herbs such as cosmos (Cosmos bipinnatus) and dill (Anethum graveolens) to lure ladybugs into your garden. During fall, ladybugs look for shelter to hibernate in during the winter. Provide a ladybug habitation box to encourage them to stay and live in your garden. The habitation box offers them a safe haven to lay and incubate their eggs. You can also attract ladybugs by offering plenty of water sources, such as a bird bath. Avoid using insecticides on your garden because this could repel or harm ladybugs.
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