Quarantine pest American white butterfly - an insect with a brutal appetite
All pests are dangerous. And some quarantine individuals - especially. This is a white butterfly - ordinary and harmless in appearance. The insect travels frequently, so it spreads easily and quickly.
Content
American white butterfly: photo
Description of the pest
 | Habitats: | garden and vegetable garden, forest belts |
 | Dangerous for: | many green spaces |
 | Means of destruction: | mechanical collection, folk, quarantine, chemicals |
Name: American white butterfly
Latin: Hyphantria cuneaClass: Insects - Insecta
Squad: Lepidoptera - Lepidoptera
Family: Bears - Arctiinae
The butterfly itself does not cause any harm, it does not feed, but only lays eggs. It is quite large, the wings are white with a mother-of-pearl tint. The abdomen is covered with dense white hairs.
| How long does a butterfly live | The life span of the pest is very small - about 7 days, in males 4 days. They don't eat, they don't have a mouth or a stomach. |
| Offspring | An individual begins to mate after leaving the cocoon. After 2 hours, the butterfly lays eggs. |
| Masonry | Butterflies lay their eggs on the underside of leaves. The quantity is amazing - up to 600 pcs. Remarkably, she sheds hair from her abdomen to cover them. |
| Caterpillars | Egg babies appear after 10 days. They are small and whitish, eat quickly, turn green and overgrown with pile. |
| Molting | During its life, a voracious caterpillar goes through 7-8 periods, the so-called ages. Each time she changes her cocoon to the one that is bigger. |
| Food | For laying eggs, the butterfly chooses the plant, which will then be a source of food for animals. One colony can easily destroy it. |
Features
There are three features of the lifestyle of these pests, in view of which they are especially dangerous.
The development cycle of a butterfly, like that of other insects, begins with an egg, passes through a caterpillar, a chrysalis, and ends with a butterfly. All metamorphoses can be traced.
Distribution
On the territory of the Russian Federation, the white American butterfly is found in almost all of its European part. Suffering from the invasion also:
- all Ukraine;
- Turkmenistan;
- Kazakhstan;
- Kyrgyzstan;
- Korea;
- China;
- Lithuania;
- Mongolia.
Prevention of pests
Prevention is better than control measures. Therefore, it is better to start with it.
- Order support. Proper agricultural practices, crop rotation and neighborhood principles will help avoid pest infestation.
- Quarantine. In order not to bring a white butterfly to the site, it is necessary to inspect the goods and goods, and carry out disinfection.
- Use folk methods – hilling, work in the near-trunk circle, processing of row spacing.
- Catching. This includes trapping belts, harvesting twisted leaves and web nests.
Methods of struggle
As with any other pest, control measures begin with safe methods. The first, and most important, is to prevent the appearance of a large number of pests. It is necessary to inspect the plantings and cut them off to destroy any pest nests.
Dangerous drugs help to quickly destroy harmful insects. But they will kill all living creatures, even useful ones. You need to apply according to the instructions, observing the dosage.
Measures are safer, sparing. But they require carrying out several times and will not be effective in mass distribution. Simple recipes are inexpensive.
Among gardening tips, everyone will find the one that will be suitable for protecting the garden from the white butterfly.
Conclusion
The synonym "white and fluffy" does not always mean something kind and pleasant. Such is the American white butterfly, which is actually a malicious pest. Only timely methods of prevention and protection will help to avoid mass eating of land by these pests.
