Introduction of Diseases and Pests of Dongkui Yangmei
The moth moth, also known as the bag moth, whose real name is "to evade the worm." It belongs to the lepidopteran pest evasion pest. Eating oysters of Dongkui are: Codling moths, codling moths, cockroach moths, and tea moths.
The biggest characteristic of codling moths is: dioecious. Male moths have wings. When they emerge into adult worms, they fly out of the pouch. The adult female is wingless and always drills in the pouch. Both larvae and female adults are drilled in the pockets to take shoots and leaves of the shoots. The size of adult females differs depending on the species. For example, adult females of the moth, moth, have a body length of about 25 millimeters, while adults of the moth have a length of only 6 to 8 millimeters. The body color of the adult, the size and color of the pouch are different. One or two generations occur every year. Both were larvae wintering in the pouches. Therefore, it is mainly controlled by humans, such as:
First, manual control
1. In winter, when pruning branchlets are used, manual removal of the pouches is the best opportunity.
2. Adult male adults have phototaxis, and they can light up the moths.
Second, biological control
1, protect birds, round spiders, etc., eat bagworm.
2. Spray 500 to 1000 times of the bacterium liquid.
Third, spray control
It is not easy to kill the insect because it is drilled in the pouch and sprayed with pesticides, so pay attention to the following points:
1. The pesticides that can be used are: 20% Suppression Sputum suspension 400-600 times solution, or 50% Malathion Emulsion 1000 times solution.
2, to repeatedly spray, about 5 days apart, even spray 3 times. The maggots in the pouches were forced to die after they were hungry and they couldn't stand it. They were poisoned by pesticides.
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