Article from: Harvest Grape Plant Protection, original title: Grapes, this bug that is mistaken for a green blind bug, called the spotted wax cicada
In yesterday's test, some fruit friends mistakenly thought of wax cicadas as green blind bugs. Today, let's get to know the little thing of "wax cicada" with you.
Green Blind Bug (Source: Web)
Wax cicada, is a general term for insects, homoptera, wax cicada family insects, is a relatively professional term. In many places, wax cicadas are also called longan chickens. This kind of pest, the color is generally very conspicuous, some of which can secrete wax-like things.
Several kinds of wax cicadas (Image source: Internet)
First, the life habits of the spotted wax cicada
The wax cicadas that are harmful to grapes are mainly the species of spotted wax cicadas. The adult body of the spotted wax cicada is between 1.5 cm and 2.5 cm long, and the outer wings are gray with black spots on it. When the wings are spread, you can see that some of them are bright red.
Spotted Wax Cicada (Source: Network)
The mouthparts (mouths) of the spotted wax cicada are prickly suction, and when eating plants, they are like a needle, deeply rooted into the leaves and young shoots, and suck the juice inside. Young leaves that have been punctured can become deformed when stretched out.
1, the harm is wide: the spotted wax cicada not only harms grapes, but also harms ailanthus, lychee, olives, kiwi fruit and so on. Basically, this pest can be seen all over the country.
2, cluster hazards: whether it is larvae, or adults, the spotted wax cicada likes to get together to plague crops. Moreover, they have a pair of wings with strong flying ability. When you see a spotted wax cicada, it's possible that their companions are around.
3, induce coal pollution disease: wax cicada not only by sucking sap hazards, its excrement sticks to the leaves, but also easy to attract mold, causing soot disease.
Prevention and control method of spotted wax cicada
1, do a good job of pruning and orchard cleaning in winter: before winter, the spotted wax cicada will lay eggs on the vine branches and grape racks to overwinter. Around April and May of the following year, the eggs that are still alive hatch into larvae and continue to be harmful.
2, chemical control: you can choose 2000 ~ 3000 times the 10% imidacloprid wettable powder, 6000 ~ 7000 times the 25% thiamethoxine water dispersible granules to control the spotted wax cicada.
3, away from other host plants: the spotted wax cicada can eat a variety of plants, when the vineyard is medicated, they may turn to other surrounding crops to harm. After the potions on the vines evaporate, they turn around and harm the grapes. Therefore, try to avoid planting plants such as Ailanthus and Neem around the vineyard.
For more difficult and complicated diseases and wonderful articles, please pay attention to "Harvest Grape Plant Protection"