Lycium barbarum red gall midge and its control
Lycium barbarum red gall midge belongs to the gall mosquito family. The larvae are harmful to the ovary in the seedlings, forming abnormal buds and can not blossom.
Lycium barbarum red gall midge has about 6 generations a year, overwintering as mature larvae in the soil, pupating in spring the following year, adults appearing in buds in mid-April and peak in May, laying eggs at the top of young buds. The larvae ate the ovary and the injured buds were deformed. Fall off because it can't blossom. In late September, the mature larvae were buried in the soil to overwinter.
The prevention and control method is to spray 50% 1605 EC 1000 times liquid in mid-April, spray 200 times diluent on the ground, and then irrigate. For larvae in young buds, 800 times dilution of internal inhalers such as 40% omethoate should be sprayed.
In addition, there are Chinese wolfberry negative mud worm, Chinese wolfberry fruit moth, Chinese wolfberry beetle, Chinese wolfberry black bug bug, Chinese wolfberry leaf roll moth, Changchun elephant and Indian grain borer and so on.
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Key points of fencing construction of Lycium barbarum garden
Chinese wolfberry (Lycium barbarum L.) is a perennial vine vine with strong adaptability. It can blossom and bear fruit normally in fertile land, thin land, sandy land and saline-alkali land (pH value 4-10.5) in the range from high temperature 40 ℃ in south to low temperature-43 ℃ in north. Its fruit is an important traditional Chinese medicine. Fresh and tender stems, leaves, flowers and fruits (used in winter after drying) boil porridge, cook soup, make tea, brew wine, and dry food will not produce side effects. It is a nourishing tonic suitable for all seasons of the year. It is important to enhance human immunity and promote physical health.
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Black fruit disease of Lycium barbarum and its control
Black fruit disease is one of the main diseases of Chinese wolfberry. The pathogen harms the green fruits, flowers and buds of Chinese wolfberry, as well as twigs and leaves. The disease is the most serious in Shandong, Hebei and Shaanxi, resulting in a production reduction of about 50% and, in severe cases, up to 80%. After the disease of Chinese wolfberry green fruit, small black spots or black spots or black reticular lines begin to appear. On cloudy and rainy days, the disease spot expands rapidly, which blackens the fruit and grows orange conidia, which cannot be used as medicine. In sunny days, the disease spot develops slowly, the disease spot turns black, and the unaffected part can still turn red. Flower disease
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