Carambola Red Spider is also known as carambola. The worm can endanger carambola, papaya, alfalfa and other fruit trees. With pods and pups, clusters of leaves, young shoots, and fruit juice suck harm. There were many grey spots on the victim's site, yellowed, often causing fallen leaves and falling fruit. 1, form and habits. The pods were nearly pear-shaped, purple-red, and had four pairs of feet, with knob-like protrusions on the back and long white bristles. Three pairs of juveniles, the body nearly spherical, pale red. Oval flat spherical, red. In the tidal areas, there are more than 20 generations in a year, and generations overlap. The wintering in the old leaves of Chengyu was serious in the spring and autumn. Especially when the overwintering population has a large base number and the spring is warm and droughty, it easily appears that the insects are paralyzed. 2, control methods. Protect and use natural enemies. The carnivorous spider has many natural enemies, such as planted peony, large red peony, oysterhopper, grasshopper, grasshopper, etc. In the normal occurrence of red spider, it can be naturally controlled by natural enemies and other factors, so it should be protected and Use natural enemies. One is to plant grass in orchards to create a place where predators feed and eat. Can be used "grass method" to retain benign weeds, or artificial cultivation of alfalfa, white leaf grass, grass and other grass. At the same time, weeding in orchards should be carried out as far as possible. The second is to avoid large-scale use of broad-spectrum insecticides, and many natural enemies are sensitive to broad-spectrum insecticides. Clear garden in winter. When the garden is cleared in winter, the dead branches and branches and branches on the trees are cut off, the fallen leaves and fruit on the ground are removed, and they are collectively destroyed. At the same time, a lime sulfur agent of 0.6 Baume was sprayed once to reduce the source of overwintering insects. Chemical control. When the pests in the orchard are severe, and the number of natural enemies is small, they can adopt picking methods or comprehensive prevention and treatment. The available medicines are 20% belopol 1500 times, 73% gefilte 2500 times, 20% fast ketones. 4000 times liquid, 5% Nissoline 2000 times liquid, 15% Fuling 2000 times liquid. Pay attention to mixed spray and round spray to prevent the occurrence of drug resistance. Under conditional conditions, use mechanical spray and spray evenly. At the same time, sulphur-containing preparations should be avoided during the new shoots, otherwise they will cause new shoots to fall off.
380g Low Pesticide Residues Red Wolfberry
Organic Red Dried Jujube,Dried Grapes Crispy,Factory Dried Goji Berry
Black wolfberry, Red dates Co.,Ltd , http://www.chwolfberry.com