Tea green food production should start from the whole ecosystem of crops such as pests and diseases , and comprehensively apply various control techniques to create ecological and environmental conditions that are conducive to the growth of pests and diseases and beneficial to the proliferation of various natural enemies, and maintain the balance and biodiversity of agro-ecosystems. To reduce the losses caused by various pests and diseases. Aluminum Plate,Thin Aluminum Sheets,aluminum coil Ruixiang Aluminum Industry Co., Ltd. , http://www.hnaluminumsheet.com
First, try to use light, color and sexual attractant to trap pests and mechanically capture pests. Special attention should be paid to early prevention of diseases, reducing the chance of initial infection, and cutting off the re-infection cycle.
Second, adopt agricultural measures, through the selection of disease-resistant and insect-resistant varieties, cultivate strong seedlings, strengthen cultivation management, cultivating and weeding, deep-turning the soil in autumn, clean the countryside, rotating crops, intercropping and other measures to prevent pests and diseases. effect.
3. Under special circumstances, when pesticides must be used, the guidelines for the use of tea pesticides should be observed, and the use of low-toxic and low-residue counterparts should be strictly controlled, but should be strictly controlled in non-tea-picking seasons such as winter closures.
(1) Black thorn powder, applied in the middle and late May to early October, can be controlled with 20% fenpropathrin emulsifiable concentrate or 25% imidacloprid wettable powder.
(2) Leaf mites, before and after the peak period of nymphs from May to June, August-September. It can be controlled with 25% imidacloprid wettable powder, or 100 g/liter of bifenthrin emulsifiable concentrate, or 20% fenpropathrin emulsifiable concentrate.
(3) Indole, can be controlled by 20% oxazolidine acetoacetate, or 20% fenpropathin emulsifiable concentrate, or 25% imidacloprid wettable powder.
(4) Like a class A, in the late May-June, the adult is in full bloom, and the canopy and soil surface are applied 1-2 times. It can be controlled with 27% octylsulfate triazole phosphorus emulsifiable concentrate or 20% fenpropathrin emulsifiable concentrate.
(5) Tea samovar, applied in mid-May, mid-September and late September-October, can be carried out with 25% imidacloprid wettable powder, or 20% oxazolidine acetoacetate or 20% fenpropathrin emulsifiable concentrate Prevention and treatment.
(6) Moiré leaf blight, tea anthracnose, and tea round spot can be controlled with 70% thiophanate-methyl or 80% carbendazim WP.
(7) Tea cake disease, can be controlled with 25% ketone WP or 75% chlorothalonil.
Tea pest control technology