Mancozeb is an excellent protective fungicide and is a low-toxic pesticide. There are many kinds of mancozebs sold in the market, and many ordinary people simply do not know what kind of pesticides are made of mancozeb, and the pesticide network is explained in detail.
1. Function characteristics
Mancozeb is a broad-spectrum protective fungicide whose mechanism of action is to inhibit the oxidation of pyruvate in bacteria. The original drug is a gray-yellow powder, which is easily decomposed when exposed to moisture at high temperatures. It is low in toxicity to higher animals and has a certain stimulating effect on human skin and mucous membranes. Toxic to fish, no "three" phenomenon was found at the test dose.
2. preparation
70%, 80% wettable powder, 42% suspending agent, in the production of long family, due to the different fineness of the powder and the addition of adhesives in the drug and other factors, the control effect has its own merits.
3. Control object and use technology
For the prevention and treatment of melons, blight, downy mildew, leaf spot, black spot, etc., use 70% mancozeb WP 400-600 times solution, spray at the beginning of the disease, after 7 to 10 days later Spray once and spray a total of 2 to 3 times. You can also use 80% Dasheng M45 or spray, Xinwansheng, etc. 600-800 times, spray at the beginning of the disease, spray once every 6 to 7 days, a total of 2 to 3 times.
4. Precautions
1 can not be mixed with alkaline substances or copper preparations, but can be mixed with a variety of insecticides, fungicides, acaricides .
2 in the hot season, avoid medication at noon.
3 Use Dasheng M45, spray, Xinwansheng, etc. before spraying, do not need to make up the spray after the rain, the spray should be thoughtful and even.
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