Characteristics of the fungicide mancozeb and its precautions for use
1. Function characteristics Mancozeb is a broad-spectrum protective fungicide pesticide , and its mechanism of action is to inhibit the oxidation of pyruvate in the 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% suspension agent, in each production family due to 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 objects and techniques used to control melons, blight, downy mildew, leaf spot, black spot, etc., with 70% mancozeb WP 400-600 times, sprayed at the beginning of the disease Spray again after 7 to 10 days, 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.
Precautions for the use of pesticide fungicide mancozeb:
1 can not be mixed with alkaline substances or copper preparations, but can be mixed with a variety of insecticides, fungicides, acaricides .
2 Use Dasheng M45, spray, Xinwansheng, etc. before the rain, do not need to make up the spray after the rain, the spray should be thoughtful and even.
3 high temperature season, avoid medication at noon.
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