What are the insecticides commonly used in flowers?
What are the fungicides often used by flowers? Please introduce the fungicides commonly used in flowers for reference: triadimefon can prevent, eradicate and fumigate rust and powdery mildew. Apple rust, Chinese white poplar rust, chrysanthemum rust, Carex rust, rose rust, rose powdery mildew, begonia powdery mildew, melon leaf chrysanthemum powdery mildew, ivy powdery mildew and so on can be controlled. If 25% triadimefon wettable powder is sprayed, the usual concentration is 3000-4000 times; if 20% triadimefon EC is sprayed, the usual concentration is 2000 times. In addition, triadimefon has a certain control effect on flower leaf blight, brown spot, leaf spot and so on. Chlorothalonil has preventive effect on a variety of plant diseases. Chlorothalonil has good adhesion on the surface of plants and is not easy to be washed away by Rain Water, so it has a long efficacy period, usually 10 days. However, it has no internal absorption and conduction, and will not be absorbed from the spraying site and root system, so the spray should be uniform and thoughtful. Usually 75% chlorothalonil wettable powder 600-1000 times liquid spray can effectively control rose black spot, poplar black spot, chrysanthemum brown spot, peony brown spot, rubber tree anthracnose, gentleman orchid anthracnose, cherry blossom brown spot perforation and so on. Chlorothalonil has certain irritation to human skin and eyes, so corresponding protective measures should be taken when it is used. Carbendazim can not only prevent and kill bacteria, but also has a strong ability to kill viruses. In addition, because the raw materials are urea and potash, it also plays a role in promoting plant growth. Spraying with 50% carbendazim wettable powder 1000-2000 times, it can effectively control rose black spot, rose powdery mildew, rose withered branch disease, rose gray mold, rose root cancer, tulip blight, lily leaf blight, chrysanthemum mosaic disease, a bunch of red mosaic disease, lawn brown spot, lawn stem rot and a variety of root rot, stem rot and so on. Click to get more fungicide use technology click to get more pesticide use technology
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Which disinfectant heating can improve the germicidal efficacy?
Which disinfectant heating can improve the germicidal efficacy? Please introduce several disinfection drugs and disinfection methods after heating: sodium carbonate: at low temperature, although it has bacteriostatic effect, it is relatively mild, while the heated alkali solution has strong bactericidal effect. When boiling and disinfecting equipment, add 1%.
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How to choose fungicides?
How to choose fungicides? Which fungicides are good? Please introduce that the planting area of vegetables in China has exceeded that of oil crops and has become the main crop in our country. The biggest problem in vegetable production is the control of diseases and insect pests, especially the control of diseases, which is a difficult problem in vegetable production. In the prevention and control of vegetable diseases.
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