methyl thiophane effect

Methyl topiramate is a broad-spectrum and low-toxic fungicide, which is often used by farmers, so what are the efficacy of methyl topiramate?

1. Efficacy of methyl topiramate

1. Prevention and control of vegetable diseases: control of cucumber powdery mildew, anthracnose, eggplant, onion, celery, tomato, kidney bean and other gray mold, anthracnose, Sclerotinia sclerotiorum, 50% wettable powder 1000-1500 times liquid, in the initial stage of the disease, spray once every 7-10 days, 3-4 times continuously; control lettuce gray mold, Sclerotinia sclerotiorum, can be sprayed with 50% wettable powder.

2. Prevention and control of flower diseases: it has a certain control effect on Dahlia flower rot, rose brown spot, begonia gray spot and Magnolia leaf spot. Generally in the initial stage of the disease, with 50% wettable powder 83-125 grams per mu, conventional spray with water, a total of 3-5 times.

3. Prevention and control of fruit tree diseases: Apple ring rot and anthracnose can be sprayed with 50% wettable powder 400-600 times, once every 10 days; grape brown spot, anthracnose, gray mold, peach brown rot, etc., can be sprayed with 50% wettable powder 600-800 times; Penicillium and green mold in citrus storage, soak the fruit for 2-3 minutes with 40% glue 400-600 times solution immediately after citrus harvest.

4. Prevention and control of wheat diseases: wheat smut can be treated with 50% wettable powder 200 grams plus 4 kilograms of water and 100 kilograms of seeds, and then sow for 6 hours; three wheat scab, spraying once at the first flowering stage, and 75-100 grams of 50% wettable powder per mu each time after 5-7 days.

5. For the control of other crop diseases, tobacco and mulberry powdery mildew can be sprayed with 50% wettable powder 300,400mg / kg; peanut leaf spot can be sprayed with 50% wettable powder 200,250mg / kg at an interval of 2 weeks, 3 times; sweet potato black spot, seed potato can be soaked with 50% wettable powder 500,400mg / kg for 10 minutes.

II. Points for attention in use

1. Methyl topiramate can be mixed with many pesticides, but not with stone-sulfur mixture, Bordeaux solution, alkaline or copper-containing preparations.

two。 In the preparation of the solution, first make the required medicine into a paste with a small amount of water, and then add enough water to stir fully until the solution is uniform milky white.

3. Methyl topiramate should be used whenever it is used, and the solution should be stirred constantly to make it uniform.

4. When methyl topiramate is used continuously for a long time, the bacteria will produce drug resistance and reduce the control effect, so it should be used alternately with other agents.

Before using thiophanate methyl, it is best to use it in accordance with the instructions to avoid misuse or misuse.