Knowledge small world: the use of tricyclazole

Tricyclazole is a common fungicide and has a good effect in preventing rice blast. However, if you master the correct method of use, it will still affect the efficacy of tricyclazole. How to use tricyclazole correctly? Let's take a look at the Xiaobian of China Pesticide Network .

(1) Tricyclazole has strong systemic property and can be quickly absorbed by rice roots and leaves and transported to various parts of rice plants. Generally, the amount of absorbed drugs in rice plants can be saturated 2 hours after spraying. The product has 20% and 75% wettable powders.

(2) Tricyclazole is mainly used for prevention and protection, and it is best used before the onset. The specific operation by spray method is: prevention and control of nursery, in the 3-4 leaf stage of seedlings or 5 days before transplanting, 50-75 grams of 20% wettable powder is used for spraying, spraying water; controlling leafhopper and ear neck, In the early onset of Astragalus membranaceus or from the end of the booting stage to the beginning of the earing stage, the water is sprayed with 20% wettable powder 75-100 g; when the panicle neck is severe, the application is repeated once every 10-14 days.

(3) The effect of tricyclazole leaching on leaf mites is better than that before sputum extraction. The specific method is: 20% tricyclic hydrazine powder 750 times liquid in a bucket, or a shallow pit in the field Put a plastic film on the mat, put in the liquid medicine, and bundle the picked up seedlings into a handle. After a while, put the water in the liquid to soak for about 1 minute, and put it out and stack it for 0.5 hours.

(4) Dipping with a drug solution sometimes causes yellowing, but it can be recovered soon, without affecting the growth of rice bran.

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