Rice field weeding medication guide

The amount of weeds in the direct field is large, and it needs to be replaced after the closed treatment to achieve the desired control effect. It can be used to combine milk fertilizer with 1st to 3rd leaf stages in 2 leaves of rice, and use 45g of 3g benzyl dichloride or 3g benzyldichloromethane per acre. Benzyl dibutyl) 90 to 120 grams or refined grams of straw castrated field disposable herbicide (53% benzyl benzothiazide) 45 grams mixed with urea. Before the application of pesticides, dry the field water, and keep the field boards moist when applying pesticides. After 1 to 2 days of smoking, set up a shallow water layer. The water must not overwhelm the rice kernels and retain water for 5 to 7 days. If some of the plots are delayed due to excessive rain, they can be used to prevent and treat pesticides in the seedlings after the 5-leaf stage. In order to dominate the barnyardgrass, it is possible to use 30 grams of rice cultivar (50% quincloracic acid) per acre; use mainly broad-leafed grasses and sedges, and use Veyron (30% Bensulfuron-methyl) per acre. Radon (10% pyrazosulfuron) 15-20 grams. When spraying, it is required that the field surface is moist and there is no stagnant water, and the water should be rehydrated every other day to keep the water for 5 to 7 days.

After 5 to 7 days after transplanting in field, a new Jingke grass star (25% B. benzyl) or Xincaolong (25% benzyl. B) 20 to 25 grams per acre will be used in combination with fertilization to spread fertilizer. Keep 3 to 5 cm of water for 5 to 7 days. Heavy grass crops occur in the grass, visible grass age per acre with rice (50% quinacryline) 20 to 50 grams. Trichosanthes and water hyacinths and other vicious weeds can be added to the field of 15 to 20 grams.

Planting plots, machine-transplanting plots of Daejeon, grasses, sedges, and broad-leafed grasses, and throwing plots and transplanting plots aged 20 days or more after 3 days or 7 days after casting or transplanting Grass 2 leaves 1 heart before) per acre application throwing wolfberry fine grams 90 ~ 120 grams, or 1 cardia in the heart of madder grass with refined grams of straw cast a disposable herbicide (53% benzyl benzene thiophene) 45 ~ 50 grams, and 10 kilograms of urea or sediment are mixed and applied. After the application, there are 3 centimeters of water in the field for 5 to 7 days. The broad-leaved weeds are mainly used for throwing fields, and after 7 to 10 days after throwing, 10 to 15 grams of 10 to 20 kilograms of wet fine soil shall be sprayed with 10 to 15 grams per acre. Apply 3 to 5 cm of water in the field and keep 5 to 7 days after application.

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