Small pesticides such as sprayers and misters should be cleaned immediately after spraying, especially after using highly toxic pesticides and various herbicides, they should be immediately cleaned in the barrel, or they will be used for crops or vegetables. Poisoning. Herbicides are long-lasting leafy plants and have broad-leaved plants. If the medicines are not cleaned during use, they can easily harm different types of plants when used alternately. Therefore, the sprayer and the mist sprayer must not be cleaned after use. Specific cleaning methods are as follows: First, herbicides 1, clean water: wheat field commonly used herbicides such as superstars (tribenuron), corn field herbicides such as Yihe mixture, soy, peanut field herbicides such as Gai Cao, rice field remover such as Shenpi, Bendason, etc. After the fight is over, it is necessary to clean the barrel and parts several times with clean water immediately. Then fill the sprayer and mister with clean water for 2-4 hours, and then clean it 2-3 times. 2. Slurry cleaning: For the king of the tracer (commonly known as the sweeping light), the soil will be passivated and the principle of herbicide activity will be lost. After the herbicide has been traced without trace, the sprayer and the mister will be used immediately. Wash it several times and wash it with water. 3. Scrubbing with ferrous sulfate: Among the herbicides, only 2,4-D butyl ester is the most difficult to clean. After the herbicide has been sprayed, it must be thoroughly washed with 0.5% ferrous sulfate solution. Second, pesticides 1, after the general use of pesticides, repeated cleaning with water, invert dry. 2, for toxic pesticides, can be used after repeated cleaning mud, dry upside down can be.
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