There are many varieties of pesticides on the market, and the effects are naturally different. Even for the same type of pesticides, their respective priorities are different. Therefore, sometimes farmers will mix a variety of pesticides and have reached the effect of improving the efficacy. The effect, but not all pesticides can be mixed, so which pesticides can be mixed?
1. Mix auxin 2,4-D with a fungicide for prevention of gray mold (prochlorazenitrile, pyrimethanil, etc.) and apply tomato flower buds (or scented flowers). Not only can it achieve the purpose of disease prevention or enhance plant disease resistance, promote plant growth or cultivate strong seedlings.
2. When more than one disease occurs simultaneously on a crop, pesticides can be mixed;
1. On the cucumber cultivated in the protected area, whitefly or aphid and downy mildew, gray mold, etc. often occur at the same time. The agent for controlling whitefly or aphid (imidacloprid) and the agent for controlling downy mildew (fine metalaxyl) are usually used. · Mancozeb) or a drug for controlling gray mold (isourea, nicotinamide, fludioxonil, etc.).
2, now common pesticides on vegetables, such as trichlorfon, dichlorvos, dimethoate, fruit, broccoli, killing chrysanthemum, daisen zinc, thiophanate, thiram, carbendazim, chlorothalonil, Resveratrol, Ethylphosphorus, Captan, etc. can be mixed according to the needs of pest control.
The principle of pesticide mixing should be followed: first, chemical changes cannot be made; secondly, toxicity cannot be improved; and the physical properties of pesticides should remain unchanged; finally, mixed pesticides should have different mechanisms of action or different control targets.
Want to know more about the mix of pesticides, please pay attention to China's pesticide network
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