The root vegetables in autumn mainly include radish, carrots, and kohlrabi. The broad-leaved weeds in the field mainly include leeks, laverna, and purslane. The gramineous weeds mainly include crabgrass, marmot, and tendongrass. Prevent weeds in root vegetable fields, before sowing or before transplanting, use 48% sedative cream 200-250ml or 33% pendimethalin cream 75-150ml per acre, add water and spray 40kg. Closed soil treatment. Fields planted in protected areas need to be transplanted at intervals after application in order to prevent high temperatures and high humidity in the protected areas. Drugs may be volatilized to young parts of the crops to cause phytotoxicity. If grasses and weeds occur during the growth of vegetables, they can be used to collect 12.5% ​​of enequinone oil emulsion 60-80 ml of water and 50 kg of water per acre in the weeds.
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