What kind of herbicide is good for Chinese cabbage
At present, 33% of Chinese cabbage herbicides are registered in China (100ml / mu to 150ml / mu). Soil treatment is done before emergence of Chinese cabbage after sowing or before transplanting, which can control some grasses and broad-leaved weeds. If pendimethalin is used in a large area, it is recommended to test in a small area first. For soil treatment, you can also try 50% diachlor wettable powder (100-120 grams per mu). There is no herbicide to control broadleaf weeds after cabbage seedlings, only 5% quizalofop EC to weed weeds. In addition, before planting cabbage, you can use irrigation to promote grass, and then use paraquat or glyphosate to weed.
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Which herbicides can be used to control weeds after garlic emergence
Garlic fields dominated by Gramineae weeds can be sprayed with 50-70 milliliters of 5% refined grass EC and 30 kg of water per mu after garlic emergence and before the 3-leaf stage of weeds. When applying the pesticide, the soil moisture should be better, and the temperature should be above 12 ℃, in order to improve the weeding effect. A mixture of Gramineae weeds, Cyperaceae weeds and broadleaf weeds.
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Diagnosis and Control of Herbicide Damage
1. Soil residual pesticide damage: The cultivated land with long-term residual herbicides such as triazene, sulfonylurea and imidazolinone cannot be planted with schisandra chinensis within two years. If you do not understand the use of herbicides in the first two years of planting plots, the more serious phytotoxicity of schisandra chinensis will not be saved, because the current agricultural production is still...
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