Spring is the season when herbicides are used frequently. Experts from the Hubei Provincial Department of Agriculture reminded farmers to use herbicides rationally and correctly. 50% butachlor: (100-170ml) before sowing: seedbed wet state sowing, cover 0.5 ~ 1cm test drug cover film. Three days before sowing, the shallow water layer was sprayed on the bed with no water layer. 2-3 leaf stage before sowing, 1 2 2 leaf stage of madder, and 2 days after the application of water and medicine after drainage. After 3-7 days of transplanting, the water layer is 3cm in soil and the water is applied for 5-7 days. Matters needing attention: wet and dry bed layer, avoid flooding before Qimiao irrigation, shallow water after irrigation Qi Qi. The bed surface is flat and the medicine is spread evenly. Killing cricket: When the valeraria is used in the 2 leaf stage with the agent 25 g/mu, when the valerian is larger than the 2 leaf stage, the increasing dosage is 5 g/mu for every 1 leaf, and 3 kg for rice, 10 kg for every 5 g/pack of water. Spray, dry water before medication, irrigation 2-3 cm 2 to 3 days after the drug, water for 5-6 days. Precautions: Avoid use when the radicles are sown in the early stage of rice sowing; Cannot be applied simultaneously with paclobutrazol and uniconazole and at intervals. 96% 禾 大壮壮: (100ml) 稗è‰2å¶ä¸€å¿ƒ, Putian Shangshui layer mixed with medicinal soil applicator, after drug retention layer 5-7 days. Note: The water depth does not drown the seedling leaves, (100-200ml) After transplanting, the water retention layer in the 2-4 leaf phase of the barnyardgrass is applied to the soil and the water is kept for 7 days.
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