First, the soil is blocked before sowing, you can use 48% Fluorine EC 100-150 ml (acre per acre, the same below), 48% dilamine EC 200 ml, 33% weeding emulsifiable concentrate 100-150 ml, 50% B The grass amine emulsifiable concentrate is 75-150 ml and sprayed on 50 kg of water. Fluorine is easy to photolysis, volatilization, and reduce the efficacy. Immediately after spraying, the gums are placed in the soil 2 to 3 cm. These herbicides have good control effects against alfalfa, foxtail, and tendon, and have certain control effects on broadleaf weeds of alfalfa, alfalfa and alfalfa.

Second, the post-emergence soil treatment after sowing, you can choose 48% cable emulsifiable oil 200 ml, 25% oxacillin emulsifiable concentrate 100 ml, 20% bean water refining agent 700 ~ 1000 ml, 50% chlorpyrifos WP 60 g Add 48% of Floroxolol EC 100 ml, 72% Duer emulsifiable concentrate 100-150 ml, 50% Dahuili wettable powder 100-200 g, and spray the soil to 50-75 kg of water. These agents are effective against monocotyledonous weeds and some dicotyledonous weeds.

Third, the stem and leaf treatment after emergence, you can choose 10.8% high-efficiency grass can be 20-35 ml of emulsifiable concentrate, 10% grass gram milk 50-80 ml, 35% stable emulsifiable oil 50-80 ml, respectively, 50 kg of water Spray the weeds and tender seedlings. These agents kill 3 to 5 leaves of grass weeds.

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