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目的:探讨研究5%豆草特水剂三江平原土壤处理对肇东苜蓿田防除杂草药效试验,可得出5%豆草特水剂使用量和使用方法.方法:通过十八小区试验,药后15d、30d对残存杂草数量及鲜重进行调查.结果:5%豆草特水剂1500~1800ml/hm2土壤处理肇东苜蓿出苗和生长良好,对肇东苜蓿根瘤和产量没有影响.结论:肇东苜蓿田经试验最佳应用剂量为1500~1800ml/hm2,施药器械可以为人工和机动车载均匀喷雾,最适宜兑水量:450~600L/hm2.
OBJECTIVE: To study the effects of 5% soybean grass special agent Sanjiang Plain soil treatment on weed control in Zhaodong alfalfa field, and to find out the usage and application of 5% bean grass special agent.Methods: , 15d and 30d after treatment, the number of weeds and the fresh weight were investigated.Results: The treatment of 5% Soybean Turf with 1500-1800ml / hm2 soil showed good emergence and growth of alfalfa in Zhaodong and had no effect on nodule and yield of Zhaodong alfalfa .Conclusion: The optimal application dose of alfalfa field in Zhaodong is 1500-1800ml / hm2, and the spraying equipment can be sprayed evenly on artificial and motor vehicles. The optimal amount of water to be watered is 450-600L / hm2.