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为探明江苏丰山集团有限公司生产的14%草除·精喹灵EC对油菜田杂草的防除效果、持效期、适宜剂量及安全性等,为该农药大面积推广应用提供科学依据,特开展了其在油菜田的药效试验。结果表明,14%草除·精喹灵EC对油菜田杂草防除效果显著,在油菜移栽后、杂草3～6叶期用药,对禾本科杂草看麦娘、菵草及阔叶杂草牛繁缕、羊蹄、荠菜、碎米荠等均有较好的防效,且对油菜安全。每667m2用120～150mL,即能取得理想的防除效果。
To provide a scientific basis for the large-scale popularization and application of this pesticide in order to find out the control efficacy, persistence period, appropriate dosage and safety of 14% selenite and quinoa EC manufactured by Jiangsu Fengshan Group Co., Ltd. , Especially carried out its efficacy in the rape field test. The results showed that 14% of grass and Jing Quailing EC had significant effects on weed control in rapeseed field. After transplanting rapeseed, the weeds were treated with 3 to 6 leaf stages, and weeds, grasses and broadleaf weeds Weeds Niu Jiang, sheep’s feet, shepherd’s purse, broken chestnuts, etc. have better control effect, and the safety of rape. 120 ~ 150mL per 667m2, which can achieve the desired control effect.