[J].HEILONGJIANG AGRICULTURAL SCIENCES,2020,(08):55-59.[doi:10.11942/j.issn1002-2767.2020.08.0055]
40%二氯喹啉酸?莠去津悬浮剂防除高粱田杂草田间药效试验
- 文献标志码:
- A
- 摘要:
- 为明确40%二氯喹啉酸?莠去津悬浮剂对高粱的安全性及对一年生禾本科与阔叶杂草的防除效果,于2019年进行了田间药效试验。结果表明:40%二氯喹啉酸?莠去津悬浮剂在高粱苗后3~5叶期,一年生杂草2~4叶期茎叶均匀喷雾,在试验剂量范围内(制剂量2 100~2 700 g?hm-2)安全性较好;施药后30 d,总株防效在90.6%~98.1%,总鲜重防效在94.2%~99.2%,适宜施药制剂量2 100~2 700 g?hm-2(有效成分用量840~1 080 g?hm-2)。
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备注/Memo
收稿日期:2020-04-02