不同除草剂组合对小麦套种大豆田间杂草的防除及安全性评价

打开文本图片集

中图分类号：S344.3；S451.22 文献标识码：A 文章编号：1002-204X（2025）08-0031-05

doi：10.3969/j.issn.1002-204x.2025.08.006

Abstract To solve the problem of weed control in wheat intercropping with soybeans field，herbicides widely used in actual production were selected for scientificcompounding.Five herbicide combinations weresetup for field plot control efficacy tests toscreen outcompound formulas with high control eficacyand strong safety.The results showed that all treatments had control efects on weeds in wheat intercropping soybean fields.Among them， 900g⋅L-1 2 2，4-D isooctyl ester emulsion 675 mL·hm-² combined with 10% bensulfuron wettable powder 165 g·hm -2 （treatment E） could achieve an average control effect of 93.1% on broadleaf weeds in wheat intercropping soybean fields 3O days after application.It has a good control effct onweeds，strong persistence，andrelativelysmallyield loss.It can be recommended as a broadleaf weed control agent in wheat intercropping soybean fields.

Key Words Wheat; Soybeans; Intercropping; Herbicide; Isolated directional spray; Preventive effect

大豆是我国重要的粮、油、饲兼用型经济作物，是人体重要的脂肪和蛋白质来源。（剩余4804字）