卷茎蓼又名荞麦蔓,是麦田中一种恶性杂草,它出苗早,生长快,密度大,茎缠绕,不仅严重影响麦子生长,而且妨碍收割;成熟后果实不易脱落,多随麦子脱粒混入麦种中。近年来,随着频繁调种以及水肥条件的改善,我市麦田卷茎蓼的发生呈上升趋势,有些地区该草危害已相当严重。试验表明,2,4-滴丁酯对卷茎蓼防效较差。为了控制该草危害,选择适宜药 Polygonum also known as buckwheat vine, is a malignant weed in the wheat field, it emerges early, fast growth, density, stem winding, not only seriously affect the growth of wheat, but also prevent harvesting; mature fruit is not easy to fall off, and more with the wheat threshed Mixed with wheat species. In recent years, with the frequent planting and the improvement of water and fertilizer conditions, the occurrence of Polygonum in wheat field in our city is on the rise. In some areas, the damage of the grass has been quite serious. Tests showed that 2,4-D butylate had a poor control effect on Polygonum viviparum. In order to control the harm of the grass, choose the appropriate medicine