啤酒花为多年生宿根作物。栽植地内杂草严重,一般除草剂对酒花不安全。1991年试用40％地乐胺(双丁乐灵)防除禾本科及阔叶杂草,不仅除草效果好,而且对酒花安全。地乐胺在酒花生长期使用两次效果较好,对稗的防除效果可达87.2％、藜84.3％。第一次可在5月上旬(灌第一水前)用40％的地乐胺每亩110～150克 Hop for perennial crops. Weeds in the planting of serious, general herbicides on hops insecurity. In 1991 trial of 40% toleramide (double Ding Le Ling) to control grasses and broad-leaved weeds, not only weeding effect, but also the safety of hops. Denutin used twice in the hop growth stage, which had a good control effect on barnyardgrass of 87.2% and quinoa of 84.3%. For the first time in early May (before the first irrigation of water) with 40% of the 90 to 150 grams of dextrine per acre