果园杂草种类多,数量大,人工锄草费时费工。为减轻劳动强度,提高生产效率,适应果树管理现代化的需要,以先进的化学除草代替传统的人工锄草已成为生产上急待解决的问题。据调查,我省果园杂草约有110种,分属30个科。其中为害严重和发生量大的有宿根性的白茅、碱草、刺儿菜、旋花、苣(艹卖)菜等和一年生的马唐、狗尾草、画眉草、稗子草、虎尾草、葎草、灰灰菜、苋菜、地肤、黄花 Orchard weeds species, the number of large, artificial pickling time-consuming labor. In order to reduce labor intensity, increase production efficiency and meet the need of modernization of fruit tree management, it has become an urgent problem to be solved by using advanced chemical weeding instead of traditional artificial weeding. According to the survey, there are about 110 species of orchards in our province, belonging to 30 families. Among them, perennial rhizophora, sage, sasanqua, spinach, and borage (艹 艹 菜), etc., which are severely harmed and in large quantities, and annual crabgrass, foxtail, teff, triticum, chloris, , Ash gray vegetables, amaranth, Kochia scoparia, yellow flowers