菜地除草是菜农最感头痛的一项农活。过去一直采用人工扯拔或锄去,既化工,又劳累,不仅难除净,还易损伤蔬菜根系造成死苗缺株或加深病害感染,影响产品品质和产量。为了改变这一耕作技术,1985年,我们引进了48％氟乐灵除草剂,进行菜地化学除草试验示范,1986年郊区菜地推广化学除草2000余亩,除草效果达90％以上,现将使用情况简报如下。 Vegetable weeding is the most troublesome work of a farmer. The past has been using artificial pull or hoe to both chemical, but also tired, not only difficult to clean the net, but also easy to damage the vegetable root cause dead or missing plant disease or deepen the disease, affecting product quality and yield. In order to change this farming technique, in 1985, we introduced 48% of trifluralin herbicides to carry out chemical herbicidal experiment in vegetable fields. In 1986, we popularized more than 2000 acres of chemical herbicides on weeds in suburban areas, and the weeding effect is over 90% Usage briefings are as follows.