1986年,我站选用广州农药厂生产的50%丁草胺乳油,作了田间小区防除稻田杂草试验,取得较好的效果.为加速丁草胺在我区的推广使用,1987年,由我站主持,分别在柳州地区、灵山、隆安等县,进行千亩试验示范.同时,在扶绥、南丹、临桂、富川、岑溪、梧州市、南宁市郊等县(市),分别进行100亩试验示范.现将各地试验示范情况和结果汇总如下. In 1986, I selected 50% Butachlor EC produced by Guangzhou Pesticide Factory and made field test to control weeds in paddy field and achieved good results.In order to accelerate the popularization and application of butachlor in our district, in 1987, In our station, we conducted demonstration experiments of mu in Liuzhou, Lingshan and Long’an Counties, respectively, and carried out demonstration projects in Fusui, Nandan, Lingui, Bucheon, Cenxi, Wuzhou and Nanning suburb counties 100 acres of pilot demonstration now around the pilot demonstration of the situation and the results are summarized below.