燕麦畏用于青稞田防除野燕麦,(Avena fatua L)在我省曾作过一些试验,使用安全、可靠、除草效果好。1983年我们应用美国孟山都公司生产的40％燕麦畏乳油(Avadex Bw),在湟中县大源公社地跃大队(海拔2800米)、互助县边滩农场(海拔2900米)两地试验、示范,采用小区(50平方米)重复(三次)随机排列,按不同剂量播前处理,机耙于土中10—12厘米,随后条播青稞,其方法、效果见表1、2。 Ophiopogon japonicus is used in barley field to control wild oats, (Avena fatua L) has made some experiments in our province, it is safe, reliable and weeding effect is good. In 1983, we applied 40% of Avadex Bw produced by Monsanto in the United States to test and demonstration at Daliyuan Brigade (elevation 2,800m) in Langzhong County and Biantan Farm (2900m above sea level) in Huzhu County (50 square meters) repeated (three times) random arrangement, sowing in different doses of pre-treatment rake in the soil 10-12 cm, then sowing barley, the method, the results shown in Table 1,2.