“落藜”也叫“灰菜”。是早春麦田的一种重要杂草,过去主要发生在唐山、沧州等地。近几年在我省中南部也日渐增多。据调查,一般麦田每平方尺有草5—30株,高者竟达119株,严重地影响麦苗的生长发育。为此,我所自1974年开始在麦田进行化学除草试验。经过近几年应用“2,4—滴丁酯”除治 “Tribulus terrestris” also known as “gray vegetables.” Is an important weed in early spring wheat fields, the past occurred mainly in Tangshan, Cangzhou and other places. In recent years in our province also increased in central and southern. According to the survey, there are 5-30 plants per square foot of grassland in general and as high as 119 plants, which seriously affect the growth and development of wheat seedlings. To this end, I have been conducting chemical weed tests in wheat fields since 1974. After several years of application of “2,4-D butyl ester” in addition to rule