冰草属禾本科多年生草本,是我旗林地的主要杂草。它具有串根萌生的特性,因此人工除草既费劳力又很难除净。1986和1987年的6月中旬至7月上旬,我们采用草甘膦做了灭除林地冰草的试验。本试验选在阿拉善左旗林工站苗圃和阿拉善左旗诺尔公园林场,对杂草密生的白榆、沙枣、合作杨、白蜡、紫穗槐、柽柳、国槐混交幼林地用0.5％、1％、1.5％、3％四种浓度的药液(并在每种浓度 Grass is a grass perennial herb, my flag is the main weed woodland. It has the characteristics of string root sprouting, so manual weeding is laborious and difficult to remove net. From mid-June to early July 1986 in 1987 and 1987, we used glyphosate to destroy the weeds in forests. The experiment selected Alzheimer Zuoqi Lin station nursery and Alxa Left Banner Noel Park forest, weeds on the white elm, jujube, cooperation Yang, ash, Amorpha fruticosa, Tamarix, Sophora japonica mixed with 0.5 %, 1%, 1.5%, 3% of the four concentrations of liquid (and at each concentration