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1973—1974年我们在哈密林场,巩留林场,乌鲁木齐本所苗圃,对多种树木苗期试用了除草醚,灭草灵,杀草安,阿特拉津,异丙隆,低油隆,草枯醚七种除草剂,现将使用结果及药效分析分述于后: 一、哈密林场苗圃试验结果 哈密林场位于天山东部,海拔在2200公尺左右,属高寒林区,在气温偏低的年份,最热月尚有降雪,1973年在6—7月间进行试验,这两个月曾各降雪一次。1974年于5月底进行试验,根据5—6月中旬的小气候
From 1973 to 1974, we used herbicides, imazeprim, fenoxapan, atrazine, isoproturon, low-oil-damson, Grass blight ether seven kinds of herbicides, the results will be used and efficacy analysis is described later: First, the test results of the Hami forest farm Nursery Humor farm is located in the eastern Tianshan Mountains, about 2200 meters above sea level, is a cold forest, In the low year, snowfall occurred in the warmest month, and in June and July 1973, snowfalls occurred in each of the two months. The test was conducted in late May 1974, according to the microclimate in mid-May-June