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为了改进幼林除草的方式,适应造林事业的大发展,近两年来,我们同太本林场及额尔格图林场一起,对幼林应用镇草宁除草做了一些试验,初步取得一定效果,现简报如下: 一、试验方法试验地设于突泉县太本机械林场和科右前旗额尔格图机械林场。试验是在不同林龄的杨树、杨榆混交及樟子松和落叶松混交幼林地里进行。主要杂草有碱草、红毛公、狗尾草、猪毛莱、蒙古蒿、苍耳等。供试药剂镇草宁系镇江农药厂试产品,含有效成分11%,助剂硫酸铵(日本进口)、柴油。小区施药面积0.1—1亩,两个重复。用背负式压缩和机动喷雾器均匀喷雾,用水量每亩15公斤。
In order to improve the way of young grass weeding and to adapt to the great development of afforestation, in the past two years, with the Taibu Forest Farm and Ergatu Forest Farm, we conducted some experiments on the application of weeding and weeding in young forests, and achieved some preliminary results. : First, the test method Experimental ground located in the Tuquan County too this mechanical forest farm and Section right before the flag Erqitu mechanical forest. The experiment was carried out in the different ages of poplar, Yang Yu mixed and mixed Pinus sylvestris var. The main weeds Soda grass, red hair public, Setaria, Pigmeaule, Mongolia Artemisia, cocklebur and so on. Test agents Zhenti Ning Zhenjiang Pesticide Factory trial products, containing 11% active ingredients, additives ammonium sulfate (Japan imports), diesel. Community application area of 0.1-1 acres, two repetitions. Knapsack compression and motor sprayer uniform spray, water 15 acres per acre.