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在华主席抓纲治国战略决策指引下,为了认真总结我区用材林栽培经验,实现速生丰产,1977年8月下旬由内蒙林研所造林研究室、锡盟林研所(速生丰产专题)三名同志到南沙口林场学习经验、了解情况,认为林场的杨树人工林和许多地方一样,存在密度过大,急需间伐的问题。为此,与林场相结合,就中(幼)令杨树人工林的抚育间伐问题进行了初步调查和讨论。现将调查结果和初步意见整理如下,供领导及有关单位参考。不妥之处请批评指正。
In order to conscientiously sum up the experience of timber cultivation in our district and achieve fast-growing and high-yielding under the guidance of Chairman Mao’s strategic plan of governing the country, in late August 1977, three afforestation laboratories of Inner Mongolia Research Institute, three research institutes of Ximeng Forestry Research Institute Comrades went to Nanshakou Forest Farm to learn about the situation and learned that the poplar plantation in the forest farm, like many places, had the problem of over-density and the urgent need of thinning. To this end, in combination with the forest farm, we conducted a preliminary investigation and discussion on the tending of thinning of poplar plantations in China. Now the survey results and preliminary comments are organized as follows, for the leadership and the relevant units for reference. Inappropriate please comment on the correction.