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一、前言 延边朝鲜族自治州地处吉林省的东部山区。1982年末全州参场留存面积为13600亩,党的十一届三中全会以来种参发展速度特别快。如安图县1983年人参绿色面积1526亩比1982年增加一倍,总收入443.5万元,占多种经营总收入的24%,人参专业户、重点户发展到685户。 参地的基本特点,一是砍树、刨根,全毁原有植被;二是分布在15～25度山腰陡坡上;三是富有腐殖质的砂壤土;四是要挖土作畦修作业道。过去种参只顾眼前,不注意水土保
I. Introduction Yanbian Korean Autonomous Prefecture is located in the eastern mountainous area of Jilin Province. At the end of 1982, there were 13,600 mu of state-owned residence in the state, and the development of species of ginseng has been particularly fast since the Third Plenary Session of the 11th CPC Central Committee. For example, in Antu County, the green area of ginseng was 1,526 mu in 1983, doubling that of 1982, with a total income of 4,435,000 yuan, accounting for 24% of the total revenue of various operations. The number of key ginseng households witnessed a growth of 685. The basic characteristics of the land, first, cut trees, rooted, destroyed the original vegetation; the second is located in 15 ~ 25 degrees on the steep slopes; third, rich sandy loam soil; fourth is to dig soil for repair operation Road. Only look at the past kinds of species, do not pay attention to soil and water conservation