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长白县人工培育人参已有二百多年的历史,以前沿用旧技术,人参的产量不高,平均丈产不足5公斤。1985年把全荫棚改为拱型透光棚,全县15万丈参地,产参100多万
Changbai County, artificial cultivation of ginseng has more than two hundred years of history, previously used the old technology, ginseng production is not high, less than 5 kg on average. In 1985 the entire shade shed into arch translucent shed, the county 150,000 Zhang reference to ginseng, more than 100 million