山东省郯城县是我国银杏主要生产基地之一,该地银杏550万株,年产银杏200万公斤。该地银杏产量高,质量好,销路畅,经济效益佳。笔者曾专程考察学习,现将考察中的见闻介绍如下: 一、银杏撑起一方天 郯城县总体规划是:“抓好一片,搞好三线”。即平原林网化,沿沂河发展10万亩银杏生产线;沿沭河发展6万亩板栗基地,沿马陵山发展优质水果生产线。三线促成林业覆盖率达17.6％,林网程度达97％,林果年产12000吨,其中银杏2000吨,板栗3000 Gaocheng County, Shandong Province, is one of the major production bases of China’s ginkgo, where 5.5 million Ginkgo biloba, with an annual output of 2000000 kilograms of ginkgo. The ginkgo high yield, good quality, sales of Chang, good economic returns. The author has made a special trip to study and study, now the inspection of the following is introduced: First, Ginkgo propped up a party Tianzhuang City master plan is: “do a good job, improve the third line.” That is plain Lin network, along the Yi River 100,000 mu development of ginkgo production line; along Shuhe 60,000 mu chestnut base, along the Maling Shan development of high-quality fruit production line. Three lines to promote forestry coverage rate of 17.6%, the degree of forest network 97%, annual output of 12,000 tons of fruit, of which 2,000 tons of ginkgo, chestnut 3000