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一、前言 银杏(Ginkgo biloba linn)系我国原产的银杏科中残留的一种,是现存最古老的种子植物,被称为“活化石”。种子可供食用和药用,以浙江、江苏、安徽为栽培中心。银杏为雌雄异株植物,雌株经济价值较大,林地上只需保留少量(约10％)雄株作为授粉树,但
I. Introduction Ginkgo biloba linn is one of the remaining species of Ginkgoaceae native to China. It is the oldest existing seed plant and is called “living fossil.” Seeds for edible and medicinal, with Zhejiang, Jiangsu, Anhui cultivation center. Ginkgo biloba is a dioecious plant with large economic value. Only a small amount of male plants (about 10%) are reserved in the woodland as pollinators