银杏又名白果,因结种迟而寿龄长,“公植树而孙得实”,所以又叫公孙树。传统观念认为栽植银杏见效慢,周期长。现在通过幼树嫁接、优质苗栽植、科学培管等措施,银杏10年左右即可投产。1　立地条件银杏对土壤要求不严,以土层深厚、保水力较强的壤土或沙壤土最理想。栽植地的地下水 Ginkgo biloba, also known as ginkgo, due to late seedling and long age, “public tree and grandson real”, so called Gongsun Shu. The traditional concept that planting ginkgo effective slow, long cycle. Now through saplings, high-quality seedlings planted, science and other measures of culture, ginkgo about 10 years to put into production. 1 site conditions ginkgo lax requirements of the soil, with deep soil, strong water retention of loam or sandy loam the best. Groundwater planted