银杏种植连续升温。行家提醒，种植银杏切莫一哄而起，要注意四点：一、分种类引种。银杏树有多个种类。银杏苗分实生苗和嫁接苗，实生南可供采叶，要广～20年才结果；嫁接苗果叶两用，4～5年结果，7一8年进入盛产期。而叶用银杏又有含黄酮量高低之分。梅核型品种银杏叶片含黄 Ginkgo growing continuously. Experts remind, planting ginkgo not to rush into action, pay attention to four points: First, the introduction of sub-species. There are several types of ginkgo trees. Ginkgo seedlings of seedlings and grafted seedlings, real South for leaves, to wide ~ 20 years before the results; grafted seedlings of fruit and leaves, 4 to 5 years results, 7 to 8 years into the rich period. The leaves with ginkgo flavonoids have the level of points. Plum type ginkgo leaves with yellow