柳梨 2 0号　树姿较直立 ,树势强健 ,萌芽力强 ,成枝力较弱 ,以中短果枝结果为主。该品种耐高温、耐瘠薄 ,抗病性强 ,不裂果 ,一般栽植两年结果 ,丰产性强。因长势旺 ,生产中要注意控制。重庆地区果实 6月下旬成熟 (6月中旬可采收上市 )。果实高圆形 ,果皮绿黄色 ,果点小 ,蜡质 Liushi 20 tree position more upright, strong tree vigor, strong sprout, branch force is weak, mainly in the short fruiting branches. The variety of high temperature, resistance to infertility, disease resistance, no cracking, the general planting two years results, high yield and strong. Due to the growing market, production should pay attention to control. Chongqing fruit mature in late June (mid-June can be harvested). Fruit high circle, peel green yellow, small fruit, waxy