梨树原产于中国 ,经济栽培已有 4 0 0 0多年的历史。起源于我国的栽培品种多达 30 0 0余个 ,在生产中应用的有百个以上。梨树适应性广 ,具有耐旱、耐涝、耐瘠薄和耐盐碱能力 ,可以在山区、沙滩、平原等各种立地条件下栽培。梨树结果早、产量高、经济寿命长、易栽培管理 ,比其他 Pear tree native to China, economic cultivation has more than 400 years of history. As many as 300 cultivars originated in China have been used in the production of more than 100. Pear tree wide adaptability, with drought, waterlogging, barren and saline-resistant capacity, can be in the mountains, beaches, plains and other site conditions under cultivation. Pear tree early results, high yield, long economic life, easy to cultivate management, than the other