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兰州地区栽培的梨树,多以冬果梨、软儿梨、酥木梨等晚熟地方品种为主.这些品种树体高大、占地多、管理困难、石细胞多、品质较差、单产低,远不能适应集约化栽培和商品经济对果品发展的需求.从1993年起七里河区在崔家崖等3个乡坪台和后山二阴地区,引进试验推广适应性强、抗旱抗寒性好,且具有早熟、优质丰产、适口等特点的早酥梨,并摸索总结出配套的栽培技术,在海拔1000米坪台山区,达到了一年建园,两年成形,三年结果、四年高产的效果.据取样测产,四年生亩产达1000公斤以上,且品质优良,平均单果
Lanzhou pear cultivated mostly winter melon pear, soft pear, crisp pear and other late-maturing local varieties of these tall trees, covers an area of more difficult to manage, more stone cells, poor quality, low yields, far Can not adapt to intensive cultivation and commodity economy demand for fruit development.From 1993, Qilihe District in Cui Jiaya and other 3 Township Taiwan and the back mountain two Yin area, the introduction of test to promote adaptability, drought and cold resistance is good, and It has the characteristics of early maturing, high yield, palatability and other characteristics of the morning pear, and explore the matching cultivation techniques, at an altitude of 1000 meters Pingtungshan District, reached a year park, two years shape, three years of results, four years of high yield Effect.According to sampling production, four-year-per-mu up to more than 1000 kg, and good quality, the average single fruit