鸭梨是京津一带水果名产之一,栽培历史悠久,群众有极丰富的经验.且由于鸭梨对土壤的选择性不很严格,因而,不论在山地、丘陵、平原以及河流故道、河漫滩等地区都有分布.其中,尤以定县、河间、交河和大兴等县更为集中,且所产的鸭梨品质好,产量高.为此,我们曾于1960年间在这一带几处果园进行了调查、访问和对比研究.现将所收集的资料整理出来,供讨论和参考. Yali Pear is one of the famous fruits in Beijing and Tianjin, and has a long history of cultivation and rich experience of the masses, and because Yali pear is not very selective in terms of soil, both in the mountains, hills, plains and the river course, And other regions are distributed.Among them, especially in Dingxian, Hejian, Jiaohe and Daxing County is more concentrated, and the production of pear quality, high yield.Therefore, we have in the 1960s in this area with several Orchard conducted a survey, interview and comparative study. Now collected information collected for discussion and reference.