我国北方梨区(黄河、淮河、秦岭以北)包括渤海湾、华北、西北、黄河故道四大梨产区,约占全国梨总产的80%。历来以鸭梨、雪花梨、砀山酥梨为主栽品种,地方良种甚多。目前这些老品种仍然占总产量近70%。近来,各地积极推广的名特优新品种中,以锦丰、早酥、黄冠和韩国引进的砂梨系良种(水晶、新高、黄金等)为主。必须指出,韩国的砂梨系在我国生态适应性较差,只适宜北方梨区中管理水平较高的 The pear area in the north of China (the Yellow River, the Huaihe River and the Qinling Mountains to the north) includes the four major pear-producing areas in the Bohai Bay, North China, Northwest China and the Yellow River, accounting for about 80% of the total pears in the country. Has always been to pear, snow pear, Dangshan pear-based varieties, many local varieties. At present, these old varieties still account for nearly 70% of the total output. Recently, among the top ten new varieties that are actively promoted in various places, mainly pear varieties (crystal, new high, gold, etc.) introduced by Jinfeng, Zaosu, Huangguan and South Korea. It must be pointed out that the sand pear in South Korea is less suitable for ecological adaptability in our country and is only suitable for management in the northern pear region