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大梨(56—393)是吉林省农科院果树所1956年采集苹果梨种子实生播种选育而成。具有抗寒、抗病、丰产、果大、质优和美观等特点。1989年3月获吉林省农作物品种审定委员会颁发的梨优良新品种合格证书。是国家科委国际科技合作局组织赴苏参加《中国科技日》展览项目之一。该品种现分布于黑龙江、吉林、辽宁、内蒙、河北和新疆六个省区。吉林省有三十多个市县的果园栽植了大梨,面积达3000多亩,10万余株;1990年春可发展
Big pear (56-393) is the fruit of Jilin Academy of Agricultural Sciences in 1956 collected apple pear seed sowing and breeding. Has the characteristics of cold, disease resistance, high yield, fruit, good quality and beautiful appearance. In 1989 March by the Jilin Province Crop Variety Approval Committee issued pear new varieties of good certificate. It is one of the exhibitions organized by the State Science and Technology Commission for International Cooperation in Science and Technology to attend the “China Science and Technology Day” exhibition in the Soviet Union. The varieties are now distributed in Heilongjiang, Jilin, Liaoning, Inner Mongolia, Hebei and Xinjiang six provinces and autonomous regions. Jilin Province has more than thirty cities and counties orchards planted large pear, covering an area of 3,000 mu, more than 100,000 strains; the spring of 1990 can be developed