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在北疆沿天山一带发展苹果和梨的最大障碍是冬季需要将果树埋土越冬。农七师农科所科研人员为了解决这一难题，经过多年的辛勤劳动和研究，终于在果树抗寒育种方
The biggest obstacle to developing apples and pears along the Tianshan Mountains in the northern part of the country is winter planting of fruit trees. Agricultural seven division of agricultural science and technology research institutes in order to solve this problem, after many years of hard work and research, and finally in the fruit trees cold breeding side