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雁北地区广大群众针对当地气候高寒的特点,于1965年从延边朝鲜自治州引入一批苹果梨。经过十多年的生产实践考验,苹果梨表现了抗逆性强、适应性广、生长快、结果早、产量高、品质奸、耐贮藏等优点,深受群众欢迎。但苹果梨在塞外栽培毕竟时间还短,因此在管理特别在整形修剪上存在不少问题。为此,从1976年开始,作者在栽培苹果梨时
In response to the characteristics of the local climate of the cold, the masses in Yanbei introduced a group of apple pears from Yanbian Korean Autonomous Prefecture in 1965. After more than 10 years of production practice test, Apple pear showed strong resistance, wide adaptability, fast growth, early results, high yield, quality rape, storage, etc., welcomed by the masses. However, Apple pear cultivated outside the plug, after all, still a short time, so there are many problems in management, especially in the plastic trim. To this end, since 1976, the author is cultivating apple pear