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国光苹果果实品质较好,极耐贮藏,有利于调节市场的周年供应,保障供给,故被列为重点推广品种,近数年来在天津地区已有较大的发展。但其幼树生长健壮,开始结果年龄较晚(一般约8—9年),而进入盛果期更晚(一般约20年左右),因此,使国光苹果提早结果,提早丰产并确保稳产,就成为生产管理上一项急迫的任务,为实现这个目的就需要加强对土、肥、水、保的管理,和正确、合理、有效地进行修剪。就修剪方面说,除一般例行的冬季修剪外,适时和合理地进行夏季修剪更有其特殊
Guoguang apple fruit quality is good, very resistant to storage, is conducive to regulating the annual supply of the market, to protect the supply, it is listed as a key promotion of varieties, in recent years in Tianjin has been a greater development. However, its saplings grow robustly, and the results start later (usually about 8-9 years), and enter the fruiting stage later (usually about 20 years), so that Guoguang Apple early results, early yield and ensure stable production, It has become an urgent task in production management. To achieve this goal, it is necessary to strengthen the management of soil, fertilizer, water and security as well as correct, reasonable and effective pruning. In terms of pruning, in addition to the normal winter pruning, summer pruning in a timely and reasonable manner is even more special