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我所于1984年从日本引进北斗苹果新品种,经6年的试验、扩繁、示范、栽培,现已推广到全国6个省市。仅在大连市已发展30万株,高接换头30万株,颇受果农欢迎。一、生长和结果特性 1.北斗果实个大,单果重350克左右,果实端正、圆形,果面底色黄绿、阳面有红晕,也可达全红,果肉黄白、质密、多汁、甜脆、有特殊芳香,风味优于富士。10月上旬可达生理成熟,比富士早收半月,与国光同期收获。根系发达,根量比富士多15％,抗寒性比富士强。
In 1984, I imported the new Beidou apple variety from Japan. After 6 years of experiment, it expanded, demonstrated and cultivated, and now it has been popularized to 6 provinces and cities nationwide. In Dalian alone, 300,000 plants have been developed and 300,000 plants have been replaced by high-quality ones, which are popular among fruit farmers. First, the growth and characteristics of the results 1. Big Dipper fruit, single fruit weighs about 350 grams, the fruit is correct, round, green and yellow fruit surface, the sun flush, but also up to red, yellow and white pulp, dense, juicy , Sweet and crisp, with special aroma, flavor better than Fuji. In early October up to physiological maturity, a half months earlier than Fuji, and Guo light harvest the same period. Developed roots, root volume more than 15% more than Fuji, cold hardiness than Fuji.