我国育出抗寒抗旱苹果新品种内蒙古宁城县巴林果树试验场培育出宁丰、宁酥两个抗寒抗旱优质大苹果新品种，使我国的苹果种植区域向北推移了２００多公里。据介绍，宁丰、宁酥树体抗寒性大大超过国光与富士。栽后第２年见花，第３年结果，比国光、富士提早２－３年结果，成... China has raised new cold-resistant and drought-resistant varieties of apples in Ningcheng County, Inner Mongolia Balin fruit tree test site to cultivate Ningfeng, Ning crisp two cold and drought resistant high-quality large apple varieties, so that China’s apple growing area northward more than 200 kilometers. According to reports, Ning Feng, Ning Su tree cold resistance greatly exceeded the country light and Fuji. Seeded flowers in the second year after planting, the third year results, compared with the state light, Fuji 2-3 years earlier results, into ...