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陕西省大荔县龙泉村雷群法有 1 9hm2 苹果园 ,其中 9年生矮化红富士 1hm2 ,5年生美国 8号和皇家嘎拉 0 9hm2 ,栽植密度为 1 7m× 3m ,全部采用改良圆柱形树形 ,结合先进的栽培管理技术 ,4、5年生红富士树 667m2 (亩 )产量即分别达 1 70 0kg、3 5 0 0kg,平均单果重 2 0 5 g ,
In the Longquan Village, Dali County, Shaanxi Province, there are 19 hectares of apple orchards, of which 9-year-old dwarf Red Fuji 1hm2, 5-year-old United States 8 and Royal Gala 0 9hm2 with a planting density of 1 7m × 3m, Tree shape, combined with advanced cultivation and management techniques, 4, 5-year-old production of 667m2 (mu) of red Fuji trees that are respectively 1 70 0kg, 3500kg, average single fruit weight 2 0 5g,