七十年代以来,短枝型苹果品种在栽培中受到生产者的普遍重视,特别是新红星、金矮生等的问世,为各地矮化密植栽培提供了良种。美国栽培的面积最大,北卡罗里纳州和俄亥俄州栽培的苹果幼树中,短枝型品种就占90％。其他如加拿大、意大利、墨西哥、波兰、苏联等国也广泛引入栽培。据墨西哥报导,由于采用了短枝型密棺栽培。单 Since the seventies, sprig-type apple cultivars in the cultivation by the producers of universal attention, especially the advent of new red star, gold dwarf, etc., for all the dwarf and close planting provides a good variety. The cultivated area in the United States is the largest, with 90% of spruce cultivars in young apples grown in North Carolina and Ohio. Others such as Canada, Italy, Mexico, Poland, the Soviet Union and other countries are also widely introduced cultivation. According to Mexican reports, due to the use of sprig-type coffin cultivation. single