我们从1973年起开始注意苹果短枝型芽变选种工作。1978年在柳林县东凹果园内发现了一株树体矮小、树冠丰满紧凑、枝条短而粗壮、节间短、长枝少、短枝多、叶片厚而浓绿、果实上色早、色泽浓红、果形壮观、产量高、品质好的红星变异植株。1979年继续观察,表现基本同78年,肯定了它的优良性状。于是从1980年开始至1985年,我们 We started to pay attention to the selection of apple spur-type buds since 1973. In 1978, Donglin Orchard in Liulin County, a small tree body was found, the crown is full and compact, short and stout branches, internodes short, short branches, short branches and more leaves thick and dark green, fruit color early, Red color, fruity spectacular, high yield, good quality red star mutant plants. In 1979 continue to observe the basic performance of the same 78 years, affirmed its good traits. So from 1980 to 1985, we