红富士苹果树适时培养和更新结果枝组是实现幼树早期丰产和大树高产、稳产的基础 ,现将结果枝组的培养与更新方法介绍如下。1　小型枝组的培养　生长势缓和的中庸枝、斜生枝和下垂生长的壮枝 ,通过先缓放后回缩的方法培养而成小型枝组。一般应单轴延伸 ,轴长 1 5ｃｍ左右 ,其上 Red Fuji apple tree timely training and update results Zhizuji is to achieve early seedling yield and large trees, high yield, stable production base, the results Zhizu training and update methods are as follows. A small branch of the growth of the moderate growth potential of moderate branches, oblique branches and drooping growth of the strong branches, by the first retreat after the method of cultivation of small branches group. General should be a uniaxial extension of about 1 5cm axis length, on it