摘要
渭北旱塬是陕西省优质苹果生产区,但近年来衰弱树出现的几率越来越多。为了减少、防止衰弱树的发生,增强树势,在简要介绍了衰弱树的生长特性及形成原因的基础上,详细论述了衰老树、小老树、"大小年"树和衰弱枝组、徒长枝的更新修剪方法及修剪时的注意事项。
Weibei rainfed highland plateau was high quality apple production area of Shaanxi Province,but the chances of weak apple tree were getting more and more in recent years.In order to reduce and prevent the occurrence of weak apple tree,and enhance apple tree vigor,the weak apple tree growth characteristics and the forming reason had been summarized,and the renewal pruning methods and precautions for the senile tree,small-old tree,biennial bearing tree,and weak bearing branch group and water branch had been put forward.
出处
《北方园艺》
CAS
北大核心
2017年第15期202-206,共5页
Northern Horticulture
基金
国家重点研发计划资助项目(2016YFC0501706)
中国科学院重点部署资助项目(KFZD-SW-306)
关键词
衰弱苹果树
生长特性
更新修剪
短截与回缩
weak apple tree
growth characteristics
renewal pruning
short cutting and cutting-back
