摘要
简要介绍了垂榆的伞状形、圆柱状、长廊状整形修剪技术。
Techniques for training and pruning Ulmus pumilavar var. pendula as the shape of Umbrella, cylinder or corridor were introduced.
出处
《陕西林业科技》
2014年第3期134-135,共2页
Shaanxi Forest Science and Technology
关键词
垂榆
整形
修剪
Ulmus pumilavar var. pendula
training
pruning
