论文部分内容阅读
一、前言 悬铃木是城市绿化中优良的行道树树种之一,目前在上海、杭州、南京、武汉、郑州、济南、青岛、合肥、南昌、长沙等城市中种植较多。 悬铃木的经济用途,近年来亦逐渐为人们所认识,其板材纹理美观,可制作家俱等;核材亦是培养白木耳的很好的材料。但悬铃木幼叶背面密生星状绒毛,小坚果基部有长毛,特别是4—6月份园林工人整形修剪和剥芽时,毛到处飞扬,严
I. Preface Platanus is one of the excellent street tree species in urban afforestation and is currently planted in cities such as Shanghai, Hangzhou, Nanjing, Wuhan, Zhengzhou, Jinan, Qingdao, Hefei, Nanchang and Changsha. The economical use of Platanus has also been gradually recognized by the people in recent years. Its plate texture is beautiful and furniture can be made. Nuclear material is also a good material for cultivating white fungus. However, the back of young leaves of Platanus stellate stellate villi, small nuts at the base of long hair, especially in April-June gardening plastic trim and peeling, the hair everywhere, strict