雪松(Cedrusdeodava)亦称喜马拉雅杉,雪松属的常绿大乔木。雪松树干挺拔枝形秀丽,是优美的园林绿化树种,但一般只有实生苗才能长成完美的树形。由于实生苗的短缺,现在园林绿化中应用的大多是扦插苗。由于扦插苗的长势大多不均衡,如偏冠、细弱、无正头、层次零乱、枝条主次不明 Cedrus deodava, also known as the Himalayan cedar, evergreen tree of the cedar. Cedar trunks tall and straight branches beautiful, is a beautiful landscaping species, but generally only the seedlings can grow into a perfect tree. Due to the shortage of seedlings, the majority of landscaping is cutting seedlings now. As the cutting seedlings are mostly unbalanced growth, such as partial crown, weak, no head, the level of mess, the main branches unknown