雪松[Cedrus deodara(Roxb.)Loud.]是世界著名的五大庭园观赏树种之一,目前扦插育苗是繁殖雪松的主要方法。常德县林科所1978年开始扦插雪松,先后培育出雪松苗木500多株,已出售200多株,产值2000多元,还存有高1—1.5米的移床苗280多株。今年扦插的又成活了500多株。根据雪松习性,圃地是选择背北向南、土层深厚疏松、排水良好的楠竹林内山湾口平地,pH值为6的砂质壤土。先 Cedrus deodara (Roxb.) Loud. Is one of the most famous ornamental tree species in the world. The current cutting propagation is the main method of breeding cedar. Forestry Branch of Changde County started cutting cedar in 1978 and successively cultivated more than 500 cedar seedlings. It has sold more than 200 plants and the output value is more than 2,000 yuan. There are more than 280 bed seedlings with a height of 1-1.5 meters. Cuttings this year has survived more than 500 strains. According to the habit of cedar, the garden is back to the north south, the soil is deep and loose, well-drained bamboo forest Bayou Ping, pH value of 6 sandy loam. first