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雪松(Cedrus deodara)是珍贵的观尝树种,为世界著名三大公园树木之一。它主干挺直耸立,侧枝向四周水平展开,小枝细柔下垂,树姿端正,呈尖塔形,能长成高大乔木,也是良好的用材树种。它的木材抗腐性强,经久耐用,边材黄白色,心材黄褐色,含油质,具芳香味,可作建筑、桥梁、枕木、造船和家具用材。雪松适应性强,在年降雨量1,000毫米左右的暖温带至中亚热带地区都能生长良好,可忍受零下52℃的短期低温。我国南方有很多城市栽培雪松,也有的地方把它作为山地造林树种。浙江西天目山既是游览场所,又是发展用材林的基地,雪松在此生长良好。但目前数量较小,为了扩大栽培,自1973年以来我们进行
Cedrus deodara is a precious ornamental tree, one of the three famous park trees in the world. It stands straight upright trunk, lateral branches to the level of development, the tender branch drooping, Shuzi correct, pointed tower, can grow into tall trees, is also a good timber species. Its wood is highly resistant and durable, sapwood is yellowish white, heartwood is tan, oil-rich and aromatic. It can be used for construction, bridges, sleepers, shipbuilding and furniture materials. Cedar adaptability, in the annual rainfall of about 1,000 mm warm temperate zone to the subtropical region can grow well, can withstand sub-52 ℃ short-term low temperature. There are many cities in southern China cultivated cedar, and some places it as a mountain afforestation species. Zhejiang West Tianmu Mountain is both a tourist attraction and a base for developing timber forests where cedar grows well. But at present a small number, in order to expand cultivation, we have been carried out since 1973