杉木是我国南方主要用材树种,生长快,干形直,材质好,我国南方各省近年来都在大面积发展。我省在文化大革命以后也已发展到五十万亩左右。实践证明,只要立地条件选择适当,技术措施跟上,不仅在苏南大部分地区生长表现好,而且在苏北有些地区生长表现也不差。但从杉木的自然分布区来说,我省同杉木中心产区相比,条件是比较差些,要想培养 Cunninghamia lanceolata is the main timber species in southern China. It grows fast, stems straight, and has good quality. The southern provinces of our country have been developing in large scale in recent years. The province has also developed to about 500,000 mu after the Cultural Revolution. Practice has proved that as long as site conditions to choose the appropriate technical measures to keep up, not only in most areas of southern Jiangsu growth performance, and in some areas of northern Jiangsu growth performance is not bad. However, the natural distribution of the fir from the area, the province compared with the fir-producing areas, the conditions are relatively poor, to cultivate