森林的经济成熟龄是指林分在正常的生长发育过程中,达到了最大经济效益时的年龄。人们从事林业生产,总是期望能够在有限的土地资源上,用尽量少的投入,取得尽可能多的经济效益。由此研究森林经营过程中,能够获得最大经济效益的成熟龄,在商品经济日益发展的当今社会,具有重要的意义。杉木是我国南方人工栽培的主要用材树种之一。按生物学特征,杉木生长可分为幼树、速生、 The mature age of forest refers to the forest in the normal growth and development process, reached the maximum economic benefit when the age. People engaged in forestry production always expect to get as much economic benefits as possible with limited input on limited land resources. Therefore, in the process of forest management, the mature age that can get the most economic benefits is of great significance in today’s society where the commodity economy is developing day by day. Cunninghamia lanceolata is one of the main tree species for artificial cultivation in southern China. According to biological characteristics, fir growth can be divided into saplings, fast growing,