【摘要】 根据江西省高丘陵区、山区和南岭山地 3个杉木栽培区的生长特点 ,不同立地不同培育目标有不同成熟龄 ,而当立地条件和培育目标相同时 ,3个栽培区的成熟龄差异不大 ,可以按统一的轮伐期经营。 12指数级培育小径材为主的轮伐期为 18～ 2 2年 ,14指数级培育小径材轮伐期为 16～ 2 0年 ,16指数级培育中径材轮伐期为 2 0～ 2 4年 ,18指数级培育中径材轮伐期为 14～ 18年 ,18指数级培育大径材轮伐期为 2 4～ 2 8年 ,2 0指数级培育大径材轮伐期为 2 2～ 2 6年。更多还原

【Abstract】 According to the growth character of different cultivation area of Cunninghamia lanceolata in Jiangxi Province,the mature age were different according to the diffenence of site and managing aim.If the site and managing aim were same,it was thought that there was a common rotation period for mamaging.The propor rotation period of different site index and managing aim were revealed in details.更多还原