乐昌县种植杉木已有一、二百年历史。生长速度,木材质量都在中等水平以上。杉木生长在山腰、山窝、北坡的较快、较好;生长在西、南坡、山埂的较慢、较差。糠杉中的白芒杉生长最快;油杉中的薄皮杉又比厚皮、白皮的生长快,材质好,经久耐用。所以薄皮油杉是群众所喜爱的杉树品种。根据已有经 Lechang County has one or two centuries of history. Growth rate, wood quality are above the average level. Cunninghamia lanceolata grows on the mountainside, hill nest, the north slope faster, better; growth in the west, south slope, mountain ridge slower, worse. White cedar fir in the fastest growth of snowwood; Oleander in the thin-skinned cedar again thicker, white skin faster growth, good material, durable. Therefore, thin-shelled fir is the favorite cedar species. According to the existing