【摘要】 在云南省14个县市统一布置北美红杉的区域性栽培试验,根据北美红杉在各个试验点的生长情况,结合各地气象资料进行综合分析,并考虑北美红杉对环境因子的适应能力,筛选出用于区划的生态因子,对云南省的引种区进行了初步区划,划分为最适生区、适生区、次适生区和可能种植区等4种区域,为云南省扩大栽培北美红杉提供了科学依据和切实可行的操作办法。更多还原

【Abstract】 Regional cultivation experiment of Sequoia sempervirens was conducted at 14 counties of Yunnan pro-vince,the ecological factors which would be used in silvicultural division were screened out according to comprehensive analysis of the growth of Sequoia sempervirensat different experimental sites and the climatic factors,and the adaptability of Sequoia sempervirens to environment.The introduction region of Yunnan province was preliminarily divided into four categories, that is most normal region, normal region, sub-normal region and possible cultivation region.更多还原