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[期刊论文] 作者:LI Wenying,GU Wanchun,
来源:中国林业科技(英文版) 年份:2006
A gel electrophoresis method was used to study the genetic diversity of 8 Quercus mongolica populations throughout its range in China.Eleven of 21 loci from 13...
[期刊论文] 作者:CHENG Shiming,GU Wanchun,
来源:城市道桥与防洪 年份:2007
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
Allozyme Genetic Diversity and Conservation Strategy of Ten Natural Populations of Pinus bungeana Zu
[期刊论文] 作者:Li Bin Gu Wanchun Chen Xiaoyan,
来源:中国林学:英文版 年份:2003
Pinus bungeana is a three-needle pine with typical fragmented distribution in central and northwestern China. Its natural resources are gradually decreasing and...
Allozyme Genetic Diversity and Conservation Strategy of Ten Natural Populations of Pinus bungeana Zu
[期刊论文] 作者:Li Bin,Gu Wanchun,Chen Xiaoyan,
来源:中国林学 年份:2004
Pinus bungeana is a three-needle pine with typical fragmented distribution in central and northwestern China. Its natural resources are gradually decreasing and...
Allozyme Genetic Diversity and Conservation Strategy of Ten Natural Populations of Pinus bungeana Zu
[期刊论文] 作者:Li Bin,Gu Wanchun,Chen Xiaoyang,
来源:城市道桥与防洪 年份:2003
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者:Li Bin,Gu Wanchun,李斌,顾万春,
来源:林业科学 年份:2002
邻近江西分宜种源试验林,选择一片完整的鹅掌楸(Liriodendron chinense)近成熟人工林(1981年栽植),抽取33棵样本株,分年轮测定了木材基本密度和纤维长度.鹅掌楸木材基本密度...
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