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Stand dynamics of old-growth hemlock forests in central Bhutan are shaped by natural disturbances: 《Forest Ecosystems》2024年第4期434-447,共14页Karma Tenzin Craig R.Nitschke Kathryn J.Allen Raphael Trouve Thiet V.Nguyen Patrick J.Baker; support by Melbourne International Research Scholarship (MIRS)。; Understanding how past disturbances have influenced the development of forests is critical for deciphering their current structure and composition and forecasting future changes.In this study,dendrochronological metho...; 关键词：Forest structure Hemlock forest HIMALAYA Natural disturbance

Exceptionally well-preserved seed cones of a new fossil species of hemlock,Tsuga weichangensis sp.nov.(Pinaceae),from the Lower Miocene of Hebei Province,North China: 《Journal of Systematics and Evolution》2024年第1期164-180,共17页Ya Li Carole T.Gee Zhen-Zhen Tan Yan-Bin Zhu Tie-Mei Yi Cheng-Sen Li; supported by the National Natural Science Foundation of China(No.42072015);the Strategic Priority Research Program of Chinese Academy of Sciences(No.XDB26000000);the State Key Laboratory of Palaeobiology and Stratigraphy(Nanjing Institute of Geology and Palaeontology,CAS)(No.20172106).; Tsuga(hemlock)is a small genus of 10 extant species in the Pinaceae,with a disjunct distribution in East Asia and eastern and western North America.Reliable species-level identification of Tsuga fossils depends on the...; 关键词：Hannuoba Formation micro-CT Nothotsuga phylogenetic analysis

Bending and Rolling Shear Properties of Cross-Laminated Timber Fabricated with Canadian Hemlock被引量：1: 《Structural Durability & Health Monitoring》2019年第2期227-246,共20页Gengmu Ruan Haibei Xiong Jiawei Chen; In this paper,bending performance and rolling shear properties of crosslaminated timber(CLT)panels made from Canadian hemlock were investigated by varied approaches.Firstly,three groups of bending tests of three-layer...; 关键词：BENDING PROPERTIES ROLLING shear PROPERTIES failure modes BONDING line

陶氏化学控股道康宁公司和Hemlock公司所有权: 《中国洗涤用品工业》2016年第7期76-76,共1页; 美国多晶硅生产商Hemlock Semiconductor日前由陶氏化学（Dow Chemical）持有多教股权，陶氏化学已经获得道康宁（Dow Corning）100％所有权、Hemlock40％所有权，作为此前宣布的战略调整的一部分。; 关键词：陶氏化学所有权道康宁公司 SEMICONDUCTOR 控股生产商多晶硅

Spatial Distribution of Hemlock Woolly Adelgid Induced Hemlock Mortality in the Southern Appalachians: 《Open Journal of Forestry》2014年第5期492-506,共15页Tuula Kantola Paivi Lyytikainen-Saarenmaa Robert N.Coulson Sheryl Strauch Maria D.Tchakerian Markus Holopainen Hannu Saarenmaa Douglas A.Streett; possible by financial aid from Graduate School in Forest Sciences(GSForest),Finnish Academy project“Centre of Excellence in Laser Scanning Research”(CoE-LaSR,decision number 272195);by the US Forest Service through USDA Forest Service cooperative agreement SRS-12-CA-11330129-077.; Hemlock woolly adelgid (Adelges Tsugae Annand, HWA) outbreaks are posing a major threat to eastern hemlock (Tsuga canadensis L. Carr.) and Carolina hemlock (Tsuga caroliniana Engelm.) forest landscapes in the eastern ...; 关键词：Adelges Tsugae Eastern Hemlock Southern Appalachians Spatial pattern TOPOGRAPHY Tree Mortality TSUGA

Evaluating Southern Appalachian Forest Dynamics without Eastern Hemlock: Consequences of Herbivory by the Hemlock Woolly Adelgid: 《Open Journal of Forestry》2014年第2期91-99,共9页Andrew G. Birt Yu Zeng Maria D. Tchakerian Robert N. Coulson Charles W. Lafon David M. Cairns John Waldron Weimin Xi Szu-Hung Chen Douglas A. Street; Eastern hemlock (Tsuga canadensis Carriére) and the Carolina hemlock (Tsuga caroliniana Engelmann) are ecologically important tree species in eastern North America forests that are currently threatened by the hemlock...; 关键词：HEMLOCK FOREST Dynamics LANDIS II HEMLOCK Woolly Adelgid SOUTHERN APPALACHIAN

Hemlock美国田纳西多晶硅厂明年底投产: 《粘接》2011年第6期33-33,共1页; 多晶硅制造商Hemlock Semiconductor Group 16日表示，该公司位于美国田纳西州Clarksville的厂区行政大楼即将落成，而仓库、维修与其他支援设施在下半年可望完工，生产设施则于2012年到位。这座耗资12亿美元的工厂将作为多晶硅生产之用...; 关键词：多晶硅 SEMICONDUCTOR 投产美国生产设施行政大楼田纳西州制造商

Hemlock半导体公司加大投资太阳能领域: 《中国建设动态（阳光能源）》2009年第1期59-59,共1页; 由道康宁公司、信越Handotai公司和三菱材料公司合资组建的Hemlock半导体公司，最近宣布在美国田纳西州Clarksville新开发生产基地，先期投资12亿美元用于建设多晶硅生产装置。此外，此公司还计划投资10亿美元扩建其在密西根州Hemlock...; 关键词：半导体公司总投资太阳能生产基地道康宁公司 ai公司田纳西州生产装置

Hemlock扩充产能满足多晶硅的需求: 《中国电子商情》2008年第8期75-75,共1页; 道康宁公司的合资企业Hemlock半导体公司新建的多晶硅生产基地已于近日正式投人运营。这将使Hemlock公司的多晶硅产量增加近一倍,从而满足半导体生产商和日益发展的太阳能工业对多晶硅的需求。; 关键词：多晶硅半导体公司产能道康宁公司生产基地合资企业太阳能生产商

道康宁公司合资企业——Hemlock半导体公司扩充产能以充分满足需求: 《化工新型材料》2008年第7期86-87,共2页安可; 道康宁公司的合资企业Hemlock半导体公司新建的多晶硅生产基地已于近日正式投入运营。这将使Hemlock公司的多晶硅产量增加近一倍，从而满足半导体生产商和日益发展的太阳能工业对多晶硅的需求。; 关键词：半导体公司道康宁公司合资企业产能多晶硅生产基地太阳能生产商

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