نتایج جستجو برای: ecology and environmental sciences

تعداد نتایج: 16884581  

2017
Emily Oliveira Hagen Oskar Hagen Juan D. Ibáñez-Álamo Owen L. Petchey Karl L. Evans

1 Plant-Soil Interactions, Agroscope, Institute for Sustainability Sciences, Zürich, Switzerland, 2 Department of Environmental System Sciences, Institute of Agricultural Sciences, ETH Zurich, Zürich, Switzerland, 3 Swiss Federal Institute for Forest, Snow and Landscape Research (WSL), Birmensdorf, Switzerland, 4 Landscape Ecology Group, Department of Environmental System Sciences, Institute of...

2017
Carla Marie Ahlschwede

Follow this and additional works at: http://digitalcommons.unl.edu/envstudtheses Part of the Biochemistry Commons, Environmental Chemistry Commons, Environmental Indicators and Impact Assessment Commons, Environmental Monitoring Commons, Other Animal Sciences Commons, Other Ecology and Evolutionary Biology Commons, Other Environmental Sciences Commons, Terrestrial and Aquatic Ecology Commons, a...

2012
CORNELIS A. M. WAGEMAKER CRAIG D. H. SHERMAN MARCEL KLAASSEN JORDI FIGUEROLA

CASPER H. A. VAN LEEUWEN* , †, , NAOMI HUIG*, GERARD VAN DER VELDE †, § , THEO A. VAN ALEN , CORNELIS A. M. WAGEMAKER** , CRAIG D. H. SHERMAN , MARCEL KLAASSEN ††, ‡‡, § § AND JORDI FIGUEROLA Aquatic Ecology, Netherlands Institute of Ecology, Royal Netherlands Academy of Arts and Sciences (NIOO-KNAW), Wageningen, The Netherlands Radboud University Nijmegen, Institute for Water and Wetland Resea...

2014
Andrew S. MacDougall Joseph R. Bennett Jennifer Firn Eric W. Seabloom Elizabeth T. Borer Eric M. Lind John L. Orrock W. Stanley Harpole Yann Hautier Peter B. Adler Elsa Cleland Suzanne M. Prober Jonathan D. Bakker Philip A. Fay Virginia L. Jin Amy Kendig Kimberly J. La Pierre Joslin Moore John Morgan Carly J. Stevens

Department of Integrative Biology, University of Guelph, Guelph, ON, Canada N1G 2W1, Environmental Decisions Group, University of Queensland, Brisbane, 4072, Australia, Queensland University of Technology, School of Earth, Environmental and Biological Sciences, Brisbane Qld, 4001 Australia, Department of Ecology, Evolution, and Behavior, University of Minnesota, 1987 Upper Buford Circle, St Pau...

2017
María Natalia Uma Xiangcheng Mi Min Cao Brian J. Enquist Zhanqing Hao Robert Howe Yoshiko Iida Daniel Johnson Luxiang Lin Xiaojuan Liu Keping Ma I-Fang Sun Jill Thompson Maria Uriarte Xugao Wang Amy Wolf Jie Yang Nathan G. Swenson

Department of Biology, University of Maryland, College Park, Maryland 20742 State Key Laboratory of Vegetation and Environmental Change, Institute of Botany, Chinese Academy of Sciences, 20 Nanxincun, Xiangshan, Beijing 100093, China Key Laboratory of Tropical Forest Ecology, Xishuangbanna Tropical Botanical Garden, Chinese Academy of Sciences, Kunming 650223, China Department of Ecology and Ev...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زبانهای خارجی 1393

the purpose of this study was to examine the english language needs of medical students at tehran university of medical sciences . analysis of the needs took place for three groups: 320 undergraduate students, 30 postgraduate students and 20 university instructors. a triangulation approach to collect data was used in which a combination of the quantitative (using the questionnaires) and qualita...

2002
Patrick A. Jansen Martijn Bartholomeus Frans Bongers Jelmer A. Elzinga Jan den Ouden Sipke E. Van Wieren

Patrick A. Jansen,1 Martijn Bartholomeus,2 Frans Bongers,1 Jelmer A. Elzinga,2,* Jan den Ouden1 and Sipke E. Van Wieren2 1Silviculture and Forest Ecology Group, Department of Environmental Sciences, Wageningen University, PO Box 342, NL-6700 AH Wageningen, The Netherlands; 2Tropical Nature Conservation and Vertebrate Ecology Group, Department of Environmental Sciences, Wageningen University, Bo...

2018
Roberta Fulthorpe J. Scott MacIvor Pu Jia Simone-Louise E. Yasui

Department of Biological Sciences, University of Toronto Scarborough, Toronto, ON, Canada, Department of Physical and Environmental Sciences, University of Toronto Scarborough, Toronto, ON, Canada, Department of Ecology and Evolutionary Biology, University of Toronto, Toronto, ON, Canada, 4 State Key Laboratory of Biocontrol, College of Ecology and Evolution, Sun Yat-sen University, Guangzhou, ...

Journal: :Environmental science & technology 2012
Yunhua Chang Xuejun Liu Peter Christie

Yunhua Chang,†,§,∥ Xuejun Liu,*,‡ and Peter Christie‡,⊥ †State Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi 830011, China ‡College of Resources and Environmental Sciences, China Agricultural University, Beijing 100193, China Graduate University of the Chinese Academy of Sciences, Beijing 100049, China College of Geo...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مدیریت 1391

one of the most important factors in study of project’s , is the study of environmental opportunities factors the permanent study of environmental opportunity factors . the study of permanent environmental changing and knowing golden threats’ cooperate with possible threats and at the result in structure forming and future skeleton of organization has a vital effects . the petrochemical industr...

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