نتایج جستجو برای: biological and environment sciences iccebs2011 bangkok

تعداد نتایج: 16914546  

2011
P. Straková R. M. Niemi R. Laiho

P. Straková, R. M. Niemi, C. Freeman, K. Peltoniemi, H. Toberman, I. Heiskanen, H. Fritze, and R. Laiho Peatland Ecology Group, Department of Forest Sciences, University of Helsinki, P.O. Box 27, 00014 University of Helsinki, Finland Finnish Forest Research Institute, Vantaa Research Unit, P.O. Box 18, 01301 Vantaa, Finland Finnish Environment Institute, P.O. Box 140, 00251 Helsinki, Finland Wo...

2011
Carolyn F. Weber Donald R. Zak Bruce A. Hungate Robert B. Jackson Rytas Vilgalys R. David Evans Christopher W. Schadt J. Patrick Megonigal

Carolyn F. Weber,1 Donald R. Zak,2,3 Bruce A. Hungate,4,5 Robert B. Jackson,6,7 Rytas Vilgalys,6 R. David Evans,8 Christopher W. Schadt,9 J. Patrick Megonigal10 and Cheryl R. Kuske1* Bioscience Division, Los Alamos National Laboratory, Los Alamos, NM 87545, USA. School of Natural Resources & Environment and Department of Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, MI 48...

Journal: :JASIST 2011
Zixiu Guo Xiongwen Lu Yuan Li Yifan Li

Motivated by the increasing popularity of computermediated communication (CMC) media in university students’ learning, this study employs a four-stage novel approach for analyzing and developing a structured hierarchy framework for students’ usage of CMC media in learning contexts. First, media characteristics and the Uses and Gratifications (U&G) approach were adopted to understand student-spe...

H. Wang, R. Peng, S. Tan,

With the development of science and technology, microwave has been used in many fields such as industry, military, medicine and communication. People are living in a lapped and dynamic electromagnetic environment. Concerns about potential hazards of microwave are getting increasing attentions. The single biological effects of microwave were widely discussed which was considered harmful. Relevan...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان - دانشکده مرتع و آبخیزداری و شیلات و محیط زیست 1391

مراتع حدود نیمی از خشکی های جهان را در بر دارند و پوشش گیاهی آن در نتیجه تأثیر متقابل محیط و موجودات زنده به وجود آمده است و به عنوان یک اکوسیستم طبیعی مدیریت می شوند. علاوه بر مراتع، راه ها در عصر حاضر نیز از اجزا مهم و زیرساخت های اصلی زندگی نوین و توسعه کشورها به شمار می روند. جاده ها ساخته دست بشر هستند و جوامع گیاهی کنار جاده تحت تأثیر ساخت و ساز قرار دارند. پوشش "رودرال" به مجموعه ای از پ...

2013
Sandra Mariza Monteiro Elsa Oliveira António Fontaínhas-Fernandes Mário Sousa

Epithelium Ultrastructure of Nile Tilapia, Oreochromis niloticus Sandra Mariza Monteiro1,*, Elsa Oliveira2, António Fontaínhas-Fernandes1, and Mário Sousa2,3 1Department of Biology and Environment and Center for Research and Technology for Agro-Environmental and Biological Sciences, University of Trás-os-Montes and Alto Douro, Apartado 1013, Vila Real 5001-801, Portugal 2Lab Cell Biology, Insti...

Journal: :Trends in ecology & evolution 2013
Richard Frankham Barry W Brook Corey J A Bradshaw Lochran W Traill Derek Spielman

1 Department of Biological Sciences, Macquarie University, Sydney, NSW 2109, Australia 2 Environment Institute and School of Earth and Environmental Sciences, University of Adelaide, Adelaide, SA 5005, Australia 3 South Australian Research and Development Institute, PO Box 120, Henley Beach, SA 5022, Australia 4 Imperial College London, Silwood Park, Ascot, Berkshire, SL5 7PY, UK 5 Faculty of V...

2012
Thomas W. Davies Stuart R. Jenkins Rachel Kingham Stephen J. Hawkins Jan G. Hiddink

Thomas W. Davies*, Stuart R. Jenkins, Rachel Kingham, Stephen J. Hawkins and Jan G. Hiddink School of Ocean Sciences, College of Natural Sciences, Bangor University, Menai Bridge LL59 5AB, UK; The Marine Biological Association of the United Kingdom, The Laboratory, Citadel Hill, Plymouth PL1 2PB, Devon, UK; Environment and Sustainability Institute, University of Exeter, Cornwall Campus, Penryn ...

2014
A. Harris

Retrieval of the photochemical reflectance index for assessing xanthophyll cycle activity: a comparison of near-surface optical sensors A. Harris, J. Gamon, G. Z. Pastorello, and C. Wong Geography, School of Environment, Education and Development, University of Manchester, Manchester, M13 9PL, UK Departments of Earth & Atmospheric Sciences and Biological Sciences, University of Alberta, Edmonto...

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