نتایج جستجو برای: forest and ranch coverage

تعداد نتایج: 16857886  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده ادبیات و علوم انسانی 1390

the present study was concerned with exploring the frequency and linguistic focus of corrective feedback types given by novice and experienced female teachers working with young learners and compared it with those of elementary classes for adults. moreover, it aimed at measuring learners’ acknowledgement of teachers’ corrective feedback in the form of uptake in relation to linguistic coverage o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1392

abstract the present study deals with a comparison between reactive and pre-emptive focus-on-form in terms of application and efficiency. it was conducted in an intermediate english class in shahroud. 15 male learners participated in this research and their age ranged from 18 to 25. a course book, new interchange 3, and a complementary book were used. every session the learners gave lectures o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده اقتصاد 1391

reinsurance is widely recognized as an important instrument in the capital management of an insurance company as well as its risk management tool. this thesis is intended to determine premium rates for different types of reinsurance policies. also, given the fact that the reinsurance coverage of every company depends upon its reserves, so different types of reserves and the method of their calc...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده علوم اجتماعی 1393

the present study is paid to the evaluation of the welfare program of the unemployment insurance in iran. the main purpose which was the main reason for performing this thesis, was the unemployment insurance plan’s challenges in iran such as financial problems of this plan, prolongation of the credit receipt for some insured people, unemployment slow exiting from the unemployment insurance fund...

2015
Y. Kim P. R. Moorcroft I. Aleinov M. J. Puma N. Y. Kiang

The Ent Terrestrial Biosphere Model (Ent TBM) is a mixed-canopy dynamic global vegetation model developed specifically for coupling with land surface hydrology and general circulation models (GCMs). This study describes the leaf phenology submodel implemented in the Ent TBM version 1.0.1.0.0 coupled to the carbon allocation scheme of the Ecosystem Demography (ED) model. The phenology submodel a...

Journal: :Preventing Chronic Disease 2007
Dwayne W Jarman Timothy S Naimi Stephen P Pickard Walter W Randolph Daley Anindya K De

INTRODUCTION Binge drinking is a leading cause of preventable death and results in employee absenteeism and lost productivity. Knowledge about the prevalence of binge drinking among employees of different occupations is limited. METHODS We assessed the prevalence of binge drinking (i.e., consuming five or more drinks per occasion during the previous 30 days) by primary occupation using data f...

Journal: :مرتع و آبخیزداری 0
حسن میلادفر دانش آموخته کارشناسی ارشد مرتعداری، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، ایران حسین بارانی استادیار دانشگاه علوم کشاورزی و منابع طبیعی گرگان، ایران رامتین جولایی استادیار دانشگاه علوم کشاورزی و منابع طبیعی گرگان، ایران پرویز ریاضی فر کارشناس ارشد و معاون فنی اداره کل منابع طبیعی استان آذربایجان غربی، ایران

the establishment of rational balance between number of users and productivity capacity of rangelands and suitable number of the folk in the ranch units is one of the necessities of the sustainable management of rangelands. also growth and efficiency of the productive factor would lead to the economical benefit maximum .this study was done in order to evaluate the optimal ranch size basis on th...

Journal: :Environmental science and pollution research international 2004
Alvin L Young John P Giesy Paul Jones Michael Newton John F Guilmartin Paul F Cecil

1 Institute for Science and Public Policy, The University of Oklahoma, Norman, Oklahoma, USA 2 Department of Zoology, National Food Safety and Toxicology Center and Center for Integrative Toxicology, Michigan State University, East Lansing, Michigan, USA 3 Department of Forest Science, Oregon State University, Corvallis, Oregon, USA 4 Department of History, The Ohio State University, Columbus, ...

2017
Gaël Darren Maganga Jacques-François Mavoungou Nadine N’dilimabaka Ivan Cyr Moussadji Kinga Bertrand Mvé-Ondo Illich Manfred Mombo Barthélémy Ngoubangoye Brieuc Cossic Clency Sylde Mikala Okouyi Alain Souza Eric Maurice Leroy Brice Kumulungui Benjamin Ollomo

The aim of this study was to provide information on trypanosome species infecting trypanotolerant cattle from southern Gabon. The study was conducted on 224 trypanotolerant cattle from three regions located in southern Gabon, using ITS1 primer-based PCR. Seventy-two (32%) N'dama cattle were found polymerase chain reaction (PCR) positive with trypanosomes. The overall prevalence of trypanosomosi...

Journal: :محیط شناسی 0
محمد جواد امیری دانشجوی دکترای جنگلداری دانشگاه تربیت مدرس نور سید غلامعلی جلالی دانشیار گروه جنگلداری دانشکدة منابع طبیعی دانشگاه تربیت مدرس نور عبدالرسول سلمان ماهینی استادیار دانشکدة محیط زیست دانشگاه علوم کشاورزی و منابع طبیعی گرگان سید محسن حسینی دانشیار گروه جنگلداری دانشکدة منابع طبیعی دانشگاه تربیت مدرس نور فرود آذری دهکردی استادیار گروه برنامه ریزی و مدیریت دانشکدة محیط زیست دانشگاه تهران

forest ecosystems that have spent a long time to mature, offer important goods and services to humanity. hence, utilization and exploitation of these resources should be based on careful assessment of their ecological value and potential. ecological land evaluation is an approach based on land quality, vulnerability and potential assessment for different acceptable uses drawing upon related mod...

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