نتایج جستجو برای: agriculture and natural resources research center
تعداد نتایج: 17063410 فیلتر نتایج به سال:
wofost is a crop growth simulation model which can simulate crop growth and yield components of annual crops dynamically in the various stages of growth period. some parts of the model outputs (crop yield and crop water requirements) can be used in irrigation planning and management of water resources. in this study, a field research was carried out in a randomized complete block design with th...
موقعیت مکانی و اندازه ارتفاع و تاج تمام درختان و درختچه‌های متعلق به پنج گونه ارس، برودار، زبان‌گنجشک، کیکم و زالزالک روییده در کنار یکدیگر در وسعتی برابر 53 هکتار از ذخیره‌گاه جنگلی چهارطاق در زاگرس مرکزی اندازه‌گیری شدند. الگو‌های پراکنش پایه‌های هر گونه توسط چهار شاخص C، هینز، ابرهارت، پیلو و جانسون- زیمر محاسبه شدند. در کنار این شاخص‌ها، تخمین بصری و شاخص رشد آزاد (نسبت اندازه مساحت تاج به ...
Today, entrepreneurship education is needed in universities for progress, production and development. In recent years, the growing unemployment of educated people in the fields of agriculture and natural resources has caused great concern for individuals and society. Therefore, the present study was conducted to investigate the factors affecting entrepreneurship education of agricultural and na...
چکیده هدف اصلی این پژوهش تعیین رابطه استراتژیهای خود رهبری و خلاقیت اعضای هیات علمی دانشگاه علم و صنعت بوده است. در این پژوهش از روش توصیفی از نوع همبستگی استفاده شده است. جامعه آماری پژوهش کلیه اعضای هیات علمی دانشگاه علم و صنعت در سال تحصیلی 88-1387 بود که بالغ بر345 نفربودندو از این تعداد، 119 نفر استاد با استفاده از روش نمونه گیری تصادفی طبقه ای متناسب با حجم انتخاب شد. ابزار جمع آوری داده...
Dr. Abbasali Sanadgol is an associate professor in rangelands and forests research institute, IRAN, He is retired now. He earned his undergraduate and master degrees in natural resources and range management in 1976 and 1992 respectively from natural resources faculty of Tehran University and worked as a natural resources and range management researcher for 29 years at education and research ag...
Dr. Mohammad Hossein Jazirei was born in 1922 in Bandar-e-Anzali and finished high school there.In May 1944, he graduated in agriculture engineering and occupied the position of Lahijan forester in Forestry Department of Ministry of Agriculture in fall. In 1955, he moved to Belgium and was admitted by Agronomy Institute of Belgium; he achieved MS in Water and Forest field in 1957. After doing r...
abstract tasks nowadays are at the center of attention in sla research. task types is one of the critical issues in this regard, their effectiveness and suitability to any particular context, their characteristics and the result they yield are among some of these issues. on the other hand, discourse markers (dms) have been very much investigated and their effectiveness in conveying the meaning...
this study investigated the functions, types and frequencies of code switching in the teachers and students discourse in elt classrooms. to this end, the participants of this study including two groups of teachers and students were selected. the first group of participants were two efl teachers teaching general english courses (at two different levels of proficiency) in an institutional program...
by: a. abarghani, m.sc of research center of agriculture and natural resources, ardabil-iran m. bojarpour, assistant professor, department of animal science, faculty of agriculture, ramin university, ahvaz- iran j. fayazi, assistant professor, department of animal science, faculty of agriculture, ramin university, ahvaz- iran. in order to investigate the effect of barely (ba) replacement with s...
1 The Center for Marine Resource Studies, The School for Field Studies, South Caicos, Turks and Caicos Islands, Department of Environment and Resource Studies, University of Waterloo, Waterloo, ON, Canada, Department of Integrative Biology, Oregon State University, Corvallis, OR, USA, 4 Environmental Defense Fund, Boston, MA, USA, 5 Environmental Sustainability Research Centre, College of Life ...
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