نتایج جستجو برای: t h e p r o d u c t i o n p r o c e s s i s i m p e r f e c t a n d s h o r t a g e i s a l l o w e dg a m e t h e o r y h a s b e c o m e a n e s s e n t i a l t o o l i n t h e a n a l y s i s o f s u p p l y c h a i n s w i t h m u l t i p l e a g e n t s

تعداد نتایج: 15730132  

Journal: :چغندرقند 0
عبدالمحمد دریاشناس مربی پژوهشی مؤسسه تحقیقات خاک و آب

plant analysis is successfully used in monitoring nutritional status, recommending fertilizer rates and types, and maximizing fertilizer efficiency in sugar beet. diagnosis and recommendation integrated system (dris) is a comprehensive approach which does not have limitations of the critical value approach (cva) and sufficiency range approach (sra). over- dose application of fertilizer increase...

Journal: :علوم زیستی ورزشی 0
بهرام عابدی دانشیار، گروه تربیت بدنی، واحد محلات، دانشگاه آزاد اسلامی، محلات، ایران الهام اخوت کارشناس ارشد، واحد محلات، دانشگاه آزاد اسلامی، محلات، ایران

diabetes is a metabolic disorder specified by hyperglycemia following a defect in insulin secretion, insulin resistance or both. the aim of this study was to examine the effect of high-intensity interval training (hiit) on serum adiponectin levels and insulin resistance of women with type 2 diabetes. for this purpose, 35 overweight women with type 2 diabetes (age range 45-60 years, bmi 25-30 kg...

Journal: :journal of medical education 0
m tavakol

abstract purpose:     methods:     results:     conclusion:

Journal: :تولید گیاهان زراعی 0

to evaluate the effect of salinity on some quantitative and qualitative characteristics of spring rapeseed cultivars, an experiment was conducted in the greenhouse conditions at yasoujuniversityas a factorial with three replications. four salinity levels (1.92 (as control), 9.87, 19.6 and 21.94 dsm-1 (nacl and cacl2 with ratio 20 to 1 in hoagland solution)) as a first factor and eight cultivars...

Journal: :تحقیقات اقتصادی 0
حسن سبحانی دانشیار دانشکده اقتصاد دانشگاه تهران حمید عزیز محمدلو دانشجوی دکتری علوم اقتصادی دانشگاه تهران

the main objective of this study is to investigate the production factors productivity in large manufacturing sub-sectors. for this purpose, using statistical data for period 1972-2004, we have tried to study and analyze the trend and level of production factors productivity (partial and total productivity) in each sub-sectors classified according to isic two digits code. the average and margin...

Journal: :مرتع و آبخیزداری 0
محمد جعفری استاد، دانشکده منابع طبیعی، دانشگاه تهران، حسین آذرنیوند استاد، دانشکده منابع طبیعی، دانشگاه تهران احمد صادقی پور استادیار، دانشکده کویرشناسی، دانشگاه سمنان نادیا کمالی پور دکتری مرتعداری، دانشکده منابع طبیعی، دانشگاه تهران احمد حیدری دانشیار، دانشکده مهندسی و فناوری کشاورزی، دانشگاه تهران حسن مداح عارفی دانشیار، مؤسسه تحقیقات جنگل ها و مراتع

global warming and climate change have drawn special attention to soil and its potential for stable carbon sequestration. soils are the largest stores of carbon in terrestrial carbon cycle and contain about three times more carbon than vegetation cover and two times more than that of atmosphere. studying the effects of grazing on soil carbon storage is important because of the major role soil o...

Journal: :علوم گیاهان زراعی ایران 0
محمدرضا میرزایی مربی پژوهش مرکز تحقیقات کشاورزی و منابع طبیعی همدان علی قدمی فیروزآبادی مربی پژوهش مرکز تحقیقات کشاورزی و منابع طبیعی همدان محمد عبداللهیان نوقابی دانشیار مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند، کرج

in the present experiment, the effects of nitrogen and phosphor fertilizer application in two methods of furrow and trickle irrigation on the yield and quality of sugar beet seed cultivar 7233 were studied. the experiment was conducted as a split factorial in a completely randomized block design with three replications during 2003 and 2004 in hamedan province. main plots were allocated to irrig...

Journal: :فصلنامه علمی اکوفیزیولوژی گیاهان زراعی 0

to evaluate the anti-transpiration effect on yield and yield components of corn late yield 704 under drought stress experiment split factorial randomized complete block design with three replications in spring 2012 at the research station, kermanshah. and paclobutrazol treatments include salicylic acid, which is taking on two levels. based on the values determined in the following order foliar ...

Journal: :تحقیقات دامپزشکی 0
رضا وکیلی مهدی بهرام

selenium is an essential trace mineral and has a profound impact on immune function, health and productive performance. an experiment was conducted to evaluate the effects of dietary selenium in different levels on performance and humoral immunity in broiler chicks. male broiler chicks (arbor acres, 1-d old, n= 225) were randomly assigned to 3 treatment groups of 5 replicates each including 15 ...

Journal: :اکو هیدرولوژی 0
فاطمه شکریان دانشجوی دکتری مهندسی آبخیزداری، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری کریم سلیمانی استاد، دانشکدة منابع طبیعی، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری قربانعلی نعمت زاده استاد، پژوهشکدة ژنتیک و زیست فناوری طبرستان، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری پوریا بی پروا استادیار، گروه علوم پایه، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری

deficiency of water resources is one of the major challenges at the global scale and also in iran. the existence water resources of oceans and seas such as the caspian sea and persian gulf in the north and southern parts of iran respectively, can be considered as the alternative to dominate the future problem. this study is processed absorption of nacl based-on natural zeolite and perlite. in o...

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