نتایج جستجو برای: limited potential yield in zanjan province was assessed as 727 kg ha

تعداد نتایج: 17769264  

Journal: :نشریه علمی - پژوهشی هیدرولوژی کاربردی 0
fatemeh karandish zabol university

fresh water scarcity has become a global problem which needs a serious attempt to find proper solutions for decreasing the pressure on the limited water resources. the exact estimation of crop virtual water would help with choosing crops with high crop and water productivity which lead to both food and water security. thus, in this research, maize virtual water was estimated using hydrus2d base...

ژورنال: علوم آب و خاک 2001
کریمیان, نجف ‌علی, رونقی, عبدالمجید , نوشاد, حمید ,

Nitrogen fertilizer application for corn (Zea mays L.) based on available N of soil can decrease the need to N fertilizer and, consequently, reduce the risk of environmental pollution, especially that of groundwater and drinking water. The objectives of this study were i) determining soil N03-N critical level at 4 to 6 leaf stage, ii) to study soil nitrate distribution, iii) determining N rat...

A 3- years (2015, 2016 and 2017) field study was carried out at National Wheat Research Program, Bhirahawa, Rupandehi, Nepal to evaluate the influence of crop residues and nitrogen levels on rice. The experiment was conducted in split plot design with three replications. Main plots were two crop residue levels (with crop residues of 30 cm wheat stubble and without crop residues) and sub plots c...

Journal: :پژوهش های زراعی ایران 0
احمد نادری منوچهر دستفال شیرعلی کوهکن حسین فرزادی

in countries such as iran which will be faced water deficit as the main challenge in the future and the food production is going to be dependent to water recourses, wheat water-deficit tolerant and adapted genotypes release is one of the most important strategies under such a condition. in order to study the adaptation and terminal water deficit stress tolerance, fifteen bread wheat lines and c...

Ashenafi Nigussie Aynalem Gebere Belistie Lule Melkamu Hordofa Sigaye

Vernonia galamensis Cass is a huge potential industrial crop with very high content of vernolic acid in the seed oil. The experiment was carried out to determine the effect of inter- and intra- row spacing on the yield and yield related traits of Vernonia galamensis Cas.The experiment was conducted for two years during 2014-2015 on experimental field of Wondo Genet Agricultural research center,...

Journal: :پژوهش های زراعی ایران 0
علیرضا کوچکی مژگان ثابت تیموری

in order to investigate the effects of fertilizer types and irrigation regimes on quantitative criteria of three medicinal plants: lavander, rosemary and hyssop, an experiment was conducted at research field of faculty of agriculture, ferdowsi university of mashhad, during two growing years of 2007-2010. a split-split plot design with three replications was used. treatments were three irrigatio...

Journal: :به زراعی نهال و بذر 0
محتشم محمدی m. mohammadi مهدی کلاته عربی m. kalateharabi طهماسب حسین پور t. hosseinpour مقصود حسن پور حسنی hassanpour hosni بهروز واعظی b. vaezi

karim as a new line (hamam-4: t.aest/sprw's'//ca8055/3/bacanora86 icw92-0477-1ap-1ap-4ap-1ap-0ap) was evaluated at gachsaran agricultural research station in 2004-2005. it was selected for its high grain yield (3975 kg ha-1) and included in advance yield trial in gachsaran, khoramabad, gonbad, moghan and ilam field stations in next growing season. average yield of this line and check ...

Journal: :پژوهش های کاربردی زراعی (زراعت سابق) 0
جلال زکیئی کارشناس ارشد مکانیزاسیون دانشگاه کشاورزی و منایع طبیعی رامین محمدامین آسودار دانشیار، گروه ماشین های کشاورزی، دانشگاه کشاورزی و منابع طبیعی رامین- اهواز مرتضی الماسی استاد، گروه ماشین های کشاورزی، دانشکده کشاورزی دانشگاه چمران اهواز

the erosion in dryland caused decrease in yield and soil quality, especially in slope land with conventional tillage. to investigate effect of tillage and planting methods in slope land on erosion and yield of dryland wheat, an experiment was conducted in 2007 at kermanshah province. the statistical design for this research was strip split plots in rcb (randomized complete blocks) with three re...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده پزشکی 1390

nitric oxide (no) is a small molecule synthesized by most of mammalian cells with diverse biological activities including vasodilatation, host defense and wound healing. impaired wound healing is a common occurrence among diabetics and patients receiving glucocorticoid therapy. on the other hand the application of laser in biomedical area have been increased. thus, the current studies were desi...

Journal: :آب و خاک 0

abstract this study was conducted to determine the impacts of plastic mulch, drip irrigation method and different amount of water and their interactions on yield, water use efficiency (wue) and quality characteristic of tomato (mobile cultivar). the study was conducted in torogh agricultural research station, razavi khorasan province. the study was done during 2007-2008. experimental design was...

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