نتایج جستجو برای: biological dry weight

تعداد نتایج: 870095  

Journal: :پژوهش های زراعی ایران 0
علیرضا کوچکی ویدا مختاری سرور خرم دل شهربانو طاهرآبادی

in order to study the effects of irrigation levels on growth criteria, yield components and seed yield of four ecotypes of sesame (sesamum indicum l.), a field experiment was conducted as factorial based on a randomized complete block design with three replications at the agricultural research station, ferdowsi university of mashhad, during growing season 2010-2011. three irrigation levels (200...

ژورنال: سلامت و محیط زیست 2014
احمدی اسبچین, سلمان, سلطانی, ندا, صفری, معین,

Background and Objective: Petroleum hydrocarbons are a bunch of pollutants hazardous to the environment. Nowadays, biodegradation of petroleum contaminants is considered as one of the most efficient and most cost effective methods of removing oil contamination from the environment. The main objective of this study is to investigate the potential of cyanobacterium Schizothrix vaginata ISC108 in ...

Journal: :بوم شناسی کشاورزی 0
سیما قلمباز امیر آینه بند عبدالامیر معزی

in order to evaluation of relation between weed dynamic and utilization of nitrogen in weed as influence of integrated fertilizer management in different weed densities, a field experiment was carried out in experimental farm of agricultural faculty of shahid chamran university of ahvaz at 2011-2012 growing season. experimental design was based on a split-plot with three replications .main plot...

برزوئی, اعظم , خزاعی, حمید رضا , موسوی شلمانی, میراحمد , کافی, محمد ,

In order to assess the effect of salinity on root traits and yield of two wheat cultivars, an experiment was conducted in Agricultural, Medical and Industrial Research School, Nuclear Science and Technology Research Institute, Karaj, Iran, using factorial experiment based on complete randomized design with 3 replications. The first factor included sensitive wheat cv. (Tajan) and tolerant cv. (B...

Journal: :علوم گیاهان زراعی ایران 0
احمدرضا دادرس دانشجوی دکتری اصلاح نباتات دانشکدۀ کشاورزی، دانشگاه گیلان، ایران حسین صبوری استادیار، دانشکده کشاورزی و منابع طبیعی، دانشگاه گنبدکاووس، ایران عاطفه صبوری استادیار دانشکدۀ کشاورزی، دانشگاه گیلان، ایران

identification of quantitative trait loci is one of the important issues in breeding program especially under stress condition. plant material in the present study was a natural population including 72 tobacco genotypes. in order to apply osmotic stress, mannitol with 0.33 molar concentrations was used. the genotyping of individual were performed using 21 out of 35 primer combinations of aflp m...

درویش زاده, رضا, ضیائی فرد, رقیه,

This study was carried out in order to examine the contrastive relationship between seed yield and agro-morphological traits in confectionery sunflowers at molecular and phonotypical level via association mapping and sequential path model. In this study, 50 confectionery sunflower populations gathered from different regions of country were studied in completely randomized design with ten replic...

رفیعی دمنه, معصومه, شبانی, لیلا,

Fungus-plant associations are of the most important mutually beneficial relationships in the ecosystem which positive effects on growth, physiology and ecology of different plants have been already demonstrated. Biological methods such as employing symbiotic (arbuscular mycorrhizal) fungi to roots of plants are considered as potential effective ways of reducing the stressful effects of soil con...

Journal: :Journal of animal science 1983
T G Jenkins C L Ferrell

Four breed types with 12 cows/breed-type (Hereford x Angus, AHx; Charolais and Angus and Charolais x Hereford, Cx; Jersey x Angus, Jersey x Hereford, Jx and Simmental x Angus, Simmental x Hereford, Sx) were used to estimate nutrient requirements for zero daily weight change. Four nonpregnant, nonlactating cows of each breed type were assigned to one of three feeding levels [90 kcal metabolizabl...

2009
F. Rezaie

According to the importance and diversity of Chenopodium album, Cynodon dactylon and Amaranthus retroflexus in safflower fields and significant role of safflower (Carthamus tinctorius L.) as an oil seed, an experiment was conducted using CRD based factorial design with three replications to study the allelopathic effects of root and shoot extracts of these weeds on germination and early growth ...

Journal: :Applied and environmental microbiology 2008
Klaus Michalke Annette Schmidt Britta Huber Jörg Meyer Margareta Sulkowski Alfred V Hirner Jens Boertz Frank Mosel Philip Dammann Gero Hilken Hans J Hedrich Martina Dorsch Albert W Rettenmeier Reinhard Hensel

The present study shows that feces samples of 14 human volunteers and isolated gut segments of mice (small intestine, cecum, and large intestine) are able to transform metals and metalloids into volatile derivatives ex situ during anaerobic incubation at 37 degrees C and neutral pH. Human feces and the gut of mice exhibit highly productive mechanisms for the formation of the toxic volatile deri...

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