نتایج جستجو برای: plant growth

تعداد نتایج: 1146692  

Journal: :Proceedings of the National Academy of Sciences 1925

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1391

in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1369

در حال حاضر بخش کمی از خشکی زمین بصورت زمینهای زراعی مورد استفاده قرا میگیرد که یکی از عوامل عمده این امر مساله شوری است . در کشور ما نیز این موضوع حائز اهمیت است زیرا قسمت اعظم خاک کشور ما دچار شوری است و دامنه ا شوری در حال توسعه است . در اراضی شور مضرترین یون موجود در محیط ریشه گیاهان غالبا" یون سدیم است ، از طرفی امکان اینکه بتوان در آینده نزدیک با استفاده از طرق تکنولوژیک با مساله شوری مقا...

Journal: :journal of agricultural science and technology 2011
m. ahemad m. saghir khan

the present study was conducted to determine the plant growth-promoting activities of bradyrhizobium sp. (vigna) strain mrm6 grown in the presence and absence of the selected herbicides, quizalafop-p-ethyl and clodinafop. the herbicide tolerant bradyrhizobium sp. (vigna) strain mrm6 was further tested for bioremediation and plant growth promoting potential using greengram as a test crop, grown ...

Journal: :international journal of advanced biological and biomedical research 2015
aynalem gebre bizuayehu tesfaye beemnet mengesha kassahun

objective: taro (colocasia esculenta l. schott) is a perennial root crop that belongs to araceace family.  it is widely cultivated as a staple food in africa, asia and pacific islands. despite its importance, there is limited information on many aspects of the crop. in order to obtain data that can support improved and sustainable taro production, a field trial was conducted to study the effect...

Journal: :تحقیقات کاربردی اکوفیزیولوژی گیاهی 0
سیده حدیثه بهاری ساروی همت الله پیردشتی یاسر یعقوبیان

in order to investigate the effect of plant growth promoting rhizobacteria (pgpr) along with zinc (zn) and manganese (mn), foliar spraying on the morphological parameters of basil (ocimum basilicum l.) an experiment was conducted in factorial based on a randomized complete block design with three replications in 2011. treatments were the pgpr inoculation with azotobacter and azospirillum (azb+a...

Journal: :journal of agricultural science and technology 2015
m. sohrabi h. mohammadi a. h. mohammadi

in the present study, the effect of two species of amf, glomus mosseae and glomus intraradices, alone and in combination, was evaluated on the growth criteria, chlorophyll content, and root rot disease caused by fusarium solani f. sp. pisi, on chickpea (cicer arietinum l.) under greenhouse conditions. chickpea seeds were sown into pots containing 100 g of amf inoculum (more than 1,000 propagule...

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