نتایج جستجو برای: rhizobium

تعداد نتایج: 5211  

Journal: :International journal of systematic and evolutionary microbiology 2005
Soon-Wo Kwon Jin-Young Park Jong-Shik Kim Jun-Won Kang Yang-Hee Cho Chun-Keun Lim Matthew A Parker Gil-Bok Lee

A total of 128 strains was isolated from more than 23 legume hosts in Korea. Phylogenetic relationships between these Korean isolates and reference strains of the genera Bradyrhizobium, Mesorhizobium, Rhizobium and Sinorhizobium were analysed using their 16S rRNA gene and internally transcribed spacer (ITS) region sequences. Among the Bradyrhizobium strains, dendrograms based on both the 16S rR...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم کشاورزی 1390

باقلا یکی از مهمترین بقولات دانه ای جهان است و شناسایی باکتری های همزیست با ریشه این گیاه از اهمیت ویژه ای برخوردار است. کنترل بیماری های خاکزاد از جمله پژمردگی فوزاریومی ریشه دشوار و پر هزینه است. بیماری پوسیدگی فوزاریومی ریشه باقلا ناشی از قارچ fusarium solani یکی از بیماری های مهم این گیاه محسوب می شود. شناسایی باکتری های گره زا ریشه باقلا و بررسی اثر آنتاگونیستی آن ها علیه قارچ f. solani از...

Journal: :تولید گیاهان زراعی 0
محبوبه خسروجردی دانشجوی سابق کارشناسی ارشد خاک شناسی دانشگاه صنعتی شاهرود شاهین شاهسونی استادیار دانشکده کشاورزی دانشگاه صنعتی شاهرود منوچهر قلی پور دانشیار دانشکده کشاورزی دانشگاه صنعتی شاهرود حمیدرضا اصغری استادیار دانشکده کشاورزی دانشگاه صنعتی شاهرود

the study was designed to evaluate the impact of rhizobium bacteria and mycorrhizal fungi and iron sulfate was performed on chickpea plants. treatments rhizobium bacteria (inoculated and non-inoculated), mycorrhizal fungi (glomus mosseae, glomus intraradices and non-inoculated) and various amounts of iron sulfate fertilizer (0, 40 and 80 kg per hectare) with a factorial experiment in a randomiz...

Journal: :Plant physiology 1979
T Ozawa M Yamaguchi

Soybean cells in suspension culture were inhibited in their growth by mixed culture with Rhizobium japonicum 5033. Rhizobium cells had the ability to adsorb on the surface of soybean cells. Cell envelope prepared from Rhizobium by sonic oscillation inhibited the growth of soybean cells. The growth-inhibiting activity of the cell envelope was depressed by beta-glucosidase, KIO(4), urea, sodium c...

Journal: :علوم گیاهان زراعی ایران 0
حمید عباس دخت دانشیار، گروه زراعت و اصلاح نباتات دانشکدة کشاورزی دانشگاه صنعتی شاهرود سلمان سلمان زاده دانشجوی سابق کارشناسی ارشد، گروه زراعت و اصلاح نباتات دانشکدة کشاورزی دانشگاه صنعتی شاهرود احمد غلامی دانشیار، گروه زراعت و اصلاح نباتات دانشکدة کشاورزی دانشگاه صنعتی شاهرود

in order to study of the effects of hydro-osmo priming, bio-priming (biological fertilizer (barvar-2) and inoculation with rhizobium japonicum bacteria) on growth & yield of dpx cultivar of soybean (glycine max l.), an experiment was carried out as factorial based on a randomized complete block design (rcbd) with 4 replications in agriculture research station of shahrood university of technolog...

2017
Anteneh Argaw Daniel Muleta

Background: Effectiveness of Rhizobium inoculation is determined by common bean genotypes. Environmental factors also affect common bean genotypes-Rhizobium-symbiosis. The effect of common bean genotypes-Rhizobium strains-environment interaction on nodulation and common bean production is not well studied. Three genotypes (Dursitu, Gofta, and Kufanzik) and eight selected isolates of common bean...

2016
Esther Waithira Kamau George M. Kariuki John Maingi

Trichoderma asperellum has been fronted as a biocontrol agent of root-knot nematodes on tomato and French beans in Kenya. Research on the effect of T. asperellum on growth of Rhizobium species is lacking yet the two interact within the rhizosphere particularly when T. asperellum is applied as a biocontrol agent. Legume roots and Rhizobium species have symbiotic relationship resulting in biologi...

Journal: :International journal of systematic bacteriology 1997
N Amarger V Macheret G Laguerre

Thirty-one strains of two new genomic species (genomic species 1 and 2) of rhizobia isolated from root nodules of Phaseolus vulgaris and originating from various locations in France were compared with reference strains of rhizobia by performing a numerical analysis of 64 phenotypic features. Each genomic species formed a distinct phenon and was separated from the other rhizobial species. A comp...

2013
Akhand P. Singh J. B. Singh

A total o f 28 strains o f several species o f Rhizobium were screened for the presence and regulation of the enzyme alkaline phosphatase. In contrast to all other species o f Rhizobium, the activity of this enzyme was absent in R. trifolii. D ifferent levels o f alkaline phosphatase were observed in various species o f Rhizobium. Both, species as well as strain specific differences were found ...

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