نتایج جستجو برای: macrophomina phaseolina

تعداد نتایج: 680  

ژورنال: :فصلنامه تحقیقات بیماریهای گیاهی 2013
یلدا واصبی ناصر صفایی

یازده جدایه بیمارگر قارچ macrophomina phaseolina از میزبانان مختلف شامل سویا، آفتابگردان، طالبی، خربزه و گندم از استان­های مختلف کشور جداسازی گردیده و از نظر واکنش به کلرات پتاسیم بر روی محیط غذایی مورد آزمایش قرار گرفتند. بدین منظور جدایه­ها در محیط غذایی کمینه حاوی 120 میلی مولار کلرات پتاسیم کشت شدند. نتایج به­دست آمده نشان داد که جدایه­های مورد بررسی از نظر واکنش به کلرات در دو گروه قرار گر...

Journal: :حفاظت گیاهان 0
عراقی عراقی رهنما رهنما مومنی مومنی

abstract temperature is one of the most important environmental factors affecting on physiological characteristics of fungi. in order to wide host range of macrophomina phaseolina (tassi) goildanich, verticillium dahliae kleb. and sclerotinia sclerotiorum (lib.) de bary, become aware from growth rate and productivity of resistant and survival form of these phyto-pathogens in different temperatu...

2011
Kar Men Mah Bin Shuai

Macrophomina phaseolina is a soil-borne fungal pathogen that causes the charcoal rot disease in many plant species. This disease causes many problems to the soy industry as no consistently effective control has been found. Using Medicago as a model, we study the molecular interactions between the pathogen and its plant host. A microarray chip was used to measure the changes in the expression le...

Journal: :دانش گیاه پزشکی ایران 0
سمانه گلپایگانی دانشجوی سابق کارشناسی ارشد دانشکده کشاورزی دانشگاه بوعلی سینا، همدان دوستمراد ظفری دانشیار دانشکده کشاورزی دانشگاه بوعلی سینا، همدان غلام خداکرمیان دانشیار دانشکده کشاورزی دانشگاه بوعلی سینا، همدان

some types of faba bean suspected of root pathogens in lorestan provincec, iran were sampled during years 2007 to 2008. after some pathogenicity tests, 121 samples which suffered from root fungus disease and from chromista were totally isolated. the abundance of fungi, fusarium solani, which caused the faba bean root rot was more than that of the other separated types and as well as the farming...

2014
Manjeet Arora

Charcoal rot of sorghum caused by the fungus Macrophomina phaseolina is a root & stalk rot disease of great destructive potential in most sorghum glowing regions. Improved, high yielding cultivars under great management tends to be very susceptible to the disease. M.phaseolina is a common soil borne, non aggressive and plurevourous pathogen that attacks plants. Whose vigor has been reduced by u...

2010
J. Ma

Macrophomina phaseolina (Tassi) Goid., a pycnidia-producing fungus, is one of the most important soilborne pathogens, infecting over 500 plant species in more than 100 plant families around the world (1,18). It causes a major disease of soybean (Glycine max (L.) Merr.) called charcoal rot (18). Symptoms on soybean include blight of emerging seedlings, wilting, early maturation, and incomplete p...

2014
Yiwen Xiang Theresa Herman Glen L. Hartman

Liquid and semi-solid culture media are used to maintain and proliferate bacteria, fungi, and Oomycetes for research in microbiology and plant pathology. In this study, a comparison was made between soybean milk medium, also referred to as soymilk, and media traditionally used for culturing soybean pathogens to determine if soymilk medium was an effective medium for growth of Colletotrichum tru...

2012
SUPRIYA SARKAR S. GIRISHAM S. M. REDDY

Efficacy of aqueous extracts of different plant parts and biocontrol agents was tested against the growth of three post-harvest fungal pathogens of banana (Macrophomina phaseolina R-4242, Fusarium oxysporum sp. QJC1403 and Nigrospora oryzae NRRL 54030).The plant extracts when applied as preand post-inoculation treatments were effective in controlling the growth of the three pathogenic fungi. Ex...

2017
Urja Pandya Sunita Prakash Kishor Shende Umesh Dhuldhaj Meenu Saraf

A potential antagonist, designated strain Bacillus subtilis MBCU5 was previously isolated from vermicompost-amended soils of Gandhinagar, Gujarat, India. Crude allelochemicals from strain MBCU5 displayed strong antifungal activity against Macrophomina phaseolina as well as Rhizoctonia solani. These crude allelochemicals were tentatively identified as iturin, fengycin and surfactin through TLC a...

سارا حیدری عباس شرزه ای فریبا رئوفی

به منظور تعیین عوامل پوسیدگی طوقه و ریشه گوجه فرنگی در شهرستان مرودشت طی دو فصل زراعی 89-88 از مزارع گوجه فرنگی مناطق حومه شهر مرودشت نمونه برداری به عمل آمد. قطعاتی از بین بافت های سالم و پوسیده ریشه وطوقه بعد از ضد عفونی سطحی، روی محیط های غذایی اسیدی و غیر اسیدی عصاره سیب زمینی آگار کشت گردید. از کشت نمونه ها 80 جدایه متعلق به 17 گونه جدا گردید. بر اساس آزمون های بیماری زایی، گونه های ،  Pyt...

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