نتایج جستجو برای: کلیدی rhizoctonia solani

تعداد نتایج: 47453  

2017
Ning Li Jing Chen Fangfang Yang Shutong Wei Lingguang Kong Xinhua Ding Zhaohui Chu

Plants are continuously exposed to myriad pathogen stresses. However, the molecular mechanisms by which these stress signals are perceived and transduced are poorly understood. In this study, the maize gene GRMZM2G315431 was identified to be highly inducible by Rhizoctonia solani infection, suggesting that the promoter of GRMZM2G315431 (pGRMZM2G315431) might contain a specific cis-acting elemen...

Journal: :International Journal of Enviornment and Climate Change 2022

The antagonistic potential of seven species native Trichoderma against Rhizoctonia solani f.sp. sasakii were evaluated in dual culture method which includes T. asperellum (KU933476), koningiopsis (KU904460), Hypocrea lixii (KX0113223), harzianum (KU933471), ovalisporum (KU904456), (KU904458), atroviridae (KU933472). Among them showed highest inhibition percentage (78.09%), followed by (70.95%),...

Journal: :Polish journal of microbiology 2014
Saeed Ahmad Asad Naeem Ali Abdul Hameed Sabaz Ali Khan Rafiq Ahmad Muhammad Bilal Muhammad Shahzad Ayesha Tabassum

In this study, the biocontrol abilities of water-soluble and volatile metabolites of three different isolates of Trichoderma (T. asperellum, T. harzianum and Trichoderma spp.) against soil borne plant pathogen Rhizoctonia solani were investigated both in vitro and in vivo. The results showed for the first time that mycelial growth inhibition of the pathogen was 74.4-67.8% with water-soluble met...

2015
Craig J. Sturrock James Woodhall Matthew Brown Catherine Walker Sacha J. Mooney Rumiana V. Ray

Rhizoctonia solani is a plant pathogenic fungus that causes significant establishment and yield losses to several important food crops globally. This is the first application of high resolution X-ray micro Computed Tomography (X-ray μCT) and real-time PCR to study host-pathogen interactions in situ and elucidate the mechanism of Rhizoctonia damping-off disease over a 6-day period caused by R. s...

2017
Wenjin Hu Xinli Pan Hafiz Muhammad Khalid Abbas Fengfeng Li Wubei Dong

Rhizoctonia solani is a causative agent of sheath blight, which results in huge economic losses every year. During its life cycle, the formation of sclerotia helps Rhizoctonia solani withstand a variety of unfavorable factors. Oxidative stress is a key factor that induces sclerotium formation. The differentiated and undifferentiated phenotypes of R. solani AG-1-IA were obtained by controlling a...

2013
Xu-Ping Shentu Wei-Ping Liu Xiao-Huan Zhan Xiao-Ping Yu Chuan-Xi Zhang

The effects of six species of phytopathogenic fungi mycelia as elicitors on trichodermin yield by Trichoderma brevicompactum were investigated. Neither nonviable nor viable mycelia of Botrytis cinerea, Alternaria solani, Colletotrichum lindemuthianum, and Thanatephorus cucumeris demonstrated any elicitation on the accumulation of trichodermin. However, the production of trichodermin was increas...

Journal: :caspian journal of environmental sciences 2005
m. montazeri h. hamdollah-zadeh

damping off caused by rhizoctonia solani (isolate ag4) constrains growing soybean in the north iranian province of golestan. the pathogen was grown on malt agar containing 0, 50, 100 or 200 ppm trifluralin then its vegetative growth and virulence were evaluated. the response of soybean cv. williams seedlings grown in soil containing 0, 0.5, 1 and 2 ?g ai g-1 trifluralin was investigated. on mal...

2017
Srayan Ghosh Poonam Kanwar Gopaljee Jha

Sheath blight disease is caused by a necrotrophic fungal pathogen Rhizoctonia solani and it continues to be a challenge for sustainable rice cultivation. In this study, we adopted a multi-pronged approach to understand the intricacies of rice undergoing susceptible interactions with R. solani. Extensive anatomical alteration, chloroplast localized ROS, deformed chloroplast ultrastructure along ...

Journal: : 2022

Rhizoctonia solani is a soil- and seed-borne fungus belonging to class basidiomycete capable of living free as saprophyte in the soil. It divided into 14 anastomosis groups (AGs), which are incompatible with each other terms reproduction proliferation. has potential cause disease various annual perennial fruits, vegetables, industrial cereal crops. Plant diseases mostly controlled by cultural m...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید مدنی آذربایجان - دانشکده علوم پایه 1392

گیاهان در یک محیط پیچیده و در ارتباط و تعامل نزدیک با طیف وسیعی از میکروارگانیسمهای مفید و مضر زندگی میکنند. استفاده از باکتریهای ریزوسفری محرک رشد از جمله سودومونادهای فلورسنت به منظور ارتقای رشد گیاه و حفاظت از آن در برابر میکروارگانیسمهای مضر بهخصوص پاتوژنهای خاکزاد، به عنوان یک جایگزین مناسب برای سموم شیمیایی مطرح است. plant growth-promoting rhizobacter با استفاده از مکانیسمهای مستقیم و غیر...

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