نتایج جستجو برای: then inoculated by a virulent isolate of pathogen

تعداد نتایج: 23632492  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

the present paper investigates how far ideologies can be tease out in discourse by examining the employed schemata by two ideologically opposed news media, the bbc and press tv, to report syria crisis during a period of nine months in 2011. by assuming that news is not a valuefree construction of facts and drawing on micro structural approach of schema theory, for the first time in discours...

Journal: :Chilean Journal of Agricultural Research 2023

Phenotyping for quantitative resistance to Septoria tritici blotch (STB), one of the most economically devastating diseases durum wheat (Triticum Desf.) in North African region, is a limiting factor breeding progress. Here we tested main phenotypic markers aggressiveness affecting host damage and pathogen reproduction reported earlier studies measuring differences resistance. A collection 11 Tu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده زبانهای خارجی 1393

feminine voice and narratology in wuthering heights wuthering heights as a general "bronte" work has extraordinary dimensions to it which can make it focal to different ways of interpretation. among other differences the issue of narrative voice is essential in understanding the ultimate purpose of wuthering heights. emily bronte uses different narrators from various focal points speaking of m...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

in this thesis, a better reaction conditions for the synthesis of spirobarbiturates catalyzed by task-specific ionic liquid (2-hydroxy-n-(2-hydroxyethyl)-n,n-dimethylethanaminium formate), calcium hypochlorite ca(ocl)2 or n-bromosuccinimide (nbs) in the presence of water at room temperature by ultrasonic technique is provided. the design and synthesis of spirocycles is a challenging task becaus...

Journal: :Plant physiology 1989
S Dhawale G Souciet D N Kuhn

Soybeans (Glycine max [L.] Merr.) respond to pathogens by producing isoflavonoid-derived phytoalexins. Chalcone synthase (CHS) is the first enzyme of the flavonoid/isoflavonoid biosynthetic pathway. We investigated changes in the steady state levels of CHS mRNA and other specific mRNAs at increasing times after inoculation in two different race-specific interactions, one between leaves and the ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده مدیریت و اقتصاد 1391

abstract nowadays, industries cannot play a crucial role in national and international competitions. the tourism industry is no exception. tourism industry development as the most important economic sector and income generation is one of the key challenges of economic development in the world. therefore, countries were successful that take advantage of the capabilities of tourism sector using ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

different researchers in different parts of the world have investigated the strategies used to translate written works ranging from novels to classroom assignments. however, by the significant increase in the number of postgraduate students in iran in the last few years, a very common kind of translation in iran includes translating abstracts of master’s theses. in this work, the researcher hav...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی علوم پایه زنجان - دانشکده فیزیک 1392

in the first part of this thesis we explored wetting and its dynamics for small droplets. first, we showed how a simple feature of water droplets on a surface, i.e. laplace pressure, can be exploited to build a micropump. we investigated capillary pumping in microchannels both experimentally and numerically. putting two droplets of different sizes at the in/outlet of a microchannel, will ge...

Journal: :IOP conference series 2023

Abstract 205 isolates of actinomycetes bacteria were isolated from soil samples collected Satun province, Thailand. To have more chances to get diverse groups bacteria, treated using three different methods before inoculated on two selective media, humic acid-vitamin agar and coal vitamin agar. After months incubation at 30°C, all typically characteristic colonies picked purified then tested fo...

Journal: :دانش گیاه پزشکی ایران 0
فریدون پاداشت دهکایی استادیار پژوهش، مربیان پژوهش و کارشناسان بخش گیاه پزشکی مؤسسۀ تحقیقات برنج کشور، رشت، ایران لای تیتیا ویلکویت پژوهشگر ارشد مؤسسۀ بین المللی تحقیقات برنج، فیلیپین علی اکبر عبادی استادیار پژوهش، مربیان پژوهش و کارشناسان بخش گیاه پزشکی مؤسسۀ تحقیقات برنج کشور، رشت، ایران محسن قدسی استادیار پژوهش، مربیان پژوهش و کارشناسان بخش گیاه پزشکی مؤسسۀ تحقیقات برنج کشور، رشت، ایران سمیه داریوش استادیار پژوهش، مربیان پژوهش و کارشناسان بخش گیاه پزشکی مؤسسۀ تحقیقات برنج کشور، رشت، ایران ابراهیم دودابی نژاد استادیار پژوهش، مربیان پژوهش و کارشناسان بخش گیاه پزشکی مؤسسۀ تحقیقات برنج کشور، رشت، ایران حسن پورفرهنگ

rice sheath blight disease caused by rhizoctonia solani ag1- ia is the secondeconomically important disease of the crop in most rice- growing regions of the world,including northern of iran. the disease is mainly controlled through application of fungicides.the present study was performed to identify the candidate cultivar (cultivars) as source ofresistance to the pathogen in rice field conditi...

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