نتایج جستجو برای: das elisa

تعداد نتایج: 164865  

Journal: :Revista HISTEDBR On-line 2020

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ولی عصر (عج) - رفسنجان - دانشکده کشاورزی 1392

گوجه فرنگی (lycopersicum esculentum mill.) یکی از سبزیجات مهم در ایران و بسیاری از کشور¬ ها است. ویروس¬ها ازجمله بیمار¬گر¬هایی هستند که باعث ایجاد خسارت در این محصول می شوند. در این پژوهش به منظور بررسی میزان پراکندگی ویروس¬های عامل موزاییک و بررسی ویژگی¬های ویروس غالب در مزارع و گلخانه های شهرستان یزد، نمونه¬برداری¬هایی طی فصل زراعی 90 تا 91 انجام شد. در طی این نمونه برداری 451 نمونه ی برگی با...

2007
Klaus Wiegerling

Das Grundproblem der Applikation ubiquitärer Systeme liegt im Verschwinden der Schnittstelle und im Verlust von Widerständigkeitserfahrungen, die die Wirklichkeit bestimmen und von zentraler Bedeutung für die personale Identitätsbildung sind. Das Stuttgarter Konzept der Parallelkommunikation versucht eine Antwort auf diese Probleme zu geben 1 Die Idee des Ubiquitous Computing Die Idee des Ubiqu...

Journal: :iranian journal of virology 0
f heidari department of plant protection, faculty of agricultural sciences and engineering, college of agriculture and natural resources, university of tehran, karaj, iran m koohi-habibi department of plant protection, faculty of agricultural sciences and engineering, college of agriculture and natural resources, university of tehran, karaj, iran gh mosahebi department of plant protection, faculty of agricultural sciences and engineering, college of agriculture and natural resources, university of tehran, karaj, iran

background and aims: the causal agents of viral lettuce big vein disease are two viruse, lettuce big vein associated virus (varicosavirus) and mirafiori lettuce virus (ophiovirus). these viruses have coat proteins of similar size but have different morphologies and serologically unrelated.the purpose of this study was to distinguish and detect lbvav and milv in lettuce fields in tehran province...

Journal: :چغندرقند 0
سعید دارابی مربی پژوهشی مرکز تحقیقات کشاورزی و منابع طبیعی فارس

beet necrotic yellow vein virus (bnyvv) is the causal agent of sugar beet rhizomania, disease .  in the present study which was conducted in 2005 in shiraz, iran, serological methods (including elisa) were used for detection of disease and screening of disease tolerant germplasm in sugar beet breeding programs. for doing this, iranian isolate of bnyvv was purified and a specific antiserum was p...

Journal: :حفاظت گیاهان 0
سید رضا میررحیمی بیداخویدی ثمین حسینی سید احمد حسینی سید علیرضا اسمعیل زاده حسینی الهام محمدی

tomato is one of the most important vegetables in iran and throughout the world with crop loss caused by several viruses. this survey was carried out to detect the viruses causing mosaic symptoms on tomato in yazd city (iran). a total of 451 samples of tomato leaves showing mosaic symptoms were collected from fields and greenhouses during 2012-2013 growing season. collected samples were analyze...

Journal: :Current Agriculture Research Journal 2023

Seeds have been identified as major sources of introduction and spread pathogens, with viruses being detected in the seed also on coat. In this study, infectivity Maize chlorotic mottle virus (MCMV) through seeds was investigated. that had tested positive for MCMV previously using double antibody enzyme-linked immunosorbent assay (DAS-ELISA) real-time reverse transcription polymerase chain reac...

2003
Gretchen A. Kuldau Charles P. Woloshuk

Mycotoxins are chemicals produced by fungi that can seriously affect the health of dairy cattle. Mycotoxin-producing fungi do not compete well with the microbes responsible for silage fermentation. However, if proper moisture content is not maintained or oxygen is allowed into the silage, these fungi can grow and potentially produce mycotoxins. In addition, mycotoxins formed in the field can pe...

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