نتایج جستجو برای: verticillium dahliae

تعداد نتایج: 1620  

Journal: :Remote Sensing 2015
Rocío Calderón Juan A. Navas-Cortés Pablo J. Zarco-Tejada

Automatic methods for an early detection of plant diseases (i.e., visible symptoms at early stages of disease development) using remote sensing are critical for precision crop protection. Verticillium wilt (VW) of olive caused by Verticillium dahliae can be controlled only if detected at early stages of development. Linear discriminant analysis (LDA) and support vector machine (SVM) classificat...

2010
Qinggang Guo Shezeng Li Xiuyun Lu Baoqing Li Ping Ma

The Bacillus subtilis strain NCD-2 is an important biocontrol agent against cotton verticillium wilt and cotton sore shin in the field, which are caused by Verticillium dahliae Kleb and Rhizoctonia solani Kuhn, respectively. A mutant of strain NCD-2, designated M216, with decreased antagonism to V. dahliae and R. solani, was selected by mini-Tn10 mutagenesis and in vitro virulence screening. Th...

2006
Vasiliki Tahmatsidou John O’Sullivan Alan C. Cassells Demetrios Voyiatzis

Verticillium wilt, caused by Verticillium dahliae, is widespread in intensive strawberry (Fragaria ananassa) growing areas. It is effectively controlled in site preparation by soil fumigation with methyl bromide but with the ban on ozone-depleting chemicals, which applies to methyl bromide, there has been an international effort to find alternatives, which will protect the crop from planting to...

Journal: :Journal of applied microbiology 2014
A Moradi M A Almasi H Jafary J Mercado-Blanco

AIMS In this study, a loop-mediated isothermal amplification (LAMP) assay has been developed and evaluated for the rapid and sensitive detection of Verticillium dahliae Kleb., the causal agent of vascular wilts in many economically important crops. METHODS AND RESULTS LAMP primers were designed based on a previously described RAPD marker, and the LAMP assay was applied for direct detection of...

2018
Carmen Gómez-Lama Cabanás Garikoitz Legarda David Ruano-Rosa Paloma Pizarro-Tobías Antonio Valverde-Corredor José L. Niqui Juan C. Triviño Amalia Roca Jesús Mercado-Blanco

The use of biological control agents (BCA), alone or in combination with other management measures, has gained attention over the past decades, driven by the need to seek for sustainable and eco-friendly alternatives to confront plant pathogens. The rhizosphere of olive (Olea europaea L.) plants is a source of bacteria with potential as biocontrol tools against Verticillium wilt of olive (VWO) ...

ژورنال: :بیماریهای گیاهی 2015
زهره نسیمی ضیاالدین بنی هاشمی رضا مستوفی زاده قلمفرسا

مطالعه حاضر برای دست­یابی به شیوه­ای سازگار با محیط زیست برای مدیریت این بیماری انجام گرفت. به منظور مطالعه برهمکنش verticillium dahliae عامل پژمردگی آوندی پسته وacremonium kiliense ، قارچ درون­رُست جدا شده از پسته، از نهال­های نه ماهه سه رقمِ پسته سرخس، بادامی ریز زرند و قزوینی استفاده شد. مایه­زنی a. kiliense به ارقام مذکور توسط سوسپانسیون کنیدیوم­ها به غلظتِ 106 کنیدیوم در میلی­لیتر با روش غوطه...

ژورنال: :بیماریهای گیاهی 2011
مرتضی عربسلمانی سیدمحمود اخوت عباس شریفی تهرانی محمد جوان نیکخواه

بیماری پژمردگی ورتیسلیومی پنبه ناشی از قارچ verticilium dahliae kleb. یکی از مهم ترین بیماری های پنبه در استان گلستان است. به منظور تعیین اثر بیماری بر خصوصیات کمّی و کیفی وهم بستگی صفات مؤثر در عملکرد با تحمل به بیماری، 1500 بوته انتخاب و با توجه به میزان سلامت آنها به پنج گروه  تقسیم شدند. از هر گروه 100 بوته انتخاب و صفات کمی و کیفی بوته و وش ، قوه نامیه و وزن هزار دانه بذور تعیین و ضریب کاهش...

2016
Jun Xu Xiaoyang Xu Liangliang Tian Guilin Wang Xueying Zhang Xinyu Wang Wangzhen Guo

Verticillium dahliae, a destructive and soil-borne fungal pathogen, causes massive losses in cotton yields. However, the resistance mechanism to V. dahilae in cotton is still poorly understood. Accumulating evidence indicates that chitinases are crucial hydrolytic enzymes, which attack fungal pathogens by catalyzing the fungal cell wall degradation. As a large gene family, to date, the chitinas...

2015
Abdelbasset El Hadrami Md. Rashidul Islam Lorne R. Adam Fouad Daayf

We previously identified rutin as part of potato root responses to its pathogen Verticillium dahliae. Rutin was directly toxic to the pathogen at doses greater than 160 μM, a threshold below which many V. dahliae pathogenicity-related genes were up-regulated. We identified and characterized a cupin domain-containing protein (VdQase) with a dioxygenase activity and a potential role in V. dahliae...

2017
Ping Wang Xueyan Zhang Xiaowen Ma Yun Sun Nana Liu Fuguang Li Yuxia Hou

SNARE proteins are essential to vesicle trafficking and membrane fusion in eukaryotic cells. In addition, the SNARE-mediated secretory pathway can deliver diverse defense products to infection sites during exocytosis-associated immune responses in plants. In this study, a novel gene (CkSNAP33) encoding a synaptosomal-associated protein was isolated from Cynanchum komarovii and characterized. Ck...

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