نتایج جستجو برای: charcoal stem rot

تعداد نتایج: 293785  

Journal: :Menoufia Journal of Plant Protection 2019

Journal: :International journal for research in applied sciences and biotechnology 2022

The current examination intended to distinguish obstruction in tip-top sunflower genotypes against charcoal decay for the assortment improvement program. Sixteen were chosen check illness seriousness of decay. It was uncovered that all powerless infection. genotype 14068 profoundly defenceless infection with high decrease yield; be as it may, 14013, 14052, 14082 and 14095 safe sickness dependen...

2015
Suli Sun Changjian Xia Jiqing Zhang Canxing Duan Xiaoming Wang Xiaofei Wu Suk-Ha Lee Zhendong Zhu

During late August and early September 2011, stem rot symptoms were observed on adzuki bean plants (Vigna angularis) growing in fields located in Beijing and Hebei Province, China, respectively. In this study, four isolates were obtained from infected stems of adzuki bean plants. Based on their morphology, and sequence and polymerase chain reaction-restriction fragment length polymorphism (PCR-...

2017
Michela Ruinelli Jochen Blom Joël F Pothier

Pseudomonas viridiflava causes foliar and stem necrosis, as well as stem and root rot on a wide range of plants. We report here the first complete genome of a P. viridiflava strain, isolated from diseased tissue of a cherry tree.

2015
T. D. VATCHEV

VATCHEV, T. D., 2015. Fusarium root and stem rot of greenhouse cucumber: aerial distribution of inoculum. Bulg. J. Agric. Sci., 21: 650–654 Fusarium root and stem rot is one of the most damaging diseases of greenhouse cucumber. This study reveals development and spread of airborne inoculum of Fusarium oxysporum f. sp. radicis-cucumerinum the causal agent of the disease. Infective propagules of ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز 1378

بیاری ساق سیاه خربزه (charcoal rot) ناشی از macrophomina phaseolina (tassi) goid. یکی از عوامل مهم خسارتزا در گیاه خربزه می باشد. قارچ عامل بیماری از مزارع مناطق ورامین و ایوانکی جداسازی و بیماریزایی آن روی خربزه به اثبات رسید. در بررسیهای آزمایشگاهی جدایه های trichodeama harzianum و t.viride با قدرت رقابت غذایی و هیپرپارازیتیسم قوی از رشد کلنی ماکروفومینا در محیط کشت متقابل (dual culture) جلوگ...

2008
Susan J. Sprague John A. Kirkegaard Barbara J. Howlett

Root rot symptoms caused by Leptosphaeria maculans were first reported in Australian canola crops in 2001 but little is known about their importance and prevalence. In a survey of over 100 commercial canola crops in southern NSW, all paddocks had plants with root rot symptoms in 2004, whilst 86% of paddocks did in 2003. Across the two seasons surveyed, there was a strong relationship (r = 0.63)...

2011
George S. Abawi John W. Ludwig

Root rot is an important and widespread disease that often causes significant reduction in the yield and quality of harvested peas throughout the production areas in New York. Pea root rot can be caused by one of several soilborne pathogens or various combinations of root pathogens and also non-pathogens. In recent years, Fusarium solani f. sp. pisi (causal pathogen of Fusarium root rot) has be...

2015
Samaneh Solati Sarvandi Mohammad Taghi Joghataei Kazem Parivar Maryam Khosravi Arash Sarveazad Nima Sanadgol

OBJECTIVES Mesenchyme is a type of undifferentiated loose connective tissue that is derived mostly from mesoderm. Recently, mesenchymal stem cells (MSCs), as adult stem cells (ASCs) able to divide into a variety of different cells, are of utmost importance for stem cell research. In this research, ability of the liver extract to induce differentiation of rat derived omentum tissue mesenchymal s...

Journal: :Tree physiology 2004
Bertil Larsson Bengt Bengtsson Mats Gustafsson

We used a four-point resistivity method to detect wood decay in living trees. A low-frequency alternating current was applied to the stem and the induced voltage measured between two points along the stem. The effective resistivity of the stem was estimated based on stem cross-sectional area. A comparison within a group of trees showed that trees with butt rot had an effective resistivity that ...

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