نتایج جستجو برای: fusarium sp
تعداد نتایج: 132110 فیلتر نتایج به سال:
Fungal infection in the eggs of freshwater fish is well known as a problematic disease. The aim of the present study was to isolate and identify parasitic and saprophytic fungi from affected eggs of rainbow trout at two fish hatchery in Kermanshah province. The sample were inoculated in culture media (SDA,CMA,GPA and stilled water with cotton seed culture) at room temperature (18-24 ° C).17 s...
The antifungal compound 2,4-diacetylphloroglucinol-producing bacterium, Pseudomonas fluorescens strain LRB3W1, inhibits the growth of Fusarium oxysporum f. sp. lycopersici, and controls Fusarium wilt of tomato caused by F. oxysporum f. sp. lycopersici. On the other hand, Serratia marcescens strain B2, which produces cell wall-degrading enzyme chitinases, did not inhibit fungal growth and the su...
A 54 year-old male with severe emphysema steroiddependent was admitted to the hospital with perforated diverticulitis. Ten days following surgery and placement of a central venous catheter for antibiotic administration, the patient developed fever, chills, dyspnea, and nonproductive cough. Imaging studies demonstrated bilateral pulmonary nodules, including some with cavitation (Figure 1). Blood...
The strains of the yeast Metschnikowia pulcherrima have strong biocontrol activity against various microorganisms. Biocontrol activity of M. pulcherrima largely depends on its iron immobilizing pigment pulcherrimin. Biocontrol activity of pulcherrimin producing strain, M. pulcherrima UMY15, isolated from local vineyards, was tested on different molds that cause food spoilage. M. pulcherrima UMY...
ABSTRACT Development of 108 epidemics of Fusarium wilt of chickpea caused by Fusarium oxysporum f. sp. ciceris were studied on cvs. P-2245 and PV-61 in field microplots artificially infested with races 0 and 5 of F. oxysporum f. sp. ciceris in 1986 to 1989. Disease progression data were fitted to the Richards model using nonlinear regression. The shape parameter was influenced primarily by date...
The antifungal activity of extracts of Tinospora cordifolia (leaves), Moringa oleifera (bark) and Trachyspermum ammi (seeds) at three concentrations viz., 25, 50, 75% (v/v) were evaluated in vitro by poisoned food technique against Fusarium oxysporum f. sp. lycopersici and Fusarium solani causing wilt disease on tomato and brinjal plants. The antifungal activity was assessed in terms of percent...
ناترک گیاهی از خانواده sapindaceae بوده که به عنوان گیاه زینتی با خواص دارویی فراوان شناخته می شود.گسترش عارضه پوسیدگی طوقه و ریشه این گیاه در چند سال اخیر باعث از بین رفتن آن در اکثر مناطق استان خوزستان شده که این امر سبب جایگزینی این گیاه با سایر گیاهان زینتی در اکثر فضاهای سبز شهری و بلوارها گردیده است. به منظور شناسایی و تعیین پراکنش قارچ های همراه با پوسیدگی ریشه و طوقه ناترک طی سال 1390 ...
Fusarium disease causes considerable losses in the cultivation of Piper nigrum, the black pepper used in the culinary world. Brazil was the largest producer of black pepper, but in recent years has lost this hegemony, with a significant reduction in its production, due to the ravages produced by the Fusarium solani f. sp. piperis, the fungus which causes this disease. Scientific research seeks ...
a study was carried out to determine whether naturally-occurring weeds and other cultivated plants in tomato growing regions could act as symptomless reservoirs of infection to fusarium oxysporum f. sp. lycopersici. a numher of f. oxysporum isolates from weeds and oubergines were used in this investigation. a susceptible tomato cultivar was used for comparison. the plants were artificially ...
مقدمه: اندوفیتها ریزجاندارانی هستند که بدون هیچگونه نشانۀ آشکاری در بافتهای داخلی گیاهان ساکن میشوند. مطالعۀ حاضر با هدف شناسایی و جداسازی قارچهای اندوفیت لوبیا چشمبلبلی (Vigna unguiculata (L.) Walp.) در استان خوزستان انجام شد. مواد و روشها: در سال 1395، هشت نمونۀ گیاهی سالم از مناطق مهم زیرکشت لوبیا چشمبلبلی در شمال استان خوزستان جمعآوری شدند. قطعههای کوچکی از ریشه، ساقه، برگ و غلاف...
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