نتایج جستجو برای: alternaria solani

تعداد نتایج: 7675  

Journal: :Genetics and molecular research : GMR 2010
T Ding T Jiang J Zhou L Xu Z M Gao

Agricultural research of plant-derived endophytic fungi has grown in recent decades. We isolated 26 endophytic fungi from the leaves, stems and fruits of "the tree of life", Camptotheca acuminata, and tested them for antimicrobial activities based on growth inhibition measurements in a modified agar diffusion method. Fermentation broths from most of the isolates exhibited antifungal activity an...

2014
Yunhee Kang Seung-Ho Lee Jungkwan Lee

The soil-borne ascomycete fungus Cylindrocarpon destructans causes ginseng root rot disease and produces various secondary metabolites such as brefeldin A and radicicol. The slow growth of this fungus compared with other plant pathogenic and saprophytic fungi in soil disturbs isolation of this fungus from soil and infected ginseng. In this study, we developed a selective medium for C. destructa...

2012
Alka Srivastava Sanjay Kumar

This paper presents the pathological and biochemical changes among the freshly harvested potato tubers, freshly harvested infected tubers, cold stored healthy tubers and cold stored rotted tubers. In the study, fresh and infected samples of potato tubers were taken from the farmer’s field to understand the pathological and biochemical diversity. After the examination, potatoes were kept in the ...

2017
Pragya Adhikari Yeonyee Oh Dilip R. Panthee

Early blight (EB) is one of the dreadful diseases of tomato caused by several species of Alternaria including Alternaria linariae (which includes A. solani and A. tomatophila), as well as A. alternata. In some instances, annual economic yield losses due to EB have been estimated at 79%. Alternaria are known only to reproduce asexually, but a highly-virulent isolate has the potential to overcome...

Journal: :Agricultural Science Digest – A Research Journal 2022

Background: Tomato (Lycopersicon esculentum Mill.) belongs to the family Solanaceae. In Ethiopia, control of early blight is largely dependent on fungicidal application. There a research need identify effective botanical extracts Alternaria solani that cause tomato and for evaluation plant through different solvents target pathogen. Methods: vitro experiment was conducted evaluate effectiveness...

ژورنال: :بیماریهای گیاهی 2014
مجید خنشاء ضیاءالدین بنی هاشمی حبیب اله حمزه زرقانی

امروزه به منظور اسپورزایی گونه­های آلترناریا و بخصوص alternaria solani از محیط کشت v-8 استفاده می نمایند. عدم دسترسی لازم، صرف وقت و هزینه بالا در زمینه تهیه و استفاده از این محیط کشت همواره محققان و بخصوص پژوهشگران ایرانی را با مشکلات جدی در زمینه اسپورزایی  a. solani روبروکرده است. هدف از این پژوهش آزمون چندین ترکیب پیشنهادی به منظور تهیه محیط کشت و مقایسه میزان اسپورزایی آن­ها با عصاره   v-8...

Journal: :IOP conference series 2021

Humic substances (HSs) support the sustainable functioning of soils. Filamentous fungi are involved in HSs turnover, demonstrating ability to degrade and simultaneously synthesize HSs. The aim work was study transformation HS samples by soil filamentous using a set spectral indices connect those findings stability biomes. We used three fungal strains: melanin containing Alternaria alternatа, no...

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