Molecular diversity and pathogenic variability in Colletotrichum capsici of chilli (Capsicum annuum) in Haryana

The fruit rot of chilli (Capsicum annuum L.), caused by Colletotrichum capsici, is the most serious disease of chilli in India. Fourteen isolates of C. capsici collected from different locations in Haryana state were investigated for molecular variations along with their virulence pattern. Different...

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Main Authors: ALKA DEYOL, JYOTI TAUNK, S K KHIRBAT, R C YADAV
Format: Article
Language:English
Published: Indian Council of Agricultural Research 2015-06-01
Series:The Indian Journal of Agricultural Sciences
Subjects:
Online Access:https://epubs.icar.org.in/index.php/IJAgS/article/view/49267
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author ALKA DEYOL
JYOTI TAUNK
S K KHIRBAT
R C YADAV
author_facet ALKA DEYOL
JYOTI TAUNK
S K KHIRBAT
R C YADAV
author_sort ALKA DEYOL
collection DOAJ
description The fruit rot of chilli (Capsicum annuum L.), caused by Colletotrichum capsici, is the most serious disease of chilli in India. Fourteen isolates of C. capsici collected from different locations in Haryana state were investigated for molecular variations along with their virulence pattern. Different levels of virulence were expressed dividing isolates into four groups. Out of 33 primers, 22 exhibited DNA polymorphism producing a total of 108 bands with an average of 4.90 bands per primer. At an arbitrary cut-off at 45% similarity level of dendrogram, the isolates were clustered into two main clusters. The grouping of the isolates based on RAPDs was in general neither in agreement with their pathogenicity on different host cultivars nor with the geographical location of the isolate. The information may be helpful in improving chilli fruit rot resistance and varietal deployment strategies essential for effective disease management.
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spelling doaj.art-a7d16eb45e5641e89b8367ac1872b1542023-08-17T09:17:31ZengIndian Council of Agricultural ResearchThe Indian Journal of Agricultural Sciences0019-50222394-33192015-06-0185610.56093/ijas.v85i6.49267Molecular diversity and pathogenic variability in Colletotrichum capsici of chilli (Capsicum annuum) in HaryanaALKA DEYOL0JYOTI TAUNK1S K KHIRBAT2R C YADAV3Ph D Scholar, Chaudhary Charan Singh Haryana Agricultural University, Hisar 125 004Ph D Scholar, Chaudhary Charan Singh Haryana Agricultural University, Hisar 125 004Professor, Department of Plant Pathology, Chaudhary Charan Singh Haryana Agricultural University, Hisar 125 004Senior Scientist, Department of Molecular Biology and Biotechnology, Chaudhary Charan Singh Haryana Agricultural University, Hisar 125 004The fruit rot of chilli (Capsicum annuum L.), caused by Colletotrichum capsici, is the most serious disease of chilli in India. Fourteen isolates of C. capsici collected from different locations in Haryana state were investigated for molecular variations along with their virulence pattern. Different levels of virulence were expressed dividing isolates into four groups. Out of 33 primers, 22 exhibited DNA polymorphism producing a total of 108 bands with an average of 4.90 bands per primer. At an arbitrary cut-off at 45% similarity level of dendrogram, the isolates were clustered into two main clusters. The grouping of the isolates based on RAPDs was in general neither in agreement with their pathogenicity on different host cultivars nor with the geographical location of the isolate. The information may be helpful in improving chilli fruit rot resistance and varietal deployment strategies essential for effective disease management.https://epubs.icar.org.in/index.php/IJAgS/article/view/49267ChilliColletotrichum capsiciFruit rotRAPD
spellingShingle ALKA DEYOL
JYOTI TAUNK
S K KHIRBAT
R C YADAV
Molecular diversity and pathogenic variability in Colletotrichum capsici of chilli (Capsicum annuum) in Haryana
The Indian Journal of Agricultural Sciences
Chilli
Colletotrichum capsici
Fruit rot
RAPD
title Molecular diversity and pathogenic variability in Colletotrichum capsici of chilli (Capsicum annuum) in Haryana
title_full Molecular diversity and pathogenic variability in Colletotrichum capsici of chilli (Capsicum annuum) in Haryana
title_fullStr Molecular diversity and pathogenic variability in Colletotrichum capsici of chilli (Capsicum annuum) in Haryana
title_full_unstemmed Molecular diversity and pathogenic variability in Colletotrichum capsici of chilli (Capsicum annuum) in Haryana
title_short Molecular diversity and pathogenic variability in Colletotrichum capsici of chilli (Capsicum annuum) in Haryana
title_sort molecular diversity and pathogenic variability in colletotrichum capsici of chilli capsicum annuum in haryana
topic Chilli
Colletotrichum capsici
Fruit rot
RAPD
url https://epubs.icar.org.in/index.php/IJAgS/article/view/49267
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AT jyotitaunk moleculardiversityandpathogenicvariabilityincolletotrichumcapsiciofchillicapsicumannuuminharyana
AT skkhirbat moleculardiversityandpathogenicvariabilityincolletotrichumcapsiciofchillicapsicumannuuminharyana
AT rcyadav moleculardiversityandpathogenicvariabilityincolletotrichumcapsiciofchillicapsicumannuuminharyana