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115754

Management of Root Rot, Damping-off and Wilt diseases of Verbascum (Verbascum thapsus L.) using Nanometal Particles and Fungicides

Article

Last updated: 22 Jan 2023

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Abstract

Survey of verbascum plants exhibited typical symptoms of root rot and wilt diseases was carried out from different localities belong to Beni-Suef governorate. Root rot and /or wilt fungal diseases were detected in Beni-Suef governorate during seasons 20015/2016 and 2016/2017. Mean percentages of infection were 28.3, 38.3 and 17.9 in Beba, Ehnasea and Somosta counties, respectively. Isolation trials from diseased plants resulted in fungal species identified as Rhizoctonia solani, Fusarium solani, Fusarium oxysporum, Macrophomina phaseolina and Pythium debaryanum. The most frequent fungal species were Rhizoctonia solani and F. solani. In contrast, M. phaseolina showed the lowest frequency. Pathogenicity tests carried out under greenhouse conditions proved that all the isolated fungi cause damping-off, root rot and /or wilt to verbascum plants. F. solani and R. solani were the most virulent fungi with the highest percentages of root rot and /or wilt. While, M. phaseolina showed the lowest in this respect. Zinc, (ZnO-NPs) and Copper, (CuO-NPs) nanoparticles, and fungicides (Topsin M, Score and Tango) were used to control the causal pathogens. Copper, CuO-NPs was the most effective treatment followed by ZnO-NPs in inhibiting the growth of the tested fungi. Under greenhouse conditions, it was found that the fungal infection was reduced as a result of these treatments and the verbascum growth parameters were improved. Copper, CuO-NPs proved to be the highest effective treatment against tested fungi. In the applied field experiments, all treatments induced a highly significant protection.

DOI

10.21608/ejp.2018.115754

Keywords

Verbascum, Verbascum thapsus, Nanometal Particles, Root rot, Damping-off, wilt, Rhizoctonia solani, Fusarium solani, Fusarium oxysporum, Macrophomina phaseolina, Pythium debaryanum. fungicides

Authors

First Name

Gomaa

Last Name

Abdel-Wahed

MiddleName

A.

Affiliation

Ornamental, Medicinal & Aromatic Plants Diseases Research Department, Plant Pathology Research Institute, Agricultural Research Center, Giza, Egypt.

Email

gomaaarafat847@yahoo.com

City

Beni-Suef

Orcid

0000-0001-5539-8827

Volume

46

Article Issue

2

Related Issue

13774

Issue Date

2018-12-01

Receive Date

2018-07-30

Publish Date

2018-12-31

Page Start

157

Page End

178

Print ISSN

1110-0230

Online ISSN

2090-2522

Link

https://ejp.journals.ekb.eg/article_115754.html

Detail API

https://ejp.journals.ekb.eg/service?article_code=115754

Order

8

Type

Original Article

Type Code

1,256

Publication Type

Journal

Publication Title

Egyptian Journal of Phytopathology

Publication Link

https://ejp.journals.ekb.eg/

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Article

Created At

22 Jan 2023