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International Journal of Current Microbiology and Applied Sciences (IJCMAS)
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Original Research Articles                      Volume : 8, Issue:8, August, 2019

PRINT ISSN : 2319-7692
Online ISSN : 2319-7706
Issues : 12 per year
Publisher : Excellent Publishers
Email : editorijcmas@gmail.com /
submit@ijcmas.com
Editor-in-chief: Dr.M.Prakash
Index Copernicus ICV 2018: 95.39
NAAS RATING 2020: 5.38

Int.J.Curr.Microbiol.App.Sci.2019.8(8): 2227-2234
DOI: https://doi.org/10.20546/ijcmas.2019.808.258


In vitro Evaluation of Fungicide and Bio-Pesticides against Isolates of Alternaria alternata (Fr.) Black Spot
G. Mahadevaswamy* and K. S. Raghuwanshi
Department of plant pathology, PGI, Mahatma Phule Krishi Vidyapeeth Rahuri, India
*Corresponding author
Abstract:

The efficacy of seven fungicides and seven bio pesticides were evaluated invitro against isolates of A. alternata, among the different fungicides tested, the maximum inhibition was recorded by hexaconazole (0.1%) with of 97.84 per cent inhibition, followed by propiconazole (96.31%) and tebuconazole (94.45%) and the least inhibition was recorded by carbenazime with 40.94 per cent. Among different isolates the 100 per cent inhibition was recorded by many isolates against triazole fungicides and the least inhibition was recorded by isolate Aa353 on Chlorothalonil (0.2%). Among different bio pesticides tested the maximum inhibition per cent was noticed in Garlic bulb extract with mean per cent inhibition of 54.24 per cent followed by Neem leaf extract (48.92%), whey (48.11 %) and cow urine (45.62 %). The lowest inhibition was recorded by desi cow milk with mean inhibition of 36.26 per cent. Among different isolates Aa1728 (69.63%) showed maximum inhibition by neem leaf extract and least was recorded by Aa 1729 (13.71%) on desi cow milk.


Keywords: In vitro evaluation, A. alternata, fungicides, Bio pesticides

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How to cite this article:

Mahadevaswamy G. and Raghuwanshi K. S. 2019. In vitro Evaluation of Fungicide and Bio-Pesticides against Isolates of Alternaria alternata (Fr.) Black Spot.Int.J.Curr.Microbiol.App.Sci. 8(8): 2227-2234. doi: https://doi.org/10.20546/ijcmas.2019.808.258
Copyright: This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike license.

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