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Efficiency of Gaseous Ozone in Disinfection of Mushroom Growing Rooms

Open Access
|Dec 2020

Figures & Tables

Fig. 1

The gas concentration during the ozonation process at different exposure times
The gas concentration during the ozonation process at different exposure times

Fig. 2

Effect of ozone exposure duration on the percentage of the colony growth inhibition of tested pathogens
Effect of ozone exposure duration on the percentage of the colony growth inhibition of tested pathogens

Fig. 3

Percentage of the growth inhibition of pathogens after different exposure times to ozonation
Percentage of the growth inhibition of pathogens after different exposure times to ozonation

Sensitivity of pathogenic species to ozonation based on the average rate of colonization of the plate area (%) after 5 days of incubation in relation to ozone exposure time

SpeciesTreatmentTime of exposure
8 h6 h4 h 2 h1 h0.5 h
Trichoderma aggressivumControl86.2 ± 7.3 a78.8 ± 6.9 a74.6 ± 5.2 a76.7 ± 8.0 a77.1 ± 7.6 a76.7 ± 8.3 a
Ozone31.7 ± 8.4 b63.1 ± 6.5 a59.2 ± 9.7 a73.7 ± 5.8 a75.0 ± 4.9 a73.3 ± 4.4 a
Mycogone perniciosaControl55.0 ± 5.6 a52.5 ± 5.9 a65.0 ± 4.4 a55.8 ± 8.0 a55.4 ± 2.8 a54.6 ± 6.2 a
Ozone0.0 ± 0.0 b0.0 ± 0.0 b44.5 ± 4.5 a42.5 ± 6.3 a52.9 ± 4.0 a52.5 ± 5.5 a
Cladobotryum dendroidesControl70.4 ± 3.4 a60.0 ± 7.9 a67.9 ± 5.3 a72.1 ± 6.9 a70.8 ± 3.9 a67.1 ± 3.6 a
Ozone0.0 ± 0.0 b22.1 ± 1.4 b63.7 ± 4.5 a70.4 ± 5.5 a69.2 ± 4.3 a63.3 ± 5.0 a
Lecanicillium fungicolaControl23.4 ± 3.1 a23.1 ± 2.6 a24.7 ± 3.3 a26.2 ± 2.1 a25.3 ± 2.8 a25.8 ± 3.7 a
Ozone0.0 ± 0.0 b0.0 ± 0.0 b0.0 ± 0.00.0 ± 0.0 b0.0 ± 0.00.0 ± 0.0

Sensitivity of Trichoderma aggressivum isolates to ozonation, based on the percentage of growth inhibition

DaysIsolateTime of exposureMean
8 h6 h4 h2 h1 h0.5 h
2Th.12100.0 ± 0.0 Aa58.22 ± 15.6 Aab49.56 ± 15.9 Bbc38.1 ± 5.2 ABbc30.30 ± 11.5A Abc0.0 ± 0.0 Ac46.03 A
Th 3.9100.0 ± 0.0 Aa100.0 ± 0.0 Aa100.0 ± 0.0 Aa74.75 ± 2.2 Aa18.82 ± 8.9 Ab0.0 ± 0.0 Ab65.60 A
Th. 22.0730.60 ± 10.9 Ba11.25 ± 8.5 Ba7.67 ± 4.2 Ba15.8 ± 6.3 Ba5.10 ± 3.3 Aa0.0 ± 0.0 Ac11.74 B
3Th.1289.89 ± 5.8 Aa14.67 ± 5.3 Bb10.12 ± 2.7 Bb12.54 ± 2.6 Ab12.30 ± 4.1 Ab5.75 ± 3.3 Ab24.21 AB
Th 3.9100.0 ± 0.0 Aa100.0 ± 0.0 Aa88.25 ± 1.1 Ab17.15 ± 5.2 Ab5.60 ± 3.1 Ab0.0 ± 0.0 Ab51.83 A
Th. 22.0732.82 ± 11.4 Ba11.57 ± 2.5 Ba15.49 ± 5.7 Ba10.92 ± 2.9 Aa17.50 ± 3.7 Aa7.31 ± 4.4 Aa15.93 B
4Th.1266.95 ± 7.1 ABa21.44 ± 9.7 Bab12.70 ± 2.2 Ab8.01 ± 2.5 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab18.18 AB
Th 3.9100.0 ± 0.0 Aa100.0 ± 0.0 Aa49.94 ± 8.9 Ab3.50 ± 2.1 Ac2.55 ± 1.8 Ac0.0 ± 0.0 Ac42.67 A
Th. 22.0726.52 ± 14.8 Ba6.97 ± 2.4 Ba0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa5.58 B
5Th.1216.81 ± 7.9 Ba5.9 ± 1.6 Ba0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa3.78 B
Th 3.9100.0 ± 0.0 Aa100.0 ± 0.0 Aa27.50 ± 2.5 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab45.92 A
Th. 22.070.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.00 B

List of isolates used in this study and their origin

SpeciesIsolate codeProvinceYear of collection
Trichoderma aggressivumTh 3.9Mazowieckie2008
Th.12Mazowieckie2009
Th 22.07Łódzkie2005
Mycogone perniciosaM9Mazowieckie2008
M10Podkarpackie2008
M18Łódzkie2009
Cladobotryum dendroidesD12AWielkopolskie2008
D16Wielkopolskie2008
D30Mazowieckie2008
Lecanicillium fungicolaV-3Mazowieckie2005
V-17Mazowieckie2009
V-31Łódzkie2010

Sensitivity of Cladobotryum dendroides isolates to ozonation, based on the percentage of growth inhibition

DaysIsolateTime of exposureMean
8 h6 h4 h2 h1 h0.5 h
2D12A100.0 ± 0.0 Aa100.0 ± 0.0 Aa0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab33.33 A
D16100.0 ± 0.0 Aa100.0 ± 0.0 Aa0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab33.33 A
D30100.0 ± 0.0 Aa46.30 ± 15.5 Aab29.7 ± 5.2 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab29.33 A
3D12A100.0 ± 0.0 Aa100.0 ± 0.0 Aa20.67 ± 3.5 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab36.78 A
D16100.0 ± 0.0 Aa100.0 ± 0.0 Aa13.29 ± 2.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab35.55 A
D30100.0 ± 0.0 Aa31.88 ± 9.2 Aab20.87 ± 8.2 Ab5.50 ± 2.5 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab26.38 A
4D12A100.0 ± 0.0 Aa100.0 ± 0.0 Aa10.75 ± 5.5 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab35.12 A
D16100.0 ± 0.0 Aa100.0 ± 0.0 Aa18.39 ± 7.1 Ab11.38 ± 4.5 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab38.30 A
D30100.0 ± 0.0 Aa12.92 ± 5.0 Ab13.20 ± 6.6 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab21.01 A
5D12A100.0 ± 0.0 Aa100.0 ± 0.0 Aa9.68 ± 1.7 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa34.95 A
D16100.0 ± 0.0 Aa100.0 ± 0.0 Aa27.5 ± 2.5 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa37.92 A
D30100.0 ± 0.0 Aa0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab16.67 B

Sensitivity of Mycogone perniciosa isolates to ozonation, based on the percentage of growth inhibition

DaysIsolateTime of exposureMean
8 h6 h4 h2 h1 h0.5 h
4M9100.0 ± 0.0 Aa100.0 ± 0.0 Aa77.4 ± 7.1 Aab51.60 ± 17.1 Aab25.51 ± 11.7 Ab0.0 ± 0.0 Ab59.08 A
M10100.0 ± 0.0 Aa100.0 ± 0.0 Aa52.81 ± 15.0 Ab8.18 ± 5.2 Ab5.52 ± 3.7 Ab0.0 ± 0.0 Ab44.42 A
M18100.0 ± 0.0 Aa100.0 ± 0.0 Aa22.58 ± 6.5 Ab18.22 ± 9.4 Ab14.40 ± 3.8 Ab0.0 ± 0.0 Ab42.53 A
5M9100.0 ± 0.0 Aa100.0 ± 0.0 Aa69.39 ± 9.3 Aa29.56 ± 9.5 Ab8.32 ± 3.2 Ab0.0 ± 0.0 Ab51.2 A
M10100.0 ± 0.0 Aa100.0 ± 0.0 Aa36.38 ± 9.0 Ab32.41 ± 11.5 Ab5.20 ± 3.1 Ab0.0 ± 0.0 Ab45.7 A
M18100.0 ± 0.0 Aa100.0 ± 0.0 Aa14.5 ± 2.2 Ab5.61 ± 4.9 Ab5.01 ± 3.2 Ab0.0 ± 0.0 Ab37.5 A
6M9100.0 ± 0.0 Aa100.0 ± 0.0 Aa54.84 ± 6.8 Aab44.67 ± 15.3 Aab6.95 ± 1.7 Ab0.0 ± 0.0 Ab51.08 A
M10100.0 ± 0.0 Aa100.0 ± 0.0 Aa15.47 ± 8.6 Ab8.83 ± 3.6 Ab5.11 ± 1.3 Ab0.0 ± 0.0 Ab38.24 A
M18100.0 ± 0.0 Aa100.0 ± 0.0 Aa10.82 ± 8.6 Ab8.32 ± 3.3 Ab6.25 ± 1.3 Ab0.0 ± 0.0 Ab37.57 A
7M9100.0 ± 0.0 Aa100.0 ± 0.0 Aa15.45 ± 9.3 Aa24.85 ± 8.4 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa40.05 A
M10100.0 ± 0.0 Aa100.0 ± 0.0 Aa7.5 ± 2.9 Aa4.49 ± 2.0 Aa0.0 ± 0.0 Aa0.0 ± 0.0 Aa35.33 A
M18100.0 ± 0.0 Aa100 ± 0.0 Aa7.25 ± 2.1 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab0.0 ± 0.0 Ab34.54 A
DOI: https://doi.org/10.2478/johr-2020-0017 | Journal eISSN: 2353-3978 | Journal ISSN: 2300-5009
Language: English
Page range: 91 - 100
Submitted on: Mar 1, 2020
Accepted on: Sep 1, 2020
Published on: Dec 31, 2020
Published by: National Institute of Horticultural Research
In partnership with: Paradigm Publishing Services
Publication frequency: 2 times per year

© 2020 Joanna Szumigaj-Tarnowska, Piotr Szafranek, Zbigniew Uliński, Czesław Ślusarski, published by National Institute of Horticultural Research
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.