<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Effectiveness of electron beam irradiation was evaluated against Phytophthora nicotianae var. nicotianae, the causal agent of stem base and root rot of tomato. In laboratory trials, irradiation of 7-day-old Phytophthora cultures growing on potato-dextrose-agar (PDA) medium with 1 kGy resulted in the disintegration of the pathogen’s hyphae. Increasing the irradiation dose to 3 kGy caused decay of the hyphae. Irradiation of infested stonewool with 5 kGy caused decrease of the pathogen population about 5 times. Application of 20 kGy completely eliminated the pathogen from stonewool. Irradiation of substratum resulted in significant increase of tomato seedlings healthiness, especially when the dose 20 kGy was applied.</p></abstract>

Effectiveness of electron beam irradiation was evaluated against Phytophthora nicotianae var. nicotianae, the causal agent of stem base and root rot of tomato. In laboratory trials, irradiation of 7-day-old Phytophthora cultures growing on potato-dextrose-agar (PDA) medium with 1 kGy resulted in the disintegration of the pathogen’s hyphae. Increasing the irradiation dose to 3 kGy caused decay of the hyphae. Irradiation of infested stonewool with 5 kGy caused decrease of the pathogen population about 5 times. Application of 20 kGy completely eliminated the pathogen from stonewool. Irradiation of substratum resulted in significant increase of tomato seedlings healthiness, especially when the dose 20 kGy was applied.

E-beam irradiation for the control of Phytophthora nicotianae var. nicotianae in stonewool cubes

Research Institute of Horticulture, 1/3 Konstytucji 3 Maja Str., 96-100 Skierniewice, Poland

Institute of Nuclear Chemistry and Technology, 16 Dorodna Str., 03-195 Warsaw, Poland, Tel.: +48 22 863 8439, Fax: +48 22 863 9935

Nukleonika

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Effectiveness of electron beam irradiation was evaluated against Phytophthora nicotianae var. nicotianae, the causal agent of stem base and root rot of tomato....

E-beam irradiation for the control of Phytophthora nicotianae var. nicotianae in stonewool cubes

Published Online: Sep 25, 2015

Page range: 679 - 682

Received: Nov 03, 2014

Accepted: May 20, 2015

DOI: https://doi.org/10.1515/nuka-2015-0092

Keywords
Phytophthora nicotianae var. nicotianae · tomato · stonewoool · electron beam irradiation

© by Urszula Gryczka

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

E-beam irradiation for the control of Phytophthora nicotianae var. nicotianae in stonewool cubes

Published Online: Sep 25, 2015

Page range: 679 - 682

Received: Nov 03, 2014

Accepted: May 20, 2015

DOI: https://doi.org/10.1515/nuka-2015-0092

KeywordsPhytophthora nicotianae var. nicotianae · tomato · stonewoool · electron beam irradiation

© by Urszula Gryczka

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Phytophthora nicotianae var. nicotianae · tomato · stonewoool · electron beam irradiation