<abstract xmlns="http://www.w3.org/1999/xhtml"><italic>Fusarium subglutinans</italic> (Ascomycota: Nectriaceae) is known to have lethal effects on aphid species, while there are limited studies associated with other arthropods. In this study, the effect of different spore concentrations (1×104, 1×106 and 1×108 spores/ml) of <italic>F. subglutinans</italic> 12A, isolated from <italic>Aphis gossypii</italic> in Adana-Karataş (Turkey), was investigated on <italic>Frankliniella occidentalis</italic> (Pergande) (Thysanoptera: Thripidae) females and on 2nd instar nymphs (only 1×106 spores/ml). The application method was by dipping and observations on mortality of females were conducted 24, 48, 72, 96 hours and 7 and 9 days after application. Mycosis was also observed on dead individulas. Mortality of nymphs was recorded during 8 days after application. Higher average dead females were found in the treatments compared to the control, but there was not significant difference between the tested concentrations (Mycosis rate recorded in 1×106 spores/ml was higher than those in 1×104 and 1×108 spores/ml). The highest and lowest mycosis rates were observed on the 7th and 3rd day, respectively. Average number of dead 2nd instar nymphs recorded in 1×106 spores/ml did not differ from control.</abstract>

Fusarium subglutinans (Ascomycota: Nectriaceae) is known to have lethal effects on aphid species, while there are limited studies associated with other arthropods. In this study, the effect of different spore concentrations (1×104, 1×106 and 1×108 spores/ml) of F. subglutinans 12A, isolated from Aphis gossypii in Adana-Karataş (Turkey), was investigated on Frankliniella occidentalis (Pergande) (Thysanoptera: Thripidae) females and on 2nd instar nymphs (only 1×106 spores/ml). The application method was by dipping and observations on mortality of females were conducted 24, 48, 72, 96 hours and 7 and 9 days after application. Mycosis was also observed on dead individulas. Mortality of nymphs was recorded during 8 days after application. Higher average dead females were found in the treatments compared to the control, but there was not significant difference between the tested concentrations (Mycosis rate recorded in 1×106 spores/ml was higher than those in 1×104 and 1×108 spores/ml). The highest and lowest mycosis rates were observed on the 7th and 3rd day, respectively. Average number of dead 2nd instar nymphs recorded in 1×106 spores/ml did not differ from control.

Insecticidal effect of <italic>Fusarium subglutinans</italic> on <italic>Frankliniella occidentalis</italic> (Pergande) (Thysanoptera: Thripidae)

Süleyman Demirel University, Faculty of Agriculture, Department of Plant Protection 32260 Isparta-Turkey

Hellenic Plant Protection Journal

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

Insecticidal effect of  on  (Pergande) (Thysanoptera: Thripidae)

Fusarium subglutinans (Ascomycota: Nectriaceae) is known to have lethal effects on aphid species, while there are limited studies associated with other...

Insecticidal effect of Fusarium subglutinans on Frankliniella occidentalis (Pergande) (Thysanoptera: Thripidae)

Published Online: Jul 07, 2016

Page range: 66 - 72

Received: Jan 07, 2016

Accepted: May 15, 2016

DOI: https://doi.org/10.1515/hppj-2016-0008

Keywords
Biological control, entomopathogenic fungi, pest, thrips

© 2016 O. Demirözer et al., published by De Gruyter Open

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

Insecticidal effect of Fusarium subglutinans on Frankliniella occidentalis (Pergande) (Thysanoptera: Thripidae)

Published Online: Jul 07, 2016

Page range: 66 - 72

Received: Jan 07, 2016

Accepted: May 15, 2016

DOI: https://doi.org/10.1515/hppj-2016-0008

KeywordsBiological control, entomopathogenic fungi, pest, thrips

© 2016 O. Demirözer et al., published by De Gruyter Open

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

Keywords
Biological control, entomopathogenic fungi, pest, thrips