Research Article

Effect of Trichoderma harzianum Rifai (Ascomycota: Hypocreales) on the Biological Traits of Myzus persicae (Sulzer, 1776) (Hemiptera: Aphididae) Mediated by Pepper Plant

Volume: 14 Number: 2 December 29, 2025
TR EN

Effect of Trichoderma harzianum Rifai (Ascomycota: Hypocreales) on the Biological Traits of Myzus persicae (Sulzer, 1776) (Hemiptera: Aphididae) Mediated by Pepper Plant

Abstract

Objective: It has been reported that the colonization of plant roots by the beneficial microorganism Trichoderma harzianum triggers the plant’s immune system, providing defense against herbivorous insects. In this study, the effects of T. harzianum on the biological traits of Myzus persicae on pepper plants were investigated under controlled conditions (25±2°C, 65±5 RH, and a 16:8 light: dark). Materials and Methods: The raw data obtained from daily counts of Myzus persicae feeding on pepper plants whose roots were colonized by Trichoderma harzianum were subjected to life table analysis. Results: According to the analysis results, the intrinsic rate of increase (r) was 0.3148 d⁻¹ in the control and 0.3304 d⁻¹ in the T. harzianum treatment, while the finite rate of increase (λ) was 1.3701 d⁻¹ and 1.3916 d⁻¹, respectively. The net reproductive rate (R₀) was determined as 68.26 offspring/individual in the control and 65.65 offspring/individual in the T. harzianum treatment. The difference in population doubling time between the control (2.2 days) and T. harzianum treatment (2.1 days) was found to be statistically insignificant. Conclusion: As a result of the study, it was determined that there was no effect of T. harzianum colonization on the biological traits of M. persicae feeding on Demre-type pepper plants.

Keywords

Supporting Institution

The Scientific and Technological Research Council of Türkiye (TÜBİTAK)

Ethical Statement

Çalışma etik kurul belgesi gerektirmemektedir.

References

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Details

Primary Language

English

Subjects

Entomology in Agriculture

Journal Section

Research Article

Publication Date

December 29, 2025

Submission Date

June 4, 2025

Acceptance Date

October 14, 2025

Published in Issue

Year 2025 Volume: 14 Number: 2

APA
Kara, H., & Koşar, F. (2025). Effect of Trichoderma harzianum Rifai (Ascomycota: Hypocreales) on the Biological Traits of Myzus persicae (Sulzer, 1776) (Hemiptera: Aphididae) Mediated by Pepper Plant. Akademik Ziraat Dergisi, 14(2), 178-188. https://doi.org/10.29278/azd.1713787

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