Foraging wireworms are attracted to root-produced volatile aldehydes

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

Standard

Foraging wireworms are attracted to root-produced volatile aldehydes. / Barsics, Fanny; Delory, Benjamin M.; Delaplace, Pierre et al.
in: Journal of Pest Science, Jahrgang 90, Nr. 1, 01.02.2017, S. 69-76.

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

Harvard

Barsics, F, Delory, BM, Delaplace, P, Francis, F, Fauconnier, ML, Haubruge, É & Verheggen, FJ 2017, 'Foraging wireworms are attracted to root-produced volatile aldehydes', Journal of Pest Science, Jg. 90, Nr. 1, S. 69-76. https://doi.org/10.1007/s10340-016-0734-y

APA

Barsics, F., Delory, B. M., Delaplace, P., Francis, F., Fauconnier, M. L., Haubruge, É., & Verheggen, F. J. (2017). Foraging wireworms are attracted to root-produced volatile aldehydes. Journal of Pest Science, 90(1), 69-76. https://doi.org/10.1007/s10340-016-0734-y

Vancouver

Barsics F, Delory BM, Delaplace P, Francis F, Fauconnier ML, Haubruge É et al. Foraging wireworms are attracted to root-produced volatile aldehydes. Journal of Pest Science. 2017 Feb 1;90(1):69-76. doi: 10.1007/s10340-016-0734-y

Bibtex

@article{393281c0674a49e38f8c173d6c5b0972,
title = "Foraging wireworms are attracted to root-produced volatile aldehydes",
abstract = "Soil-dwelling insects are known to react to chemical cues they encounter in the rhizosphere. Whether wireworms (Coleoptera, Elateridae) use root-emitted volatile organic chemicals to localize their host plant remains, however, poorly understood. Here, we aimed at identifying chemical cues released by barley roots that attract Agriotes sordidus. In a first behavioral experiment, we assessed the ability of wireworms to orient towards live barley roots, using dual-choice olfactometers suitable for belowground insects. Then, we collected the volatile organic compounds (VOC) produced by barley roots using a dynamic head-space sampling approach. VOC were quantified and identified using gas chromatography—mass spectrometry (GC–MS). The odorant blend is composed of four aldehydes, namely hexanal, (E)-hex-2-enal, (E)-non-2-enal, and (E,Z)-nona-2,6-dienal. In a second set of dual-choice bioassays, wireworms were attracted towards a synthetic blend of these four major compounds. However, the synthetic blend was not as attractive as live roots, which is partially explained by the absence of CO2, commonly known as a strong attractant for soil-dwelling insects. While CO2 indicates the presence of living material in the vicinity, we hypothesize that additional VOC inform about the plant suitability. A better understanding of these belowground signals would contribute to the development of new integrated control strategies against wireworms.",
keywords = "Ecosystems Research, Coleoptera, Elateridae, Agriotes, Integrated pest management, Volatile compounds, chemical ecology, Dynamic head-space sampling, Sustainability Science, Biology",
author = "Fanny Barsics and Delory, {Benjamin M.} and Pierre Delaplace and Fr{\'e}d{\'e}ric Francis and Fauconnier, {Marie Laure} and {\'E}ric Haubruge and Verheggen, {Fran{\c c}ois J.}",
year = "2017",
month = feb,
day = "1",
doi = "10.1007/s10340-016-0734-y",
language = "English",
volume = "90",
pages = "69--76",
journal = "Journal of Pest Science",
issn = "1612-4758",
publisher = "Springer",
number = "1",

}

RIS

TY - JOUR

T1 - Foraging wireworms are attracted to root-produced volatile aldehydes

AU - Barsics, Fanny

AU - Delory, Benjamin M.

AU - Delaplace, Pierre

AU - Francis, Frédéric

AU - Fauconnier, Marie Laure

AU - Haubruge, Éric

AU - Verheggen, François J.

PY - 2017/2/1

Y1 - 2017/2/1

N2 - Soil-dwelling insects are known to react to chemical cues they encounter in the rhizosphere. Whether wireworms (Coleoptera, Elateridae) use root-emitted volatile organic chemicals to localize their host plant remains, however, poorly understood. Here, we aimed at identifying chemical cues released by barley roots that attract Agriotes sordidus. In a first behavioral experiment, we assessed the ability of wireworms to orient towards live barley roots, using dual-choice olfactometers suitable for belowground insects. Then, we collected the volatile organic compounds (VOC) produced by barley roots using a dynamic head-space sampling approach. VOC were quantified and identified using gas chromatography—mass spectrometry (GC–MS). The odorant blend is composed of four aldehydes, namely hexanal, (E)-hex-2-enal, (E)-non-2-enal, and (E,Z)-nona-2,6-dienal. In a second set of dual-choice bioassays, wireworms were attracted towards a synthetic blend of these four major compounds. However, the synthetic blend was not as attractive as live roots, which is partially explained by the absence of CO2, commonly known as a strong attractant for soil-dwelling insects. While CO2 indicates the presence of living material in the vicinity, we hypothesize that additional VOC inform about the plant suitability. A better understanding of these belowground signals would contribute to the development of new integrated control strategies against wireworms.

AB - Soil-dwelling insects are known to react to chemical cues they encounter in the rhizosphere. Whether wireworms (Coleoptera, Elateridae) use root-emitted volatile organic chemicals to localize their host plant remains, however, poorly understood. Here, we aimed at identifying chemical cues released by barley roots that attract Agriotes sordidus. In a first behavioral experiment, we assessed the ability of wireworms to orient towards live barley roots, using dual-choice olfactometers suitable for belowground insects. Then, we collected the volatile organic compounds (VOC) produced by barley roots using a dynamic head-space sampling approach. VOC were quantified and identified using gas chromatography—mass spectrometry (GC–MS). The odorant blend is composed of four aldehydes, namely hexanal, (E)-hex-2-enal, (E)-non-2-enal, and (E,Z)-nona-2,6-dienal. In a second set of dual-choice bioassays, wireworms were attracted towards a synthetic blend of these four major compounds. However, the synthetic blend was not as attractive as live roots, which is partially explained by the absence of CO2, commonly known as a strong attractant for soil-dwelling insects. While CO2 indicates the presence of living material in the vicinity, we hypothesize that additional VOC inform about the plant suitability. A better understanding of these belowground signals would contribute to the development of new integrated control strategies against wireworms.

KW - Ecosystems Research

KW - Coleoptera

KW - Elateridae

KW - Agriotes

KW - Integrated pest management

KW - Volatile compounds

KW - chemical ecology

KW - Dynamic head-space sampling

KW - Sustainability Science

KW - Biology

UR - http://www.scopus.com/inward/record.url?scp=84957946001&partnerID=8YFLogxK

U2 - 10.1007/s10340-016-0734-y

DO - 10.1007/s10340-016-0734-y

M3 - Journal articles

AN - SCOPUS:84957946001

VL - 90

SP - 69

EP - 76

JO - Journal of Pest Science

JF - Journal of Pest Science

SN - 1612-4758

IS - 1

ER -

DOI