The small-scale spatial distribution of an invading moth

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The small-scale spatial distribution of an invading moth. / Nash, David Richard; Agassiz, David J. L.; Godfray, H. C. J.; Lawton, John H.

In: Oecologia, Vol. 103, 1995, p. 196-202.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Nash, DR, Agassiz, DJL, Godfray, HCJ & Lawton, JH 1995, 'The small-scale spatial distribution of an invading moth', Oecologia, vol. 103, pp. 196-202.

APA

Nash, D. R., Agassiz, D. J. L., Godfray, H. C. J., & Lawton, J. H. (1995). The small-scale spatial distribution of an invading moth. Oecologia, 103, 196-202.

Vancouver

Nash DR, Agassiz DJL, Godfray HCJ, Lawton JH. The small-scale spatial distribution of an invading moth. Oecologia. 1995;103:196-202.

Author

Nash, David Richard ; Agassiz, David J. L. ; Godfray, H. C. J. ; Lawton, John H. / The small-scale spatial distribution of an invading moth. In: Oecologia. 1995 ; Vol. 103. pp. 196-202.

Bibtex

@article{82a95f3221e74c1d8a2f5c64a7840e42,
title = "The small-scale spatial distribution of an invading moth",
abstract = "We studied the spread of a small leaf-mining moth [Phyllonorycter leucographella (Zeller), Gracillariidae] after its accidental introduction into the British Isles. At large geographical scales, previous work had shown the spread to be well described by a travelling wave of constant velocity. Here, we report the pattern of spread at scales of 1 km2. By locating all bushes of the insect's foodplant (Pyracanrha spp.) within 1-km2 quad- rats, the precise pattern of colonisation at finer spatial scales could be established. Where the 1-km2 site was colonised by moths from the main advancing front, no spatial pattern in the order that bushes were infested was found. If the source of colonisation was a single or small group of infested plants within the site, there was some evidence that nearby plants were colonised first. We found no evidence of population turnover after colonisat- ion. We interpret the results in terms of a two-stage mod- el of invasion that produces different patterns at small and large geographical scales. ",
keywords = "Gamma, PDF",
author = "Nash, {David Richard} and Agassiz, {David J. L.} and Godfray, {H. C. J.} and Lawton, {John H.}",
year = "1995",
language = "Udefineret/Ukendt",
volume = "103",
pages = "196--202",
journal = "Oecologia",
issn = "0029-8519",
publisher = "Springer",

}

RIS

TY - JOUR

T1 - The small-scale spatial distribution of an invading moth

AU - Nash, David Richard

AU - Agassiz, David J. L.

AU - Godfray, H. C. J.

AU - Lawton, John H.

PY - 1995

Y1 - 1995

N2 - We studied the spread of a small leaf-mining moth [Phyllonorycter leucographella (Zeller), Gracillariidae] after its accidental introduction into the British Isles. At large geographical scales, previous work had shown the spread to be well described by a travelling wave of constant velocity. Here, we report the pattern of spread at scales of 1 km2. By locating all bushes of the insect's foodplant (Pyracanrha spp.) within 1-km2 quad- rats, the precise pattern of colonisation at finer spatial scales could be established. Where the 1-km2 site was colonised by moths from the main advancing front, no spatial pattern in the order that bushes were infested was found. If the source of colonisation was a single or small group of infested plants within the site, there was some evidence that nearby plants were colonised first. We found no evidence of population turnover after colonisat- ion. We interpret the results in terms of a two-stage mod- el of invasion that produces different patterns at small and large geographical scales.

AB - We studied the spread of a small leaf-mining moth [Phyllonorycter leucographella (Zeller), Gracillariidae] after its accidental introduction into the British Isles. At large geographical scales, previous work had shown the spread to be well described by a travelling wave of constant velocity. Here, we report the pattern of spread at scales of 1 km2. By locating all bushes of the insect's foodplant (Pyracanrha spp.) within 1-km2 quad- rats, the precise pattern of colonisation at finer spatial scales could be established. Where the 1-km2 site was colonised by moths from the main advancing front, no spatial pattern in the order that bushes were infested was found. If the source of colonisation was a single or small group of infested plants within the site, there was some evidence that nearby plants were colonised first. We found no evidence of population turnover after colonisat- ion. We interpret the results in terms of a two-stage mod- el of invasion that produces different patterns at small and large geographical scales.

KW - Gamma

KW - PDF

M3 - Tidsskriftartikel

VL - 103

SP - 196

EP - 202

JO - Oecologia

JF - Oecologia

SN - 0029-8519

ER -

ID: 33837998