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Germination and emergence characteristics of triazine-susceptible and triazine-resistant biotypes of Solanum nigrum.

Published online: 26 Aug 1998

Authors: Kremer, E. & Lotz, L. A. P.

Content type: Journal article

Journal title: Journal of Applied Ecology

Seedling emergence patterns of triazine-susceptible and triazine-resistant Solanum nigrum plants were studied in the field at Wageningen, the Netherla...

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Ecological fitness of Senecio vulgaris and Amaranthus retroflexus biotypes susceptible or resistant to atrazine.

Published online: 01 Jan 1980

Authors: Conard, S. G. & Radosevich, S. R.

Content type: Journal article

Journal title: Journal of Applied Ecology

Atrazine-resistant or -susceptible biotypes of Senecio vulgaris and Amaranthus retroflexus were compared with regard to DM production, resource alloca...

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East meets west: adaptive evolution of an insect introduced for biological control.

Published online: 04 Jun 2008

Authors: Phillips, C. B. & Baird, D. B. & Iline, I. I. & McNeill, M. R. & Proffitt, J. R. & Goldson, S. L. & Kean, J. M.

Content type: Journal article

Journal title: Journal of Applied Ecology

A possible explanation for low success rates when introducing natural enemies to new regions for biological control of insect pests is that they fail ...

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Alate production by aphids on sugar beet: how likely is the evolution of sugar beet-specific biotypes?

Published online: 20 Apr 2000

Authors: Williams, I. S. & Dewar, A. M. & Dixon, A. F. G. & Thornhill, W. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Aphid clones that feed on the same plant species for many generations often develop biotypes specifically adapted to the particular host-plant. Such b...

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Reduced growth, competitiveness, and photosynthetic efficiency of triazine-resistant Senecio vulgaris from California.

Published online: 14 Jun 1988

Authors: Holt, J. S.

Content type: Journal article

Journal title: Journal of Applied Ecology

Triazine-susceptible and resistant biotypes of S. vulgaris, collected from the same field in Salinas, California, were compared to determine whether r...

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Ecological fitness and the decline of resistance to the herbicide MCPA in a population of Ranunculus acris.

Published online: 14 Jun 1996

Authors: Bourdôt, G. W. & Saville, D. J. & Hurrell, G. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Experiments were conducted (1) to determine whether resistance to MCPA would subside in a population of Ranunculus acris subsp. acris after ending a 3...

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Host-plant affinities of two biotypes of Dactylopius opuntiae (Homoptera: Dactylopiidae): enhanced prospects for biological control of Opuntia stricta (Cactaceae) in South Africa.

Published online: 02 Jun 1999

Authors: Volchansky, C. R. & Hoffmann, J. H. & Zimmermann, H. G.

Content type: Journal article

Journal title: Journal of Applied Ecology

In an attempt to improve the biological control of O. stricta in South Africa, a stock of D. opuntiae was obtained from O. stricta in Australia during...

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Effects of temperature on seed production, seed quality and growth of Paspalum dilatatum.

Published online: 01 Jan 1982

Authors: Pearson, C. J. & Shah, G.

Content type: Journal article

Journal title: Journal of Applied Ecology

Eighteen biotypes collected from different sites were grown in a common environment and seeds from these biotypes were grown in four experiments in co...

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Biological control of cactus weeds: implications of hybridization between control agent biotypes.

Published online: 19 Feb 2003

Authors: Hoffmann, J. H. & Impson, F. A. C. & Volchansky, C. R.

Content type: Journal article

Journal title: Journal of Applied Ecology

Results of recent research on Dactylopius opuntiae, a biological control agent for cactus weeds (Opuntia spp.) in South Africa and elsewhere, challeng...

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The demographic performance of a laboratory strain of codling moth, Cydia pomonella (Lepidoptera: Tortricidae).

Published online: 01 Jan 1979

Authors: Geier, P. W. & Briese, D. T.

Content type: Journal article

Journal title: Journal of Applied Ecology

A comprehensive set of demographic values measured under partly controlled conditions for an inbred Australian strain of Cydia pomonella (L.) is prese...

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