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Overwintering in the cabbage root fly Delia radicum: a dynamic model of temperature-dependent dormancy and post-dormancy development.

Published online: 02 Jul 1997

Authors: Johnsen, S. & Gutierrez, A. P. & Jørgensen, J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Emergence data on adults of Delia radicum from overwintering dormant pupae were used to develop a temperature-driven stage dynamics model to analyse d...

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Microclimate in an apple orchard.

Published online: 01 Jan 1974

Authors: Landsberg, J. J. & Powell, D. B. B. & Butler, D. R.

Content type: Journal article

Journal title: Journal of Applied Ecology

During 1971 micro-meteorological measurements were made in March, May, July, August and October in a 7-year-old hedgerow-type apple orchard. The albed...

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Modification of the triangle method of degree-day accumulation to allow for behavioural thermoregulation in insects.

Published online: 13 Apr 1999

Authors: Bryant, S. R. & Bale, J. S. & Thomas, C. D.

Content type: Journal article

Journal title: Journal of Applied Ecology

The ability to predict insect development in field situations is fundamental to pest management programmes and in the understanding of insect phenolog...

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Temperature and leaf growth in four grass species.

Published online: 01 Jan 1976

Authors: Peacock, J. M.

Content type: Journal article

Journal title: Journal of Applied Ecology

Leaf extension rates of perennial ryegrass, Italian ryegrass, tall fescue and timothy were measured in the field using artificial soil heating as a tr...

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Describing the progression of almond bloom using accumulated heat units.

Published online: 02 May 1997

Authors: Degrandi-Hoffman, G. & Thorp, R. & Loper, G. & Eisikowitch, D.

Content type: Journal article

Journal title: Journal of Applied Ecology

The duration of the flowering period and the fraction of open flowers over time were defined as functions of growing degree-days for 5 almond cultivar...

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Effects of total solar radiation and temperature on vegetative growth in the East of Scotland.

Published online: 01 Jan 1974

Authors: Hegarty, T. W.

Content type: Journal article

Journal title: Journal of Applied Ecology

Effects of total solar radiation and temperature on the early vegetative growth of Helianthus annuus cv. Polestar and Phaseolus vulgaris cv. Canadian ...

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Population biology of the freshwater snail Bulinus globosus in the Zimbabwe highveld.

Published online: 14 Oct 1991

Authors: Woolhouse, M. E. J. & Chandiwana, S. K.

Content type: Journal article

Journal title: Journal of Applied Ecology

The population dynamics of B. globosus were studied at 5 river sites in the Zimbabwe highveld for between 4 and 28 months. Adult snail abundance, recr...

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Photosynthesis in Sitka Spruce (Picea sitchensis (Bong.) Carr.) VI. Response of stomata to temperature.

Published online: 01 Jan 1976

Authors: Neilson, R. E. & Jarvis, P. G.

Content type: Journal article

Journal title: Journal of Applied Ecology

The experimental material (all of Queen Charlotte Islands provenance) consisted of seedlings grown for three months in growth chambers and detached sh...

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Temperature requirements of some aphids and their parasites.

Published online: 01 Jan 1975

Authors: Campbell, A. & Frazer, B. D. & Gilbert, N. & Gutierrez, A. P. & Mackauer, M.

Content type: Journal article

Journal title: Journal of Applied Ecology

The temperature requirements of five aphid species (Acyrthosiphon pisum (Harris), Aphis craccivora Koch, Brevicoryne brassicae(L.). Macrosiphum avenae...

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Overwintering strategy and the timing of the spring migration of the cereal aphids Sitobion avenae and Sitobion fragariae.

Published online: 08 Jul 1987

Authors: Walters, K. F. A. & Dewar, A. M.

Content type: Journal article

Journal title: Journal of Applied Ecology

There is a linear relationship between the timing of the spring migration of both Sitobion avenae and S. fragariae and latitude, due to the effect of ...

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