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Prediction of weed density: the increase of error with prediction interval, and the use of long-term prediction for weed management.

Published online: 08 Jul 1999

Authors: Wallinga, J. & Grasman, J. & Groeneveld, R. M. W. & Kropff, M. J. & Lotz, L. A. P.

Content type: Journal article

Journal title: Journal of Applied Ecology

This paper addresses the errors that are associated with the long-term prediction of weed densities, and the effect of these errors on the performance...

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The foliage-light product, a measure for assessing orchard canopies, and its relation to the yields of three apple varieties trained to three forms.

Published online: 01 Jan 1973

Authors: Maggs, D. H. & Alexander, D. McE.

Content type: Journal article

Journal title: Journal of Applied Ecology

The foliage-light product (FLP) is proposed as a simple and rapid means of assessing management systems of orchard trees by combining the two importan...

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On the analysis of competition within two-species mixtures of plants.

Published online: 28 Oct 1985

Authors: Firbank, L. G. & Watkinson, A. R.

Content type: Journal article

Journal title: Journal of Applied Ecology

Agrostemma githago and wheat cv. Sicco were grown in 1981 in monocultures and 1:1 mixtures at total densities of 16, 40, 120, 400 or 1200 seeds/m2. A ...

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Differing priorities explain why some people profit from an alien invader, while others lose out.

Published online: 27 Apr 2021

Published by: British Ecological Society

Authors: Linders, T. E. W. & Schaffner, U. & Alamirew, T. & Allan, E. & Choge, S. K. & Eschen, R. & Shiferaw, H. & Manning, P.

Content type: Blog

This paper describes the impact of the invasive tree, Prosopis juliflora, on the supply of ecosystem services. Prosopis significantly increased the su...

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Stand structure and light penetration. 4. A sensor for measuring photosynthetically active radiation.

Published online: 01 Jan 1981

Authors: Fitter, D. J. & Knapp, P. H. & Wilson, J. W.

Content type: Journal article

Journal title: Journal of Applied Ecology

The construction and calibration of a sensor for measuring light interception in crop canopies are described.

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Community structure of ants (Hymenoptera: Formicidae) in a series of habitats associated with citrus.

Published online: 30 Mar 1984

Authors: Samways, M. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

A transect of 44 pitfall traps passing through 11 point habitats associated with citrus in South Africa captured 10 488 individuals comprising 23 gene...

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Light transmittance by apple leaves and canopies.

Published online: 01 Jan 1978

Authors: Palmer, J. W.

Content type: Journal article

Journal title: Journal of Applied Ecology

Light transmittance and reflectance of sun and shade leaves of apple (cv. Golden Delicious) were measured from May to September over the 380-700 nm wa...

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Seasonal light interception and canopy development in hedgerow and bed system apple orchards.

Published online: 01 Jan 1978

Authors: Palmer, J. W. & Jackson, J. E.

Content type: Journal article

Journal title: Journal of Applied Ecology

Patterns of light interception, in both time and space, were measured during 1973 and 1974 in apple orchards. Several planting systems were investigat...

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Diurnal light interception and a computer model of light interception by hedgerow apple orchards.

Published online: 01 Jan 1978

Authors: Palmer, J. W.

Content type: Journal article

Journal title: Journal of Applied Ecology

There was a marked diurnal variation of light interception by hedgerow orchards on sunny days in June and July. This variation was considerably reduce...

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The relationship of potato leaf temperatures to air temperatures as affected by overhead irrigation, soil moisture and weather.

Published online: 19 Dec 1972

Authors: Lomas, J. & Schlesinger, E. & Zilka, M. & Israeli, A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Automatically recording thermocouple sensing elements clipped to potato leaves and thermocouple needles inserted into the midrib of the leaf showed th...

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