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An integrating photometer for outdoor use particularly in trees.

Published online: 28 Oct 1968

Authors: Jackson, J. E. & Slater, C. H. W.

Content type: Journal article

Journal title: Journal of Applied Ecology

Construction and performance details are given.

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Water use by Irrigated cotton in Sudan. 1. Reflection of short-wave radiation.

Published online: 15 Jul 1968

Authors: Rijks, D. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

As the crop developed and the sun's declination changed, mean values per day of the reflection coefficient increased from 0.15-0.23. After rain or irr...

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The ecology of Acacia albida on mantle soils in Zalingei, Jebel Marra, Sudan.

Published online: 15 Jul 1968

Authors: Radwanski, S. A. & Wickens, G. E.

Content type: Journal article

Journal title: Journal of Applied Ecology

In the basement complex country of the area, ranges of rocky hills are separated by a deeply weathered pedeplain dissected by seasonal watercourses. I...

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The effect of management and competition on the uptake of 32phosporus by ryegrass, meadow fescue and their natural hybrid.

Published online: 15 Jul 1968

Authors: O'brien, T. A. & Moorby, J. & Whittingham, W. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Single plants of ryegrass, meadow fescue and a triploid hybrid between them were grown in small plots alone or in competition under simulated grazing ...

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Nitrogen determination in nutrient cycling studies: an improved technique for handling multiple samples.

Published online: 15 Jul 1968

Authors: Etherington, J. R. & Morrey, B. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

One ml Kjeldahl digest containing 1-25µg N is pipetted into a specimen tube. A nylon fabric disc is placed in a depression inside the plastic cap and ...

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Studies of the water relations of Pinus sylvestris in plantation conditions. V. Responses to variation in soil water conditions.

Published online: 15 Jul 1968

Authors: Rutter, A. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

On the Dry plot, rain was prevented from entering the soil; on the Irrigated plot, the soil was kept near field capacity by irrigation; the Normal plo...

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The distribution of slugs in a potato crop.

Published online: 15 Jul 1968

Authors: Stephenson, J. W.

Content type: Journal article

Journal title: Journal of Applied Ecology

A method of detecting slugs below ground, using recoverable potato baits in a medium heavy silt soil, is described. Arion hortensis and Milax buda-pes...

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A Darwinian approach to plant ecology.

Published online: 05 Mar 1968

Authors: Harper, J. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

Darwin's ecological conceptions and their stimulus to modern experimental ecology are considered. Examples of weed population behaviour are included.-...

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Brush-control studies in the drier areas of Kenya. 4. Effects of controlled burning on secondary thicket in upland Acacia Woodland.

Published online: 05 Mar 1968

Authors: Thomas, D. B. & Pratt, D. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Two burning regimes (burning each year during 1958-60 and burning in 1958 and 1960 only) were compared for the clearance of thicket in Acacia woodland...

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Productivity and canopy structure in seven temperate forage grasses.

Published online: 13 Jan 1968

Authors: Hunt, L. A. & Cooper, J. P.

Content type: Journal article

Journal title: Journal of Applied Ecology

Yield determinations were made during Apr.-May and Aug.-Sept. on vegetative swards of Arrhenatherum elatius, Cynosurus cristatus, Festuca arundinacea,...

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