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Showing 297 results

A method of estimating the total length of root in a sample.

Published online: 29 Oct 1967

Authors: Newman, E. I.

Content type: Journal article

Journal title: Journal of Applied Ecology

The line intersection method is described. In practical tests with plants, including beans, the method compared well with direct measurement.-Duke Uni...

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Measurement of length in random arrangements of lines.

Published online: 21 Dec 1971

Authors: MARSH, B. a'B.

Content type: Journal article

Journal title: Journal of Applied Ecology

Use of a grid for rapid estimation of root length is described.-R.B.

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Measurement of length in random arrangements of lines.

Published online: 11 Jan 1971

Authors: MARSH, B. A'B.

Content type: Journal article

Journal title: Journal of Applied Ecology

Use of a grid for rapid estimation of root length is described.-R.B.

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A tipping bucket recorder for use in stem flow studies.

Published online: 24 Feb 1970

Authors: White, E. J. & Rhodes, P. S.

Content type: Journal article

Journal title: Journal of Applied Ecology

The recorder described and illustrated is particularly suitable for stem-flow studies because of its large-capacity buckets (100 ml.).KEYWORDS: Hydrol...

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Instruments for the measurement of photosynthetically active radiation and red, far-red and blue light.

Published online: 01 Jan 1983

Authors: Woodward, F. I.

Content type: Journal article

Journal title: Journal of Applied Ecology

The design of an instrument for the simultaneous measurement of photosynthetically active radiation and red, far-red and blue light is described. The ...

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A portable LIDAR system for rapid determination of forest canopy structure.

Published online: 15 Sep 2004

Authors: Parker, G. G. & Harding, D. J. & Berger, M. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

The functional characteristics of forests are related to the organization of their canopies. However, understanding the relationship between canopy st...

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Leaf volume: a simple method for measurement and some notes on its use in studies of leaf growth.

Published online: 24 Oct 1971

Authors: Huxley, P. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

A liquid displacement method is described for rapidly measuring the volumes of individual detached leaves or other small plant parts. It is accurate t...

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An improved method for the rapid assessment of forest understorey light environments.

Published online: 29 Oct 2001

Authors: Brown, N. & Jennings, S. & Wheeler, P. & Nabe-Nielsen, J.

Content type: Journal article

Journal title: Journal of Applied Ecology

The high spatial and temporal variability of forest understorey light environments requires lengthy and/or extensive sampling in order to characterize...

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A sensitive device for recording atmospheric CO2 profiles.

Published online: 01 Jan 1974

Authors: Saugier, B. & Ripley, E. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

The system described samples average atmospheric CO2 content at 6 levels and can detect differences of 0.1 ppm between levels.

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Field measurement of transpiration in Douglas-fir.

Published online: 01 Jan 1976

Authors: Kline, J. R. & Reed, K. L. & Waring, R. H. & Stewart, M. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

Transpiration rates of Douglas-fir trees (Pseudotsuga menziesii) were measured in the field, using tritiated water (HTO) as a tracer for water. Sites ...

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