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Phenolic compounds in soil as influenced by the growth of different plant species.

Published online: 01 Jan 1982

Authors: Whitehead, D. C. & Dibb, H. & Hartley, R. D.

Content type: Journal article

Journal title: Journal of Applied Ecology

Soils in which 4 grasses, 8 broadleaved species and 2 ferns had been grown individually for 16 yr were examined for p-hydroxybenzoic, vanillic, p-coum...

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Iodine in the U.K. environment with particular reference to agriculture.

Published online: 01 Jan 1979

Authors: Whitehead, D. C.

Content type: Journal article

Journal title: Journal of Applied Ecology

The iodine content of the top 15 cm of 132 soils formed from a variety of parent materials within the UK ranged from 0.5 to 98.2 mu g g-1 on a dry wei...

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Nitrogen, including 15N-labelled fertilizer nitrogen, in components of a grass sward.

Published online: 09 Apr 1985

Authors: Whitehead, D. C. & Dawson, K. P.

Content type: Journal article

Journal title: Journal of Applied Ecology

A sward of perennial ryegrass cv. S23 grown during 1979-81 was treated on 20 April with 130 kg N/ha as ammonium nitrate doubly labelled with 15N, foll...

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Transformations of nitrogen following the application of 15N-labelled cattle urine to an established grass sward.

Published online: 10 Nov 1990

Authors: Whitehead, D. C. & Bristow, A. W.

Content type: Journal article

Journal title: Journal of Applied Ecology

Cattle urine, labelled with 15N urea, was applied in August 1987 at a rate equivalent to 74 g N/m2 to a series of confined microplots, at Hurley, UK, ...

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