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The relation of photosynthesis by phytometers in the profiles of kale crops to leaf area index above them.

Published online: 12 Jan 1970

Authors: Leach, G. F.

Content type: Journal article

Journal title: Journal of Applied Ecology

To estimate the effect of foliage at different positions in the profiles of kale crops on the rate of photosynthesis below it, crop LAI was varied by ...

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Differences between natural populations of Trifolium repens L. in response to mineral nutrients. 2. Calcium, magnesium and potassium.

Published online: 12 Jan 1970

Authors: Snaydon, R. W. & Bradshaw, A. D.

Content type: Journal article

Journal title: Journal of Applied Ecology

Natural populations of Trifolium repens collected from contrasting soil types differed in response to Ca, Mg and K when grown in sand culture. Populat...

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Resistance to water flow in soil and plant. 2. A review of experimental evidence on the rhizosphere resistance.

Published online: 12 Jan 1970

Authors: Newman, E. I.

Content type: Journal article

Journal title: Journal of Applied Ecology

Results of some experiments on a range of species, including maize, birdsfoot trefoil, perennial ryegrass, meadow foxtail and intermediate wheatgrass,...

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Tolerance of heavy metals and the reclamation of industrial waste.

Published online: 12 Jan 1970

Authors: Gadgil, R. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

The Zn and Cu tolerance of populations of Agrostis tenuis, A. stolonifera, Anthoxanthum odoratum, Festuca rubra and F. ovina was tested on root growth...

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Land classification for management planning in the Luangwa Valley of Zambia.

Published online: 12 Jan 1970

Authors: Astle, W. L. & Webster, R. & Lawrance, C. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

The Luangwa Valley is about 700 km long and up to 90 km wide, and contains about 15, 000 km2 of game reserves where local overgrazing and overbrowsing...

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The relation of photosynthesis by phytometers in the profiles of kale crops to leaf area index above them.

Published online: 03 Jan 1970

Authors: Leach, G. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

To estimate the effect of foliage at different positions in the profiles of kale crops on the rate of photosynthesis below it, crop LAI was varied by ...

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The effect of weather on frit fly (Oscinella frit L.) and its predators.

Published online: 03 Jan 1970

Authors: Jones, M. G.

Content type: Journal article

Journal title: Journal of Applied Ecology

When weather was favourable (warm, dry) for ovi-position by O. frit, the combined activity of predators and parasites was found to be inadequate to pr...

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Resistance to water flow in soil and plant. 2. A review of experimental evidence on the rhizosphere resistance.

Published online: 03 Jan 1970

Authors: Newman, E. I.

Content type: Journal article

Journal title: Journal of Applied Ecology

Results of some experiments on a range of species, including maize, castor and sunflowers, did not appear to be in accordance with the claim that appr...

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The effect of fluctuating light intensity on plant growth.

Published online: 03 Jan 1970

Authors: Huxley, P. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Young plants of 5 species were grown in pots for 8-16 days in daylight under shades constructed of 6-mm strips. The shades were fixed or were made to ...

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Improvement of red acid sands by the Neem tree (Azadirachta indica) in Sokoto, north-western state of Nigeria.

Published online: 13 Nov 1969

Authors: Radwanski, S. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Analytical data (tabulated) show that A. indica has considerably improved the nutrient content and physical condition of the infertile acid sands on w...

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