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Showing 21 results

Modelling the emergence response of weed seeds to burial depth: interactions with seed density, weight and shape.

Published online: 24 Sep 2003

Authors: Grundy, A. C. & Mead, A. & Burston, S.

Content type: Journal article

Journal title: Journal of Applied Ecology

Weeds play an important role in arable and horticultural habitats, and models are being developed to improve our understanding of their population dyn...

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Dynamics of seed populations of Rumex crispus and Rumex obtusifolius (Polygonaceae) in disturbed and undisturbed soil.

Published online: 01 Jan 1980

Authors: Weaver, S. E. & Cavers, P. B.

Content type: Journal article

Journal title: Journal of Applied Ecology

Seed longevity and germination in various situations were examined in Rumex crispus and R. obtusifolius. The % germination of both spp. was significan...

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Estimation of the seed bank of a chalk grassland ley established on former arable land.

Published online: 14 Jun 1988

Authors: Graham, D. J. & Hutchings, M. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

The size, composition and seasonal and depth-related variations in the soil seed bank of a former chalk grassland ley were determined at monthly inter...

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Fit by design: developing seed-substrate combinations to adapt dike grasslands to microclimatic variation.

Published online: 22 Feb 2024

Authors: Bauer, M. & Huber, J. K. & Kollmann, J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Sowing is a well-established restoration technique to overcome dispersal limitation. Seed mixtures adapted to certain environmental conditions, like s...

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Contractile growth of the hypocotyl of Lotononis bainesii seedlings in relation to some environmental factors.

Published online: 07 Nov 1992

Authors: Fujita, M. & Humphreys, L. R.

Content type: Journal article

Journal title: Journal of Applied Ecology

In a greenhouse experiment L. bainesii seeds were sown at 0, 10, 20 or 30 mm depth, covered with Digitaria decumbens straw (20 mm length) at 0, 70, 14...

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The effects of seed burial and soil disturbance on emergence and survival of arable weeds in relation to minimal cultivation.

Published online: 20 Dec 1984

Authors: Froud-Williams, R. J. & Chancellor, R. J. & Drennan, D. S. H.

Content type: Journal article

Journal title: Journal of Applied Ecology

Seeds of 16 arable weed spp. collected in 1977 were sown outdoors in boxes or pots at various depths. Most grass spp. emerged in the autumn, while man...

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Interacting effects of sand, slugs and jute drive community composition in direct-seeded urban wildflower meadows.

Published online: 01 Dec 2024

Authors: Horsfall, K. & Livesley, S. J. & Delpratt, J. & Hirst, M. J. & Williams, N. S. G.

Content type: Journal article

Journal title: Journal of Applied Ecology

Wildflower meadows support biodiversity in urban environments, whilst providing low-maintenance, amenity landscapes. By moving from international plan...

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Soil impedance as a factor reducing crop seedling emergence, and its relation to soil conditions at sowing, and to applied water.

Published online: 01 Jan 1979

Authors: Hegarty, T. W. & Royle, S. M.

Content type: Journal article

Journal title: Journal of Applied Ecology

Seeds of calabrese, carrot, onion and sugar beet were sown in the field on successive occasions. Soil integral impedance (work done in penetrating the...

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The effects of sheep numbers on associations of Collembola in sown pastures.

Published online: 01 Jan 1977

Authors: King, K. L. & Hutchinson, K. J. & Greenslade, P.

Content type: Journal article

Journal title: Journal of Applied Ecology

Species diversity, richness and evenness of Collembola populations were estimated for spring, summer, autumn and winter samplings of pastures at Armid...

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The effect of cultivation on the vertical distribution of seeds in the soil.

Published online: 12 Jan 1969

Authors: Soriano, A. & Zeiger, E. & Servy, E. & Suero, A.

Content type: Journal article

Journal title: Journal of Applied Ecology

In a study on the distribution of weed seeds in soil, seeds of lucerne and oilseed flax, which differ markedly in size, shape and seed-coat properties...

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