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Dynamics of shrub encroachment in an African savanna: relative influences of fire, herbivory, rainfall and density dependence.

Published online: 22 Aug 2001

Authors: Roques, K. G. & O'Connor, T. G. & Watkinson, A. R.

Content type: Journal article

Journal title: Journal of Applied Ecology

Shrub encroachment has been widely observed in savanna regions. This study analysed the causes of shrub encroachment in the lowveld savanna of north-e...

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Analysing shrub encroachment in the southern Kalahari: a grid-based modelling approach.

Published online: 22 Apr 1998

Authors: Jeltsch, F. & Milton, S. J. & Dean, W. R. J. & Rooyen, N. van

Content type: Journal article

Journal title: Journal of Applied Ecology

Shrub encroachment is reducing the carrying capacity of arid grasslands in southern Africa for cattle. Although shrub-encroachment is known to occur a...

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Complementary impacts of small rodents and semi-domesticated ungulates limit tall shrub expansion in the tundra.

Published online: 05 Feb 2014

Authors: Ravolainen, V. T. & Bråthen, K. A. & Yoccoz, N. G. & Nguyen, J. K. & Ims, R. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

While shrubs appear to be expanding in Arctic tundra due to climatic warming, patches of tall shrubs in riparian habitats are most likely to colonize ...

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Herbaceous biomass in a Eucalyptus savanna woodland after removing trees and/or shrubs.

Published online: 15 Dec 1990

Authors: Harrington, G. N. & Johns, G. G.

Content type: Journal article

Journal title: Journal of Applied Ecology

Herbaceous biomass was monitored for 9 years in an intact, semiarid savanna woodland near Bourke, New South Wales, with a 15% canopy cover of E. popul...

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Complex biotic interactions mediated by shrubs: revisiting the stress-gradient hypothesis and consequences for tree seedling survival.

Published online: 26 Nov 2020

Authors: Guignabert, A. & Augusto, L. & Gonzalez, M. & Chipeaux, C. & Delerue, F.

Content type: Journal article

Journal title: Journal of Applied Ecology

Using nurse shrubs to improve tree seedling establishment in stressed environments is a common practice in forestry. Recent refinements of the stress-...

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Grazing dampens the positive effects of shrub encroachment on ecosystem functions in a semi-arid woodland.

Published online: 31 Jul 2013

Authors: Eldridge, D. J. & Soliveres, S. & Bowker, M. A. & Val, J.

Content type: Journal article

Journal title: Journal of Applied Ecology

The encroachment of woody plants into grasslands, open woodlands and savannah has been widely reported over the past few decades. Overgrazing is a pro...

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Shrub layer dynamics under different herbivore densities in an arid savanna, Botswana.

Published online: 15 Dec 1990

Authors: Skarpe, C.

Content type: Journal article

Journal title: Journal of Applied Ecology

A grazing experiment in an arid savanna in Botswana examined heavy and moderate grazing by cattle. The dynamics of the shrub layer were followed for 5...

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Effects of herbivory on twig dynamics of a Sonoran desert shrub Simmondsia chinensis (Link) Schn.

Published online: 12 Jan 1990

Authors: Roundy, B. A. & Ruyle, G. B.

Content type: Journal article

Journal title: Journal of Applied Ecology

Density of jojoba (Simmondsia chinensis) was similar but plant size and cover were greater inside than outside a 48-yr-old livestock (cattle) exclosur...

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Regulation of shrub dynamics by native browsing ungulates on East African rangeland.

Published online: 24 Mar 2004

Authors: Augustine, D. J. & McNaughton, S. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Herbivores, edaphic features and fire are primary factors regulating the balance between woody and herbaceous vegetation in savannas. Many observation...

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Woody shrubs and herbivory influence tree encroachment in the sandplain heathlands of southwestern Australia.

Published online: 07 Apr 2010

Authors: Maher, K. A. & Hobbs, R. J. & Yates, C. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Tree encroachment into herbaceous and shrub communities is a common phenomenon world-wide. Encroachment of the tree Allocasuarina huegeliana in sandpl...

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