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Facilitation by isolated trees triggers woody encroachment and a biome shift at the savanna-forest transition.

Published online: 19 Dec 2021

Authors: Abreu, R. C. R. & Durigan, G. & Melo, A. C. G. & Pilon, N. A. L. & Hoffmann, W. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Woody encroachment into grassy biomes is a global phenomenon, often resulting in a nearly complete turnover of species, with savanna specialists being...

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The removal of woody encroachment restores biophysical gradients in Midwestern oak savannas.

Published online: 04 Mar 2009

Authors: Brudvig, L. A. & Asbjornsen, H.

Content type: Journal article

Journal title: Journal of Applied Ecology

Savannas throughout the world are characterized by spatial gradients of resources created by scattered overstorey trees. These gradients are important...

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Agricultural land-use history and restoration impact soil microbial biodiversity.

Published online: 24 Nov 2020

Authors: Turley, N. E. & Bell-Dereske, L. & Evans, S. E. & Brudvig, L. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Human land uses, such as agriculture, can leave long-lasting legacies as ecosystems recover. As a consequence, active restoration may be necessary to ...

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Seedling establishment in an Australian tropical savanna: effects of seed supply, soil disturbance and fire.

Published online: 19 Feb 2003

Authors: Setterfield, S. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Australia's savannas typically are burnt every 1-3 years. Although there are concerns about the effect of frequent fire on recruitment of Australian s...

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Nutrients in soil and vegetation around two artificial waterpoints in Eastern Botswana.

Published online: 25 Oct 1988

Authors: Tolsma, D. J. & Ernst, W. H. O. & Verwey, R. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

A comparison of the vegetation and soil was made around 2 boreholes, differing in cattle density and exploitation period, in the dry savanna of E. Bot...

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Microbial C, N and P in dry tropical savanna: effects of burning and grazing.

Published online: 25 Apr 1992

Authors: Singh, R. S. & Srivastava, S. C. & Raghubanshi, A. S. & Singh, J. S. & Singh, S. P.

Content type: Journal article

Journal title: Journal of Applied Ecology

The effects of burning and grazing of dry tropical Indian savanna on the level of available nutrient pools and microbial C, N and P were assessed. The...

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Fire prevents woody encroachment only at higher-than-historical frequencies in a South African savanna.

Published online: 23 Aug 2017

Authors: Case, M. F. & Staver, A. C.

Content type: Journal article

Journal title: Journal of Applied Ecology

Woody encroachment is a pervasive challenge facing savanna and grassland managers world-wide. Proposed drivers of the phenomenon range from local chan...

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Spatial variability in the potential for symbiotic N2 fixation by woody plants in a subtropical savanna ecosystem.

Published online: 07 May 1997

Authors: Zitzer, S. F. & Archer, S. R. & Boutton, T. W.

Content type: Journal article

Journal title: Journal of Applied Ecology

Root infection by symbiotic N2-fixing Frankia and Rhizobium strains was quantified in relation to light and soil properties for seedlings of 12 woody ...

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Shifting thresholds and changing degradation patterns: climate change effects on the simulated long-term response of a semi-arid savanna to grazing.

Published online: 01 Aug 2012

Authors: Lohmann, D. & Tietjen, B. & Blaum, N. & Joubert, D. F. & Jeltsch, F.

Content type: Journal article

Journal title: Journal of Applied Ecology

The complex, nonlinear response of dryland systems to grazing and climatic variations is a challenge to management of these lands. Predicted climatic ...

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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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