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Ornamental Plants as Invasive Aliens: Problems and Solutions in Kruger National Park, South Africa
The most widespread invasive alien plant species in South Africa’s Kruger National Park (KNP) were either introduced unintentionally along rivers and roads, or intentionally for use as ornamentals.Expand
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Residue allelopathy in Parthenium hysterophorus L.—Does parthenin play a leading role?
Apart from its competitive ability, the invasiveness of the noxious weed Parthenium hysterophorus L. is thought to be due to an ability to displace other species by means of allelopathy. TheExpand
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Protected-Area Boundaries as Filters of Plant Invasions
Abstract Human land uses surrounding protected areas provide propagules for colonization of these areas by non-native species, and corridors between protected-area networks and drainage systems ofExpand
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Risk assessment of riparian plant invasions into protected areas.
Protected areas are becoming increasingly isolated. River corridors represent crucial links to the surrounding landscape but are also major conduits for invasion of alien species. We developed aExpand
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Hitting the right target: taxonomic challenges for, and of, plant invasions
Taxonomic resources are essential for the effective management of invasive plants because biosecurity strategies, legislation dealing with invasive species, quarantine, weed surveillance andExpand
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Reconstructing 50 years of Opuntia stricta invasion in the Kruger National Park, South Africa: environmental determinants and propagule pressure
Many factors influence the spread dynamics and distribution of invasive alien organisms. Despite progress in unravelling the determinants of invasiveness and invasibility, robust, spatially-explicitExpand
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The development and application of strategic adaptive management within South African National Parks
Adaptive management is an appealing approach to deal with inherent uncertainty in complex and interactive social-ecological systems (Holling 2001; Rogers 2003). In short, adaptive management is aboutExpand
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Plant Invasions in Protected Areas
There are numerous excellent volumes on the topic of biological invasions, some of which deal with conservation-related issues to varying degrees. Almost 30 years since the last global assessment ofExpand
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Patterns of alien plant distribution at multiple spatial scales in a large national park: Implications for ecology, management and monitoring
Aim  Spatial scale is critical for understanding and managing biological invasions. In providing direction to managing alien plant invasions, much emphasis is placed on collecting spatially explicitExpand
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Managing alien plant invasions in the Kruger National Park, South Africa
Invasive alien plants were first noted as a problem in the Kruger National Park (KNP) in 1937. Since then, the number of invasive alien species and types of impacts and the overall impact hasExpand
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