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Ecological Responses to Habitat Fragmentation Per Se
Annual Review of Ecology, Evolution, and Systematics ( IF 11.8 ) Pub Date : 2017-11-02 , DOI: 10.1146/annurev-ecolsys-110316-022612
Lenore Fahrig 1
Affiliation  

For this article, I reviewed empirical studies finding significant ecological responses to habitat fragmentation per se—in other words, significant responses to fragmentation independent of the effects of habitat amount (hereafter referred to as habitat fragmentation). I asked these two questions: Are most significant responses to habitat fragmentation negative or positive? And do particular attributes of species or landscapes lead to a predominance of negative or positive significant responses? I found 118 studies reporting 381 significant responses to habitat fragmentation independent of habitat amount. Of these responses, 76% were positive. Most significant fragmentation effects were positive, irrespective of how the authors controlled for habitat amount, the measure of fragmentation, the taxonomic group, the type of response variable, or the degree of specialization or conservation status of the species or species group. No support was found for predictions that most significant responses to fragmenta...

中文翻译:

生境破碎本身的生态反应

在本文中,我回顾了实证研究,发现对栖息地破碎化本身的显着生态响应——换句话说,对破碎化的显着响应与栖息地数量的影响无关(以下称为栖息地破碎化)。我问了这两个问题:对栖息地破碎化最重要的反应是消极还是积极?物种或景观的特定属性是否会导致负面或正面的显着响应占优势?我发现 118 项研究报告了 381 项与栖息地数量无关的对栖息地破碎化的重要反应。在这些回应中,76% 是积极的。无论作者如何控制栖息地数量、破碎程度、分类群、响应变量类型、或物种或物种群的专业化程度或保护状况。没有发现支持预测,即对碎片的最重要反应......
更新日期:2017-11-02
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