Evolved consequences of rarity

Evolved consequences of rarity
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稀有性的演变后果

DOI:
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发表时间:
1997
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通讯作者:
G. Orians
G. Orians
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作者:
G. Orians

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稀有现象很常见,也很普遍。早在1859年,查尔斯·达尔文就写道:“稀有性是所有种类、所有国家的大量物种的属性。”所有物种在某些地方都是稀有的,而且大多数物种在它们的活动范围的边缘是稀有的(Hanski,1982;Brown,1984;Hanski等人,1993)。组成当地生物群的大多数物种是稀有的(Preston,1948;Hubbell,1979)。事实上,大多数物种的稀有导致了一个主要的生态学派,该学派断言,种群通常由密度无关的因素在低种群密度下起作用,而不是受密度依赖的因素,如竞争,后者的影响在高种群密度时最明显(Andrewartha和Birch,1954)。
Rarity is common and widespread. As early as 1859 Charles Darwin wrote that ‘rarity is the attribute of a vast number of species in all classes, in all countries’. All species are rare somewhere, and most species are rare toward the periphery of their ranges (Hanski, 1982; Brown, 1984; Hanski et al., 1993). The majority of species comprising local biotas are rare (Preston, 1948; Hubbell, 1979). Indeed, the rarity of most species gave rise to a major school of ecological thought, which asserted that populations were typically regulated by density-independent factors acting at low population densities rather than by density-dependent factors, such as competition, whose effects should be most strongly felt at high population densities (Andrewartha and Birch, 1954).
昆虫交配系统的进化
DOI: 10.1093/acprof:oso/9780199678020.003.0004
发表时间: 2014
期刊: --
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作者:
Ritchie M
通讯作者: Ritchie M