英语词汇“alpha diversity”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

alpha diversity n. Ecology the number of different species (esp. of animals and plants) occurring in a particular area or ecosystem, used as a measure of biodiversity.

ΚΠ

1960 R. H. Whittaker in Ecol. Monogr. 30 320/1 Fisher's..alpha index is one means of measuring this [sc. species richness in a given area], which may be designated primary or ‘alpha’ diversity.

1983 Biotropica 15 223 Year-round availability of fruit and flowers and very large insects account for much of the high alpha-diversity in the tropics.

2005 A. Burdick Out of Eden (2006) xxi. 287 If a New York snail invades San Francisco Bay, and a San Francisco snail invades New York harbor, the alpha diversity in both locations has increased, but the beta diversity has decreased, as the two environments now share two species.

单词	alpha diversity
释义	> as lemmas alpha diversity alpha diversity n. Ecology the number of different species (esp. of animals and plants) occurring in a particular area or ecosystem, used as a measure of biodiversity. ΚΠ 1960 R. H. Whittaker in Ecol. Monogr. 30 320/1 Fisher's..alpha index is one means of measuring this [sc. species richness in a given area], which may be designated primary or ‘alpha’ diversity. 1983 Biotropica 15 223 Year-round availability of fruit and flowers and very large insects account for much of the high alpha-diversity in the tropics. 2005 A. Burdick Out of Eden (2006) xxi. 287 If a New York snail invades San Francisco Bay, and a San Francisco snail invades New York harbor, the alpha diversity in both locations has increased, but the beta diversity has decreased, as the two environments now share two species. extracted from alphan.adj. < as lemmas
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> as lemmas