Jackknife estimate
提供: 広島大学デジタル博物館
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Definition
"A Dictionary of Ecology, Evolution and Systematics (2nd ed.)" by Lincoln et al. (1998)
- A method of estimating species richness in a community from the occurrence of unique species in a series of quadrats (that is species which occur in only one quadrat), calculated as: S=s+(n-1/n)k where s equals total number of species in n quadrats, n the number of quadrats, and k the number of unique species.
