例句與造句

1. Note that the size J _ M of the metacommunity does not change.
2. The urn scheme for the metacommunity of J _ M individuals is the following.
3. For the metacommunity this was given above.
4. If m = 1 then the local community is just a sample from the metacommunity.
5. The distribution of species in the metacommunity is given by a dynamic equilibrium of speciation and extinction.
6. It's difficult to find metacommunity in a sentence. 用metacommunity造句挺難的
7. The model discussed so far is a model of a regional community, which Hubbell calls the metacommunity.
8. Hubbell introduced the parameter m, which denotes the probability of immigration in the local community from the metacommunity.
9. The expected number S _ M ( n ) of species in the metacommunity having exactly n individuals is:
10. At a different rate \ mu single individuals in the metacommunity are replaced by mutants of an entirely new species.
11. For m = 0 the local community is completely isolated from the metacommunity and all species will go extinct except one.
12. The metacommunity is changing on a much larger timescale and is assumed to be fixed during the evolution of the local community.
13. If m = 1, dispersal is unlimited; the local community is just a random sample from the metacommunity and the formulas above apply.
14. This is understood as an intermediate state between domination of the most common species and a sampling from the metacommunity, where singleton species are most abundant.
15. If m < 1, however, dispersal is limited and the local community is a dispersal-limited sample from the metacommunity for which different formulas apply.
16. An unexpected result of the UNTB is that at very large sample sizes, predicted relative species abundance curves describe the metacommunity and become identical to Fisher's logseries.
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