Ecological MethodologyEcological Methodology, Second Edition provides a balance of material on animal and plant populations, and teaches students of ecology how to design efficient tests in order to obtain maximum precision with minimal work. |
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Page 330
... species richness and evenness . In a forest with 10 equally abundant tree species , two trees picked at random are likely to be different species . But ... Number of species observed Community A 330 10 / SPECIES DIVERSITY MEASURES Evenness.
... species richness and evenness . In a forest with 10 equally abundant tree species , two trees picked at random are likely to be different species . But ... Number of species observed Community A 330 10 / SPECIES DIVERSITY MEASURES Evenness.
Page 350
... number of species in the community a = Parameter measuring the spread of the lognormal distribution So = Number of species in the largest class The lognormal ... Number of species Number of species 20 40 350 10 / SPECIES DIVERSITY MEASURES.
... number of species in the community a = Parameter measuring the spread of the lognormal distribution So = Number of species in the largest class The lognormal ... Number of species Number of species 20 40 350 10 / SPECIES DIVERSITY MEASURES.
Page 368
... Species diversity is a dual concept that includes the number of species in the community and the evenness with which the individuals are divided among the species . There are many ways of measuring species diversity and much controversy ...
... Species diversity is a dual concept that includes the number of species in the community and the evenness with which the individuals are divided among the species . There are many ways of measuring species diversity and much controversy ...
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Common terms and phrases
abundance aphids Appendix assumptions bias calculations capture Caughley census zone Chapter chi-square clumped coefficient of variation confidence interval confidence limits defined density estimate distance ecological ecologists END-OF-FILE Enter equal catchability equation estimate of population estimate population example Figure finite population FORMAT 2X formula frequency distribution index of dispersion line transect mark-recapture marked animals method n₁ nearest neighbor negative binomial distribution niche breadth niche overlap normal distribution null hypothesis Number of animals Number of individuals number of quadrats number of samples number of species observed obtained parameters Petersen plot Poisson distribution population density population estimate problem Program proportion quadrat counts random points random sampling ratio READ recaptures regression sample size sample sizes sampling unit Schnabel Seber second sample simple random sampling spatial pattern standard error statistical statistical population stratum study area survival rate Table techniques Total number transformation variable variance