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 166
... problem of variable catchability has been discussed by Schnute ( 1983 ) who proposes a new method of population estimation for the removal method based on maximum - likelihood models . In particular , Schnute ( 1983 ) provides a method ...
... problem of variable catchability has been discussed by Schnute ( 1983 ) who proposes a new method of population estimation for the removal method based on maximum - likelihood models . In particular , Schnute ( 1983 ) provides a method ...
Page 330
... problem . 10.3.1 Rarefaction Method One problem that frequently arises in comparing community samples is that they are based on different sample sizes . One way to overcome this problem is to standardize all samples to a common size ...
... problem . 10.3.1 Rarefaction Method One problem that frequently arises in comparing community samples is that they are based on different sample sizes . One way to overcome this problem is to standardize all samples to a common size ...
Page 390
... problem of " spacing . " Compare the sampling at hypothetical sites I , III , and IV in Figure 11.4 . All these sampling schemes range over the same extreme limits of soil moisture , but niche breadths calculated for each species would ...
... problem of " spacing . " Compare the sampling at hypothetical sites I , III , and IV in Figure 11.4 . All these sampling schemes range over the same extreme limits of soil moisture , but niche breadths calculated for each species would ...
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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