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 40
... defined above : Φι = 1 + 1 M1 + ( s1 - m1 ) M , ( 2.20 ) This formula corrects for all accidental deaths or removals ... defined here follows Jolly ( 1965 ) and differs from that of Leslie et al . ( 1953 ) , who defined a dilution factor ...
... defined above : Φι = 1 + 1 M1 + ( s1 - m1 ) M , ( 2.20 ) This formula corrects for all accidental deaths or removals ... defined here follows Jolly ( 1965 ) and differs from that of Leslie et al . ( 1953 ) , who defined a dilution factor ...
Page 257
... defined such that 5-1 S ΣR , < L but ΣR , L 1 = 1 1 = 1 > L is the predetermined number of recaptures and can be set either from prior infor- mation on the number of recaptures desired or from equation ( 5.13 ) , in which L is fixed ...
... defined such that 5-1 S ΣR , < L but ΣR , L 1 = 1 1 = 1 > L is the predetermined number of recaptures and can be set either from prior infor- mation on the number of recaptures desired or from equation ( 5.13 ) , in which L is fixed ...
Page 372
... defined as the resource state . 2. Habitat resources : habitats for animals may be defined botanically or from physical - chemical data in a series of resource states . 3. Natural sampling units : sampling units like lakes or leaves or ...
... defined as the resource state . 2. Habitat resources : habitats for animals may be defined botanically or from physical - chemical data in a series of resource states . 3. Natural sampling units : sampling units like lakes or leaves or ...
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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