Results 191 to 200 of about 16,314 (251)

A new Li/Mg paleothermometer from pteropod shells. [PDF]

open access: yesSci Rep
Keul N   +4 more
europepmc   +1 more source

Water alone did not sustain early humans in the desert

open access: yes
Rose J   +9 more
europepmc   +1 more source

Depth of nutrient uptake by deep-rooted plants is regulated by water availability. [PDF]

open access: yesProc Natl Acad Sci U S A
Li L   +15 more
europepmc   +1 more source

Spatiotemporal variation of the maximum cooling effect across edge-to-interior gradients in forest patches of southwestern China. [PDF]

open access: yesPLoS One
Xie Z   +12 more
europepmc   +1 more source

Crop fields complement biodiversity in permanent grasslands across European landscapes. [PDF]

open access: yesNat Commun
Boetzl FA   +17 more
europepmc   +1 more source

Lunar and seasonal patterns of a longnose emperor spawning aggregation in Palau. [PDF]

open access: yesSci Rep
Muller Karanassos C   +9 more
europepmc   +1 more source

Line Transect Sampling in Small Regions

open access: yesBiometrics, 2001
This article develops an approach to estimating population abundance from line transect surveys that uses a calibration survey to estimate the detection function, which is then employed as a weight function in constructing the abundance estimate. Nonparametric methods of estimating the detection function via local regression and via a kernel density ...
A H Welsh
exaly   +5 more sources

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