Results 81 to 90 of about 9,510 (191)

Zero Augmentation: A method for fitting zero-modified count models that allows both zero-inflation and zero-deflation [PDF]

open access: yes, 2010
The concept of zero-inflation is now well established, and several software packages exist that fit zero-inflated models. Whilst there is some mention of zero-deflation in the literature, there is very little published evidence of research into zero ...
Wilson, Paul
core  

Spartan Daily, March 11, 1992 [PDF]

open access: yes, 1992
Volume 98, Issue 33https://scholarworks.sjsu.edu/spartandaily/8246/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +1 more source

Abstracts from Proceedings of the Twelfth North American Crane Workshop, 13-16 March 2011, Grand Island, Nebraska, USA. (2014) [PDF]

open access: yes, 2014
ASSESSMENT OF THE EASTERN POPULATION GREATER SANDHILL CRANE FALL SURVEY, 1979-2009 Courtney Amundson, Douglas Johnson, Sean Kelly, and Tom Cooper 80 FACTORS INFLUENCING GREATER SANDHILL CRANE NEST SUCCESS IN NEVADA .Chad August, James Sedinger, and Chris

core   +1 more source

PROCEEDINGS OF THE THIRTEENTH NORTH AMERICAN CRANE WORKSHOP--Abstracts [PDF]

open access: yes, 2016
AGE-SPECIFIC SURVIVAL OF GREATER SANDHILL CRANE COLTS IN NEVADA. Chad August, Jim Sedinger, and Chris Nicolai 111 WHOOPING CRANE DISTRIBUTION AND HABITAT USE: PAST, PRESENT, AND FUTURE?
A., David, Aborn, Urbanek, Richard P.
core   +2 more sources

Fall Field Report, August–November 2016 [PDF]

open access: yes, 2016
As usual, there was quite a bit to chew over in the Fall Seasonal Report, although it was generally a pretty uneventful season, especially among waterfowl and shorebirds.
Silcock, W. Ross
core   +1 more source

Economic Value of Original Non-Market Valuation Research [PDF]

open access: yes
We describe a method to determine the net economic gain from conducting original research to estimate non-market benefits of public policy and demonstrate an application of this method.
Allen, Bryon, Loomis, John B.
core   +1 more source

ESTIMATING THE BENEFITS OF GROUNDWATER CONTAMINATION CONTROL [PDF]

open access: yes
In this paper, a conceptual model for estimating option price for groundwater quality protection is developed, and the effets of subjective demand and supply uncertainty and other variables on option price are estimated.
Bergstrom, John C.   +2 more
core   +1 more source

Ontogenetic shifts from social to experiential learning drive avian migration timing. [PDF]

open access: yesNat Commun, 2021
Abrahms B   +3 more
europepmc   +1 more source

Gender identification using acoustic analysis in birds without external sexual dimorphism [PDF]

open access: yes, 2015
Anna V. Klenova   +3 more
core   +1 more source

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