J. Hagar

发表

The snag’s the limit: Habitat selection modeling for the western purple martin in a managed forest landscape

Lorelle M. Sherman, J. Hagar, 2021 .

Estimating Riparian Understory Vegetation Cover with Beta Regression and Copula Models

Hailemariam Temesgen, Lisa Madsen, Bianca N.I. Eskelson, 2011 .

Geostatistical modeling of riparian forest microclimate and its implications for sampling

H. Temesgen, J. Hagar, B. Eskelson, 2011 .

Use of created snags by cavity‐nesting birds across 25 years

J. Hagar, J. Rivers, A. M. Barry, 2018 .

Long-term dynamics and characteristics of snags created for wildlife habitat

J. Hagar, J. Rivers, A. M. Barry, 2017 .

Assessment and management of dead-wood habitat

J. Hagar, 2007 .

Bird communities in commercially thinned and unthinned Douglas-fir stands in western Oregon

J. Hagar, 1992 .

Young Stand Thinning and Diversity Study: Response of Songbird Community One Decade Post-Treatment

J. Hagar, C. Friesen, 2009 .

Wildlife of westside and high montane forests.

F. Swanson, J. Hagar, D. Olson, 2001 .

Removal of cattle grazing correlates with increases in vegetation productivity and in abundance of imperiled breeding birds

T. Katzner, J. Hagar, Sharon A. Poessel, 2020 .

Cumulative effects of forestry practices: An example framework for evaluation from Oregon, U.S.A.

Jeffrey D. Grizzel, W. Gibson, G. Taylor, 1997 .

Arthropod prey for riparian associated birds in headwater forests of the Oregon Coast Range

Judith L. Li, J. Hagar, J. Sobota, 2012 .

Use of Nonalpine Anthropogenic Habitats by American Pikas (Ochotona princeps) in Western Oregon

J. Hagar, Tom Manning, 2011 .

Level and pattern of overstory retention shape the abundance and long-term dynamics of natural and created snags

Charles B. Halpern, C. Halpern, J. Hagar, 2022, Forest Ecology and Management.

more abundant in thinned than unthinned stands.

J. Hagar, 1992 .

Wildlife species associated with non-coniferous vegetation in Pacific Northwest conifer forests: A review

J. Hagar, 2007 .

DIET COMPOSITON OF FISHERS (PEKANIA PENNANTI) REINTRODUCED ON THE OLYMPIC PENINSULA, WASHINGTON

J. Hagar, L. Prugh, K. Jenkins, 2021, Northwestern Naturalist.

Pygmy Rabbit Surveys on State Lands in Oregon

J. Hagar, G. Lienkaemper, 2007 .

Alternatives to genetic affinity as a context for within-species response to climate

Liesl P. Erb, Aaron N. Johnston, Leona K. Svancara, 2019, Nature Climate Change.

A comparison of selected parametric and imputation methods for estimating snag density and snag quality attributes

Hailemariam Temesgen, Bianca N.I. Eskelson, H. Temesgen, 2012 .

Herbicides and herbivory interact to drive plant community and crop-tree establishment.

J. Hagar, M. Betts, Jake Verschuyl, 2018, Ecological applications : a publication of the Ecological Society of America.

Habitat selection by juvenile Swainson’s thrushes (Catharus ustulatus) in headwater riparian areas, Northwestern Oregon, USA

J. Hagar, M. Betts, M. Huso, 2013 .

Effects of silvicultural modifications of temperate rainforest on breeding and wintering bird communities, Prince of Wales Island, southeast Alaska

J. Hagar, D. Dellasala, W. Mccomb, 1996 .

Wildlife-Habitat Relationships in Oregon and Washington

Margo A. Stoddard, C. D. Sheridan, T. A. O'neil, 2001 .

Managing for biodiversity in young Douglas-fir forests of western Oregon

J. Tappeiner, J. Bailey, J. Hagar, 2002 .

Thresholds in forest bird occurrence as a function of the amount of early-seral broadleaf forest at landscape scales.

K. McGarigal, J. Hagar, M. Betts, 2010, Ecological applications : a publication of the Ecological Society of America.

Management, Morphological, and Environmental Factors Influencing Douglas-Fir Bark Furrows in the Oregon Coast Range

C. D. Sheridan, K. Puettmann, J. Hagar, 2013 .

Short-term response of songbirds to experimental thinning of young Douglas-fir forests in the Oregon Cascades

J. Hagar, L. Ganio, S. Howlin, 2004 .

Incorporating LiDAR metrics into a structure-based habitat model for a canopy-dwelling species

J. Hagar, A. Yost, P. K. Haggerty, 2020 .

ARTHROPOD PREY OF WILSON'S WARBLERS IN THE UNDERSTORY OF DOUGLAS-FIR FORESTS

J. Hagar, K. Dugger, Katie M. Dugger, 2007 .

Thinning of young Douglas-fir forests decreases density of northern flying squirrels in the Oregon Cascades

J. Hagar, B. McComb, Tom Manning, 2012 .

Influence of riparian buffer width on bird assemblages in Western Oregon

J. Hagar, Joan C. Hagar, 1999 .

Evaluating the role of active management in mature Douglas-fir (Pseudotsuga menziesii) stands for songbird conservation

J. Hagar, M. Powers, N. Williams, 2021, Forest Ecology and Management.

Oak mistletoe ( Phoradendron villosum ) is linked to microhabitat availability and avian diversity in Oregon white oak ( Quercus garryana ) woodlands

J. Hagar, D. Shaw, Kyle R. Pritchard, 2017 .

Modeling marbled murrelet (Brachyramphus marmoratus) habitat using LiDAR‐derived canopy data

J. Hagar, B. Eskelson, S. Nelson, 2014 .

Functional relationships among songbirds, arthropods, and understory vegetation in Douglas-fir forests, western Oregon

J. Hagar, 2003 .

Bird-vegetation associations in thinned and unthinned young Douglas-fir forests 10 years after thinning

K. Puettmann, J. Hagar, M. Betts, 2013 .