Ohmann, Janet L. : rechercher sur Z-Library

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1

Quantification of live aboveground forest biomass dynamics with Landsat time-series and field inventory data: A comparison of empirical modeling approaches

Scott L. Powell, Warren B. Cohen, Sean P. Healey, Robert E. Kennedy, Gretchen G. Moisen, Kenneth B. Pierce, Janet L. Ohmann

Journal:

Remote Sensing of Environment

Année:

2010

Langue:

english

Fichier:

PDF, 1.46 MB

english, 2010

2

Mapping wildland fuels and forest structure for land management: a comparison of nearest neighbor imputation and other methods

Pierce, Kenneth B., Ohmann, Janet L., Wimberly, Michael C., Gregory, Matthew J., Fried, Jeremy S.

Journal:

Canadian Journal of Forest Research

Année:

2009

Langue:

english

Fichier:

PDF, 924 KB

english, 2009

3

Predicting potential and actual distribution of sudden oak death in Oregon: Prioritizing landscape contexts for early detection and eradication of disease outbreaks

Tomáš Václavík, Alan Kanaskie, Everett M. Hansen, Janet L. Ohmann, Ross K. Meentemeyer

Journal:

Forest Ecology and Management

Année:

2010

Langue:

english

Fichier:

PDF, 864 KB

english, 2010

4

Species distribution modelling for plant communities: stacked single species or multivariate modelling approaches?

Henderson, Emilie B., Ohmann, Janet L., Gregory, Matthew J., Roberts, Heather M., Zald, Harold, Goslee, Sarah

Journal:

Applied Vegetation Science

Année:

2014

Langue:

english

Fichier:

PDF, 2.07 MB

english, 2014

5

Mapping gradients of community composition with nearest-neighbour imputation: extending plot data for landscape analysis

Janet L. Ohmann, Matthew J. Gregory, Emilie B. Henderson, Heather M. Roberts

Journal:

Journal of Vegetation Science

Année:

2011

Langue:

english

Fichier:

PDF, 1.57 MB

english, 2011

6

A multi-scale assessment of human and environmental constraints on forest land cover change on the Oregon (USA) coast range

Michael C. Wimberly, Janet L. Ohmann

Journal:

Landscape Ecology

Année:

2004

Langue:

english

Fichier:

PDF, 528 KB

english, 2004

7

Evaluation and prediction of shrub cover in coastal Oregon forests (USA)

Becky K. Kerns, Janet L. Ohmann

Journal:

Ecological Indicators

Année:

2004

Langue:

english

Fichier:

PDF, 280 KB

english, 2004

8

Mapping change of older forest with nearest-neighbor imputation and Landsat time-series

Janet L. Ohmann, Matthew J. Gregory, Heather M. Roberts, Warren B. Cohen, Robert E. Kennedy, Zhiqiang Yang

Journal:

Forest Ecology and Management

Année:

2012

Langue:

english

Fichier:

PDF, 2.82 MB

english, 2012

9

Predictive mapping of forest composition and structure with direct gradient analysis and nearest- neighbor imputation in coastal Oregon, U.S.A.

Ohmann, Janet L, Gregory, Matthew J

Journal:

Canadian Journal of Forest Research

Année:

2002

Fichier:

PDF, 1.08 MB

2002

10

Scale considerations for integrating forest inventory plot data and satellite image data for regional forest mapping

Ohmann, Janet L., Gregory, Matthew J., Roberts, Heather M.

Journal:

Remote Sensing of Environment

Année:

2014

Langue:

english

Fichier:

PDF, 2.77 MB

english, 2014

11

Influence of lidar, Landsat imagery, disturbance history, plot location accuracy, and plot size on accuracy of imputation maps of forest composition and structure

Zald, Harold S.J., Ohmann, Janet L., Roberts, Heather M., Gregory, Matthew J., Henderson, Emilie B., McGaughey, Robert J., Braaten, Justin

Journal:

Remote Sensing of Environment

Année:

2014

Langue:

english

Fichier:

PDF, 1.30 MB

english, 2014

12

Inside This Issue of JACC

Zald, Harold S.J., Ohmann, Janet L., Roberts, Heather M., Gregory, Matthew J., Henderson, Emilie B., McGaughey, Robert J., Braaten, Justin

Journal:

Journal of the American College of Cardiology

Année:

2007

Langue:

english

Fichier:

PDF, 110 KB

english, 2007

13

Windthrow Disturbance, Forest Composition, and Structure in the Bull Run Basin, Oregon

Diana S. Sinton, Julia A. Jones, Janet L. Ohmann and Frederick J. Swanson

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 3.52 MB

english, 2000

14

Historical range of variability in live and dead wood biomass: a regional-scale simulation study

Nonaka, Etsuko, Spies, Thomas A., Wimberly, Michael C., Ohmann, Janet L.

Journal:

Canadian Journal of Forest Research

Année:

2007

Langue:

english

Fichier:

PDF, 471 KB

english, 2007

15

INTERPRETING WOODY PLANT RICHNESS FROM SEASONAL RATIOS OF PHOTOSYNTHESIS

Waring, Richard H., Coops, Nicholas C., Ohmann, Janet L., Sarr, Daniel A.

Journal:

Année:

2002

Langue:

english

Fichier:

PDF, 604 KB

english, 2002

16

INFLUENCE OF ENVIRONMENT, DISTURBANCE, AND OWNERSHIP ON FOREST VEGETATION OF COASTAL OREGON

Ohmann, Janet L., Gregory, Matthew J., Spies, Thomas A.

Journal:

Ecological Applications

Année:

2007

Langue:

english

Fichier:

PDF, 662 KB

english, 2007

17

WINDTHROW DISTURBANCE, FOREST COMPOSITION, AND STRUCTURE IN THE BULL RUN BASIN, OREGON

Sinton, Diana S., Jones, Julia A., Ohmann, Janet L., Swanson, Frederick J.

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 476 KB

english, 2000

18

Regional Gradient Analysis and Spatial Pattern of Woody Plant Communities of Oregon Forests

Janet L. Ohmann and Thomas A. Spies

Journal:

Ecological Monographs

Année:

1998

Langue:

english

Fichier:

PDF, 4.56 MB

english, 1998

19

REGIONAL GRADIENT ANALYSIS AND SPATIAL PATTERN OF WOODY PLANT COMMUNITIES OF OREGON FORESTS

Ohmann, Janet L., Spies, Thomas A.

Journal:

Ecological Monographs

Année:

1998

Langue:

english

Fichier:

PDF, 993 KB

english, 1998

20

How sampling and scale limit accuracy assessment of vegetation maps: A comment on Loehle et al. (2015)

Bell, David M., Gregory, Matthew J., Roberts, Heather M., Davis, Raymond J., Ohmann, Janet L.

Journal:

Forest Ecology and Management

Année:

2015

Langue:

english

Fichier:

PDF, 461 KB

english, 2015

21

Imputed forest structure uncertainty varies across elevational and longitudinal gradients in the western Cascade Mountains, Oregon, USA

Bell, David M., Gregory, Matthew J., Ohmann, Janet L.

Journal:

Forest Ecology and Management

Année:

2015

Langue:

english

Fichier:

PDF, 4.44 MB

english, 2015

22

Cumulative Ecological and Socioeconomic Effects of Forest Policies in Coastal Oregon

Thomas A. Spies, K. Norman Johnson, Kelly M. Burnett, Janet L. Ohmann, Brenda C. McComb, Gordon H. Reeves, Pete Bettinger, Jeffrey D. Kline and Brian Garber-Yonts

Journal:

Ecological Applications

Année:

2007

Langue:

english

Fichier:

PDF, 2.63 MB

english, 2007

23

Interpreting Woody Plant Richness from Seasonal Ratios of Photosynthesis

Richard H. Waring, Nicholas C. Coops, Janet L. Ohmann and Daniel A. Sarr

Journal:

Année:

2002

Langue:

english

Fichier:

PDF, 843 KB

english, 2002

24

Imputing Forest Structure Attributes from Stand Inventory and Remotely Sensed Data in Western Oregon, USA

Hudak, Andrew T., Haren, A. Tod, Crookston, Nicholas L., Liebermann, Robert J., Ohmann, Janet L.

Journal:

Année:

2014

Langue:

english

Fichier:

PDF, 1.83 MB

english, 2014

25

Influence of Environment, Disturbance, and Ownership on Forest Vegetation of Coastal Oregon

Janet L. Ohmann, Matthew J. Gregory and Thomas A. Spies

Journal:

Ecological Applications

Année:

2007

Langue:

english

Fichier:

PDF, 3.22 MB

english, 2007

26

Snag Abundance for Primary Cavity-Nesting Birds on Nonfederal Forest Lands in Oregon and Washington

Janet L. Ohmann, William C. McComb and Abdel Azim Zumrawi

Journal:

Wildlife Society Bulletin

Année:

1994

Langue:

english

Fichier:

PDF, 2.46 MB

english, 1994

27

An empirical, integrated forest biomass monitoring system

Kennedy, Robert E, Ohmann, Janet, Gregory, Matt, Roberts, Heather, Yang, Zhiqiang, Bell, David M, Kane, Van, Hughes, M Joseph, Cohen, Warren, Powell, Scott, Neeti, Neeti, Larrue, Tara, Hooper, Sam, Ka

Journal:

Environmental Research Letters

Année:

2017

Langue:

english

Fichier:

PDF, 5.16 MB

english, 2017

28

CUMULATIVE ECOLOGICAL AND SOCIOECONOMIC EFFECTS OF FOREST POLICIES IN COASTAL OREGON

Spies, Thomas A., Johnson, K. Norman, Burnett, Kelly M., Ohmann, Janet L., McComb, Brenda C., Reeves, Gordon H., Bettinger, Pete, Kline, Jeffrey D., Garber-Yonts, Brian

Journal:

Ecological Applications

Année:

2007

Langue:

english

Fichier:

PDF, 474 KB

english, 2007