Search National Agricultural Library Digital Collections

You searched for:

Subjects boreal forests Remove constraint boreal forests: boreal forests Year 2004 Remove constraint 2004: 2004
Displaying all 5 items start over

1. A deterministic method to characterize canopy radiative transfer properties

Description:
Includes references
Author:
Link, Timothy E. , Marks, Danny , Hardy, Janet P.
Subject:
boreal forests , temperate forests , deciduous forests , coniferous forests , canopy , solar radiation , sensors , radiometers , transmittance , understory , snow
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

2. Hyperspectral versus multispectral data for estimating leaf area index in four different biomes

Description:
Includes references
Author:
Lee, Kyu-Sung , Cohen, Warren B. , Kennedy, Robert E. , Maiersperger, Thomas K. , Gower, Stith T.
Subject:
leaf area index , data analysis , hyperspectral imagery , multispectral imagery , image analysis , spectral analysis , remote sensing , ecosystems , boreal forests , mixed forests , prairies , grasslands , agricultural land , vegetation structure , vegetation cover , reflectance , canopy , correlation , simulation models
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

3. Recent climate warming forces contrasting growth responses of white spruce at treeline in Alaska through temperature thresholds

Description:
Includes references
Author:
Wilmking, M. , Juday, G.P. , Barber, V.A. , Zald, H.S.J.
Subject:
Picea glauca , forest trees , tree growth , treeline , temperature , climatic factors , global warming , climate change , cluster analysis , boreal forests , montane forests , latitude , altitude , correlation , prediction , growth rings , dendrochronology , population dynamics , population ecology , landscape position , carbon sequestration , Alaska
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

4. Remote sensing in BOREAS: Lessons learned

Description:
Includes references
Author:
Gamon, J.A. , Huemmrich, K.F. , Peddle, D.R. , Chen, J. , Fuentes, D. , Hall, F.G. , Kimball, J.S. , Goetz, S. , Gu, J. , McDonald, K.C. , Miller, J.R. , Moghaddam, M. , Rahman, A.F. , Roujean, J.L. , Smith, E.A. , Walthall, C.L. , Zarco-Tejada, P. , Hu, B. , Fernandes, R. , Cihlar, J.
Subject:
boreal forests , remote sensing , vegetation cover , biogeochemical cycles , vegetation structure , climatic factors , weather , spectral analysis , thermal analysis , lidar , radar , albedo (reflectance) , forest stands , stand structure , climate change , research projects , Canada
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

5. Spatial and temporal variability in forest-atmosphere CO₂ exchange. [Erratum: 2004 Nov., v. 10, no. 11, p. 1961.]

Description:
Includes references
Author:
Hollinger, D.Y. , Aber, J. , Dail, B. , Davidson, E.A. , Goltz, S.M. , Hughes, H. , Leclerc, M.Y. , Lee, J.T. , Richardson, A.D. , Rodrigues, C.
Subject:
carbon dioxide , coniferous forests , boreal forests , temperature , correlation , gas exchange , data analysis , temporal variation , carbon sequestration , climatic factors , energy transfer , equations , models , spatial variation , photosynthesis , primary productivity , photorespiration
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004