2010

Jetton, R.M., W.S. Dvorak, W.A. Whittier, K.M. Potter, and R. Rhea. 2009. Genetics and conservation of hemlock species threatened by the hemlock woolly adelgid. Proceedings of the 20^th U.S. Department of Agriculture Interagency Research Forum on Invasive Species, 2009, Katherine McManus and Kurt Gottschalk, eds. Annapolis, Maryland, Jan. 13-16, 2009. General Technical Report NRS-P-51. Newtown Station, Pennsylvania: USDA Forest Service, Northern Research Station. pp. 39-40. (PDF)

Potter, K.M., J. Frampton, S.A. Josserand, and C.D. Nelson. 2010. Evolutionary history of two endemic Appalachian conifers revealed using microsatellite markers. Conservation Genetics 11:1499-1513. (PDF)

Venette, R.C., D.J. Kriticos, R.D. Magarey, F.H. Koch, R.H.A. Baker, S.P. Worner, N.N. Gomez Raboteaux, D.W. McKenney, E.J. Dobesberger, D. Yemshanov, P.J. De Barro, W.D. Hutchison, G. Fowler, T.M. Kalaris, and J. Pedlar. 2010. Pest risk maps for invasive alien species: a roadmap for improvement. Bioscience 60(5):349-362. (PDF)

Wickham, J.D., K.H. Riitters, T.G. Wade, and P. Vogt. 2010. A national assessment of green infrastructure and change for the conterminous United States using morphological image processing. Landscape and Urban Planning 94:186-195. (PDF)

2009

Ambrose, M.J. and B.L. Conkling (eds.). 2009. Forest health monitoring 2006 national technical report. Gen. Tech. Rep. SRS-117, Asheville, NC: U.S. Department of Agriculture, Forest Service, Southern Research Station. 118 p. (PDF)

Bechtold, W.A., K.C. Randolph, and S.J. Zarnoch. 2009. The power of FIA Phase 3 Crown-Indicator variables to detect change. In: McWilliams, Will; Moisen, Gretchen; Czaplewski, Ray, comps. Forest Inventory and Analysis (FIA) Symposium 2008; October 21-23, 2008; Park City, UT. Proc. RMRS-P-56CD. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 21 p. (PDF)

Coulston, J.W., F.H. Koch, W.D. Smith, and F.J. Sapio. 2009. Developing survey grids to substantiate freedom from exotic pests. In: McRoberts, R.E., G.A. Reams, P.C. Van Deusen, and W.H. McWilliams (eds.). Proceedings of the 8th Annual USDA-FS Forest Inventory and Analysis Symposium; 2006 October 16-19; Monterey, CA. Gen. Tech. Report WO-79. Washington, DC: U.S. Department of Agriculture, Forest Service. 408 p. (PDF)

Dvorak, W.S., K.M. Potter, V.D. Hipkins, and G.R. Hodge. 2009. Genetic diversity and gene exchange in Pinus oocarpa, a Mesoamerican pine with resistance to the pitch canker fungus (Fusarium circinatum). International Journal of Plant Sciences 170(5):609-626. (PDF)

Koch, F.H., D. Yemshanov, D.W. McKenney, and W.D. Smith. 2009. Evaluating critical uncertainty thresholds in a spatial model of forest pest invasion risk. Risk Analysis 29(9):1227-1241. (PDF)

Jetton, R.M., W.S. Dvorak, W.A. Whittier, K.M. Potter, and R. Rhea. 2009. Genetics and conservation of hemlock species threatened by the hemlock woolly adelgid.  Proceedings of the 20^th U.S. Department of Agriculture Interagency Research Forum on Invasive Species, 2009, Katherine McManus and Kurt Gottschalk, eds. Annapolis, Maryland, Jan. 13-16, 2009. General Technical Report NRS-P-51. Newtown Station, Pennsylvania: USDA Forest Service, Northern Research Station. pp. 39-40 (PDF)

Randolph, K., W.A. Bechtold, R.S. Morin, and S.J. Zarnoch. 2009. From detection monitoring to evaluation monitoring--A case study involving crown dieback in northern white-cedar. In: McWilliams, Will; Moisen, Gretchen; Czaplewski, Ray, comps. Forest Inventory and Analysis (FIA) Symposium 2008; October 21-23, 2008; Park City, UT. Proc. RMRS-P-56CD. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 13 p. (PDF)

Riitters, K.H. 2009. Fragmentation. Pp 22-26 in Smith, W.B, Miles, P.D., Perry, C.H., Pugh, S.A. (eds), Forest Resources of the United States, 2007. Gen. Tech. Rep. WO-78. Washington, DC: U.S. Department of Agriculture, Forest Service, Washington Office. 336 p. (PDF)

Riitters, K., P. Vogt, P. Soille, C. Estreguil. 2009. Landscape patterns from mathematical morphology on maps with contagion. Landscape Ecology 24:699-709. (PDF)

Riitters, K., J. Wickham, and T. Wade. 2009. Evaluating anthropogenic risk of grassland and forest habitat degradation using land-cover data. Landscape Online 13:1-14. (PDF)

Riitters, K.H., J.D. Wickham, and T.G. Wade. 2009. An indicator of forest dynamics using a shifting landscape mosaic. Ecological Indicators 9:107-117. (PDF)

Schulz, B.K., W.A. Bechtold, and S.J. Zarnoch. 2009. Sampling and Estimation Procedures for the Vegetation Diversity and Structure Indicator. Gen. Tech. Rep. PNW-GTR-781. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station. 53 p. (PDF)

Vogt, P., J.R. Ferrari, T.R. Lookingbill, R.H. Gardner, K.H. Riitters, and K. Ostapowicz. 2009. Mapping functional connectivity. Ecological Indicators 9:64-71. (PDF)

Wade, T.G., J.D. Wickham, N. Zaccarelli, and K.H. Riitters. 2009. A multi-scale method of mapping urban influence. Environmental Modelling and Software 24:1252-1256. (PDF)

Westfall, J.A., W.A. Bechtold, and K.C. Randolph. 2009. Tree Crown Indicator. In: Westfall, J.A. (ed.). FIA national assessment of data quality for forest health indicators. Gen. Tech. Rep. NRS-53. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station. 80 p. (PDF) 

Yemshanov, D., F.H. Koch, D.W. McKenney, M.C. Downing, and F. Sapio. 2009. Mapping invasive species risks with stochastic models: A cross-border United States-Canada application for Sirex noctilio Fabricius. Risk Analysis 29(6):868-884. (PDF)

Yemshanov, D., D.W. McKenney, J.H. Pedlar, F.H. Koch, and D. Cook. 2009. Towards an integrated approach to modelling the risks and impacts of invasive forest species. Environmental Reviews 17:163-178. (PDF)

2008

Ambrose, M.J., B.L. Conkling, K.H. Riitters, and J.W. Coulston. 2008. The forest health monitoring national technical reports: examples of analyses and results from 2001-2004. Science Update SRS-018. United States Department of Agriculture, Southern Research Station. (PDF)

Coulston, J.W., F.H. Koch, W.D. Smith, and F.J. Sapio. 2008. Invasive forest pest surveillance: survey development and reliability. Canadian Journal of Forest Research 38(9):2422-2433. (PDF)

Jones, K.B., C.E. Edmonds, E.T. Slonecker, J.D. Wickham, A.C. Neale, T.G. Wade, K.H. Riitters, and W.G. Kepner. 2008. Detecting changes in riparian habitat conditions based on patterns of greenness change: a case study from the upper San Pedro River Basin, USA. Ecological Indicators 8:89-99. (PDF)

Koch, F.H. and W.D. Smith. 2008. Spatio-temporal analysis of Xyleborus glabratus (Coleoptera: Circulionidae: Scolytinae) invasion in eastern U.S. forests. Environmental Entomology 37(2):442-452. (PDF)

Ostapowicz, K., P. Vogt, K.H. Riitters, J. Kozak, and C. Estreguil. 2008. Impact of scale on morphological spatial pattern of forest. Landscape Ecology 23(9):1107-1117. (PDF)

Potter, K.M. From genes to ecosystems: Measuring evolutionary diversity and community structure with Forest Inventory and Analysis (FIA) data. Proceedings of the 2008 Forest Inventory and Analysis (FIA) Symposium, Will McWilliams, Gretchen Moisen, and Ray Czaplewski, comps. Park City, Utah, Oct. 21-23, 2008. RMRS-P-56CD. Fort Collins, Colorado: USDA Forest Service, Rocky Mountain Research Station. 1 CD. (PDF)

Potter, K.M., W.S. Dvorak, B.S. Crane, V.D. Hipkins, R.M. Jetton, W.A. Whittier, and R. Rhea. 2008. Allozyme variation and recent evolutionary history of eastern hemlock (Tsuga canadensis) in the southeastern United States. New Forests 35:131-145. (PDF)

Potter, K.M., J. Frampton, S.A. Josserand, and C.D. Nelson. 2008. Genetic variation and population structure in Fraser fir (Abies fraseri): A microsatellite assessment of young trees. Canadian Journal of Forest Research 38:2128-2137. (PDF)

Wickham, J.D., K.H. Riitters, T.G. Wade, C. Homer. 2008. Temporal change in fragmentation of continental US forests. Landscape Ecology 23:891-898. (PDF)

Wickham, J.D., T.G. Wade, and K.H. Riitters. 2008. Detecting temporal change in watershed nutrient yields. Environmental Management 42:223-231. (PDF)

Zaccarelli, N., I. Petrosillo, G. Zurlini, and K.H. Riitters. Source/sink patterns of disturbance and cross-scale mismatches in a panarchy of social-ecological landscapes. Ecology and Society 13(1):26. (PDF)

Zurlini, G., I. Petrosillo, N. Zaccarelli, and K. Riitters. 2008. Environmental security as related to scale mismatches of disturbance patterns in a panarchy of social-ecological landscapes. In: Use of Landscape Sciences for the Assessment of Environmental Security. I. Petrosillo et al. (eds.). Springer-Verlag. pp. 383-398. (PDF)

2007

Ambrose, M.J. and B.L. Conkling, eds. 2007. Forest health monitoring: 2005 national technical report. Gen. Tech. Rep. SRS-104. Asheville, NC: U.S. Department of Agriculture, Forest Service, Southern Research Station. 76 p. (PDF)

Bechtold, W., B. Tkacz, and K. Riitters. 2007. The historical background, framework, and the application of forest health monitoring in the United States. In: Proceedings of the international symposium on forest health monitoring; 2007 January 30-31; Seoul; Republic of Korea. Available from Korea Forest Conservation Movement (sansarang@kfcm.or.kr): 19-40. (PDF)

Riitters, K. and C. Estreguil, eds. 2007. International research to monitor sustainable forest spatial patterns: proceedings of the 2005 IUFRO World Congress symposium. Gen. Tech. Rep. SRS–e106. Asheville, NC: U.S. Department of Agriculture Forest Service, Southern Research Station. 29 p. (PDF)

Riitters, K.H., P. Vogt, P. Soille, J. Kozak, and C. Estreguil. 2007. Neutral model analysis of landscape patterns from mathematical morphology. Landscape Ecology 22:1033-1043. (PDF)

Schomaker, M.E., S.J. Zarnoch, W.A. Bechtold, D.J. Latelle, W.G. Burkman, and S.M. Cox. 2007. Crown-condition classification: a guide to data collection and analysis. Gen. Tech. Rep. SRS-102. Asheville, NC: U.S. Department of Agriculture, Forest Service, Southern Research Station. 78 p. (PDF)

Vogt, P., K.H. Riitters, M. Iwanowski, C. Estreguil, J. Kozak, and P. Soille. Mapping landscape corridors. Ecological Indicators 7:481-488. (PDF)

Wickham, J.D., K.H. Riitters, T.G. Wade, M. Coan, and C. Homer. 2007. The effect of Appalachian mountaintop mining on interior forest. Landscape Ecology 22:179-187. (PDF)

Wickham, J.D., K.H. Riitters, T.G. Wade, and J.W. Coulston. 2007. Temporal change in forest fragmentation at multiple scales. Landscape Ecology 22:481-489. (PDF)

Zaccarelli, N., K.H. Riitters, I. Petrosillo, and G. Zurlini, G. 2007.  Indicating disturbance content and context for preserved areas. Ecological Indicators 8:841-853. (PDF)

Zurlini, G., K.H. Riitters, N. Zaccarelli, and I. Petrosoillo. 2007. Patterns of disturbance at multiple scales in real and simulated landscapes. Landscape Ecology 22:705-721. (PDF)

Search for more publications by author, title, or keyword using Treesearch from US Forest Service Research and Development.