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Northern Research Station
11 Campus Blvd., Suite 200
Newtown Square, PA 19073
(610) 557-4017
(610) 557-4132 TTY/TDD

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Institute for Applied Ecosystem Studies

Publications & Products

Results 291 - 300 of 337
Practical field methods of estimating canopy cover, PAR, and LAI in Michigan Oak and pine stands Buckley, David S.; Isebrands, J.G.; Sharik, Terry L. 1999
Predation, scramble competition, and the vigilance group size effect in dark-eyed juncos (Junco hyemalis) Lima, Steven L.; Zollner, Patrick A.; Bednekoff, Peter A. 1999
Effects of Tropospheric O3 on Trembling Aspen and Interaction with CO2: Results from an O3-Gradient and a FACE Experiment Karnosky, D. F.; Mankovska, B.; Percy, K.; Dickson, R. E.; Podila, G. K.; Sober, J.; Noormets, A.; Hendrey, G.; Coleman, M. D.; Kubiske, M.; Pregitzer, K. S.; Isebrands, J. G. 1999
Understanding and Managing the Assessment Process Lessard, Gene; Archer, Scott; Probst, John R.; Clark, Sandra 1999
Partitioning of 14C-labeled photosynthate to allelochemicals and primary metabolites in source and sink leaves of aspen: evidence for secondary metabolite turnover Kleiner, Karl W.; Raffa, Kenneth F.; Dickson, Richard E. 1999
Principles for ecological classification Grossman, Dennis H.; Bourgeron, Patrick; Busch, Wolf-Dieter N.; Cleland, David T.; Platts, William; Ray, G.; Robins, C.; Roloff, Gary 1999
HARVEST: linking timber harvesting strategies to landscape patterns Gustafson, Eric J.; Crow, Thomas R. 1999
Scale considerations for ecosystem management Haufler, Jonathan B.; Crow, Thomas R.; Wilcove, David 1999
The effects of seed dispersal on the simulation of long-term forest landscape change He, Hong S.; Mladenoff, David J. 1999
Overview of approaches to sustain forest productivity during forest road development and timber harvesting activities Blinn, Charles R.; Dahlamn, Rick; Mattson, James A.; Thompson, Michael A. 1999

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Last Modified: 12/23/2012

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Tools and Data


Changing Midwest Assessment Maps

  • Resource Maps 1980-2000 - View maps that illustrate the spatial distribution, direction and intensity of the changes that have occurred on the biophysical and social landscapes of the Midwest.
  • Internet Mapping Service - This application provides you the opportunity to interactively browse the geospatial data layers created for the Changing Midwest Assessment.
Featured Publication
Weed Compaction Roller

[photo:] Roller designed and patented by Institute Scientist Ron Zalesny

Combination foliage compaction and treatment method and apparatus. U.S. Patent No. US 7,121,040. Issued on October 17, 2006.

Patent is available for licensing by commercial manufacturers. For more information contact Ron Zalesny.


[image:] Cover image from publicationA weed compaction roller system for use with mechanical herbicide application.