Retrospective Studies of Green Tree Retention in the Pacific Northwest, 1993

  • Creator(s): Steven A. Acker, Thomas A. Spies
  • PI(s): Thomas A. Spies
  • Originator(s): Steven A. Acker
  • Other researcher(s): Thomas A. Spies, Patricia S. Muir, Bruce P. McCune
  • Dates of data collection: Jan 1 1993 - Jan 1 1993
  • Data collection status: Study collection is completed and no new collection is planned
  • Data access: Restricted: proprietary (publication issues)
  • Last update: Jul 23 2003 (Version 2)
<Citation>     <Acknowledgement>     <Disclaimer>    
Acker, S.; Spies, T. 2003. Retrospective Studies of Green Tree Retention in the Pacific Northwest, 1993. Long-Term Ecological Research. Forest Science Data Bank, Corvallis, OR. [Database]. Available: Accessed 2023-12-11.
Data were provided by the HJ Andrews Experimental Forest research program, funded by the National Science Foundation's Long-Term Ecological Research Program (DEB 2025755), US Forest Service Pacific Northwest Research Station, and Oregon State University.
While substantial efforts are made to ensure the accuracy of data and documentation, complete accuracy of data sets cannot be guaranteed. All data are made available "as is". The Andrews LTER shall not be liable for damages resulting from any use or misinterpretation of data sets.
To estimate the effects of large residual trees on growth and yield of conifers, and to provide information on forest composition and structure for studies of the effects of large residual trees on diversity of vascular plants and on diversity of epiphytic plants.

Study Description Taxonomic Hierarchy Download Study Location Information: (CSV)
1Plot Location METADATAData not online
2Plot Environmental Characteristics METADATAData not online
3Measurements on large residual Trees METADATAData not online
4Measurements on young Trees METADATAData not online
5Measurements of coarse woody Debris METADATAData not online
6Radial 5-year growth increments of residual trees METADATAData not online
7Radial 5-year growth increments of young trees METADATAData not online
8Age of the young trees METADATAData not online