The purpose of this data set is to monitor reproduction under
alternative overstory and understory treatments in upland oaks.
Collection Organization: USDA/FS - North Central Forest
Experiment Station ...
The ZIPFIP database consists of several databases that are
designed for use with the ZIPFIP program. They include the 1980
population and demographic data by county & ZIP code, the 1982
National Resources ...
This database has been used for the last several years
throughout Region 2 (and extending recently to two adjacent
regions) to store natural resources data, primarily about
vegetation, based on polygon ...
The purpose of this data set is to measure and monitor
reproduction following clearcutting. Ecology and silviculture
data are included. The data are used to monitor forest
vegetation dynamics following ...