Soil bulk density and disturbance were measured before and after a commercial
thinning of 3 0-50 year-old Douglas-fir using a cut-to-length (CTL) and a skyline system
on the Willamette National Forest in the Oregon Cascades. A dual-probe nuclear
densimeter was used to measure bulk density at four and eight inches....
The main theme of this research is the application of geographic techniques in a study involving environmental monitoring and analysis of the associations between landscape and in-stream characteristics in the Pacific Northwest. The geographic techniques used in this study include (1) geographic information systems (GIS) coupled with statistical analysis and...
The primary purpose of this study was to determine the effects
of an interdependent group-oriented contingency on the MVPA
levels of middle school students during the fitness portion of physical
education lessons. Participants were randomly selected target
students from three intact eighth grade classes.
A combination of a delayed multiple...