Documentation of Productivity and Efficiency Relationships for a Group of Southern Logging Contractors Michael J. Walter William B. Stuart, Chair (ABSTRACT) A case study examined contractor demographics, business characteristics, costs and production information from twenty-three tree-length...

A group of 22 independent southeastern U.S. logging contractors provided 44 contractor-years of detailed cost and production information. Information was collected on demographics, operational characteristics, and business strategies for the participants.Precipitation was statistically proven to...

The study examined contractor demographics, business and technological characteristics, costs, and production information for 15 independent logging firms in the Appalachians. Contractors represented nine states and were studied from 1995 to 1997. Each contractor's cost and production...

A group of 35 loggers located across the southeastern United States provided 192 logger years of productivity and cost information. Information, including logger demographics, business, and operational data, was also collected through an interview process with the participants. Indicators of...

Systematic sampling is easy, efficient, and widely used, though it is not generally recognized that a systematic sample may be drawn from the population of interest with or without restrictions on randomization. The restrictions or the lack of them determine which estimators are unbiased, when...

In many applications of line intersect sampling, transects consist of multiple, connected segments in a prescribed configuration. The relationship between the transect configuration and the selection probability of a population element is illustrated and a consistent sampling protocol,...