The Doyle Log Rule, a mathematical system, estimates the lumber yield of a standing tree. A instrument using this system, whether or not a bodily slide rule or digital utility, supplies fast estimations based mostly on tree diameter and peak. For instance, a hardwood log measuring a selected diameter and merchantable peak would yield a board foot quantity estimate based mostly on this established rule.
This estimation technique facilitates fast timber appraisal, aiding in forestry administration and the shopping for and promoting of timber. Developed within the mid-Nineteenth century, it has develop into a typical, although its accuracy is debated and different scales exist. Understanding its limitations is essential for correct valuations, significantly with smaller diameter timber the place it tends to underestimate yield. This historic context and sensible utility spotlight its ongoing relevance within the trendy lumber trade.