Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 1 of 1 for “"crown removal"”.
-
Stem and Branch Diameter Response in Pruned Douglas-fir Plantations (Pseudotsuga menziesii var. menziesii): Implications for Volume and Clear Wood Production in the U.S. Pacific Northwest
… Pruned trees received a 20, 40, 50, or 60% crown reduction with either an “all pruned” or “pruned with followers” treatment. Stems were measured for diameter at breast height (4.5’) and top the 1st, 2nd and 3rd logs (17.5’, 34’, 42’) with the largest branch diameter recorded in each quadrant …