Treesearch
Improvement in butt-lot grade with increase in tree size, for six hardwood species
| Authors: | George R., Jr. Trimble |
| Year: | 1964 |
| Type: | Research Paper |
| Station: | Northern Research Station |
| Source: | Res. Pap. NE-31. Upper Darby, PA: U. S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 15 p. |
Download (PDF 1.69 MB): https://research.fs.usda.gov/download/treesearch/3848.pdf