Treesearch
Collecting maple sap with unvented spouts, using aerial and ground lines
| Authors: | H. Clay Smith, Carter B. Gibbs |
| Year: | 1971 |
| Type: | Research Note |
| Station: | Northern Research Station |
| Source: | Research Note NE-130. Upper Darby, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 4p. |
Download (PDF 237 KB): https://research.fs.usda.gov/download/treesearch/19774.pdf