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    Author(s): H. Clay Smith; Carter B. Gibbs
    Date: 1971
    Source: Research Note NE-130. Upper Darby, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 4p.
    Publication Series: Research Note (RN)
    Station: Northeastern Research Station
    PDF: View PDF  (231.83 KB)

    Description

    Two methods of using plastic tubing to collect sugar maple sap were tried: aerial lines and ground lines. Unvented spouts were used in both. We found that the sap yields collected from the aerial and ground lines were not statistically different from each other.

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    Citation

    Smith, H. Clay; Gibbs, Carter B. 1971. Collecting maple sap with unvented spouts, using aerial and ground lines. Research Note NE-130. Upper Darby, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 4p.

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