People observing a potassium deficient red pine plot
Files
Title
People observing a potassium deficient red pine plot
Subject
Forest Products Industry
Description
Sven Heiberg's original potassium deficient red pine plot. See Heiberg & Loewenstein, 1958 and Heiberg and White 1951. Pack Forest Warrensburg NY
Creator
Ken Armson
Date
1972-08
Format
JPEG
Type
Photograph
Identifier
Armson-Silviculture-764
Coverage
USA - New York
Original Format
Photo
Collection
Files
Citation
Ken Armson, “People observing a potassium deficient red pine plot,” Archives & Digital Collections at Lakehead University Library, accessed January 8, 2025, https://digitalcollections.lakeheadu.ca/items/show/5620.
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