Schweingruber, Fritz Hans; Brunner, Margrit (2007): Tree-ring measurements of Pseudotsuga menziesii (Douglas-fir) from sample BEAR-31 [dataset]. Swiss Federal Institute for Forest, Snow and Landscape Research, PANGAEA, https://doi.org/10.1594/PANGAEA.589501
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Project(s):
Coverage:
Latitude: 54.300000 * Longitude: -122.300000
Minimum Elevation: 690.0 m * Maximum Elevation: 690.0 m
Event(s):
BEAR * Latitude: 54.300000 * Longitude: -122.300000 * Elevation: 690.0 m * Location: Bear lake, Canada * Campaign: WDD * Method/Device: Tree ring sampling (TREE) * Comment: Exposition W; Slope 25 deg; Geology: Silikat Moränenschutt; Tree line 1590 m; av. Tree height 28 m; Tree cover 85%; Shrub cover 5%; Herb cover 20%; Moss cover 60%; Vegatation type: Alt. Best. an Steilh. Nur PSME alt. Brand; Film number: 713A
Comment:
Species PSME; No of rings 187; Begin 1797; End 1983
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | AGE | Age | ka BP | Geocode | ||
| 2 | Age | Age | a AD/CE | Schweingruber, Fritz Hans | ||
| 3 | Density, minimum | N | 1/100 g/cm3 | Schweingruber, Fritz Hans | ||
| 4 | Density, maximum | X | 1/100 g/cm3 | Schweingruber, Fritz Hans | ||
| 5 | Earlywood width | E | 1/100 mm | Schweingruber, Fritz Hans | ||
| 6 | Latewood width | L | 1/100 mm | Schweingruber, Fritz Hans | ||
| 7 | Tree ring width | TRW | 1/100 mm | Schweingruber, Fritz Hans | ||
| 8 | Earlywood density | I | 1/1000 g/cm3 | Schweingruber, Fritz Hans | ||
| 9 | Latewood density | T | 1/1000 g/cm3 | Schweingruber, Fritz Hans | ||
| 10 | Approximate age of pith | Age_pith | a | Schweingruber, Fritz Hans |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
1683 data points