Schweingruber, Fritz Hans (2007): Tree-ring measurements of Pseudotsuga menziesii (Douglas-fir) from sample FRYDAY-131 [dataset]. Swiss Federal Institute for Forest, Snow and Landscape Research, PANGAEA, https://doi.org/10.1594/PANGAEA.591835
Always quote citation above when using data! You can download the citation in several formats below.
Project(s):
Coverage:
Latitude: 40.450000 * Longitude: -123.400000
Minimum Elevation: 1560.0 m * Maximum Elevation: 1560.0 m
Event(s):
FRYDAY * Latitude: 40.450000 * Longitude: -123.400000 * Elevation: 1560.0 m * Location: Fryday Ridge, USA * Campaign: WDD * Method/Device: Tree ring sampling (TREE) * Comment: Exposition E; Slope 20 deg; Geology: Serpentin Schutt; Tree line 1950 m; av. Tree height 35 m; Tree cover 75%; Shrub cover 1%; Herb cover 10%; Vegatation type: Nadelbaum-Mischbestand,dicht. Homogen; Film number: 763A
Comment:
Species PSME; No of rings 197; Begin 1787; 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:
1773 data points