Schweingruber, Fritz Hans (2007): Tree-ring chronology of Pseudotsuga menziesii (Douglas-fir) compiled from tree samples FRYDAY [dataset]. Swiss Federal Institute for Forest, Snow and Landscape Research, PANGAEA, https://doi.org/10.1594/PANGAEA.601019
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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 trees 13; No samples 26; No of years 342; Begin 1642; End 1983; Creation date 1997-02-01
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, weight | n | # | Schweingruber, Fritz Hans | ||
| 4 | Density, minimum | N | 1/100 g/cm3 | Schweingruber, Fritz Hans | Calculated | |
| 5 | Density, maximum, weight | x | # | Schweingruber, Fritz Hans | ||
| 6 | Density, maximum | X | 1/100 g/cm3 | Schweingruber, Fritz Hans | Calculated | |
| 7 | Earlywood width, weight | e | # | Schweingruber, Fritz Hans | ||
| 8 | Earlywood width | E | 1/100 mm | Schweingruber, Fritz Hans | Calculated | |
| 9 | Latewood width, weight | l | # | Schweingruber, Fritz Hans | ||
| 10 | Latewood width | L | 1/100 mm | Schweingruber, Fritz Hans | Calculated | |
| 11 | Ring width, weight | r | # | Schweingruber, Fritz Hans | ||
| 12 | Tree ring width | TRW | 1/100 mm | Schweingruber, Fritz Hans | Calculated | |
| 13 | Earlywood density, weight | i | # | Schweingruber, Fritz Hans | ||
| 14 | Earlywood density | I | 1/1000 g/cm3 | Schweingruber, Fritz Hans | Calculated | |
| 15 | Latewood density, weight | t | # | Schweingruber, Fritz Hans | ||
| 16 | Latewood density | T | 1/1000 g/cm3 | Schweingruber, Fritz Hans | Calculated | |
| 17 | Approximate age of pith | Age_pith | a | Schweingruber, Fritz Hans |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
5472 data points
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