Schweingruber, Fritz Hans (2007): Tree-ring chronology of Picea engelmannii (Engelmann spruce) compiled from tree samples NIWO [dataset]. Swiss Federal Institute for Forest, Snow and Landscape Research, PANGAEA, https://doi.org/10.1594/PANGAEA.601165
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Project(s):
Coverage:
Latitude: 40.030000 * Longitude: -105.340000
Minimum Elevation: 3400.0 m * Maximum Elevation: 3400.0 m
Event(s):
NIWO * Latitude: 40.030000 * Longitude: -105.340000 * Elevation: 3400.0 m * Location: Niwot Ridge, USA * Campaign: WDD * Method/Device: Tree ring sampling (TREE) * Comment: Exposition SE; Slope 10 deg; Geology: Granit Schutt; Tree line 3500 m; av. Tree height 10 m; Tree cover 75%; Shrub cover 5%; Herb cover 50%; Vegatation type: Rel. trockener Fi/Fö-Standort. Flachgründ. ; Film number: 670C
Comment:
Species PCEN; No of trees 12; No samples 23; No of years 289; Begin 1694; End 1982; Creation date 1997-01-01
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 | Latewood, weight | p | # | Schweingruber, Fritz Hans | ||
| 14 | Latewood | P lw | % | Schweingruber, Fritz Hans | Calculated | |
| 15 | Approximate age of pith | Age_pith | a | Schweingruber, Fritz Hans |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
4046 data points
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