Dataset 479

ITEX Dataset 1 - Abisko (Wet, Dry, Peatland), Kanger (Bashful, Dopey, Sneezy) and Kilpisjarvi

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Realm: Terrestrial
Climate: Polar
Biome: Tundra
Central latitude: 71.477656
Central longitude: -11.058825
Duration: 9 years, from 1999 to 2008

1157 records

69 distinct species

Across the time series Betula nana is the most frequently occurring species

Methods

BioTIME managers note: for v2, only control plots were retained.Vegetation biomass is estimated using a 0.25m2 point frame with 20 pin hits per frame. All encounters with the lowered pin are recorded until substrate is hit. Point frame using ITEX protocol. [VASC 2004]: Point frame 2 (50x50cm, 270 holes, 30 holes/row, 9 rows, needle diameter<0.5mm). Frame 2 calibrated with frame 1 so unitsin databasearethe same.2. The Abundance units:Point frame hits, [VASC]all hits, except Empetrum/Andromeda: one hit per branch; [Crypt]firsthit

Citation(s)

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