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Figure 4
Temperature dependence of gross primary production (GPP; closed symbols) during the growing season and of ecosystem respiration (ER; open symbols) during an entire annual course in a 95-year-old Pinus cembra forest at Mt. Patscherkofel (Klimahaus), Austria, 1950m a.s.l. (Modified after data from Wieser and Stöhr, 2005).