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. 2011 Oct 6;6(10):e24022. doi: 10.1371/journal.pone.0024022

Figure 4. Seasonal development of (A) winter temperatures (°C) and (B) Ln zooplankton biomass (µgl−1) in Lake Krankesjön during five consecutive winters.

Figure 4

Fat line in both figures refers to predicted values from quadratic polynomial regression analysis.