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Table 5 Effect of warming on the vegetation (linear mixed effect model)

From: Controlled infrared heating of an artic meadow: challenge in the vegetation establishment stage

Warming effect Difference ± SE χ2 (1) P-value
Height—1st growth period (cm) 16.5 ± 3.4 8.78 0.003**
Height—2nd growth period (cm) 0.23 0.63
Dry weight—1st Harvest (g) 22.3 ± 9.0 4.73 0.030*
Dry weight—2nd Harvest (g) 0.23 0.632
Plant cover—1st growth period (%) 4.90 0.09
Plant cover—2nd growth period (%) 30 ± 8.2 10.11 0.0015**
  1. Average difference observed between control and warmed plots
  2. *, **Quick visual significance ranking