. 2016 Jun 24;11(6):e0158117. doi: 10.1371/journal.pone.0158117

Table 2. Mean, median and quartile values for pollen volume /m²/day) for each meadow treatment type across all cities and surveys, showing significant difference groups (p < 0.05) by the post-hoc Tukey-Kramer-Nemenyi test.

Meadow treatment	Mean nectar sugar mass (mg)	Median nectar sugar mass (mg)	25^th percentile	75^th percentile	Significance group
Perennial	0.0549	0.012	0.004	0.045	a
Annual A1	0.0327	0.005	0.000	0.041	b
Annual A2	0.0287	0.013	0.000	0.048	ab
Amenity grassland Control	0.0005	0.000	0.000	0.001	c

Table 2. Mean, median and quartile values for pollen volume /m2/day) for each meadow treatment type across all cities and surveys, showing significant difference groups (p < 0.05) by the post-hoc Tukey-Kramer-Nemenyi test.