Table 5.

Poaceae pollen counts, selected air pollution and meteorological variables in the multiple regression analysis in Szczecin (2005–2008) (lack of the air pollution data in 2004)

Taxon	Variance analysis at α = 0.05	Adjusted R-square	Significant explanatory variables p < 0.05	β
Poaceae	F = 13.18	0.27	Rain	0.09
	p = 0.00		SO2	0.22
			O3	0.21
			PM10	0.14
Secale	F = 2.52	0.13	Humidity	1.46
	p = 0.00		Dew point	−1.86
			PM10	0.28