Research Article
Comparison of the Chemical Properties of Forest Soil from the Silesian Beskid, Poland
Table 1
Average annual loads (kg·ha−1) contributed by the precipitation of SO4 and (NO3 + NO2) in Silesia.
| Year |
Average annual loads (kg·ha−1) | SO4 | NO3 + NO2 |
| 1999 | 33.00 | 4.86 | 2000 | 35.93 | 5.50 | 2001 | 33.59 | 4.96 | 2002 | 27.76 | 3.85 | 2003 | 21.20 | 3.56 | 2004 | 24.50 | 4.00 | 2005 | 23.00 | 4.40 | 2006 | 20.25 | 3.60 | 2007 | 25.13 | 4.06 | 2008 | 20.42 | 3.61 | 2009 | 22.33 | 3.73 | 2010 | 23.63 | 4.16 | 2011 | 19.25 | 3.43 | 2012 | 17.70 | 3.39 |
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