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Losses of soluble forms of organic carbon in relation to different agro technical treatment of meadows

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Table 1. Values of pH, total organic carbon (TOC), and dissolved organic carbon (DOC) measured in a 10-cm meadow top soil layer (2009–2012, n = 128)
Figure 1. Histogram of pH and total organic carbon (TOC) content in meadow mineral soil (2009–2012)
Figure 2. Changes of total organic carbon (TOC) content in the 0–10-cm top soil layer from experimental variants (2009–2012); AN – ammonium nitrate; CN – calcium nitrate; Kp, Kz – meadows without fertilization; N120 – fertilized meadow; a, b – statistically significant difference in TOC content
Figure 3. Dissolved organic carbon (DOC) concentration in the 0–10-cm and 15–25-cm mineral soil layer in relation to different utilization of meadows; Kp, Kz – meadows without fertilization; N120 – fertilized meadow; a, b – statistically significant difference in TOC contents
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