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Table 1 Physico-chemical features of Egozkue soil

From: Improving the short-term efficiency of rock phosphate-based fertilizers in pastures by using edaphic biostimulants

Conductivity (µS cm−1) 24.0
pH 5.60
Extractable P (mg kg−1)a 4.02
K (mmol kg−1)a 1.20
Mg (mmol kg−1)a 3.50
Ca (mmol kg−1)a 17.4
Na (mmol kg−1)a 2.50
Fe (mmol kg−1)b 0.49
Mn (mmol kg−1)b 0.35
Cu (mmol kg−1)b 0.003
Zn (mmol kg−1)b 0.003
Mo (mmol kg−1)b Under detection limits
Organic Matter (g kg−1) 0.10
Total CaCO3 (g kg−1) 0.000
Sand (%) 15.0
Silt (%) 44.0
Clay (%) 41.0
  1. aMehlich-1
  2. bDTPA