TABLE 2

Basic properties of Ps soil and Ar soil and PyOM extraction efficiency

SoilpHEBC (cmol kg−1)aTotal organic C (g kg−1)Texture (clay/silt/sand) (%/%/%)Total N (g kg−1)% PyC300 extraction efficiency% PyC700 extraction efficiency
Psammaquent4.531.233.7(7/24/69)0.63144
Argiustoll5.5510.0041.5(26/47/27)3.52540
  • a The total amounts of exchangeable base cations (EBC) were calculated as the sum of exchangeable K+, Na+, Ca2+, and Mg2+.