TABLE 1.

Chemical analysis of soils sampled along the temperature gradient in the field transect established at Ragged Hills

SiteaNH4+ concn (mg/kg)NO3 concn (mg/kg)Phosphorus concn (mg/kg)bEC (μS/cm)% Organic matterpH
A44.612.224.97801.433.7
B5.05.742.9701.795.1
C6.11.444.6504.204.8
D3.00.414.1303.224.8
E4.50.312.3402.634.8
F3.3<0.112.6402.754.7
  • a Site designations correspond to positions depicted in Fig. 1.

  • b NaHCO3-extractable phosphorus by the Olsen method.