Total and dissolved soil organic and inorganic carbon and their relationships in typical loess cropland of Fengu Basin

Geoscience Letters

Official Journal of the Asia Oceania Geosciences Society (AOGS)

Table 3 Comparisons of climate conditions and soil variables (mean and standard deviation) in different study areas under the same/similar parent material

Study area	Elevation (m)	parent material	Temperature (°C)	precipitation (mm)	Evaporation (mm)	pH	EC (mS/cm)	SOC (kg C m⁻²)	SIC (kg C m⁻²)
LZ^a	1700–2000	Loess	9.6	250–350	1500	8.94 (0.22)	0.19 (0.06)	5.73 (1.68)	22.3 (3.13)
NCP^b	6–112	Alluvial loess	12.5	500–600	1900	8.64 (0.21)	0.22 (0.09)	7.51 (1.47)	16.5 (2.04)
YRD^c	11–35	Alluvial loess	13.4	530–640	2100	8.20 (0.08)	0.34 (0.16)	5.73 (1.31)	16.89 (2.52)
LFB^d	389–554	Redeposited loess	8.9–12.9	420–550	1659	8.34 (0.19)	0.61 (0.28)	10.0 (2.56)	14.0 (2.51)
YCB^d	380–820	Alluvial loess	13.3	500–750	1810	8.71 (0.21)	0.24 (0.14)	6.96 (1.50)	16.9 (5.71)

The numbers in brackets represent the standard deviation
LZ-Lanzhou, NCP-Northern China Plan, YRD-upper Yellow River Delta, LFB-Linfeng Basin, YCB-Yuncheng Basin
^a(Zhang et al. 2015)
^b(Shi et al. 2017b)
^c(Guo et al. 2016)
^dThis study