12.0 C and 20.1 C. Winter wheat and rice are the mainly crops in
this area. The properties of the loamy soil (sand 40.17%, silt 33.24%,
clay 26.59 %) used in this study are listed as follows: moisture
18.34, pH 5.72, soil organic C 11.67 g kg1, total N 0.39 g kg1, total P
4.03 g kg1.