Table 2.

Seasonal total C, N, P, and K inputs under different fertilization treatments during the maize growing season.

Treatment	Total C inputs (kg C ha−1)	Total N inputs (kg N ha−1)	Total P inputs (kg P ha−1)	Total K inputs (kg K ha−1)
CK	0	0	0	0
CN	0	180	95	90
CNM	338	180	95	90
CNS	366	180	95	90
CM	1,355	180	95	90
CT	2,728	180	95	90
NT	2,728	180	95	90