添加石灰和秸秆对塿土有机碳固持的影响
曹彬彬,朱熠辉,姜禹含,师江澜,田霄鸿

Effects of Lime and Straw Addition on SOC Sequestration in Tier Soil
CAO BinBin,ZHU YiHui,JIANG YuHan,SHI JiangLan,TIAN XiaoHong
表1 培养前两个供试土壤样品的基本理化性质
Table 1 Basic physical and chemical properties of the two soils before incubation
土样
Soil
pH SOC
(g?kg-1)
TN
(g?kg-1)
DOC
(mg?kg-1)
MBC
(mg?kg-1)
CaCO3
(g?kg-1)
NO3--N
(mg?kg-1)
NH4+-N
(mg?kg-1)
δ13C
(‰)
S0N0 8.21a 7.98b 0.77b 7.49b 177.8b 68.6a 6.86b 0.45b -24.514
S1N1 7.99b 12.61a 1.05a 195.7a 447.0a 65.5b 28.59a 1.38a -25.132