黑土水溶性有机碳对有机物料还田的响应

魏丹,蔡姗姗,李艳,金梁,王伟,李玉梅,白杨,胡钰

The Response of Water-Soluble Organic Carbon to Organic Material Applications in Black Soil

Dan WEI,ShanShan CAI,Yan LI,Liang JIN,Wei WANG,YuMei LI,Yang BAI,Yu HU

表2 土壤水溶性有机碳含量及其在总有机碳含量中的占比

Table 2 Distribution of WSOC accounting for the proportion of total organic carbon in soil

处理 Treatment SOC (g·kg-1) WSOC (mg·kg-1) WSOC/SOC (%) NPK 28.10±0.69c 150.23±7.52b 0.53±0.10a MNPK 32.28±0.66a 180.73±17.09a 0.56±0.06a BNPK 30.29±0.73b 165.00±8.34ab 0.55±0.04a SNPK 29.96±0.84b 164.73±4.19ab 0.55±0.02a