我国典型农田土壤中有机物料腐解特征及驱动因子

马想,徐明岗,赵惠丽,段英华

Decomposition Characteristics and Driving Factors of Organic Materials in Typical Farmland Soils in China

MA Xiang,XU MingGang,ZHAO HuiLi,DUAN YingHua

表3 有机物料腐殖化系数

Table 3 Humification coefficient of organic materials (%)

处理Treatments 小麦秸秆WS 玉米秸秆MS 猪粪PM 牛粪CM 公历年 1 calendar year 黑土 Black soil 39.03±4.06Ab 37.30±0.25Ab 56.50±4.30Aa 55.93±1.35Aa 潮土 Fluvo-aquic soil 28.59±0.97Bb 24.12±1.64Bb 56.07±6.41ABa 54.66±1.15Aa 红壤 Red soil 10.50±0.58Cd 12.98±1.09Cc 50.07±0.37Bb 56.67±0.32Aa 积温年1 thermal year 25.5 24 57.4 57.8