地膜覆盖麦田土壤有机碳矿化特征及其温度敏感性

曹寒冰,谢钧宇,刘菲,高健永,王楚涵,王仁杰,谢英荷,李廷亮

Mineralization Characteristics of Soil Organic Carbon and Its Temperature Sensitivity in Wheat Field Under Film Mulching

CAO HanBing,XIE JunYu,LIU Fei,GAO JianYong,WANG ChuHan,WANG RenJie,XIE YingHe,LI TingLiang

表4 温度和覆膜处理下土壤有机碳累积矿化量的双因素方差分析

Table 4 Two-factor variance analysis of cumulative SOC mineralization under temperature and film mulching measures

变异来源 Source of variation 平方和 Sum of squares 自由度 Degree of freedom 均方 Mean square F值 F value P值 P value 温度 Temperature (T) 4.8955 2 2.4478 94.1171 0.0001 覆膜 Film mulching (F) 1.2566 3 0.4189 16.1060 0.0001 温度×覆膜 T×F 1.1187 6 0.1864 7.1688 0.0001