长期少免耕与氮肥减量对全膜双垄沟播玉米产量及碳排放的调控作用

周永杰,谢军红,李玲玲,王林林,罗珠珠,王进斌

Effects of Long-Term Reduce/Zero Tillage and Nitrogen Fertilizer Reducing on Maize Yield and Soil Carbon Emission Under Fully Plastic Mulched Ridge-Furrow Planting System

ZHOU YongJie,XIE JunHong,LI LingLing,WANG LinLin,LUO ZhuZhu,WANG JinBin

表6 碳排放效率、土壤有机碳含量和玉米生长之间的关系

Table 6 The relationship among carbon emission efficiency, organic carbon content, and maize growth characteristics under different treatments

项目Item 干物质积累量DMA 生长率CGR 净同化率NAR 有机碳含量SOC 碳排放效率CEE 生长率CGR 0.845** 1 净同化率NAR 0.676** 0.617** 1 有机碳含量SOC -0.134 -0.268 0.018 1 碳排放效率CEE 0.511* 0.408* 0.487* -0.93** 1