免耕覆盖下土壤水分、团聚体稳定性及其有机碳分布对小麦产量的协同效应
郑凤君1(),王雪2(),李生平1,刘晓彤1,刘志平4,卢晋晶1,4,武雪萍1(),席吉龙3,张建诚3(),李永山3
Synergistic Effects of Soil Moisture, Aggregate Stability and Organic Carbon Distribution on Wheat Yield Under No-Tillage Practice
ZHENG FengJun1(),WANG Xue2(),LI ShengPing1,LIU XiaoTong1,LIU ZhiPing4,LU JinJing1,4,WU XuePing1(),XI JiLong3,ZHANG JianCheng3(),LI YongShan3

图3. 不同耕作处理土壤团聚体有机碳及活性有机碳含量
柱上a, b字母表示同一团聚体粒级不同处理间存在显著差异。图4

Fig. 3. The contents of organic carbon and active organic carbon in soil aggregates under different tillage treatments
a and b indicate significant differences in the same soil aggregate between different treatments. The same as Fig.4