深松与免耕频次对黄土旱塬春玉米田土壤团聚体与土壤碳库的影响
张琦(),王淑兰,王浩,刘朋召,王旭敏,张元红,李昊昱,王瑞,王小利(),李军()
Effects of Subsoiling and No-Tillage Frequencies on Soil Aggregates and Carbon Pools in the Loess Plateau
ZHANG Qi(),WANG ShuLan,WANG Hao,LIU PengZhao,WANG XuMin,ZHANG YuanHong,LI HaoYu,WANG Rui,WANG XiaoLi(),LI Jun()

图4. 不同深松频次处理土壤总有机碳(TOC)及活性有机碳(EOC)含量

Fig. 4. TOC and EOC content in soil under different frequency of subsoiling treatments