不同根系分泌物对土壤N2O排放及同位素特征值的影响
庄姗1,林伟1,丁军军1,郑欠1,寇馨月1,李巧珍1,李玉中1,2(
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Effects of Different Root Exudates on Soil N2O Emissions and Isotopic Signature
Shan ZHUANG1,Wei LIN1,JunJun DING1,Qian ZHENG1,XinYue KOU1,QiaoZhen LI1,YuZhong LI1,2()
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图5. 最佳取样时间N2O排放速率、稳定同位素值（δ18O, δ15Nbulk, SP）和日平均值的比较
Fig. 5. Comparison of emission rate, isotope signature (δ18O, δ15Nbulk, SP) of N2O at optimal sampling time with daily average
