糌粑加工过程中稳定同位素指纹分馏效应分析
李继荣,张唐伟,次仁德吉,杨小俊,次顿

Fractionation Effect of Stable Isotopic Ratios in Tsamba Processing
JiRong LI,TangWei ZHANG,DeJi CIREN,XiaoJun YANG,Dun CI
表4 模拟糌粑加工过程中青稞原料与炒青稞样品稳定碳、氮、氧和氢同位素
Table 4 Stable carbon, nitrogen, oxygen and hydrogen isotopes in highland barley raw material and stir-frying highland barley of simulation experiment
材料Material 样本量Sample size δ13C (‰) δ15N (‰) δ18O (‰) δD (‰)
青稞原料Highland barley raw material 8 -25.70±0.07a 5.95±1.04a 17.81±0.89a -174.06±4.81a
炒青稞Stir-frying highland barley 8 -25.71±0.12a 5.64±0.8a 18.15±0.64a -174.4±3.45a