丙酮盐酸混合液提取土壤腐殖质组分的光谱学特征
宋鸽1,2, 孔祥仕3,*

Spectroscopic Characteristics of Soil Humus Components Extracted With Acetone Hydrochloric Acid Mixture
SONG Ge1,2, KONG Xiang-shi3,*
HA红外光谱