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ON THE ORIGIN AND NATURE OF SOIL ORGANIC MATTER OR SOIL “HUMUS”II. METHOD OF DETERMINING HUMUS IN THE SOIL

 

作者: SELMAN WAKSMAN,  

 

期刊: Soil Science  (OVID Available online 1926)
卷期: Volume 22, issue 3  

页码: 221-232

 

ISSN:0038-075X

 

年代: 1926

 

出版商: OVID

 

数据来源: OVID

 

 

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