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BIOLOGICAL VARIATIONS IN SOIL PLOTS AS SHOWN BY DIFFERENT METHODS OF SAMPLING

 

作者: F. ALLISON,   D. COLEMAN,  

 

期刊: Soil Science  (OVID Available online 1917)
卷期: Volume 3, issue 6  

页码: 499-506

 

ISSN:0038-075X

 

年代: 1917

 

出版商: OVID

 

数据来源: OVID

 

 

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