Selenium occurrence in certain soils in the United States, with a discussion of related topics : seventh report / by Hubert W. Lakin and Horace G. Byers.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Dept. of Agriculture,
1948.
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| Series: | Technical bulletin (United States. Department of Agriculture) ;
no. 950. |
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| Item Description: | Caption title. |
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| Physical Description: | 36 pages : illustrations ; 23 cm. |
| Bibliography: | Includes bibliographical references (pages 35-36) |