A study of crop yields and soil composition in relation to soil productivity / By Milton Whitney.
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Main Author: | |
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Corporate Authors: | , |
Other title: | Crop yields. |
Format: | Government Document Book |
Language: | English |
Published: |
Washington :
Govt. Print. Off,
1909.
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Series: | Bulletin (United States. Bureau of Soils) ;
no. 57. |
Subjects: |