Cooperative studies on the effects of height of ridge : nitrogen supply, and time of harvest on yield and flesh color of the Porto Rico sweetpotato / by J.B. Edmond, and others.
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Corporate Author: | |
Other Authors: | , , , , |
Format: | Government Document Book |
Language: | English |
Published: |
Washington :
U.S. Govt. Print. Off.,
1950.
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Series: | Circular (United States. Department of Agriculture) ;
no. 832. |
Subjects: |