Influence of spacing and time of planting on the yield and size of the Porto Rico sweetpotato / by J.H. Beattie, Victor R. Boswell, and E.E. Hall.
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Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1934.
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Series: | Circular (United States. Department of Agriculture) ;
no. 327. |
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