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By: Barrett, O. W. (Otis Warren),Edition:Publication info: Porto Rico Agricultural Experiment Station, 1902Volume: no.2 (1902)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Barrett, O. W. (Otis Warren),Edition:Publication info: Porto Rico Agricultural Experiment Station, 1905Volume: no.6 (1905)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: