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By: Johnson, Samuel W. (Samuel William),Edition: Rev. and enl. ed.Publication info: New York, O. Judd, 1894Volume:Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: 1830-1909 Agricultural chemistry Analysis Growth (Plants) Johnson, Samuel William, Plant physiology Plants PortraitsBHL Collections:
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By: Day, Peter R., - Johnson, Samuel W. (Samuel William),Edition:Publication info: New Haven, Connecticut Agricultural Experiment Station, 1969Volume:Series:Holding Institution: University of Connecticut LibrariesSubjects: (Samuel William), 1830-1909 Agricultural chemistry Field crops Growth (Plants) Johnson, Samuel W physiologyBHL Collections: