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How crops grow; a century later /
By: Day, Peter R., - Johnson, Samuel W. (Samuel William),
Publication info: New Haven :Connecticut Agricultural Experiment Station,1969.
Holding Institution: University of Connecticut Libraries (archive.org)
Subjects: (Samuel William), 1830-1909 Agricultural chemistry Field crops Growth (Plants) Johnson, Samuel W physiology
How crops grow; a treatise on the chemical composition, structure and life of the plant, for students of agriculture, with numerous illustrations and tables of analyses.
By: Johnson, Samuel William,
Edition: Rev. and enl. ed.
Publication info: New York,O. Judd,1894.
Holding Institution: University Library, University of Illinois Urbana Champaign
Subjects: 1830-1909 Agricultural chemistry Analysis Growth (Plants) Johnson, Samuel William, Plant physiology Plants Portraits