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The influence of calcium, magnesium and potassium nitrates upon the toxicity of certain heavy metals toward fungus spores ...
By: Hawkins, Lon Adrian,
Publication info: Baltimore,1913.
Contributed by: The Johns Hopkins University Sheridan Libraries (archive.org)
Subjects: Fungicides Plants, Effect of chemicals on
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The influence of calcium, magnesium and potassium nitrates upon the toxicity of certain heavy metals toward fungus spores ... by Lon A. Hawkins.
By: Hawkins, Lon Adrian,
Publication info: Baltimore,1913.
Contributed by: University of California Libraries (archive.org)
Subjects: Fungicides Plants, Effect of chemicals on
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Stimulation of root growth in cuttings by treatment with chemical compounds ...
By: Curtis, Otis Freeman,
Publication info: Ithaca,1918
Contributed by: Cornell University Library
Subjects: Plants, Effect of chemicals on Roots (Botany)
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