Plate XIX

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JOSEPH HENRY GILBERT

[SIR JOSEPH HENRY GILBERT]

1817-1901

By W. B. BOTTOMLEY

Early training in Chemistry—his meeting with Lawes—official distinctions—the Lawes-Gilbert combination—the Rothamsted Reports—Liebig's 'mineral theory'—the relation to nitrogen—Leguminous plants—Hellriegel and others—confirmation of their results—nitrification—feeding of stock.