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Leach, J. G. (Julian Gilbert), b. 1894.
Remove constraint All Creators: Leach, J. G. (Julian Gilbert), b. 1894.
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Lilly, Virgil Greene, b. 1900.
Remove constraint All Creators: Lilly, Virgil Greene, b. 1900.
Subject Topical
Bacteriology, Agricultural.
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Plant exudates.
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Polysaccharides.
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