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Creator Personal Names
Wilson, H. A.
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All Creators
Leach, J. G. (Julian Gilbert), b. 1894.
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All Creators
Purvis, Matthew Robert, 1929-
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Subject Topical
Bacteriology, Agricultural.
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Subject Topical
Beans--Diseases and pests.
Remove constraint Subject Topical: Beans--Diseases and pests.
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