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A Bacterial Leaf Spot of Horse-Radish Caused by Bacterium campestre var. armoraciae, n. var.
Journal of agricultural research
Journal of agricultural research. 1929 Apr. 15, v. 38, no. 8
This item is authored by federal employees as part of their official duties and are therefore non-copyrightable and/or published by the federal government and now in the public domain.
Agricultural Research Service
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