Further Data on the Relation between Aphids and Fire Blight (Bacillus Amylovorus Bur. Trev.)

Author: MERRILL J. H.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.10, Iss.1, 1917-02, pp. : 45-47

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