The Susceptibility of Adults and Eggs of Pear Psylla to Spraying Mixtures

Author: PARROTT P. J.   HODGKISS H. E.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.5, Iss.2, 1912-04, pp. : 193-194

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