Susceptibility to spraying mixtures of hibernating pear psylla adults and their eggs /
H.E. Hodgkiss.

Description

Main Author

Hodgkiss, H. E. (Harold Edward), 1879-

Language(s)

English

Published

Geneva, N.Y. : New York Agricultural Experiment Station, 1914.

Subjects

Psylla > Psylla / Control.
Pear > Pear / Diseases and pests > Pear / Diseases and pests / Control.

Note

Cover title.

Physical Description

p. 389-418, [3] p. of plates : ill. ; 22 cm.

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