Susceptibility to dust and spray mixtures of the pear psylla (Psylla pyricola Förster)

An edition of Susceptibility to dust and spray mixtures of the pear psylla (Psylla pyricola Förster) (1925)

Susceptibility to dust and spray mixtures of the pear psylla (Psylla pyricola Förster)

By F. Z. Hartzell

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Publish Date

1925

Publisher

New York State Agricultural Experiment Station

Language

eng

Pages

123

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