Leafspot-rot of pond lilies caused by Helicosporium nymphaearum

An edition of Leafspot-rot of pond lilies caused by Helicosporium nymphaearum (1917)

Leafspot-rot of pond lilies caused by Helicosporium nymphaearum

By Frederick Vernon Rand

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Publish Date

1917

Publisher

Language

eng

Pages

Description:

subjects: Leaf spots