Identification and judging of crops weeds and diseases

Harold K. Wilson

Identification and judging of crops weeds and diseases - Saintpaul The Webb Publishing Company 1955 - 65p

Harold K. Wilson & Alvin H. Larson: Identification and judging of crops weeds and diseases. Saintpaul. The Webb Publishing Company, 1955.--(633WIL)


ENGLISH

633 / WIL