Identification and judging of crops weeds and diseases
Harold K. Wilson
Identification and judging of crops weeds and diseases - Saint Paul Webb Publishing Co. 1940 - 65p
Harold K. Wilson & Alvin H. Larson: Identification and judging of crops weeds and diseases. Saint Paul. Webb Publishing Co., 1940.--(633WIL)
ENGLISH
633 / WIL
Identification and judging of crops weeds and diseases - Saint Paul Webb Publishing Co. 1940 - 65p
Harold K. Wilson & Alvin H. Larson: Identification and judging of crops weeds and diseases. Saint Paul. Webb Publishing Co., 1940.--(633WIL)
ENGLISH
633 / WIL