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Sprague, Roderick (1901- ). (Hasło osobowe)

Preferred form: Sprague, Roderick (1901- ).

Fitopatologia.

Diseases of cereals and grasses in North America / by Roderick Sprague. - New York, 1950. (Agricultural Experimental Station The State Collage of Washington)

LCC (Sprague, Roderick, 1901- ).

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