Porter, R. H Indexing farmers'seed lots for seed-borne organisms and response to seed disinfectants / by R. H. Porter, W. E. Hendershott and G. N. Davis - Ames, Iowa : Agricultural Experiment Station - p. 243-272 - Iowa. Agri. Exp. Sta., Research Bull.; 238 . LCCN: 202049 Subjects--Topical Terms: Semillas -- Desinfección