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Esp. Sta. Tech. ßul. 17. (1923) 



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p. 641-739. (1923) 



11) : Leaf spot of maize caused Iiy Opliiohnlus heterostroplius n. sp., the ascigcrous 



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 Vol. 31, p. 701-726. (1925) 

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 Oryzae. Ann. rhytop.ath. Soc. Japan, Vol. 2, p. 1-8 (i927j 



13) NlSiUKADO, Y. : Leaf lilight of Kragroslis m.ijor I tost., caused by Ophiobolus Rusaiioi n. sp., the 



ascigerous stage of Melniinthosporium. Japanease Jour. Bot. Vol. 4, p. 99-112. 

 C1928) 



14) NoACK, E. : Helminthosporium gramineum Kabenh. un<l Pleospora Irichostoma Wiiit. Zeilsclir. 



Pflanzenkr. Bd. 15, S. 193-205. (1905) 



15) Pammkl, E. H., King, C. M. and Bakke, A. L. : Two l)arley blights, with comparison of species 



of Helminthosporium upon cereals. Iowa Agr. Exp. Sta. Bui. 116, p. 178-190. 



(1910) 

 j6) Stakman, Louise L. : A llelmintho.sporium disease of wheat and rye. Minn. Agr. Exp. Sta. 



Bui. igi. (1920) 

 17J Stevens, E. L. : The Helminthosporium foot-rot of wheat, with oliservation on the morphology 



of Helminthosporium .and on tlie occurrence of saltation in the genus. 111. 



Dept. Keg. and Edc. Div. Nat. Hist. Surv. Bui. Vol. 14, p. 77-158. (1922) 



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