584 Grasses and Leguminous Crops in JSTew York 



LEAF streak OR BLIGHT 



Leaf streak or blight, Scolecotriclium graminis Fckl., causes leaf 

 spots, which are at first reddish-brown to purple, finally becoming 

 ashen in the center. The spots may involve all or only a portion of 

 the leaf. ' It may become exceptionally severe on timothy and 

 orchard grass. The life history of the fungus is not known and no 

 control has been devised. 



