The Take-all Disease of Cereals and Grasses 



TABLE 1 (continued) 



Name of grass 



Relative number of 

 perithecia on plant | 



j In greenhouse 

 tests 



In the 

 field 



Presence of 

 perithecia 

 previously 

 recorded % 



Agropyron (continued) : 



intermedium (Host.) Beauv. 



obtusiusculum Lange 



repens (L.) Beauv 



richardsoni Schrad 



scabrum (R. Bv.) Beauv. . . 



smithii Rydb 



spicatum (Pursh) Rydb. . . . 



tenerum Vasey 



Agrostis canina L 



palustris Huds 



(=A. alba L.) 



perennans (Walt.) Tuckerm. . 



retrofacta Willd 



stolonifera L 



verticillata Vill 



Aira caespitosa L 



caryophyllea L 



Alopecurus geniculatus L 



pratensis L 



Andropogon scoparius Michx 



Anthoxanthum odoratum L 



Arrhenatherum elatius (L.) Beauv 



Avena brevis Roth 



fatua L 



nuda L. (hull-less oats) 



orientalis Schreb. (side oats) . . . 

 sativa L. (common oats) 



Many 



Moderate. 



Many 



Many 



Moderate 



(14) 

 ' (2) 



Moderate. 



Many 



Many.. . . 

 None .... 

 None .... 



(3) 

 (14) 



(14) 



Few . . . 



Few. . 

 Few. . 

 None. 

 Few. 



(4) 



None. . . . 

 Moderate. 

 None .... 

 None .... 



Many 



None .... 

 None .... 

 None. . . . 

 None .... 

 None. . . . 

 None .... 



None. 



(5) 



* All the grasses in this test were grown from seed obtained from the following sources: Dr. E. B. 

 Mains, Purdue University, LaFayette, Indiana; Professor A. H. Larson, Seed Laboratory, University of 

 Minnesota, St. Paul, Minnesota; Berkeley, California, grass gardens of the Cereal Office of the United 

 States Department of Agriculture. 



t Few=less than ten perithecia per culm. 

 Moderate=from ten to forty perithecia per culm. 



Many=more than forty perithecia per culm. 

 t References to literature in last column: 



l=Saccardo (1875) 



2=Waters (1920a) 



3=Brittlebank (1920) 



4=Berkeley and Broome (1861) 



5=Anonymous (1919) 



6=McAlpine (1904) 



7=Rosen and Elliott (1923) 



8=Anonymous (1907) 



9=Hori (1901) 

 10=Peglion (1898) 

 ll=Stakman (1922) 

 12=Pridham (1919) 

 13=Anonymous (1922a) 

 14=Kirby (1922) 



