Table IV .—Comparative test of oat varieties in greenhouse at Berkeley , in 1920 and 1921 , with stem rust from nine localities in California 
May 17,1024 
Resistance of Oat Varieties to Stem Rust 
715 
•s* 
a-S 
* 4 “ I 
eo e* eo co 
1 
14 14 11 4 —b ! 1 
II 44 144 
4 
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CO 
co eo co co eo ^ eo T#t co eo m-h 
I' d 
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1 
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g 
CO 
1 
a 
GO 
4" I 1 114-1 4—b I 4* 1 I 4* I 4-4—b II 1114 
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T> « 
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CO CO 
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CO 
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41 I 
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The plants inoculated on these dates were affected by cold, cloudy weather, which reduced the size of’the uredinia. 
