A Stem Blight of Field and Garden Peas 
IS 
FIG. 11 
in the No. 3 pot. All plants were sprayed with sterile, distilled 
water, placed in g-reenhouse under bell jars and protected from 
bright sunlight by newspapers. 
Observations 
Jan. ip/d.—Sprayed plants; no indication of disease yet. 
Jan. 10 , Ip 16 . —Removed bell jars and newspapers. All 
plants, except check, show watery, sunken zones around needle 
pricks. 
Jan. Jj, ipi 6 . —The separate watery areas have now coalesced 
so that the stems exhibit a watery, bruised aspect over the entire 
section that was inocluated. Both cultures seem to be working 
equally well. Check still unchanged. 
Jan. 2 / 1 , ipi 6 .—Three of the plants inoculated with Culture 
3 are turning yellow and the tips of two are wilting, due apparent¬ 
ly to collapsing and girdling of the stems, which are now dark 
