Vol. XXVII 
JANUARY 26, 1924 
No. 4 
JOURNAL OP 
RESEARCH 
-- ;• QpNTENTS J ", 
' . " p* m 
The Black-Bundle Disease of Com - • - 177 
; ’ . CHARLES S. REDDY «q« JAMBS R. HOLBEKT 
(Contribution from Bureau ©I Plant Industry, Wisconsin and Illinois ^ 
- _ Agricultural Experiment Stations) ' - . . 
Changes in Hydrogen-Ion Concentration Produced by Growing 
Seedlings in Acid Solutions - - -. - - - - 207 
• JEHIEL DAVIDSON and EDGAR T. WHERRY 
(Contribution from Bureau ol Chemistry) 
The Nutritive Properties, of Wild Rice - - - 
CORNELIA KENNEDY 
(Contribution from Minnesota Agricultural Experiment Station) 
AfBacterial Blight of Gladioli - - - 
j lucia McCulloch 
* . . ~ - ^ • (Contribution from Bureau ot Plant Industry) ‘ 1 
-219 
-225 
PUBLISHED BY AUTHORITY OF TOE SECRETARY OF AGRICULTURE 
WITH THE COOPERATION OF THE ASSOCIATION 
OF LAND-GRANT COLLEGES ; 
" Washington, d, c, 
GOVERNMENT PRINTING OFFICE 
