CONTENTS 
A Fungus Disease Suppressing Expression of Awns in a 
Wheat-Spelt Hybrid - •' -- ’ - - - - : - 
LLOYD E. THATCHER 
, (Contribution from Ohio Agricultural Experiment Station) 
Page 
699 
Effect of Ammonium Sulphate upon Plants in Nutrient 
Solutions Supplied with Ferric Phosphate and Ferrous 
Sulphate as Sources of Iron - - - - - - 701 
LINOS H. JONES and JOHN W. SHIVE 
(Contribution freon New Jersey Agricultural Experiment Station) 
Dispersion of Flies by Flight - - - 
F. C. BISHOPP and E. W. LAAKE 
(Contribution from Bureau of Entomology) 
- 729 
Bacteriological and Chemical Studies of Different Blinds 
of Silage - - - - - . - 
CHARLES A. HUNTER 
(Contribution from Pennsylvania Agricultural Experiment Station) 
Sandy Crystals in Ice Cream: Th^ir Separation and Idea* 
tification . . - - r . 
HARPER ZOLLER and OWEN E. WILLIAMS 
(Contribution from Bureau of Anirnal Industry) ^ 
767 
791 
PUBLISHED BY AOTHORITY OF THE SECRETARY OF AGRICULTURE, 
WITH THE COOPERATION OF THE ASSOCIATION OF 
LAND-GRANT COLLEGES 
WASHINGTON, D. C. 
WASHINGTON :GOVERNMENT PRINTING OFFIOE : I 92 | 
