2 BULLETIN 102, IT. S. DEPARTMENT OF AGRICULTURE. 



Heretofore in commercial grading, corn has been considered out 

 - condition because of unnatural odor only when the odor is sufh- 

 ently pronounced to be readily detected by the sense of smell, 

 hich varies with different individuals and even with the same indi- 

 idual under different conditions. 



In the grading of corn from the standpoint of quality or soundness, 

 Dwever, the methods are entirely arbitrary, inasmuch as there is 



k| 



i 



AC/D/TV— C.C. 



G£~£?M/MAT/OA/—&Ff? CFA/T. 



~\/0.O 



y9.e 





J««U 



T/9.2 



~_<y&2_ 



Z_/v?^_ " 



^XSS.7 /V.S. 



~53/JS_S.AAG, 



_J 73.<? 



g. 19a. — Graphic comparison of the average degree of acidity and the average percentage of germination 

 for each commercial grade of corn received at a terminal market (D), by months, from October, 1911, 

 to August, 1912, inclusive. 



Lways considerable question as to just what constitutes cob-rotten, 

 ecayed, or otherwise damaged and defective kernels in any given 

 imple which may be under inspection. 



It is the purpose of this section of this report to show the relation 

 f degree of acidity in a detailed way to acknowledged criteria of 

 nmdness and quality of .corn and to call to the attention of the 

 rain trade and those of the general public who may be interested 



