492 APPENDIX III 



Sec. 5 Test Weight per Bushel. Test weight per bushel shall In- the 

 weight per Winchester bushel as determined by the testing apparatus and 

 the method of use thereof described in Bulletin No. 472, dated October 30, 

 1916, issued by the United States Department of Agriculture, or a- de 

 tormined by any device and method giving equivalent results. 



Sec. 6 Foreign Material and Cracked Corn. Foreign material and 

 cracked com shall be kernels and pieces of kernels of corn, and all matter 

 other than corn, which will pass through a metal sieve perforated with 

 round holes fourteen sixty-fourths of an inch in diameter, and all matter 

 other than corn remaining on such sieve after screening. 



Sec. 7 Heat Damaged Kernels. Heat damaged kernels shall l>e 

 kernels and pieces of kernels of corn which have been distinctly discolored 

 by external heat or as a result of heating caused by fermentation. 



CLASSES OF SHELLED CORN. 



Sec. 8 Classes. Shelled corn shall be divided into three classes as 

 follows: 



WHITE CORN. 



This class shall consist of corn of which at least ninety-eight per 

 centum by weight of the kernels are white. A slight tinge of light >na\\ 

 color or of pink on kernels of corn otherwise white shall not all'ect their 

 classification as white corn. 



YELLOW CORN. 



This class shall consist of corn of which at least ninety-five per centum 

 by weight of the kernels are yellow. A plight tinge of red on kernels of 

 corn otherwise yellow shall not all'ect their classification as yellow corn. 



MIXED CORN. 



This class shall consist of corn of various colors not coining within the 

 limits for color as provided in the definitions of white corn and yellow corn. 

 White capped yellow kernels s" 11 be classified as mixed corn. 



Sec. 9 Grades for White, Yellow, and Mixed Corn. TV ela e< 

 White corn. Yellow corn, and Mixed corn shall IK> divided into >even grades 

 for each class, the designations and requirements of which, re^p.-ct ively, 

 -luill he as specified in this section. 

 No. 1 WHITE, 

 No. 1 YELLOW, and 

 No. 1 MIXED, each, 



(a) shall be cool and' sweet, 



(6) shall have a test weight per bushel of at least fifty-five 

 pounds, 



(c) may contain not more than fourteen per centum of moisture, 



(d) may contain not more than two per centum of foreign ma 

 terial and cracked corn, and 



(e) may contain not more than two per centum, of damaged corn, 

 and no heat-damaged kernel-. 



No. 2 WHITE, 



No. 2 YELLOW, and 



No. 2 MlXFJ). each, 



