EXPERIMENT STATION BULLETINS. 387 



Gray Shorts (Gray Middlings or Total Shorts) consists of the fine particles 

 of the outer bran, the inner or "bee-wing" bran, the germ, and the offal or 

 fibrous material obtained from the ' 'tail of the mill.' ' This product must be 

 obtained in the usual process of commercial milling. 



Flour Middlings shall consist of standard middlings and red dog flour com- 

 bine in the proportions obtained in the usual process of milling. 



White Shorts or White Middlings consists of a small portion of the fine bran 

 particles and the germ and a large portion of the fibrous offal obtained from 

 the ' 'tail of the mill.' ' This i3roduct must be obtained in the usual process of 

 flour milling. 



Red Dog Flour consists of a mixture of low-grade flour, fine particles of 

 bran and the fibrous offal from the ' 'tail of the mill.' ' 



Wheat Mixed Feed (Mill Run Wheat Feed) consists of pure wheat bran 

 and the gray or total shorts or flour middlings combined in the proportions 

 obtained in the usual process of commercial milUng. 



Wheat Bran and Standard Middlings consists of the two commodities as 

 defined above mixed in the proportions obtained in the usual process of com- 

 mercial milling. 



Screenings consists of the smaller imperfect grains, weed seeds and other 

 foreign materials, having feeding value, separated in cleaning the grain. 



Scourings consists of such portions of the cuticle, brush, white caps, dust, 

 smut, and other materials as are separated from the grain in the usual com- 

 mercial process of scouring. 



(Note) If to any of the wheat or rye by-product feeds there should be added 

 screenings or scourings, as above defined, either ground or unground, bolted 

 or unbolted, such brand shall be so registered, labeled and sold as clearly to 

 indicate this fact. The word ' 'Screenings' ' or ' 'Scourings' ' as the case may 

 be, shall appear as a part of the name or brand and shall be printed in the 

 same size and face of type as the remainder of the brand name. When the 

 word ' 'Screenings' ' appears it is not necessary to show also on the labeling 

 the word "Scourings." 



MISCELLANEOUS PEODUCTS. 



Dried Beet Pulp is the material obtained by drying the residue from sugar 

 beets which have been cleaned and freed from crowns, leaves and sand and 

 which have been extracted in the process of manufacturing sugar. 



Cocoanut Oil Meal (' 'Copra Oil Meal' ') is the ground residue from the ex- 

 traction of part of the oil from the dried meat of the cocoanut. 



Ivory Nut Meal is ground ivory nuts. 



Pahri Kernel Oil Meal is the ground residue from the extraction of part of 

 the oil by pressure or-solvents from the kernel of the fruit of Elaeis guineensis 

 or Elaeis malanococoa. 



Yeast or Vinegar Dried Grains are the properly dried residue from the mix- 

 ture of cereals, malt and malt sprouts (sometimes cottonseed meal) obtained 

 in the manufacture of yeast or vinegar, and consists of corn or corn and rye 

 from which most of the starch has been extracted, together with malt added 

 during the manufacturing process to change the starch to sugars, and malt 

 sprouts (sometimes cottonseed meal) added during the manufacturing pro- 



