520 



THE SMALL GRAINS 



the grain in the solution or by sprinkling the solution 

 over the grain. Before beginning any treatment, all 

 smut balls must be removed, as they will not be permeated 

 by the liquid and may afterward be broken and infect 

 the treated seed. A fanning mill will blow them out. 



FIG. 161. A smut-cleaning machine. 



They will also rise to the surface of the fungicide solution 

 and can be skimmed off, if time permits, during the steep- 

 ing operation. Several smut-cleaning machines have been 

 devised, which perform very well, and may be used be- 

 fore the steeping is done. One of these is shown in Fig. 

 161. 



