400 



THE SMALL GRAINS 



FIG. 126. Disk plows in 3 gangs, drawn by steam power, 

 in Juab Valley, Utah. 



roller (Fig. 128) or subsurface packer (see Fig. 98) should 

 be profitably used, at once after plowing. If no roller or 

 packer is at hand, a disk harrow weighted and set straight 

 may be substituted. 



FIG. 127. 



Disk gang plow at the Branch Experiment Station, 

 Hays, Kansas. 



