CEREAL CULTIVATION WESTERN AREA 401 



FIG. 128. Corrugated roller. 



428. Summer tillage after plowing or disking. After 

 early plowing for summer tillage, it is usually best to 

 follow the plow closely with the toothed harrow, unless 

 the soil seems loose and light enough to justify first the 



FIG. 129. Slicker, with a rod behind, square in cross section, which 



revolves under the surface of the soil. 

 2D 



