PLATE VIII. Above, (Photo by J. A. Brock) culti-packer preparing 

 land for sugar-beets in Colorado ; center, (Photo by J. A. Brock) prep- 

 aration of land for beets with a tractor, Colorado; below, (Photo by T. 

 H. Summers) the spring-tooth harrow is an excellent implement to 

 prepare land for sugar-beets. 



