140 



The Sugar-Beet in America 



are illustrated in Figs. 16 and 17. In Fig. 16 both the 

 percentage sucrose and the purity are shown to be some- 



I inch 



wecKty 



2,%/nchcs 5" inches l%.inchet 



weekly 



wee/f/y 



wecKly 



WetX/y 



Total 



I Overage weight of Beets E3 Overage length of^ 



FIG. 18. Effect of weekly irrigations on average weight and length of 

 beets. Utah. 



what higher in all the beets that were irrigated weekly 

 than in those receiving no irrigation. The highest sugar- 

 content was in the beets receiving two and one-half inches 

 of water each week. Figure 17 indicates the lowest 

 sugar-content, as well as the lowest purity, to have been 

 produced on the plat receiving water only when the beets 

 were approaching maturity. The highest sugar-content 



