142 



The Sugar-Beet in America 



beets under the weekly irrigations were produced by one 

 inch of water each week, but the differences due to the 

 treatments were very slight. 



Fig. 20. — Effect of weekly irrigations on percentage of forked beets 

 and height of tops. Utah. 



Figure 19 shows that five inches of water applied at any 

 period made the beets longer than those that were not 

 irrigated. The longest beets were those irrigated at the 

 first three stages. The very late irrigation had but little 

 effect in lengthening the beets. 



There is a popular idea among farmers that the first 

 irrigation should be delayed just as long as possible in 



