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. 
@ Percent Forked Beets 
ee GAZ average height Tops +18 S 
2 s 
© IS c 
ie 
4 % 
$ y\,% 
S154 Z 0S 
N y; < 
: | y\ > 
iN q Y N 
3 Ye) § 
7 Yl & 
| Y) 
YU 
$ Linch 5 inched 7 inched 
2 NC 95 Inches72 inche 
8 ore weekly | weekly | weekly | weekly ink 
‘S [| o 12.8 | 32 64 96 | Total 
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 
