124 



The Sugar-Beet in America 



be repeated about every ten days. This time may, how- 

 ever, be modified somewhat by rains or by irrigation. 



WEEDING KMf E H S. 



FIG. 12. Cultivator attachments to be used at different stages in the 

 growth of the beet. 



Several good cultivators are on the market. These 

 provide a number of attachments, varying from the 

 "spider" to the weeding knife, to be used at different 

 stages in the growth of the crop and for different con- 



