GROWING SUGAR BEETS IN MICHIGAN AND OHIO. 

 Table VIII. — Harrowing (spike-toot Ii). 



17 



District. 



Per 



cent 



of all 



records 



Acres in beets per 

 farm. 



Total. 



Har- 

 rowed. 



Times 

 har- 

 rowed. 



Hours of labor per 

 acre. 



Man. 



Horse. 



Labor 



cost per 



acre. 



Caro 



Alma 



Grand Rapids 



Northwestern Ohio 



15.92 

 9.80 

 7.20 



16.40 



15.56 



9.ai 



6.95 

 16.33 



1.49 

 1.76 

 1.33 



1.S7 



1.09 

 1.23 

 1.09 

 1.49 



2.33 



2.77 

 2.69 

 3.74 



$0.43 

 .53 



.67 



The average labor requirements and cost per acre were fairly uni- 

 form, but there was considerable variation on individual farms. 



The spring-tooth harrow stirs the soil to a greater depth than the 

 spike-tooth, brings clods to the surface (see figs. 9 and 10), and was 



Fig. 



9. — One man and three horses harrowing with a spring tooth, 

 common crew in the regions or districts visited. 



This was a 



used extensively in all districts, although not to so large an extent in 

 northwestern Ohio as in the other three sections. This operation was 

 performed on 252 farms. (See Table IX.) 



Table IX. — Harrowing (spring-tooth). 



District. 



Per 



cent 



of all 



records. 



Acres in beets 

 per farm. 



Times 

 har- 

 rowed. 



Average 



crew. 



Hours of labor 

 per acre. 



Labor 

 cost 



Total. 



Har- 

 rowed. 



Man. 



Horse. 



Man. 



Horse. 



per 

 acre. 





90 

 96 



94 

 47 



14.06 

 9.58 

 5.75 



15.98 



14.06 

 9.50 

 5.75 



14.72 



3.07 

 3.15 

 3.50 

 1.58 



1.0 

 1.0 

 1.0 

 1.0 



2.5 

 2.6 



2.9 

 2.9 



3.44 

 3.66 

 3.64 

 1.82 



8.65 



9.05 



10. 34 



5.01 



$1.51 





1.63 





1.76 





.86 







The average width of implement was approximately 6^ feet. For- 

 ty-four per cent of the men interviewed used a crew of one man and 

 83548°— Bull. 748—19 & 



