GROWING SUGAR BEETS IN MICHIGAN AND OHIO. 19 
TABLE X.—Rolling. 
Per Acres se beets Hours of labor 
perfarm. ; per acre. Labor 
aye cent Times 
District. et alll, | gL J OD 
records. Total. Rolled. Man. Horse. 
(CRY oes sweet ue he wee ear eR 93 55, 15. 06 Dele 1.63 Sue $0. 63 
PNG aus ere ie Nps See sok Diep te Dh nace Rit neh te 98 9. 53 8.95 2.36 1.87 3.74 . 74 
Grand Rapids cis 78 5. 92 5. 92 1.91 1.48 2. 96 . 60 
Northwestern Ohio._..........--- 85 16.69 15. 71 1.84 1.40 2.80 . 56 
Sixty-six per cent of the men in the Caro district, 87 per cent in the 
Alma, 78 per cent in the Grand Rapids district, and 44 per cent in 
northwestern Ohio rolled prior to or immediately after planting. 
The average number of times the land was rolled ranged from 1.4 
to 1.9. 
Iie. 12.—Rolling with a bar roller. This implement firms and also pulverizes the soil. 
The majority of the men rolled immediately before planting, some 
after planting, and a few rolled both before and after seeding. The 
object of rolling before seeding was to create a smooth even surface 
for the drill rows. Still other men used the roller along with the har- 
row and disk in the general work of preparing a suitable seed bed. 
Fifty-four per cent of the men in the Caro district, 64 per cent in 
the Alma, 19 per cent in the Grand Rapids-district, and 63 per cent 
in northwestern Ohio rolled at about the time the beets were push- 
ing through the ground, or soon after. Rolling at this time, called 
“rolling beets,” may be done for several reasons. If the rain has 
caused a crust to form at a period when the seed is germinating, it is 
customary to employ a bar roller to break the crust, thus allowing the 
young plants to push through to the surface. This condition often 
