AN APPEAISAL OF POWER USED ON FARMS 
37 
HOURS 
JAN. 
10 20 
FEB 
10 20 
MAR 
10 20 
APR 
10 20 
MAY 
10 20 
JUN. 
10 20 
JUL. 
10 20 
AUG. 
10 20 
SEPT. 
10 20 
OCT. 
10 20 
NOV. 
10 20 
DEC 
10 20 
• HOURS 
11 
10 
9 
8 
7 
6 
5 
4 
3 
2 
1 

HOURS 
11 
10 
9 
' 8 
7 
6 
5 
4 
3 
2 
1 

1 
1 1 
1 1 
1 1 
1 1 
1 1 
1 1 
- 11 
- 10 
- 9 
- 8 
- 7 
- 6 
- 5 
- 4 
- 3 
- 2 
1 
- 
HOURS 
- 11 
- 10 
- 9 
- 8 
- 7 
- 6 
- 5 
- 4 
- 3 
- 2 
- 1 

COTTON 
BA-SED ON COST ACCOUNTING DATA 
FROM 
CENTRAL ALABAMA 
MAN LABOR 
1 
B 
1 
i 
— 1 
1 
ri 
1 
1 
1 
III 
li 
iri 1 
- 
■ 
I 
1 
, 
III 
u 
8.0 1 6.7 1 7.1 1 12.7 1 17.0 | 15.1 | 4.3 | 10.3 | 11.2 | 3.5 | 4.1 
PERCENTAGE DISTRIBUTION 
16.2 
24.8 
11.4 
,7.a| 
12.3 
10.3 
2.5 
25 
1.3 
1.4 
.1 
HORSE LABOR 
;. 
•;;> 
i 
^^^.1 
1 
* 111 
J 
■ 
■ 
^^ 1 ,lv ^ -■ 
. 
1 ■ 
■ 
■ 
_L 
■ 
y 
10 20 
JAN. 
10 20 
FEB. 
10 20 
MAR. 
10 20 
APR 
10 20 
MAY 
10 20 
JUN. 
10 20 
JUL 
10 20 
AUG. 
10 20 
SEPT. 
10 20 
OCT 
10 20 
NOV. 
10 2( 
DEC 
) 
Fig. 40.— Distribution of man labor and horse labor for one farm during a series of years, representing 
the production of 25 acres of cotton annually. Large type machinery used. Black bars indicate 
total hours spent per acre during 10-day periods. (U. S. Dept. Agr., Department Bulletin 1000.) 
