14 



BULLETIN 1000, U. S. DEPARTMENT OF AGRICULTURE. 



HOURS 



JAN. 

 10 20 



FEB 



10 20 



MAR 

 10 20 



APR 



10 20 



MAY 



10 20 



JUN. 



ro 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 



i i 



i i 



1 1 



I I 



i 1 



- 11 



- 10 



9 



- 8 

 7 



- 6 



- 5 



COTTON 



BASED ON COST ACCOUNTING DATA 



FROM 



CENTRAL ALABAMA 









MAN LABOR 



























































































































































































■ 



















































































































% 







II 











































1 







II 





















3 















II 1 II ■" 









■1 













2 

 1 



. O 



HOURS 



- 11 



- 10 



- 9 



- 8 

 7 







1 1 



















■ 





inn ■■ 





P 





8.0 | 6 7 | 7.1 j 12.7 | 17.0 | 15.1 | 4.3 | 10.3 | 1 1 .2 | 3.5 | 4.1 





PERCENTAGE DISTRIBUTION 





16.2 



24.8 



11.4 



17.2 



12.3 



10.3 



25 



2 5 



1.3 



1.4 



.1 







































































HORSE LABOR 



























































































































































































































































































6 



- 5 

 4 



- 3 



























I 









































































































1 



1 III I 



1111 



n 









































1 



Iff? 





























- 2 

 1 



- O 









II 



































-"■-" 





n : 





















10 20 

 JAN. 



10 20 



FEB. 



1' 



) 

 fA 



>o 

 R. 



10 20 

 APR 



10 20 



MAY 



10 20 



JUN. 



10 20 

 JUL 



10 20 



AUG. J 



20 



5EPT. 



1C 



c 



2 



c 







r 



10 



N 



20 



OV. 



10 2C 

 DEC 



Fig. 3. — 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. 



