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*State pounds per bushel used. 



f If you are unable to get weights, omit these columns. 



On pages 9, 10, and 11 keep an account of the labor ex- 

 pended on your acre. It should be given in boy-hours, man- 

 hours, and horse-hours. By one boy-hour is meant the labor 

 performed by a boy (10 to 18) working for one hour. A 

 team of horses working for one hour performs two horse- 

 hours of labor. A specimen page is here given : 



