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BULLETIN 528, U. S. DEPARTMENT OF AGRICULTURE. 
When a type of general farming is followed which carries no animals 
except work stock, the horse-labor should run much more evenly 
than on a dairy farm. Data which have been obtained from these 
farmers show that on a dairy farm, as a rule, at least 30 to 40 per cent 
of the total labor required will be work other than field operations. 
While it may appear that the man and horse labor is not well employed 
on this farm in April, May, and June, considerable labor always is 
