66 



PRIMARY RESULTS 



collected annual records. Such results could be used by 

 individuals only with the exercise of due consideration as 

 to their applicability ; in any particular case it is the 

 annual variations in cost which are of importance to the farm 



manager for the purpose of arresting his attention and thus 

 of enabling him to review the circumstances attending them, 

 and any application of average unit costs to individual 

 farms might be very misleading ; for general statistical' 

 purposes, however, it would be of no little value to have 

 evidence of average costs of cultivation and acts of husbandry 



