ECONOMIC ASPECTS OF POULTRY CULTURE 33 



after home wants are satisfied. Ordinary farm conditions and 

 methods need not be described here, but some of the special 

 developments along this line must be described as to their general 

 features, though discussion of these features will come more appro- 

 priately under special topics. 



Factory methods in poultry culture. The intensive poultry 

 plant devoted primarily to egg production, with the sale of market 

 poultry and often of thoroughbred stock and eggs for hatching as 

 accessories, was long the most conspicuous type of plant classed as 



Fig. 6. Poultry plant of A. G. Duston, at Marlboro, Massachusetts. Considered 

 a model plant when built, about 1S90. Used about ten years, then moved to 

 South Framingham, Massachusetts, and rebuilt on an e.xtensive plan. (Photo- 

 graph from Mr. Duston) 



an " egg farm." This may be briefly described as an enlargement 

 of the city poultry yard. The common object was to keep the 

 largest possible number of fowls on a given area, keeping them 

 closely confined and supplying them with all kinds of food needed. 

 Usually the land accommodations were very limited, and the poul- 

 tryman made no effort to grow any food — except perhaps a little 

 green food — or to make any use of his land except for poultry. 

 This was the typical plant, in area from two to ten or twelve 

 acres. Often the larger plots had little more actual capacity than 



