LESSONS ON POULTRY FOR RURAL SCHOOLS. 



13 



The material used in the rations was such as might be practical on 

 the average Indiana farm. More ideal rations are of ten too expensive. 

 To these rations were added grit, shell, and green food. The chart 



Fig. 7.— Average per cent egg production per month per pullet, with and without animal food. 

 Graphic type of chart for results of several factors. (Adapted from investigations of Agricultural 

 Experiment Station of Purdue University, Lafayette, Ind., Bui. 182.) 



does not bring out the relative value of meat scrap, fish scrap, and 

 skim milk, but shows the necessity for some animal food. Skim milk 

 is often cheaper than other forms of animal food. 



