j64 



Journal of Agricultural Research 



Vol. XII. No. 9 



sometimes less than for January. For the Rhode Island Reds the 

 December production is considerably greater than for January and also 

 for February.^ - 



Table IX. — Mean monthly egg production for all Rhode Island Reds that began to lay 

 by December i, separated into two groups, according to length of pauses 



[Any record having a single pause of more than jo days in length is included in the group of pauses of 

 II days or more. A record having several short pauses of less than 1 1 days each, even though aggregating 

 more than lo days, is included in the groups of pauses of less than ii days] 



If the data for Rhode Island Reds are analyzed further, as is done in 

 Table IX, certain interesting facts come to light. In this table the 

 records have been divided into two groups, one consisting of those records 



' A comparison was attempted between November and December egg production, but no satisfactory 

 results could be obtained, because of the small number of birds which had complete records for November. 



