FOREWORD 



This survey was suggested by H. W. Jeffers, Sr., president of the New 

 Jersey State Board of Regents. A committee to make the survey was ap- 

 pointed by J. W. Bartlett of New Jersey, at a feed conference at Baltimore, 

 Maryland, in November 1937. where most of the states of the Atlantic Sea- 

 board were represented. 



The survey was made and the bulletin prepared under the direction of the 

 following committee : 



F. B. Morrison. New York 



R. H. Olmstead. Pennsylvania 



A. R. Merrill, Connecticut 



Frank Hamlin. New York 



C. B. Bender, New Jersey (Chairman) 



For cooperation and help given in collecting, summarizing, and prepar- 

 ing the data for this bulletin grateful acknowledgment is made to : 



E. S. Savage, O. L. Lepard. G. W. Salisbury. J. I. Miller and E. J. 

 Weatherby of New York; S. I. Bechdel of Pennsylvania: J. W. Bartlett. 

 H. H. Tucker, Claude Eby. and L. A. Johnson of New Jersey; R. F. Talbot, 

 Maine ; K. S. Morrow. New Hampshire ; E. H. Loveland, X'ermont ; C. J. 

 Fawcett. Massachusetts ; DeVoe Meade. Maryland ; and R. G. Connelly of 

 Virginia. 



In addition, the committee expresses its thanks to the county agents, cow- 

 testers, and 380 operators who answered the questionnaires. 



