CATTLE 



AND 



The Future of Beef-Production 

 in England 



BY 



K. J. J. MACKENZIE, M.A. 



READER IN AGRICULTURE IN THE UNIVERSITY OF CAMBRIDGE, 

 LATE EDITOR OF THE JOURNAL OF THE ROYAL AGRICULTURAL 

 SOCIETY OF ENGLAND V 1 > v , 



WITH A PREFACE AND CHAPTER 



BY 



F. H. A. MARSHALL, Sc.D. 



FELLOW AND TUTOR OF CHRIST'S COLLEGE AND UNIVERSITY 

 LECTURER IN AGRICULTURAL PHYSIOLOGY, CAMBRIDGE 



CAMBRIDGE 



AT THE UNIVERSITY PRESS 

 1919 



