VoL XXVIII. PUBLISHED MONTHLY. No. 12. 



The Journal 



OF THE 



Ministry of Agriculture 



MARCH, 1922. 



PRINCIPAL CONTENTS. 

 (For Complete List of Contents see page xiii.) page 



Young Farmers' Clubs. F. E. Bussy . ' - . - 1068 



The National Institute of Agricultural Botany and Official 



Seed Testing Station. W. H. Parker, M.C., M.A. - 1072 



Ploughing and Ploughing Matches. G. Richardson, M.A , 



B.Sc., and G. E. Fussell - 1084 



Diseases of the Swede Crop in Cumberland and Westmor- 

 land in 1921. R. B. Strang, N.D.A. - 1093 



Cultivation of the Hop Crop. III.— Systems and Methods 



Of Training. Arthur Amos, M.A. - 1096 



Gloucestershire Old Spots PigS- Sanders Spencer - . - 1105 



The Spraying of Cornfield Weeds with Sulphate of 



Ammonia. John Porter, B.Sc, N.D.A., N.D.D. - - 1109 



Possibilities for Fruit Growing in the Northern Counties. 



G. |P. Berry - 1116 



Trials of Spring Cabbage. J- C. Wallace - 1121 

 Potato Pink Rot : A Disease new to England. A. D. Cotton 1126 

 The Turnip Gall Weevil. P- V. Isaac, M.Sc, F.E.S. - - 1130 



Food and Feeding Habits of the Little Owl.— II. Walter E. 



Collinge, D.Sc, F.L.S. - 1133 



Manures for March. E. J. Russell, D.Sc, F.R.S. - - - 1140 



LONDON: 



PRINTED UNDER THE AUTHORITY OF HIS MAJESTY'S STATIONERY OFFICE, 

 AND PUBLISHED BY THE MINISTRY OF AGRICULTURE AND FISHERIES. 



(To be obtained from the Ministry's Offices, 10, Whitehall Place, London, 8.W.1.) 



EDITORIAL AND MONTHLY. AffENTS FOR ADVERTISEMENTS : 



puBLXSHXNa offices: rpRIPF QIYPFIiPP 1 C. VERNON & SONS, Ltd., 



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LONDON, S.W.I. Post frBB. 66/63. South Outle Street, Liverpool. 



