Vol. XXVII. PUBLISHED MONTHLY. No. 7. 



The Journal 



OF THE 



Ministry of Agriculture 



OCTOBER, 1920. 



PRINCIPAL CONTENTS. 



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



The History of a Grain of Wheat from the Seed Bed to 



the Breakfast Table. Sir A. D. Hall, K.C.B., F.R.S. - 624 

 Plant Breeding Work at Aberystwyth. Professor R. G. 



Stapledon, M.A. 630 



The British Dairy Farmers' Association. F. J. Lloyd, F.C.S., 



F.l.a 640 



Breeding Dairy Cattle for Milk Production. J- Mackintosh, 



O.B.E, N.D.A., N.D.D 647 



The Life History of the Common Mole. Lionel E. Adams, B.A. 659 



Accessory Food Factors, or Vitamines - 666 



" Damping Off" of Tomato Seedlings. W. F. Beidey - - 670 



Perennial Eyegrass and Wild White Clover - - - 674 



Commercial Mushroom Cultivation 678 



Feeding Stuffs in October. Professor T. B. Wood, C.B.K, 



M.A., F.R.S. 681 



Manures in October. E. J. Russell, D.Sc. t F.R.s. - - - 683 



Notices of Books 686 



LONDON 



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