CONTENTS. 



(All RigtUs reserved.) 



PAOB 



1. Newton, Robert. A comparative study of winter wheat varieties 



with especial reference to winter-killing . . . . . 1 



2. GOODEY, T. On the susceptibility of clover and some other legumes 



to stem-dise!\se caused by the eelworm, Tylenchus dipsaci, syn. 

 devastati-ix, Kuhn. (With Plate I) 20 



3. Salaman, R. N. and Lesley, J. W. Genetic studies in potatoes; 



sterility. (With Plate II) 31 



4. Crowtheu, Charles and Woodman, Herbert Ernest. A study 



of nitrogen metabolism in the dairy cow 40 



5. Armstrong, S. F. The Mendelian inheritance of susceptibility and 



resistance to yellow rust {Puccinia glumarum, Erikss. et Henn.) 



in wheat ........... 57 



6. Woodman, Herbert Ernest and Hammond, John. Note on the 



composition of a fluid obtained from the udders of virgin heifers 97 



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