CONTENTS 



Part 1 (August, 1918) 



I'AOE 



Brenchley, Winifred E. Buried weed seeds .... 1 



Sen, Jatindba Nath. The influence of potsherds on nitrification 



in the Indian alluvium. (Four figures in text) ... 32 



HuTcmNSON, Henry Brouuh.\m and Thaysen, Aage Christian. 

 The non-persistence of bacterio-toxins in the soil. (Four curves 

 in text) ......... 43 



Evershed, a. F. C.-H. and Warbtjrton, Cecil. Pheasants and 



agriculture ......... (J3 



Hutchinson, Henry Brougham. The influence of plant residues 

 on nitrogen fixation and on losses of nitrate in the soil. (Three 

 figures in text) ......... 92 



Part 2 (April, 1919) 



CowiE, G. A. Decomposition of cyanamide and tlicyanodiamide 



in the soil. (Five figures m text) . . . . 113 



Furlong, J. R. The rancidity of palm kernel and other feeding 



cakes .......... 137 



Hutchinson, Henry Brougham and Clayton, James. On the 

 decomposition of cellulose by an aerobic organism (Spirochaeta 

 cytophaga, n. .sp.). (Plates I — III) ..... 143 



Murray, J. Alan. Meat production. (One diagram in text) IT-l 



Armsby, Henry Prentiss and Fries, J. August. Net energy 



values and starch values ....... 1S2 



