PROCEEDINGS 



OF 



THE ROYAL SOCIETY. 

 Series B. Vol. 82. No. B 552. 



BIOLOGICAL SCIENCES. 



CONTENTS. 



Page 



Elxperimental Researches on Vegetable Assimilation and Respiration. V.— 

 A Critical Examination of Sachs' Method for using Increase of Dry 

 Weight as a Measure of Carbon Dioxide Assimilation in Leaves. By 

 D. THODAY, M.A., Mackinnon Student of the Royal Society, late Frank 

 Smart Student of the University of Cambridge ..... i 



Sleeping Sickness in Uganda. — Duration of the Infectivity of the Glossina 

 palpalis after the Removal of the Lake-shore Population. By Colonel 

 Sir DAVID BRUCE, C.B., F.R.S.. Army Medical Service ; Captains 

 A. E. HAMERTON. D.S.O., and H. R. BATEMAN, Royal Army Medical 

 Corps ; and Captain F. P. MACKIE, Indian Medical Service. (Sleeping 

 Sickness Commission of the Royal Society, 1 908 — 09) . . . . 5^ 



Glossina palpalis as a Carrier of Trypanosoma vivax in Uganda. By Colonel 

 Sir DAVID BRUCE, C.B., F.R.S., Army Medical Service ; Captains 

 A. E. HAMERTON, D.S.O.. and H. R. BATEMAN, Royal Army Medical 

 Corps ; and Captain F. P. MACKIE, Indian Medical Service. (Sleeping 

 Sickness Commission of the Royal Society, 1 908 — 09) .... 63 



On the Presence of Haem-agglutinins, Haem-opsonins, and Haemolysins in 

 the Blood obtained from Infectious and Non-Infectious Diseases in Man. 

 (Third Report.) By LEONARD S. DUDGEON, F.R.C.P. Lond., and 

 H.A. F.WILSON 67 



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 No. B 552. , 



December 20, 1909. 



