igis] R' H. A. Plimmer 421 



III. SCIENTIFIC PROGRAM OF THE BIOCHEMICAL SOCIETY, 



JUNE 12 



June 12. ROTHAMSTED EXPERIMENT STATION, HaRPENDEN, 



Herts. 



W. E. Brenchley: The effect of the concentration of nutrient 

 Solutions upon the growth of plants in water culture. 



IV. A. Davis: The periodic Variation of the sugars in the foliage 

 leaves of plants during the day and night. 



W. A. Davis and G. C. Sawyer: The Variation of the starch 

 content of the potato leaf during day and night and its relation to 

 the sugars present. 



E. H. Richards: The loss of nitrogen during the bacterial de- 

 composition of the nitrogen Compounds of animal excretions. 



CO 



A. Appleyard: The -77-^ ratio in soll oxidations. 



W. Weir: The effect of soluble humus on plant growth. 



E. Horton: Methods for the extraction of organic Compounds 



from soil. 



/. Prescott and E. J. Russell: The reaction between soil phos- 



phates and dilute acids. 



IV. PROVISIONAL SCHEDULE OF MEETINGS FOR 191S-16 

 May 5. Joint Meeting with Society of Public Analysts, Chem- 

 ical Society, Burlington House, London, W. 



June 12. Rothamsted Experimental Station, Harpenden, Herts. 



Nov. IG. Physiological Laboratory, King's College, London. 



Dec. 14. Lister Institute, London. 



Feb. 12. University of Leeds. 



March 9. Institute of Physiology, University College, London. 



V. OFFICERS, igi5-i6 

 Committee:^ Hon. Treasurer, J. A. Gardner; Hon. Secretary, 

 R. H. A. Plimmer; Editors of the Biochemical Journal, W. M. 

 Bayliss and A. Harden; Ordinary Members, G. Barger, V. H. 



2 The business of the Society is conducted by a committee consisting of a 

 treasurer, secretary, the editors of the Biochemical Journal, and twelve ordinary 

 members. 



