Vol. VIII, Nos. 3 & 4 



November, 192 1 



THE ANNALS OF 

 APPLIED BIOLOGY 



EDITED FOR THE ASSOCIATION OF ECONOMIC BIOLOGISTS 



BY 



W. B. BRIERLEY 



AND 



D. WARD CUTLER 



PUBLICATIONS COMMITTEE 



V. H. BLACKMAN A. W. HILL 



E. E. GREEN A. D. IMMS 



R. T. LEIPER 



CAMBRIDGE UNIVERSITY PRESS 



C. F. CLAY, Manager 



LONDON : FETTER LANE, E.C. 4 



also 



H. K. LEWIS & CO., LTD., 136, GOWER STREET, LONDON, W.C. I 



WHELDON 8c WESLEY, LTD., 28, ESSEX STREET, LONDON, W.C. 2 



PARIS : LIBRAIRIE HACHETTE Sc CIE. 



CHICAGO : THE UNIVERSITY OF CHICAGO PRESS 



(agents for the united states and Canada) 



BOMBAY, CALCUTTA, MADRAS : MACMILLAN & CO., LTD. 



TOKYO : THE MARUZEN-KABUSHIKI-KAISHA 



Price Twenty-four Shillit^s net 



