Physiological Principles 



for Determining the 

 Value of the various 



Rubber Tapping Methods, 



Founded on some Experiments made on Hevea Brasiliensis. 



BY 

 PROFESSOR DR. HANS FITTING, 



STRASSBURG, i. E. 



WITH FOUR DIAGRAMS. 



Translated from the Gcniuin b\ J. H. Renton, and 



Published bv kind permission of the Editors of the 



" Tfopenpflanzer," Heilin. 



Price Is. & B 1. 



CAPPER cS: SONS: 



Times of Ceylon Office, 27, MiXClXG L,\\K, LONDON, K.C. ; 

 AXD "TlMKS" Hl'ILDIXCiS, COLOMBO, CEYLON. 



