EFFECT OF SALTS UPON OXIDASE ACTIVITY 



OF APPLE BARK 



CONTRIBUTIONS FROM THE HULL BOTANICAL LABORATORY 263 



(WITH FIVE FIGURES) 



D. H. ROSE, HENRY R. KRAYBILL, and R. C. ROSE 



Reprinted for private circulation from 

 The Botanical Gazette, Vol. LXIX, No. 3, March 1920 



