All rights reserved


INORGANIC PLANT POISONS
AND STIMULANTS

BY
WINIFRED E. BRENCHLEY, D.Sc., F.L.S.

Fellow of University College, London
(Rothamsted Experimental Station)

Cambridge:
at the University Press
1914


Cambridge:
PRINTED BY JOHN CLAY, M.A.
AT THE UNIVERSITY PRESS


PREFACE