THE PRINCIPLES OF 



PLANT CULTURE 



A TEXT FOR BEGINNERS IN 



AGRICULTURE AND 



HORTICULTURE 



BY THE LATE 



E. S. GOFF 



REVISED BY 



J. G. MOOKE AND L. K. JONES 



OF THE UNIVERSITY OF WISCONSIN 



EIGHTH EDITION 



gorfe 



THE MACMILLAN COMPANY 

 1916 



All rights reserved 



