PRINCIPLES 





OF 



PLANT CULTURE 



AN ELEMENTARY TREATISE DESIGNED AS A 

 TEXT-BOOK FOR BEGINNERS IN AGRI- 

 CULTURE AND HORTICULTURE 



BY 



E. S. GOFF 



\\ 



PROFESSOR OF HORTICULTURE IN THE UNIVERSITY OF WISCONSIN 



SECOND EDITION, REVISED 



PUBLISHED BY THE AUTHOR 

 1899 



