ACKNOWLEDGMENTS 



The author desires to express his thanks to Prof. 

 Charles K. Barnes, of the University of Chicago, Prof. 

 F. AY. WoU, of the Wisconsin Agricultural Experiment 

 Station and Mr. F. Cranefield, the author's assistant in 

 horticulture, for revision of the manuscript (of the first 

 edition), and for many valuable suggestions. 



Figures 14, 15, 18, 19, 20, 21, 22, 28, 29, 30, 34, 46, 

 47, 48, 49, 53, 54, 55 and 83 were copied from "Agri- 

 cultural Botany," with the sanction of the author, Prof. 

 il. C. Potter, of the Durham College of Science, Eng- 

 land. Figures 61, 62, 63, 82, 84, 94, 98, 100, 101, 102, 

 103, 113, 117, 118, 119, 120, 121, 123 and 128 are from 

 "The Nursery Book," by Prof. L. H. Bailey, and are 

 used by permission. Figures 31, 59, 81, 85, 99 and 130 

 are from "The Amateur Fruit Book," by P'^of. S. B. 

 Green, and are used by permission. Figure 32 is from 

 a photograph kindly loaned by Prof. Green. Figures 

 37, 39, 40, 41, 42 and 44 are copied by permission of the 

 publishers from "Barry's Fruit Garden." Figures 94 

 and 95 are from "How to Make the Garden Pay," by T. 

 Greiner, and are used by permission. Figures 65 and 

 66 were copied by permission from Bulletin No. 37, 

 of the Rhode Island Agricultural Experiment Station. 

 Figures 77, 78 and 79 are from cuts in the possession of 

 the Wisconsin Agricultural Experiment Station. 



