PREFACE. ix 



and M. B. Waite, Assistant Pathologist. The 

 chapters on " Propagation," " Improvement," 

 and " Pruning " were read by L. C. Corbett, 

 Horticulturist, and the one on " Enemies of 

 Plants " by the Entomologist, Mr. Wilcox. 

 " Ornamentation of School and Home 

 Grounds " was read by Mr. Crosby. The chap- 

 ter on " Enemies of Plants " was also read by 

 H. Garman, State Entomologist of Kentucky. 

 The first half of the book was examined also by 

 Professor Mumford, Acting Director of Missouri 

 Experiment Station, and by W. T. Carrington, 

 State Superintendent of Schools. The second 

 half was examined by J. C. Whitten, Horticul- 

 turist, Missouri Experiment Station. The first 

 chapter was criticised by C. F. Marbut, Assist- 

 ant Professor of Geology, University of Missouri. 



The second half of the manuscript was ex- 

 amined by Dr. L. S. Daugherty, of the State 

 Normal School, Kirksville, Missouri. The entire 

 manuscript was submitted to H. J. Waters, Su- 

 perintendent of Agriculture, World's Fair, St. 

 Louis, Missouri. The chapter on Milk and Its 

 Care was written by C. H. Eckels, of the Mis- 

 souri State University. 



We are indebted to the following persons 

 and Experiment Stations for illustrations : Ex- 

 periment Stations of Minnesota, West Virginia, 

 Rhode Island, New Hampshire, Kansas, Mis- 

 souri, Ithaca, New York, New Jersey, Texas, 



