vi Preface 



ing sugar-beets, to agriculturists of the sugar companies, 

 and to students of sugar-beets in agricultural colleges as 

 a text. Those who do not find in the volume sufficient 

 information for their needs will find references to additional 

 material in Appendix A. 



The author wishes to acknowledge his indebtedness to 

 the many individuals who have been helpful in the work 

 of preparing the manuscript. He is under special obli- 

 gation to Prof. George Stewart, Dr. E. G. Titus, Mr. J. W. 

 Jones, Dr. G. R. Hill, Jr., Prof. G. B. Hendricks, Dr. 

 George Thomas, Dr. W. E. Carroll, Prof. O. W. Israelsen, 

 Mr. D. W. Pittman, Prof. H. R. Hagan, Prof. M. H. 

 Greene, Mr. L. A. Moorhouse, Dr. M. C. Merrill, Mr. 

 W. K. Winterhalter, Mr. H. Mendelson, Mr. A. M. 

 McOmie, Mr. J. A. Brock, Dr. N. Kopeloff, Dr. C. O. 

 Townsend, Mr. Truman G. Palmer, Dr. E. D. Ball, Dr. 

 O. E. Baker, and Mr. W. H. Wallace, who have read 

 chapters and offered valuable suggestions ; to Mrs. F. S. 

 Harris, Mr. K. B. Sauls, Miss O. Blanche Condit, and 

 Miss Carrie Thomas for assistance in preparing the ma- 

 terial for publication and in proof-reading; and to the 

 various sugar companies who have furnished photographs, 

 statistics, and other valuable material. He wishes to 

 make particular mention of the assistance rendered by 

 Mr. N. I. Butt, who did much laborious work on the 

 literature and helped in collecting statistics and preparing 

 diagrams. 



F. S. HARRIS. 

 LOGAN, UTAH, 

 Oct. 1, 1918. 



