Arizona Agricui/iukal Expkrimicnt Station 399 



associate professor. BVances R. Kenney was appointed Associate 

 Professor of Poultry Husbandry, February 1, 1919. Two other 

 appointments were made on January 1. Mr. R. S. Hawkins as 

 Assistant Professor of Agronomy, and Mr. A. F. Kinnison as 

 Assistant Professor of Horticulture. Each of these appointments 

 carried the corresponding Station title. 



PUBLICATIONS 

 Measured by the number of publications issued, the year has 

 been comparatively lean. Following is a list of numbers, titles, 

 and authors. The number of copies of each publication is given 

 in parenthesis. 



Bulletin No. 86, "Machine-Made Cement Pipe for Irrijiation Systems and Other 

 Purposes." by G. E. P. Smith. October 30, 1918. (6C00). 



Bulletin No. 87. "Insect Pests of Interest to Arizona Cotton Growers," by A. W. 

 Morrill. December. 1918, (60C0). 



Bulletin No. 88, "Use and Waste of Irrigation Water," by G. E. P. Smith. 

 May 15. 1919, (60C0). 



.Agricultural Experiment Station Index, \'ol. VII, (3000). 



Twenty-ninth Annual Report, December 31. 1918. By the Station Staff 



Circular No, 23, "The Citrus Thrips," by A. W. Morrill. August, 1918, (4000). 



Circular No. 24, "Wheat Planting and the Seed Supply," by E. P. Taylor. Sep- 

 tember, 1918, (6C00). 



Circular No. 25, "The Hot Lunch for Rural Schools," by Mary Pritner Lock- 

 wook, Agnes A. Hunt, and Hazel Zimmerman. November, 1918, (4000). 



Circular No. 26, "Water Storage and the Water Code," by G. E. P. Smith. 

 December, 1918, (6CC0). 

 There is an increasing demand for our bulletins and circulars, making 



necessary large editions to avoid the necessity of expensive reprinting. 



PROJECTS 

 AGRICULTURAL CHEMISTRY 

 A. E. Vinson, C. N. Catlin, H. W. Estill (From Jan. 1, 1919) 

 Alkali Soil Studies : Concomitant soil conditions that affect the 

 toxicity of black alkali and means for the amelioration of the 



effects of alkali on soil and plant Adams 



Chemical Analyses : Miscellaneous Hatch 



Meteorological observations Hatch 



Effect of weather conditions on processing and pasteurizing dates. .State Hatch 

 Reclamation of alkali land at the University Farm State 



AGRONOMY 

 G. E. Thompson, R. S. Hawkins (From Jan. 1, 1919) 



Cooperative Crop E.xperiments : Seeds of various crops have been 

 furnished farmers in order to make comparative tests with each 

 other and with the varieties already being grown State 



Corn and Sorghums : Variety tests and cultural methods State Hatch 



Cotton : Date of planting, irrigation tests, thinning methods, in- 

 tercropping with legumes, and leaving every third row blank. .. State Hatch 



Crop Studies on Prescott Dry-Farm and Sulphur Spring Valley 

 Dry-Farm : Variety tests, rate and date of seeding tests, meth- 

 od planting tests, inoculation of legumes ; tests to determine 

 whether drv-farming to raise feed for stock is feasible State 



