408 TwExTv-EiGHTH Annual Report 



8. The production by crossing, selection and inbreeding of Deglet Noor 

 dates in order to bring them true to seed. 



State funds. G. F. Freeman. 



9. A study of date varieties established in Arizona, particularly with a view 

 to the identification of characters most valuable in commercial dates. 



State funds. S. B. Johnson. 



10. The storage of fruits and vegetables most effectively under Arizona 

 conditions. Hatch and State funds. S. B. Johnson. 



11. An intensive half-acre garden study for the purpose of demonstrating 

 the possibilities of a small garden in food production. 



State funds. S. B. Johnson. 



12. A study of the grasshopper pest to determine the eating capacity of 

 grasshoppers in alfalfa fields, and observations on their feeding habits with 

 reference to the use of poison baits. 



Hatch fund. A. W. Morrill. 



13. A study of cotton and truck cut worms, including their life his- 

 tories and habits and the methods and materials by means of which they may 

 be controlled. 



Adams and State funds. C. T. Vorhies. 



14. The design, construction and operation of machines for processing 

 dates in packing house practice. Pasteurization, incubation and artificial ripening 

 of various varieties of dates by means of suitably constructed treatment and 

 heating chambers is included within the limits of this project. 



State funds. A. E. Vinson. 



15. Alkali studies, particularly with reference to the rationale of damage 

 caused bv black alkali in the soil and means for the amelioration of the effects 

 of this salt upon plants. Adams fund. A. E. Vinson, and 



C. N. Catlin. 



16. Composition of groundwaters of Arizona as determined from miscel- 

 laneous samples sent in for examination from time to time. 



Hatch and State funds. A. E. Vinson, and 



C. X. Catlin. 



17. Economic flora of Arizona, particularly with reference to its utilization 

 under range and forestry conditions. 



Hatch and State funds. J. J. Thornber. 



18. Miscellaneous plant introductions and selections with a view to_ the 

 establishment of new plant varieties adapted to Southwestern climatic conditions. 



Hatch and State funds. J. J. ThornhEr. 



19. A continuation of studies at the Sulphur Spring Valley dry-farm for 

 the purpose of working out a scheme of farming combining cultural methods, 

 supplemental irrigation, hardy crops, silos, and livestock, by means of which a 

 living can be made from the land at altitudes of 4,000 to 5,000 feet. 



Hatch and State funds. R. H. Forbes, and 



H. C. Heard 



20. A continuation of studies at the Prescott dry-farm for the purpose of 

 working out a scheme combining dry-farming methods of culture; hardy varie- 

 ties of Indian corn, and sorghums suitable for silage; consumal)le crops of 

 beans, fruits and veegetables ; silos, and range livestock, by means of which a 

 living can be made upon the land. 



Hatch and State funds. R. H. Forbes, and 



H C. Heard. 



21. A studv of methods for the eradication of Johnson grass from an irri- 

 gated farm. ' Hatch and State funds. J. F. Nicholson, and 



H. C. Heard. 



