444 



TiiiRTiKTii Annual RitPoKi 



handling and the regulation of temperature, the adobe house will 

 prove a most satisfactory method of commercial sweet potato 

 storage. 



SPINACH 



Cultural tests with spinach, as outlined in last year's report, 

 were conducted at the Yuma Date Orchard and Horticultural Sta- 

 tion which included variety tests, methods of planting and different 

 planting dates. The results are shown in Tables XI and XX. 



TABLE XI. YIELD PER VARIETY WITH REGARD TO TIME OF PLANTING 



Planting date 



Varieties 



Victoria 



Savoy 



Lona; I Prickly Winter 



Standing 



Oct. IS.. 

 Oct. 29.. 

 Nov. 12. 

 Nov. 26. 

 Dec. 10.. 

 Dec. 24.. 



139 lbs. 



89^ lbs. 



68 lbs. 



273/^ lbs. 



84^^ lbs. 



90 lbs. 



21214 lbs. 

 12734 lbs. 

 124 lbs. 

 %y2 lbs. 

 151 lbs. 

 204!^ lbs. 



UOVj lbs. 

 1141^ lbs. 

 109 lbs. 

 61 lbs. 

 105 lbs. 

 1171/ lbs. 



169 lbs. 



941/2 lbs. 



170^ lbs. 



UVA lbs. 



130 lbs. 



176'/ lbs. 



TABLE XII. — YIELD PER VARIETY WITH REG.XRD TO METHOD OF PLANTIN*; 



TOMATO 



Tests with twenty-six varieties of tomatoes were conducted 

 at the Yuma Date Orchard and Horticultural Station with a view 

 towards determining the bearing season and yield. The restilts arc 

 shown in Table XHI. 



