Utah 



- 14 - 



Onion Improvement . To (l) develop improved male-sterile 

 and inbred strains of several onion varieties, including Yellow 

 and White Sweet Spanish, for use in production of new onion 

 hybrids; (2) test new varieties and selections, particularly 

 new hybrids, for commercial possibilities; (3) carry out genetic 

 studies on several plant and bulb characters, including fundamental 

 studies on nature and inheritance of male sterility; (4) carry 

 out cytogenetic studies of Allium cepa x A. fistulosum hybrids with 

 particular attention to production of superior varieties of green 

 bunching onions; and (5) breed for disease resistance with emphasis 

 on resistance to onion pink root 



Hort. 366 Coop. ARS 



Potatoes 



Alaska Potato Breeding and Propagation . To (l) develop at Matanuska 

 a productive, high quality potato for the early market, and a 

 productive, high quality potato with desirable horticultural 

 characteristics that will keep well in storage; and (2) evaluate 

 all commercial varieties and new introductions in the States and 

 foreign introductions to the States for their desirability toward 

 attaining the above, and to maintain disease-free germplasm of 

 all lines that appear to be valuable for the breeding program 

 in Alaska. 



Hort. 4 Coop. ARS 



Alaska Tuber Injury and Pathogenic Decomposition of Potatoes 

 Marketed in Alaska . Devise processing and handling methods 

 adapted to Alaska , s potato marketing industry so as to reduce 

 mechanical damage and decrease storage and marketing losses. 

 Agr. Engin., PI. Path., Ent. 33 (M) 



Alaska Fa ctors Affecting the Development of Potato Ring Rot 



Under Alaskan Conditions'! To (1) study factors affecting the 

 development of ring rot in order to determine more efficient 

 methods of detection of the disease; and (2) develop more 

 effective control measures. 

 PI. Path. 48 



Alaska Control of Potato Scab in Alaska . To devise control methods 

 for potato scab that will be effective under Alaskan conditions. 

 PI. Path. 49 



Alaska Insect Transmission of Potato Witches t-Broom in Alaska . 

 Learn (1) insect vector(s) of potato witches ♦ -broom; (2) 

 susceptibility of vegetable and forage plants to this disease. 

 Ent., PI. Path. 58 Coop. ARS 



