Disease resistance information— Continued 



Verticillium Wilt 



Verticil Hum albo-atrum 

 Reinke & Berth. 



Yellow Leaf Blotch 



Leptotrochila medicaginis 

 (Fckl.) Schuepp. 



Alfalfa Dwarf 



(Rickettsia-like bacterium) 



Alfalfa Mosaic Virus 



Distribution and severity map: Figure 17 

 Scientists and locations with expertise: 4 and 25 



Check cultivars: 



Dormant and semidormant types: 

 Nondormant types: 



Resistant 



Susceptible 



Vertus 



Vernal, Saranac 

 Sonora 



Screening procedures: L 

 Evaluation procedures: L (p. 26) 



Distribution and severity map: Figure 18 

 Scientists and locations with expertise: 27 



Check cultivars: 



Dormant and semidormant types: 

 Nondormant types: 



Resistant 



Susceptible 



Teton 



Ranger 



Screening procedures: L 

 Evaluation procedures: L (p. 27) 



Distribution and severity map: None 

 Scientists and locations with expertise: 7 



Check cultivars: 



Dormant and semidormant types: 

 Nondormant types: 



Resistant 



Susceptible 



Screening procedures: None 

 Evaluation procedures: None 



Distribution and severity map: Figure 19 

 Scientists and locations with expertise: 8 and 10 



Check cultivars: 



Dormant and semidormant types: 

 Nondormant types: 



Resistant 



Susceptible 



Screening procedures: L 

 Evaluation procedures: None 



Witches'-Broom 



(mycoplasma) 



Distribution and severity map: None 

 Scientists and locations with expertise: 7 



Check cultivars: 



Dormant and semidormant types: 

 Nondormant types: 



Resistant 



Susceptible 



Screening procedures: None 

 Evaluation procedures: None 



