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Oreg. Resistance to Strains of Yellow Mosaic Virus and Related 



Major Viruses of Beans in the Western Area * Learn reaction of 

 bean breeding lines, varieties and species to a wide range of 

 bean yellow mosaic (BTMV) strains occurring in the western region, 

 Bot., PI. Path. 491 (W-12) 



S. C. Breeding Edible Southern Peas . To develop high quality, 



high shelling, and suitable as dry, processing, or fresh market 

 peas. 



Hort. 61 



Term. Inheritance in Garden Beans with Reference to Resistance 

 to Mexican Bean Beetle and Other Insects, Nematodes. Diseases, 

 Southern Adaptation and Commercial Quality . To study possibilities 

 of combining species, kinds and varieties of beans in order to 

 develop Southern garden beans. 

 Hort. 121 



Wash. Insect Transmission of Bean Virus Diseases . To learn (l) 



what insects are responsible for field transmission of bean virus 

 diseases; (2) seasonal cycles, field distribution, and alternate 

 hosts of those insects transmitting the diseses; (3) effect of 

 insect control on field spread of virus diseases of beans; and (A) 

 native and cultivated plants which serve as reservoirs of bean virus 

 diseases. 



Ent. 1221 (W-12) Coop. ARS 



Wyo. Bean Diseases in Wyoming . To (l) learn prevalence and extent 



of damage of various known bean diseases; (2) learn host range; (3) 

 study methods of spread; (4) evaluate cultural and chemical control 

 practices; (5) test lines and varieties of beans to the various 

 diseases; (6) study cultural characters and nature of pathogens in 

 laboratory and greenhouse; (7) learn physiologic races of bean 

 rust and possibly of other bean diseases; and (8) collect and study 

 new diseases which may appear. 

 Agron 497 Coop. ARS 



Wyo. Control of Root Rots and Viruses of Dry and Snap Beans by 



Breeding and Other Methods^ (1) Study pathogenic variation of 

 bean root rotting organisms found in western region; (2) measure 

 level of pathogenicity and population density of bean root rotting 

 organisms as influenced by irrigation frequencies. 

 Agron. 563 (W-12) 



