Descriptor: Russian Wheat Aphid Leafr B2 (RWALEAFROL_BIOTYPE2)



 
Definition:
Reaction to the Russian Wheat Aphid Biotype 2 (Diuraphis noxia). Leafrolling symptoms. See RWA Chlorosis descriptor, also.
Crop:
WHEAT-INTERGENERIC
Category:
Insect descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Alpha/numeric descriptor
Maximum Length:
3
Responsible Site:
National Small Grains Collection (NSGC)


Studies or environments

Distribution of Values for Russian Wheat Aphid Leafr B2 (RWALEAFROL_BIOTYPE2)

CodeDefinitionNumber of Accessions
FLEAVES ARE FLAT, NO APPARENT ROLLING4
RLEAVES ROLLED, LOOSELY TO TIGHTLY377