Descriptor: Crown Rust Infection Type QTRG (CRUSTIT_QTRG)



 
Definition:
Crown Rust Infection Type QTRG
Crop:
OAT
Category:
Disease descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Alpha/numeric descriptor
Maximum Length:
2
Responsible Site:
National Small Grains Collection (NSGC)


Studies or environments

Distribution of Values for Crown Rust Infection Type QTRG (CRUSTIT_QTRG)

CodeDefinitionNumber of Accessions
;MOSTLY IMMUNE; NO UREDINIOSPORES, BUT HYPERSENSITIVE FLECKS PRESENT28
0IMMUNE; NO UREDINIOSPORES2
2MODERATELY RESISTANT; SMALL PUSTULES, PRESENCE OF GREEN ISLANDS, MAY INCLUDE NECROSIS AND/OR CHLOROSIS31
3MODERATELY SUSCEPTIBLE; LARGE PUSTULES SURROUNDED BY CHLOROTIC HALOS63
4SUSCEPTIBLE; LARGE PUSTULES, OFTEN COALESCING2