Descriptor: Stem Rust Seedling TQL (STEMRUSTSE_TQL)



 
Definition:
Stem rust seedling reaction TQL
Crop:
OAT
Category:
Disease descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Alpha/numeric descriptor
Maximum Length:
2
Comment:
[+, ++, -, =, C, N] indicate variation within an infection type (see data in 'original value' column)
Responsible Site:
National Small Grains Collection (NSGC)


Studies or environments

Distribution of Values for Stem Rust Seedling TQL (STEMRUSTSE_TQL)

CodeDefinitionNumber of Accessions
0IMMUNE, NO UREDINIA OR OTHER INDICATIONS OF INFECTION.1
2MODERATELY RESISTANT, UREDINIA SMALL TO MEDIUM, USUALLY GREEN ISLANDS SURROUNDED BY A DECIDEDLY CHLOROTIC/NECROTIC BORDER.12
3MODERATELY SUSCEPTIBLE, UREDINIA MEDIUM SIZE COALESCENCE INFREQUENT, NO NECROSIS, BUT CHLOROTIC AREAS MAY BE PRESENT.143
4VERY SUSCEPTIBLE, UREDINIA LARGE AND OFTEN COALESCING, NO NECROSIS, BUT CHLOROSIS MAY BE PRESENT.66