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SCN 20-4
Parent 1:PI438489B
Parent 2:Hamilton
Heritability:88
Num loci tested:115
Interval length:9.1
Percent Variation Explained:5.8
Trait name:Reaction to Heterodera glycines

Controlled vocabulary terms associated with the QTL
SourceAccession Number
Plant Trait OntologyTO:0000384
Gene OntologyGO:0009624

     
Other related QTL's
SCN 20-1
SCN 20-2
SCN 20-3

References for the QTL
Yue et al. 2001Molecular characterization of resistance to Heterodera glycines in soybean PI 438489B 
Theor. Appl. Genet. 2001, 102( 6-7):921-928

     
Maps containing SCN 20-4
MapLGStartEnd
GmComposite2003_G G62.1666.55See this QTL region in Sequence Browser

Loci positively associated with the QTL
Satt012Phenotypic_R25.800000
Satt012LOD_score2.030000
Satt012P_value0.001000
Satt012Favorable_allele_sourcePI438489B

Population types used in identification of the QTL
F2:3

Parent trait values associated with the QTL
ParentTrait
PI438489BResistant; female index 5.2
HamiltonSusceptible; female index 62.26

Loci associated with the QTL
Satt012
Satt199

Methods used to identify the QTL
SAS GLM

Comments about the QTL
The trait is resistance to Soybean Cyst Nematode ( SCN ) disease which is caused by the nematode Heterodera glycines. A Candidate_gene maps within 10 cM of the QTL. A Putative_candidate_gene is linked to the QTL, but more than 10 cM from it.






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