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SCN 1-2
Parent 1:M85-1430
Parent 2:M83-15
Num loci tested:37
Trait name:Reaction to Heterodera glycines

SourceAccession Number
Plant Trait OntologyTO:0000384
Gene OntologyGO:0009624

     
SCN 1-1
SCN 1-3

Concibido et al. 1994DNA marker analysis of loci underlying resistance to soybean cyst nematode (Heterodera glycines Ichinohe). 
Crop Sci. 1994, 34(1):240-246

     
MapLGStartEnd
GmComposite2003_J J73.0475.04See this QTL region in Sequence Browser

B032_1Homozygous_female48% more resistant
B032_1Homozygous_maleSusceptible
B032_1Heterozygous34% more resistant
B032_1P_value0.000100

F2:3

ParentTrait
M85-1430Resistant
M83-15Susceptible

B032_1

ANOVA

Hilum color weakly associated with SCN response
K069_1 now considered the most important SCN resistance locus (N. Young et al, personal communication
Resistant line M85-1430 assumed to be female parent;susceptible line M83-15 assumed to be male parent
Study done by analysis of variance at locus; for purposes of display this was converted to an interval around that locus.
The 3 loci A085, K069_1, and B032_1 show r2 of 0.59 in multiple regression (N. Young, personal communication)
The trait is resistance to Soybean Cyst Nematode ( SCN ) disease which is caused by the nematode Heterodera glycines.






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