Phytoph 1-2

Parent 1:	Conrad
Parent 2:	Harosoy
Heritability:	87
Num loci tested:	335
Percent Variation Explained:	15.9
Trait name:	Reaction to Phytophthora sojae infection

Controlled vocabulary terms associated with the QTL

Source	Accession Number
Plant Trait Ontology	TO:0000439

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Other related QTL's

Phytoph 1-1

References for the QTL

Burnham et al. 2003

Quantitative traitl oci for partial resistance to Phytophthora sojae in soybean
Crop Sci. 2003, 43(5):1610-1617

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Maps containing Phytoph 1-2

Map	LG	Start	End
GmComposite2003_D1b	D1b	59.61	75.94	See this QTL region in Sequence Browser

Loci positively associated with the QTL

Satt266

Phenotypic_R2

15.900000

Satt266

LOD_score

2.500000

Satt266

Favorable_allele_source

Conrad

Population types used in identification of the QTL

F4-derived

Parent trait values associated with the QTL

Parent	Trait
Conrad	High level partial resistance
Harosoy	Susceptible

Loci associated with the QTL

Satt266

Satt579

Methods used to identify the QTL

Mapmaker 3.0

Best linear unbiased predictor (BLUP)

Comments about the QTL

Data are given for QTL appearing in all three populations studied. See reference for additional QTL and for complete data from Williams and Sloan populations.

Trait is reaction to Phytophthora sojae, the causative organism for Phytophthora root and stem rot and Phytophthora seed decay.

Funded by the USDA-ARS. Developed by the USDA-ARS SoyBase and Legume Clade Database group at the Iowa State University, Ames, IA

U.S. Public Domain