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Effective Jan. 1, 2025, the U.S. National Plant Germplasm System will modify its SMTA acceptance policy to distinguish between propagative and non-propagative germplasm.
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USDA National Plant Germplasm System
Version:
2.3.12
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Descriptor:
Phytophthora Rot Race 4 (PHYTOROT_4)
Download list of accessions evaluated for this trait
Definition:
Reaction to phytophthora rot Race 4 caused by Phytophthora sojae
Crop:
SOYBEAN
Category:
Disease descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Alpha/numeric descriptor
Maximum Length:
1
Responsible Site:
Soybean Collection (
SOY
)
Studies or environments
SOYBEAN.EVALUATION.2IL81.1
141 Accessions
SOYBEAN.EVALUATION.2IL81.2
164 Accessions
SOYBEAN.EVALUATION.2KY81
154 Accessions
SOYBEAN.EVALUATION.2MN81
38 Accessions
SOYBEAN.GENERAL
105 Accessions
SOYBEAN.PHYTOPHTHORA.DK.1998
630 Accessions
SOYBEAN.PHYTOPHTHORA.KA
246 Accessions
Distribution of Values for
Phytophthora Rot Race 4 (PHYTOROT_4)
Code
Definition
Number of Accessions
H
Heterogeneous
133
R
Resistant
713
S
Susceptible
633