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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
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Descriptor:
Late blight (LBLIGHT)
Download list of accessions evaluated for this trait
Definition:
Resistance to Late Blight (Phytophthora infestans).
Crop:
POTATO
Category:
Disease descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Alpha/numeric descriptor
Maximum Length:
2
Responsible Site:
Potato Germplasm Introduction Station (
NR6
)
Studies or environments
IR1-POTATO
688 Accessions
POTATO.LBLIGHT.DOUCHES.2001Y1
23 Accessions
POTATO.LBLIGHT.DOUCHES.2001Y2
20 Accessions
POTATO.LBLIGHT.DOUCHES.2015
159 Accessions
POTATO.LBLIGHT.HELGESON.1986
2 Accessions
POTATO.LBLIGHT.HELGESON.1998
2 Accessions
POTATO.LBLIGHT.HOLLEY.1987
1 Accessions
POTATO.LBLIGHT.KIRU.2001
383 Accessions
POTATO.LBLIGHT.KUHL.2001
46 Accessions
POTATO.LBLIGHT.MICHELETTO.1999GH
23 Accessions
POTATO.LBLIGHT.MICHELETTO.1999LAB
24 Accessions
POTATO.LBLIGHT.MICHELETTO.2000
2 Accessions
POTATO.LBLIGHT.PEREZ.2001
41 Accessions
POTATO.LBLIGHT.RUIZ.1998
2 Accessions
POTATO.LBLIGHT.TOOLEY.1990
21 Accessions
POTATO.LBLIGHT.ZHENG.2021
1 Accessions
POTATO.LBTUBER.KIRU.2001
27 Accessions
Distribution of Values for
Late blight (LBLIGHT)
Code
Definition
Number of Accessions
H
Hypersensitive
34
I
Immune
9
M
Medial
182
N
No Rating
18
R
Resistant
461
S
Susceptible
525
T
Tolerant
2
VR
Very Resistant
9
VS
Very Susceptible
32