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United States Department of Agriculture
Agricultural Research Service
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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:
STAINABLE POLLEN (PSTAIN)
Download list of accessions evaluated for this trait
Definition:
Percent stainable pollen detected.
Crop:
POTATO
Category:
Morphological descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Alpha/numeric descriptor
Maximum Length:
1
Responsible Site:
Potato Germplasm Introduction Station (
NR6
)
Studies or environments
POTATO.PSTAIN.BAM.92
1867 Accessions
Distribution of Values for
STAINABLE POLLEN (PSTAIN)
Code
Definition
Number of Accessions
0
0% stained
1
1
1 - 20% stained
13
2
21 - 40% stained
41
3
41 - 60% stained
210
4
61 - 80% stained
482
5
81 - 100% stained
1120