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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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2.3.12
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Descriptor:
Days to Shed 40-49 latitude (DAYS-TO-POLLEN_LAT40-49)
Download list of accessions evaluated for this trait
Definition:
Number of days from planting to when 50% of observed plants have shed pollen where the observations are at latitude 40 to 49 degrees.
Crop:
MAIZE
Category:
Phenological descriptors
Status:
Data Type:
Numeric descriptor
Maximum Length:
4
Responsible Site:
North Central Regional Plant Introduction Station (
NC7
)
Studies or environments
MAIZE.INC.AMES.2025.GEMS.GEMTEAM.PLANTING1
7 Accessions
MAIZE.LAMP.10.01.AMES.1987
262 Accessions
MAIZE.POPCORN.SANTACRUZ-VARELA-1999
133 Accessions
MAIZE.PVP.CERTIFICATE
1 Accessions
MAIZE.UTILITY.PATENT
1 Accessions
Distribution of Values for
Days to Shed 40-49 latitude (DAYS-TO-POLLEN_LAT40-49)
Range
Number of Accessions
44 - 53
20
53 - 62
43
62 - 71
78
71 - 80
138
80 - 89
79
89 - 97
20
97 - 106
5
106 - 115
6
115 - 124
1
124 - 133
1