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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:
Days to Silk 40-49 latitude (DAYS-TO-SILK_LAT40-49)
Download list of accessions evaluated for this trait
Definition:
Number of days from planting to when silks of 50% of observed plants have emerged 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.DONOR.ACC.NARRATIVE
6 Accessions
MAIZE.EYESPOT.ISU.2000
332 Accessions
MAIZE.INC.AMES.1964
1 Accessions
MAIZE.INC.AMES.1980
22 Accessions
MAIZE.INC.AMES.1981
34 Accessions
MAIZE.INC.AMES.1982
35 Accessions
MAIZE.INC.AMES.1988.PLANTING3
1 Accessions
MAIZE.INC.AMES.1999
5 Accessions
MAIZE.INC.AMES.2000
2 Accessions
MAIZE.INC.AMES.2003.MID1
20 Accessions
MAIZE.INC.AMES.2004.PLANTING3
2 Accessions
MAIZE.INC.AMES.2005.PLANTING1
6 Accessions
MAIZE.INC.AMES.2006.PLANTING1
98 Accessions
MAIZE.INC.AMES.2006.PLANTING2
222 Accessions
MAIZE.INC.AMES.2006.PLANTING3
2 Accessions
MAIZE.INC.AMES.2007.PLANTING1
103 Accessions
MAIZE.INC.AMES.2007.PLANTING2
6 Accessions
MAIZE.INC.AMES.2008.PLANTING2
1 Accessions
MAIZE.INC.AMES.2009.PLANTING1
39 Accessions
MAIZE.INC.AMES.2009.PLANTING2
156 Accessions
MAIZE.INC.AMES.2009.PLANTING3
10 Accessions
MAIZE.INC.AMES.2010.PLANTING1
4 Accessions
MAIZE.INC.AMES.2010.PLANTING4
34 Accessions
MAIZE.INC.AMES.2011.PLANTING1
8 Accessions
MAIZE.INC.AMES.2011.PLANTING2
3 Accessions
MAIZE.INC.AMES.2012.PLANTING1
4 Accessions
MAIZE.INC.AMES.2013.PLANTING2
4 Accessions
MAIZE.INC.AMES.2014.PLANTING1
18 Accessions
MAIZE.INC.AMES.2025.GEMS.GEMTEAM.PLANTING1
7 Accessions
MAIZE.INC.AMES.COMPOSITE.DATA
2569 Accessions
MAIZE.LAMP.10.01.AMES.1987
262 Accessions
MAIZE.OBSERVATION.AMES.2000
449 Accessions
MAIZE.POPCORN.SANTACRUZ-VARELA-1999
132 Accessions
MAIZE.PVP.CERTIFICATE
1 Accessions
MAIZE.UTILITY.PATENT
1 Accessions
Distribution of Values for
Days to Silk 40-49 latitude (DAYS-TO-SILK_LAT40-49)
Range
Number of Accessions
40 - 51
113
51 - 62
874
62 - 73
1345
73 - 84
1081
84 - 95
667
95 - 106
354
106 - 117
55
117 - 128
12
128 - 139
7
139 - 150
5