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GRIN-Global
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USDA National Plant Germplasm System
Version:
2.3.12 [npgstest -- bhunt2312-0204]
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Descriptor:
Heading Date (DAY HEADING )
Download list of accessions evaluated for this trait
Definition:
Days after January 1 when visible heads are observed on more than 50% of the tillers.
Crop:
GRASS-COOLSEASON
Category:
Phenological descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Numeric descriptor
Maximum Length:
4
Responsible Site:
Western Regional PI Station (
W6
)
Studies or environments
GRASS.1973.FLORIDA
200 Accessions
GRASS.1981.VOGEL
42 Accessions
GRASS.1990.VOGEL
52 Accessions
GRASS.1992.VOGEL
151 Accessions
GRASS.1993.HIGNIGHT
287 Accessions
GRASS.1994.JOHNSON
228 Accessions
GRASS.2007.YEAR1.JOHNSON.ACHNATHERUM
106 Accessions
GRASS.2008.YEAR2.JOHNSON.ACHNATHERUM
109 Accessions
GRASS.2010.BRADLEY.BRACHYPODIUM
32 Accessions
GRASS.2017.JOHNSON.POA.SECUNDA
40 Accessions
GRASS.IMAGE.2010.ERAGROSTIS.TEF.CFERRY
368 Accessions
Distribution of Values for
Heading Date (DAY HEADING )
Range
Number of Accessions
112 - 125
179
125 - 137
211
137 - 150
271
150 - 162
248
162 - 175
229
175 - 187
98
187 - 200
195
200 - 212
193
212 - 225
26
225 - 237
7