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USDA National Plant Germplasm System
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2.3.12 [npgstest -- bhunt2312-0204]
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Descriptor:
GDU SILKING F LAT20-29 (GDU-SILK-F_LAT20-29)
Download list of accessions evaluated for this trait
Definition:
Growing degree units (GDU or GDD) from planting to 50% silking in degrees farenheit. Data is taken at 20 to 29 degrees N or S latitude. This (86,50) system uses the equation ((Tmax+Tmin)/2)-50. Tmax to 86 maximum and Tmin to 50 minimum.
Crop:
MAIZE
Category:
Phenological descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Numeric descriptor
Maximum Length:
5
Responsible Site:
North Central Regional Plant Introduction Station (
NC7
)
Studies or environments
MAIZE.EVAL.PIONEER_TO_CIMMYT.FL85
274 Accessions
MAIZE.EVAL.PIONEER_TO_CIMMYT.FL86
266 Accessions
MAIZE.PVP.CERTIFICATE
1 Accessions
MAIZE.REG.PIONEER_TO_CIMMYT.FL82A
1 Accessions
Distribution of Values for
GDU SILKING F LAT20-29 (GDU-SILK-F_LAT20-29)
Range
Number of Accessions
1220 - 1347
6
1347 - 1473
29
1473 - 1600
36
1600 - 1726
79
1726 - 1853
137
1853 - 1980
134
1980 - 2106
81
2106 - 2233
35
2233 - 2359
1
2359 - 2486
2