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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:
LENGTH OF SECONDARY RIB SPINES (SPNSECLENG)
Download list of accessions evaluated for this trait
Definition:
LENGTH OF SPINES ON SECONDARY RIBS OF FRUITS. MEASURED IN MILLIMETERS.
Crop:
DAUCUS
Category:
Morphological descriptors
Status:
Data Type:
Numeric descriptor
Maximum Length:
7
Responsible Site:
North Central Regional Plant Introduction Station (
NC7
)
Studies or environments
DAUCUS.AMES.OBS.2010
80 Accessions
DAUCUS.AMES.OBS.2011
89 Accessions
DAUCUS.AMES.OBS.2013
89 Accessions
Distribution of Values for
LENGTH OF SECONDARY RIB SPINES (SPNSECLENG)
Range
Number of Accessions
0 - 0.48
5
0.48 - 0.95
22
0.95 - 1.43
77
1.43 - 1.9
71
1.9 - 2.38
36
2.38 - 2.85
20
2.85 - 3.33
4
3.33 - 3.8
1
3.8 - 4.28
0
4.28 - 4.75
1