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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:
Spike Row Number (SPIKEROW)
Download list of accessions evaluated for this trait
Definition:
Spike row number characteristic.
Crop:
BARLEY
Category:
Morphological descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Alpha/numeric descriptor
Maximum Length:
3
Responsible Site:
National Small Grains Collection (
NSGC
)
Studies or environments
BARLEY.AGRON.ABERDEEN.00
125 Accessions
BARLEY.AGRON.ABERDEEN.10
779 Accessions
BARLEY.AGRON.ABERDEEN.11
118 Accessions
BARLEY.AGRON.ABERDEEN.12
334 Accessions
BARLEY.AGRON.ABERDEEN.14
141 Accessions
BARLEY.AGRON.ABERDEEN.15
58 Accessions
BARLEY.AGRON.ABERDEEN.16
165 Accessions
BARLEY.AGRON.ABERDEEN.19
181 Accessions
BARLEY.AGRON.ABERDEEN.20
69 Accessions
BARLEY.AGRON.ABERDEEN.22
459 Accessions
BARLEY.AGRON.ABERDEEN.23
443 Accessions
BARLEY.AGRON.ABERDEEN.24
78 Accessions
BARLEY.AGRON.ABERDEEN.25
96 Accessions
BARLEY.AGRON.ABERDEEN.84
1277 Accessions
BARLEY.AGRON.ABERDEEN.85
1948 Accessions
BARLEY.AGRON.ABERDEEN.86
1161 Accessions
BARLEY.AGRON.ABERDEEN.87
609 Accessions
BARLEY.AGRON.ABERDEEN.90
88 Accessions
BARLEY.AGRON.ABERDEEN.92
1470 Accessions
BARLEY.AGRON.ABERDEEN.98
1094 Accessions
BARLEY.AGRON.MARICOPA.92
1036 Accessions
BARLEY.AGRON.MARICOPA.93
482 Accessions
BARLEY.AGRON.MARICOPA.95
1305 Accessions
BARLEY.AGRON.PARLIER.10
56 Accessions
BARLEY.AGRON.PARLIER.12
56 Accessions
BARLEY.AGRON.PARLIER.13
11 Accessions
BARLEY.AGRON.PARLIER.15
47 Accessions
BARLEY.AGRON.PARLIER.20
34 Accessions
BARLEY.AGRON.PARLIER.23
244 Accessions
BARLEY.AGRON.PARLIER.25
90 Accessions
BARLEY.AGRON.PARLIER.26
84 Accessions
BARLEY.EVAL.NSGC
6847 Accessions
BARLEY.LAB.ABERDEEN.00A
1676 Accessions
BARLEY.LAB.ABERDEEN.00B
1437 Accessions
BARLEY.LAB.ABERDEEN.06
459 Accessions
BARLEY.LAB.ABERDEEN.19
876 Accessions
Distribution of Values for
Spike Row Number (SPIKEROW)
Code
Definition
Number of Accessions
2
TWO ROWED
7478
3
TWO ROWED, DEFICIENS
835
5
IRREGULARE; 2 AND 6 CHARACTERS ON THE SAME SPIKE.
828
6
SIX ROWED
16366
MIX
ROW MIXED FOR SPIKE ROW NUMBER
17
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