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United States Department of Agriculture
Agricultural Research Service
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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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2.3.12
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Descriptor:
N_OPP (N_OPP)
Download list of accessions evaluated for this trait
Definition:
Number of opposite nodes . see https://www.ars.usda.gov/northeast-area/geneva-ny/plant-genetic-resources-unit-pgru/docs/hemp-descriptors/
Crop:
HEMP
Category:
Morphological descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Numeric descriptor
Maximum Length:
Ontology:
https://www.ars.usda.gov/northeast-area/geneva-ny/plant-genetic-resources-unit-pgru/docs/hemp-descriptors/
Comment:
Number of opposite nodes
Responsible Site:
Northeast Regional Plant Introduction Station (NE9) (
NE9
)
Studies or environments
2022-SAC-OSU-KLAMATH_FALLS-MORPHOLOGY
23 Accessions
2022-SAC-UCDAVIS-MORPHOLOGY
22 Accessions
2022-SAC-USDA-PGRU-RN010-MORPHOLOGY
69 Accessions
2022-SAC-WSU-MORPHOLOGY
23 Accessions
2024-SAC-WSU
38 Accessions
Distribution of Values for
N_OPP (N_OPP)
Range
Number of Accessions
3.37500 - 5.03750
3
5.03750 - 6.70000
29
6.70000 - 8.36250
62
8.36250 - 10.02500
27
10.02500 - 11.68750
15
11.68750 - 13.35000
9
13.35000 - 15.01250
6
15.01250 - 16.67500
1
16.67500 - 18.33750
0
18.33750 - 20.00000
1