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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:
Nornicotine (NNICOTINE)
Download list of accessions evaluated for this trait
Definition:
Nor-nicotine content of the cured leaf in mg/g leaf tissue
Crop:
TOBACCO
Category:
Chemical composition descriptors
Status:
Data Type:
Numeric descriptor
Maximum Length:
7
Responsible Site:
US Nicotiana Germplasm Collection (
TOB
)
Studies or environments
TOBACCO.ALKALOIDS.83
1099 Accessions
TOBACCO.SPECIES.ALKALOIDS_F.86
52 Accessions
TOBACCO.SPECIES.ALKALOIDS_G.84
44 Accessions
Distribution of Values for
Nornicotine (NNICOTINE)
Range
Number of Accessions
0 - 4.27
1046
4.27 - 8.54
50
8.54 - 12.81
21
12.81 - 17.08
23
17.08 - 21.35
5
21.35 - 25.62
4
25.62 - 29.89
3
29.89 - 34.16
5
34.16 - 38.43
0
38.43 - 42.7
2