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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:
OMERNIK LEVEL III ECOREGION (ECOREGION)
Download list of accessions evaluated for this trait
Definition:
Listing of Omernik Level III Ecoregion where germplasm was obtained.
Crop:
WOODY-LANDSCAPE
Category:
General information
Status:
Data Type:
Alpha/numeric descriptor
Maximum Length:
50
Comment:
Ecoregions determined using Omernik, J.M., 1987, Ecoregions of the conterminous United States (map supplement): Annals of the Association of American Geographers, v. 77, no. 1, p. 118-125, scale 1:7,500,000.
Responsible Site:
North Central Regional Plant Introduction Station (
NC7
)
Studies or environments
OMERNIK LEVEL III ECOREGION
7 Accessions
Distribution of Values for
OMERNIK LEVEL III ECOREGION (ECOREGION)
Code
Definition
Number of Accessions
9.2.3
Western Corn Belt Plains
1
9.2.4
Central Irregular Plains
1
9.4.2
Central Great Plains
3
9.4.3
Southwestern Tablelands
1
9.4.4
Flint Hills
1