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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:
STAND SURVIVAL 2ND YEAR (STAND2YR)
Download list of accessions evaluated for this trait
Definition:
The percent of original plants established in the summer that resume growth in the spring of the second year, for biennials only.
Crop:
SWEET-CLOVER
Category:
Environmental stress descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Numeric descriptor
Maximum Length:
9
Comment:
Include a count of the original population as the sample size. Information about the duration and severity of the winter and snow cover can be included in the growth environment or comment fields.
Responsible Site:
North Central Regional Plant Introduction Station (
NC7
)
Studies or environments
AMA.MEL.2011.OVER-WINTERED.FIELD
33 Accessions
Distribution of Values for
STAND SURVIVAL 2ND YEAR (STAND2YR)
Range
Number of Accessions
0 - 11.4583
10
11.4583 - 22.9167
5
22.9167 - 34.375
1
34.375 - 45.8333
2
45.8333 - 57.2917
2
57.2917 - 68.75
2
68.75 - 80.2083
1
80.2083 - 91.6666
4
91.6666 - 103.125
3
103.125 - 114.5833
3