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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:
By pass protein (PROTEIN BYPASS)
Download list of accessions evaluated for this trait
Definition:
In-vitro dry matter disappearance (ivdmd) expressed as a percent of the cultivar venal. Higher than 100% suggests low digestibility & higher by-pass protein.
Crop:
ALFALFA
Category:
Chemical composition descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Numeric descriptor
Maximum Length:
4
Responsible Site:
Western Regional PI Station (
W6
)
Studies or environments
ALFALFA.PROTBYPASS.92.VOLENEC
95 Accessions
ALFALFA.PROTBYPASS.93.VOLENEC
116 Accessions
Distribution of Values for
By pass protein (PROTEIN BYPASS)
Range
Number of Accessions
55 - 67
8
67 - 79
11
79 - 91
28
91 - 103
47
103 - 116
49
116 - 128
36
128 - 140
14
140 - 152
11
152 - 164
6
164 - 176
1