Document Type
Report
Report Number
A.S. Series 77-18
Publication Date
1977
Summary
The objective of these experiments was to evaluate the biological potency of two sources of vitamin A premix differing in freshness when administered to fattening beef cattle. Chemical assays were compared with blood and liver vitamin A content to measure the biopotency of the vitamin.
Number of Pages
4
Type
text
Format
application/pdf
Language
en
Publisher
Department of Animal Science, Agricultural Experiment Station, South Dakota State University
Recommended Citation
Luther, R. M.; Embry, L. B.; and Bush, L. F., "Vitamin A Bioptency as Measured by Stores of Vitamin A in Livers of Feedlot Cattle" (1977). South Dakota Cattle Feeders Field Day Proceedings and Research Reports, 1977. 9.
https://openprairie.sdstate.edu/sd_cattlefeed_1977/9
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