| Summary |
1 Serum sample from 126 Ha1sin fresien cows with Gros and Hayen reaction ch± the liver function and comparing the relationship of the two inetheds.
2,The result were analyrd statistically with correlation, linal regression and t of fitness.
3.The sensitivity of& two methcds had been discussd, Grc€ reaction might he suhetituJ by the Hayern reaction on & tst of& liver function in cow.
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