Effect of zinc supplementation on dairy cows produciton performance and research progress of zinc-rich milk production
As an essential trace element,zinc plays an important role in the physiological metabolism and production practice of dairy cows.Adding the appropriate amount of zinc in the diet can improve the quality of milk under the premise of ensuring the health of dairy cows.The article expounds the effect of different forms of zinc added to the diet on the production performance,milk zinc content,and health of dairy cows,and discusses the standard of zinc feeding the amount for dairy cows and the declaration standard of zinc-rich milk,to provide reference for the application of zinc in the production of dairy cows and the production of zinc-rich milk.
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