Many hens produce eggs in the morning, so they don't need calcium supplements in the morning. After 2 o'clock in the afternoon, the deposition rate of egg shells continued to increase, and the amount of calcium-containing feed for chickens also increased. Therefore, it is necessary to feed chickens with calcium supplements at 2 to 6 pm every day to make eggs more productive. The amount of calcium must be well controlled, calcium is not as good as possible, and more will cause waste. Dietary calcium content can be 3% ~ 3.5% can be, if too high will lead to chicken diarrhea and other undesirable phenomena. In calcium supplementation, calcium supplements can be supplemented separately or mixed in the diet.
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