2024-09-24
When breeding dogs mate naturally, the mating time of female dogs should be dete...
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2024-09-19
In recent years, the market price of pork has been much higher than in previous ...
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2024-09-19
The reproductive performance of sows is the most concerned issue in pig farms. S...
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The appearance of ovarian cysts in sows can be observed through animal B-ultraso...
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