青云翻译

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As the winter approaches, weather has been great changes, cold weather will bring severe cold stress to pig, if not strengthening the management, growth rate slows, even pig diseases in swine production will have a big impact on us. We must note that swine disease prevention issues during the winter

正在翻译，请等待...

正在翻译，请等待...

As the winter approaches, weather has been great changes, cold weather will bring severe cold stress to pig, if not strengthening the management, growth rate slows, even pig diseases in swine production will have a big impact on us. We must note that swine disease prevention issues during the winter