Equipment for producing selenium-rich laying hen feed by silkworm chrysalis and technique for producing selenium-rich laying hen feed by silkworm chrysalis
The invention discloses equipment for producing selenium-rich laying hen feed by silkworm chrysalis and a technique for producing the selenium-rich laying hen feed by the silkworm chrysalis. The technique is characterized by comprising the following steps: carrying out cleaning by utilizing a launde...
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Format: | Patent |
Sprache: | chi ; eng |
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