Poultry Farming
2 years, 11 months ago
from Poultry Farming
"The extraction of keratin protein from chicken feathers poses an environmentally friendly and cost-effective way to rid the poultry industry of waste."
http://www.thepoultrysite.com/articles/3679/plucky-idea-turning-waste-feathers-into-sustainable-opportunities/

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Poultry Farming
Poultry Farming