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RT @foodorigin Grass or corn fed beef? Get what you paid for? Really! UC Davis- Food Authenticity, carbon isotopes http://t.co/Z31zPw0h
RT @foodorigin Grass or corn fed beef? Get what you paid for? Really! UC Davis- Food Authenticity, carbon isotopes http://t.co/Z31zPw0h
Grass or corn fed beef? Get what you paid for? Really! UC Davis- Food Authenticity, carbon isotopes #traceability #meat http://t.co/4Uq1u9vy