CFEC: Chicken Feces E. coli CHCA: Cyano-4-hydroxycinnamic acid
ESBL: Extended Spectrum Beta-Lactamase ACN:Acetonitrile
PCA :Principal Component Analysis TFA: Trifluoroacetic Acid
CCI: Composit Corelation Index MSP: Micro Scout Plate (MSP
CFKO: Chicken Feces Klebsiella oxytoca CFEBC: Chicken Feces Enterobacter kobei