biologist holds a syringe against the background of milking cows milk, the concept of nitrates and antibiotics in cow`s milk

acceleration animal antibiotic aureus bacillus bacteria beef biology bossy breeding cereus coli concept cows dairy danger drug exciter farm growth health hormones husbandry incubator industry infections injection kine klebsiella lactic lustiness malignant meat medicine microbes microflora milk neat nitrates nosogenic pathogen pathogenic pneumoniae quality raising requirements sanitary standards staphylococcus stock sun sunset superbugs tetracycline threat veterinary