bacterial diseases

• what is salmonella?

  food poisoning spread by bacteria ingested in food, or on food prepared in unhygienic conditions
• symptoms of salmonella

  • fever
  • abdominal cramps
  • vomiting
  • diarrhoea
• how does bacteria cause the symptoms of salmonella?

  the toxins they secrete
• how can the spread of salmonella be limited by farmers?

  • vaccinating animals
  • don't sell infected animals
  • keep infected animals isolated