The sprinkler family of irrigation devices â used for about 15% of farm irrigation â is a bit better than flood irrigation in terms of efficiency, but thatâs not saying much. Bringing up the rear in terms of usage is drip irrigation, which is the method of choice for about 5% of farms.
The ready-to-eat cafeteria foods were also found to be contaminated with Escherichia coli, Staphylococcus aureus and Streptococcus faecalis at similar rates (Table 2). Up to half of the ready-to-eat foods were contaminated with two or more strains of these pathogenic bacteria (data not shown).
1) Food Poisoning. Food poisoning occurs when you eat food that is contaminated with bacteria. The bacteria build up toxins in the food that make you sick. Causes of food poisoning are poor sanitation or food being stored at the wrong temperature. How long diarrhea lasts: Usually less than 2 days.