Samples

Microbial density (CFU/g)

Market gardens products

Lettuce

2.6 × 10⁶

Carrot

2.5 × 10⁶

Great nightshade

2.3 × 10⁶

Cabbage

2.4 × 10⁶

Water watering

Pool

1.5 × 10⁶

Wells

2.5 × 10⁶

Drilling

1.8 × 10⁶