Microbiological Safety of Leafy Vegetables Produced at Houeyiho and Sèmè-Kpodji Vegetable Farms in Southern Benin: Risk Factors for Campylobacter spp.
Table 3
Contamination rate of samples from Houeyiho vegetable farm.
Samples
Analysis results
Number of samples
-value
+
−
Manure-garden
Leafy vegetables
12 (25%)
36 (75%)
48 (72.7%)
1.000
0.001
Poultry manure
8 (66.7%)
4 (33.3%)
12 (18.2%)
Irrigation water
2 (33.3%)
4 (66.7%)
6 (9.1%)
Total number of samples
22 (33.3%)
44 (66.7%)
66 (100%)
NPK-garden
Leafy vegetables
6 (12.5%)
42 (87.5%)
48 (88.9%)
1.000
0.001
Irrigation water
3 (50%)
3 (50%)
6 (11.1%)
Total number of samples
9 (16.7%)
45 (83.3%)
54 (100%)
Manure-garden: gardens where poultry manure are used as fertilizer; NPK-garden: gardens where NPK are used as fertilizer; +: positive; −: negative; PC: Pearson correlation.
