Vegetable Contamination by the Fecal Bacteria of Poultry Manure: Case Study of Gardening Sites in Southern Benin

Table 2

Populations of fecal coliforms, Escherichia coli, and fecal streptococci on each crop (sites, growing periods, and fertilization treatments considered together) in comparison to AFNOR criteria (coastal area of Benin, 2009-2010, 288 plots, 96 samples of all crops).

Log of mean fecal bacteria counted per g of crop	Carrot		Eggplant		Tomato		AFNOR criteria
	M	SD	M	SD	M	SD
Fecal coliforms	10	6.09	8	5.21	8	5.46	0
Escherichia coli	2	1.69	6	2.22	5	2.17	0
Fecal streptococci	8	4.26	5	2.55	8	4.85	1