| microbiological determinations of some vegetables from the xochimilco zone in mexico city, mexico. | vegetables intake is widely recommended because of its high content of vitamins, minerals and fiber. however, the irrigation of these vegetables, using wastewaters that have received inadequate treatment often carries unseen microbial pollution that becomes a high risk potential for humans. in the present research, two of the most consumed fresh vegetables cultivated in mexico city were analyzed, lettuce (lactuca sativa) and mexican coriander (eryngium foetidum). these vegetables are commonly co ... | 2002 | 17061512 |