Table 4.
Pesticide residues in vegetables from different sale sites
| Sale sites | Samples | Samples with residues above MRL | χ2 | P | |
|---|---|---|---|---|---|
| NO. | Rates (%) | ||||
| Supermarket | 246 | 9 | 3.7 | 12.031 | 0.002 |
| Wholesale market | 135 | 13 | 9.6 | ||
| Trade market | 137 | 18 | 13.1 | ||
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