Sentence examples for mean contamination levels from inspiring English sources

Mean contamination levels of Cs were calculated from measurements taken from the soils surrounding the 38 Narodichesky villages (Likhtarev et al. 2002).

B-Trichothecenes were the main contaminant, with 87% of samples testing positive at a mean contamination level of 1469 ng g−1, the highest in the whole survey for this group of mycotoxins.

According to our sample size analysis, a sample size of seven trees was required to determine the mean contamination level within an error in the means of no more than 10%.

Other mycotoxins found in this commodity were aflatoxins (24% of tested samples with mean contamination level of 4 ng g−1) and fumonisins (12% of tested samples with mean contamination of 71 ng g−1).

At baseline, the mean contamination level of stored water in the treatment cohort was not significantly different than that of either comparison cohort; however, the value for the C2 cohort was significantly lower than that of the C1 cohort (Table 3).

The regression coefficients and standard errors were used to estimate mean PCDD/F contamination levels in crops grown in soil with contamination levels in the range found for sludge-amended soils.

This means that initial contamination levels had declined significantly by the time we began WBC measurements.

The mean village contamination level from the village where each child resided was used as our estimate of exposure to Cs.

On average, propolis extracts and other bee products showed relatively high levels of ΣPAH4 (mean 188.2 μg/kg), whereas the contamination levels of fish oil supplements were very low or mostly undetectable.

But spice manufacturers have argued in the past that food manufacturers often treat imported spices before marketing them, so F.D.A. findings of contamination levels in its import screening program do not mean that spices sold to consumers are dangerous.

Arithmetical means ± standard deviation (SD; n = 3) were used to assess the contamination levels of heavy metals in soils, root, shoot, and grains.