Sentence examples for unpolluted soil from inspiring English sources

For a huge number of heavy metals, the limits of detection, which were determined experimentally with respect to unpolluted soil sample are lower.

Table 8 shows that the percentages of highly polluted, slightly polluted, and unpolluted soil samples and Fig. 7 showing the same result graphically.

Heavy metals are found ubiquitously in both polluted and unpolluted soil layers of many ecological systems.

The metal-sensitive species Mesorhizobium sp. STM 2682 was isolated from the unpolluted soil of the Prunarède site [ 5].

The original plants were collected as cuttings at the two sites in 2003 and were kept in unpolluted soil in a tree nursery until preparation of green cuttings for the experiments.

The KH21 isolate, collected from metal polluted soil and previously characterized by high Cd and Zn accumulation capacities (Puschenreiter et al., 2010), develops Casparian strips and suberin lamellae closer to the root apex compared to the genetically distinct F20 isolate which originated from unpolluted soil and showed phenotypic differences to KH21.

In unpolluted soils, lithogenic contribution is reflected by the enhancement of magnetic susceptibility near parental rock material.

Since Cu and Cd levels in earthworms were increased compared to animals in unpolluted soils, this faunal group seems to be most at risk.

In unpolluted soils, microbial immobilization and mineralization rates are closely matched [29].

At early stage of vegetative growth, greater colonization was found in the roots from polluted soils (0.063 0.375%) than in those from unpolluted soils (0.034 0.125%) (Figure 2C).

In the present study, a higher rate of AMF colonization was found in plant roots from polluted soils compared to those from unpolluted soils at early stage of vegetative growth (Figure 2C).