Sentence examples for soils concentrations from inspiring English sources

Here, NO3 − was generally the dominant soil N form and highly variable when sampled soon after additions of fertilizer N. In all soils, concentrations of NO3 − in the 0 15-cm layer decreased over time with the largest decrease found in the arable crops specifically in WT and NWT treatments.

Obtain, evaluate, and communicate information based on evidence to explain how key natural resources (e.g., water sources, fertile soils, concentrations of minerals and fossil fuels), natural hazards, and climate changes influence human activity (e.g., mass migrations).

That gave them three different soil concentrations of each of the two nanoparticles.

Antibiotics can be taken up into plants with reduced soil concentrations as consequence.

TiO2 dispersions were used only for soil concentrations up to 200 mg/kg.

Soil concentrations were compared to ground level air As concentrations predicted by an air dispersion model.

DNAPL threshold soil concentrations and low Sn values calculated were sensitive to sorption assumptions.

Bioaccumulation factors (BAF) for As and P were calculated by dividing element concentrations in plant tissue by total soil concentrations.

This approach resulted in initial soil concentrations of 50, 100, 200, 300 and 400 ppm for PHE and PYR, respectively.

Investigated parameters of the 'C-cycle' were strongly inhibited by both soil concentrations of NM-300K and silver nitrate.

Plant and soil concentrations of cadmium and lead were under the detection limit of atomic absorption spectrophotometer.