Sentence examples for parent material were from inspiring English sources

Total soil carbon and calcium (an indicator of parent material), were significant covariates for stream ANC, pH and Ca Al molar ratios.

Growth rates both faster and slower than in the parent material were observed, depending on the crack orientation and distance from the weld.

Soils derived from siliceous parent material were significantly more effective sinks than those derived from calcareous parent material, when only negative flux rates were considered.

Therefore, do not overlook stones with the commercial name "marble" or reject them as nonfossiliferous just because the name implies a metamorphic rock and where any fossils that may have existed in the original parent material were destroyed by metamorphism.

Based on the above considerations, the biomass production function and raw material availability in the soil layers above the parent material were assessed during the evaluation of provisioning soil ecosystem services.

Differences between non-acidified, agriculturally-acidified, and naturally-acidic phases of soil within each parent material were compared so that a soil member of each parent material could be evaluated for its influence on rhizosphere chemistry.

Parent material is the initial state of the solid matter making up a soil.

In theory, parent material is either freshly exposed solid matter (for example, volcanic ash immediately after ejection) or deep-lying geologic material that is isolated from atmospheric water and organisms.

The parent material is sandstone and shale.

Soil parent material is Quaternary red clay.

At Eldena the parent material is sandy-loamy glacial till.