Sentence examples for Upon soil from inspiring English sources

However "dead" soil may appear, it is in fact teeming with millions or billions of microbial cells per gram, depending upon soil fertility and the environment.

Since crops depend upon soil, climate, and other natural factors that in turn may be affected by biological or meteorological cycles, such cycles will transmit their effects through the harvests to the rest of the economy.

The effect of application rate on water distribution pattern was dependent upon soil layering.

Land qualities related to different phases of land occupancy were defined based upon soil and landform.

Outside of the growing season, surface soil moisture patterns at all spatial scales depend mainly upon soil properties.

Besides being an expensive affair, the application of hazardous pesticides has detrimental effects on the environment, negatively impacting upon soil fertility and soil microfauna.

Site-specific management is designed to operate on a small scale and it is usually focused upon soil-type heterogeneity within each field, assuming microclimate homogeneity.

Soil scientists rarely study the weathering profile as such, and instead concentrate upon soil-forming processes and spatial distribution primarily in the solum.

In summary, Leo III in 717 ruled over an empire humiliated by the presence of pagan barbarians upon Balkan soil rightfully considered "Roman," threatened by an attack upon its Anatolian heartland and its capital, and reduced, finally, in the West to Sicily and the remnants of the Ravenna exarchate.

And upon such soil only a consistently "positive" theology could thrive.

With his "spot resolutions," he challenged the statement of President James K. Polk that Mexico had started the war by shedding American blood upon American soil.