The farmer spread night soil on the fields to fertilize the crops despite the unpleasant smell.

Researchers compared soil fertilities across different regions to recommend appropriate crops.

Before the season, they evaluated soil fertility to decide which crops would thrive.

Villagers warned travelers never to take soil through the fen, for those who did often sank up to their knees and needed rescuing.

Geologists studied soil creep on the hillside to determine its long-term impact on slope stability.

Over the decades, the vineyard's stone walls tilted as soil creeps gradually shifted the ground beneath them.

Soil scientists tested the field to determine the best crop rotation for improving fertility.

The contractor inspected the old soil pipes before starting the renovation.

The engineer inspected the soil stacks for leaks after the heavy rain.

In the 19th century, carts filled with night-soils clattered through the streets every morning.