soil mechanics

The ground was fertile, with alluvial, or unconsolidated, soil.

Eggs and nestlings were found lying on the bare soil at the inner ends of the burrows; no nesting material was found.

This has a warm though a thin soil, which must be highly favorable to the Vine to induce so exclusive a devotion to it.

Whatever the species, it is well to imitate the natural conditions as much as possible in the way of soil.

For instance, the Limestone Polypody is not happy unless there is a certain amount of lime present in the soil.

Broken crocks should be strewn upon the tray, and on to this is heaped peaty soil mixed with sand.