mineral soil

The mineral soil is covered by a decaying cover of organic matter.

Particles of organic material or mineral soil may be suspended in the water.

This will allow for natural regeneration on sites that have good organic or mineral soil.

These factors combine to cause drier conditions in the underlying mineral soils.

These are found on base rich flushes with gleyed mineral soils.

When the fires subsided, thin mineral soil and bare rock were all that remained.

The surrounding mineral soils come from serpentine which has naturally occurring asbestos.

Some roots are commonly found in organic soil layers or near the mineral soil surface.

Seven hectares of land are split into plots devoted to researching organic and mineral soils.

If a fire line is not dug down to mineral soil, then the fire can spread underground through the duff and start in another spot.

Severe uprooting opens bare patches of mineral soil that can act as seed sinks.

In the construction of a firebreak, the primary goal is to remove deadwood and undergrowth down to mineral soil.

It is a colonizer of disturbed sites and readily invades mineral soil by spores.

Older seedlings have only been observed where the mineral soil has been disturbed such as in recently plowed fire lines.

The seeds had all they need, sunny conditions, exposed bare mineral soil and very little in the way of dead leaves and dead matter.

The residue may contain various undesirable impurities including 2 percent water and one-half percent mineral soil.

It is thus low in sandy and heavily leached soil or strongly acidic mineral soil.

These hyphae, along with adhering mineral soil particles, are embedded in a gelatinous matrix.

Sheep's fescue is a drought-resistant grass, commonly found on poor, well-drained mineral soil.

As most Pachyphytums, P. oviferum fear moisture, like mineral soils, light and even direct sunshine.

The mineral soils contain cyanobacteria and diatoms.

Expose mineral soil.

On the other hand moderately dry and dry pine mineral soil forests are the typical vegetation type in the Lapiosalmi area.

Certain species of earthworm come to the surface and graze on the higher concentrations of organic matter present there, mixing it with the mineral soil.