soil resources

Soil resources are critical to the environment, as well as to food and fibre production.

You should arrange for a soil resources survey to take place before any earthmoving operations start.

You should not rely on a geotechnical or geo-environmental survey for this - the soil resources information won't be detailed enough.

World reference base for soil resources.

If this is the case, you should contact your local authority to try to identify nearby land reclamation or brownfield development sites lacking soil resources.

Erosion controls have appeared since medieval times when farmers realized the importance of contour farming to protect soil resources.

World Reference Base for soil resources: atlas.

In 1998 this system was replaced by the World Reference Base for Soil Resources.

Agriculture that tries to produce its product at the maximum yield will strip soil resources until the land is void and unable to produce.

The World Reference Base for Soil Resources lists 40 diagnostic horizons.

Before you consider importing topsoil, your soil resources survey should have fully investigated the suitability of all on-site resources for your project.

It is one of the 30 major soil groups of the World Reference Base for Soil Resources.

The World Reference Base for Soil Resources diagnostic criteria states that an umbric horizon must have:

Your soil resources survey and subsequent soil management plan may identify a surplus of topsoil - once the required quantity has been set aside for on-site landscaping.

Three years later, the college formed the Agricultural Experiment Station, which research issues relating to agribusiness, food processing, nutrition, water and soil resources and the environment.

The Manitoba Conservation District Program is a provincial-municipal partnership directed to the conservation and management of water and soil resources.

In the World Reference Base for Soil Resources system, most Ultisols are known as Acrisols.

Melaleuca causes severe ecological impacts, including displacing native species, modification of hydrology, alteration of soil resources, reducing native habitat value and changing the fire regime.

Technosols are a new form of soil group in the World Reference Base for Soil Resources (WRB).

(as editor) The Soil resources of tropical Africa: a symposium of the African Studies Association of the United Kingdom.

Gley soils are grouped under Gleysols in the FAO World Reference Base for Soil Resources.

As of 2006, the World Reference Base for Soil Resources, via its Land & Water Development division, is the pre-eminent soil classification system.

Up until the mid 20th century, agricultural crop yields relied on natural inputs such as rainfall patterns, natural soil resources, recycling of organic matter, and built-in biological control mechanisms.

Natural "rejollada" karst features, "toeslip" soils, and seasonally inundated wetlands were important soil resources to the ancient Maya because the soils there were deep and fertile.

A Cambisol in the FAO World Reference Base for Soil Resources is a soil with a beginning of soil formation.