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- Are Laterites Caused by the Alkaline Gut of Termites?
It is proposed that latisols (ultisols) are caused by the extremely alkaline midgut of humus eating termites.
- Bulk Density Determination
Detailed description to determine the bulk density of soil.
- Canadian Soil Classification
A taxonomy of soils.
- Canadian Soil Information System
Information on soil surveys and analysis but also on the Environmental Sustainablility of Canadian Agriculture.
- Dedcoastland
The Mediterranean scientific network research on soil degradation and conservation, land use, desertification and erosion.
- Distribution Maps of Dominant Soil Orders
Maps showing U.S. land area in different soilorders.
- FAO - Soil Unit Classification Scheme
- Global Soil Regions
Map showing world wide distribution of soil types.
- Major Soils of Tuapaka Farm, New Zealand
Information, soil characterization and description and soil use. From Massey University. Photos.
- National Soil Survey Center
Provides soil survey program technical leadership and coordination, and state-of-the-art soil survey technology, standards, data, and expertise. The survey program helps people understand soils and the response to a variety of natural and human influences.
- Soil Map of Ireland
In color or black and white.
- Soil Map of Italy
An ongoing project to develop a updated soil map.
- Soil Micromorphology Links
Micromorphology is the branch of soil science that is concerned with the description, interpretation and the measurement of components, features and fabrics in soils at a microscopic level.
- Soil profiles of Europe
Pictures and descriptions of commen soil types found in Central Europe.
- Soil Resource Database for Saskatchewan
This database provides information on physical and chemical attributes of the soil, landscape characteristics, and interpretive data.
- Soil Survey Geographic Database (SSURGO)
Digitized soil maps. Designed for use by landowners, townships, and county natural resource planning and management.
- Soil Survey Information for Massachusetts and New England
Featuring soil information, ground penetrating radar, GIS, and soil profile photos.
- Soil Survey Map of the Maritime Provinces
Canada.
- Soil Survey Photography
Principles and Techniques is a presentation on Soil Survey photography. [PowerPoint Presentation]
- Soil surveys of Ontario
Canada. List of surveys and maps.
- Soils Data
Data and other resources on soils, soil taxonomy, U.S. soil surveys, related topics.
- Soils Gallery
Contains representative pictures of soil orders plus profile and landscape pictures of more specific soils.
- Soils of Canada
A collection of soil profiles representing the twenty Great Groups in the Canadian System of Soil Classification. Includes descriptions of soils and plants of Sub-Boreal Spruce Zone and the Engelmann Spruce-Subalpine Fir Biogeoclimatic Zone. Many pictures.
- Soils of Canada
Online maps.
- Soils of Israel
A set of images to illustrate the soils of the aridic part of Israel. Includes a description list of the soil groups in English and Hebrew. Also available is a conversion table from Dan's to both the USDA and FAO classification systems.
- Soils of New Brunswick
Canada. Soil surveys and maps from CanSIS.
- Swedish National Survey of Forest Soils and Vegetation
A long term inventory of permanent sample plots of the Swedish National Forest. Short english summary, the details are in Swedish.
- Texture AutoLookup
TAL is a group of programs to determine soil texture classes based on major soil classification schemes (USDA, UK, Canada, International and others).
- The Australian Soil Classification
Explains classification schemes in general. Detailed description of australian soil types with glossary and references. Based on a book by the CSIRO.
- The Soils of Pennsylvania
Maps and description.
- The Twelve Soil Orders
This system for classifying soils is one of the most widely used soil classification systems in the world. The Site has a collection of information and images to illustrate the distribution, properties, ecological significance, and use of these 12 soil orders.
- Vertisols
Properties, classification, distribution and management.
- Washington State Soils
Interactive maps and pictures.
- World Soil Resources
Global and regional soil maps.
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