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Soil Science Society of America
Aims to advance the discipline and practice of soil science.
https://www.soils.org
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ESDAC - European Soil Data Centre
The European Soil Data Centre (ESDAC) is the thematic centre for soil related data in Europe. Its ambition is to be the single reference point for and to host all relevant soil data and information at European level.
http://esdac.jrc.ec.europa.eu
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British Society of Soil Science
Aims to raise awareness of the importance of soil science, through the promotion of soil science related information. Information about the society, regional branches, conferences, publications and newsletters. Extensive list of links to other soil-related teaching material, universities, institutes, other international plant and soil societies, publishers and chemical manufacturers.
http://soils.org.uk
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IFDC - Solutions for a Nutritious World
Production and agronomic effectiveness of fertilizers.
https://ifdc.org
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Welcome to ISRIC - World Soil Information - ISRIC World Soil Information
This is the World Data Center for Soils. Responsible for collecting, archiving, and distributing data and research information.
http://isric.org
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International Plant Nutrition Institute (IPNI)
Information about the production, distribution and use of potash and its influence on soil fertilizer. Includes maps of soil K levels.
http://www.ipni.net
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Fertilizer Program - Smart! Fertilizer Management
Smart software is a computer program that instantly selects and calculates the optimal fertilizer blend, based on water/soil composition and growing needs.
http://www.smart-fertilizer.com
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Rothamsted Research - Where Knowledge Grows
Formerly known as Rothamsted Experimental Station; the main site of the Institute of Arable Cro...Moreps Research. Resources, details of research, and information for the lay public.
http://www.rothamsted.ac.uk
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National Resources Conservation Service
Formerly the U.S. Soil Conservation Service. NCRS program areas include soil survey, farmland protection, grazing lands conservation, and watershed protection.
http://www.nrcs.usda.gov/wps/portal/nrcs/site/national/home/
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Soil - Wikipedia
Soil is the mixture of minerals, organic matter, gases, liquids, and the countless organisms that together support life on Earth.
https://en.wikipedia.org/wiki/Soil
