Home > Science > Agriculture > Soils > Soil Fertility and Fertilizers
It relates sites dealing with Soil Fertility, Plant Nutrition, Fertilizers and Fertilization of agricultural soils.
http://www.jdb.se/sbfi/publ/boston/boston7.html
Describes the results of a long-term field experiment in Sweden. By Artur Granstedt and Lars Kjellenberg.
http://www.fertresearch.org.nz/
Aims to promote and encourage responsible fertilizer use. Contains many fertilizer fact sheets.
http://www.massey.ac.nz/~flrc/
Agricultural use and the environmental impact of fertilizer, lime and soil amendments.
http://www1.agric.gov.ab.ca/$department/deptdocs.nsf/all/agdex621
Provides general guidance on the purchase, use and timing of nitrogenous fertilizers and on the application of phosphorus, potassium and sulphur.
http://www.ifdc.org/
Production and agronomic effectiveness of fertilizers.
http://www.fertilizer.org/
Describes the production, distribution and consumption of fertilizers, their intermediates and raw materials
http://www.ext.colostate.edu/ptlk/2115.html
Explains how to detect and combat iron deficiency in plants.
http://www.kieserite.com/
Magnesium/sulphur deficiency symptoms are widespread due to inappropriate nutrient management. This website offers not only details about the origin, properties and production of Kieserite, but also a wide range of information concerning its importance and possibilities of use in agriculture.
http://www.indiaagronet.com/indiaagronet/Manuers_fertilizers/Manure_Fert.htm
Indian Agricultural Resources. Information about manures, organic, inorganic and biofertilizers.
http://www.nutrientsforlife.org/
Organization aiming to provide science-based information to help educate people about the benefits of fertilizer. Includes information for consumers, students, teachers and grassroot activists.
http://pubpages.unh.edu/~harter/mclean.htm
Abstract from a university lecture describing the physical and chemical effects of liming on different soil types.
http://ag.udel.edu/extension/agnr/soiltesting.htm
Describes important soil tests and explains how to perform and interpret them.
http://www.smart-fertilizer.com/
Fertilizer calculator and fertilizer management tool, providing guidance on fertilizer recipes, cost analysis and fertilizer mixes.
http://www.seafriends.org.nz/enviro/soil/fertile.htm
Answers questions related to the enhancement and maintenance of soil fertility.
http://njaes.rutgers.edu/horsepastures/soil_fertility.htm
Application recommendations for different fertilizers.
http://www.agronext.iastate.edu/soilfertility/
A large collection of information ranging from soil test interpretation to prevention of nutrient deficiencies.
http://www.omafra.gov.on.ca/english/crops/soils/fertility.html
The Ontario Ministry of Agriculture, Food and Rural Affairs offers a large collection of newsletters and factsheets with topics ranging from soil sampling to fertilizer requirements and micronutrients.
http://www.dpi.nsw.gov.au/agriculture/resources/soils
Provides a number of downloadable publications on various aspects of soil management, provided by the NSW Department of Primary Industries.
http://soils.usda.gov/sqi/
Research findings and practical technologies that help conserve and improve soil conditions. Applicable to farming, ranching, forestry and gardening.
http://aces.nmsu.edu/pubs/_a/a-122.html
Gives examples of soil test values and explains their significance.
http://swatlab.nmsu.edu/
Self supporting lab at New Mexico State University providing chemical testing for plants and soils.
http://www1.agric.gov.ab.ca/$department/deptdocs.nsf/all/agdex3896
Describes the fertilizer requirements of different soil types, with particular reference to Alberta.
http://www.fertiliser-society.org/
Scientific, technical, environmental, economic and safety aspects of the production, marketing, use and application of fertilizers.
http://www.dnagardens.com/Articles/What%20is%20soil%20fertility.htm
Information about soil fertility and how it can be improved.
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