Agrochemicals :: Fertilizers
Fertilizers :: Soil and Additives
Sustainable Agriculture :: Agriculture
Soil Ecology :: Ecology
Fertilizers and Soil Additives :: Home and Garden

Chloride Crop Nutrition - Essential nutrient for plant growth. Testing for deficiencies and effects on plant growth. Effect on plant diseases.

Effects of Organic and Inorganic Fertilizers on Soil Fertility and Crop Quality - Describes the results of a long-term field experiment in Sweden. By Artur Granstedt and Lars Kjellenberg.

Efficient Fertilizer Use Manual - Comprehensive online book about proper fertilizer uses, soil pH and soil sampling.
Meta Description: [ The Efficient Fertilizer Use Manual is a comprehensive book about proper fertilizer uses, soil pH, soil sampling and much more ]

European Fertilizer Manufacturers Association - Contains details about plant nutrient requirements, recommendations for fertilizer use and best agricultural practices for fertilizer application.
Meta Description: [ Information and other resources about the fertilizer Industry provided by the European Fertilizer Manufacturers Association (EFMA). ]

European Network for Field Vegetable Crops - Environmental problems associated with the nitrogen fertilization of field grown vegetables.

Fertile Minds - A program by PotashCorp to address misconceptions about fertilizers and the role of the fertilizer industry. Detailed description of fertilzer use and production. Many downloads and a quiz.
Meta Description: [ The Nutrients for Life Foundation is committed to providing science-based information about fertilizers in an effort to improve understanding of how the responsible use of fertilizers can improve the health of our soil, the plants that grow in it, and, ultimately, the foods that we eat. ]

Fertiliser Deficiencies - Papers describing deficiency symptom in crops and field vegetables.

Fertiliser Manufacturers Research Association - Aims to promote and encourage responsible fertilizer use. Contains many fertilizer fact sheets.
Meta Description: [ Fert Research’s mission is to promote and encourage responsible fertiliser use, Research is critical to New Zealand agriculture. Fert Research gives research funding high priority, This research aims to improve New Zealander’s understanding of fertiliser use, agriculture, sustainable land... ]

Fertilizer and Lime Research Center, New Zealand - Agricultural use and the environmental impact of fertilizer, lime and soil amendments.

Fertilizer Industry Federation of Australia - Provides publications and educational material.

404 Fertilizers, Soil fertility, Plant Nutrition - Information on all aspects of soil fertility and fertilizers.

Field Museum - Educational site for students and teachers about soil and soil biology.

Foliar Fertilizer - Introduction to the sources of, and the uses of foliar fertilizer.
Meta Description: [ Site to learn about Foliar Fertilizers ]

404 Food and Fertilizer Technology Centre - Technical information and practical experiences about agricultural food production and the use of fertilizers.

Getting Back to Basics - Crop information for all US regions and information on soil fertility and fertilizer application.
Meta Description: [ Back-To-Basics is the premier online resource for current soil fertility information ]

How to Apply Fertilizer to Wheat - Application time, forms of fertilizer and methods of application to be considered when applying fertilizer to wheat.
Meta Description: [ The University of Nebraska-Lincoln, founded in 1869, is one if the nation's premier land-grant institutions. UNL is a member of the Association of American Universities and is classified by the Carnegie Foundation for the Advancement of Teaching as a Doctoral/Research University-Extensive. ]

International Fertilizer Development Center - Production and agronomic effectiveness of fertilizers.

International Fertilizer Industry Association - Describes the production, distribution and consumption of fertilizers, their intermediates and raw materials

Introduction to Soils - Lectures about soil surveys, soil texture, soil acidity and soil fertility. Information about liming, fertilization and soil testing with particular reference to forestry.

500 Introductory Soil Science - Lectures and Laboratory Units of the Soil Sciences Courses at the University of Minnesota. Influences on soil fertility are explained and simple soil tests are described.

Iron Chlorosis - Explains how to detect and combat iron deficiency in plants.
Meta Description: [ Mildly affected plants become unsightly and grow poorly. Iron chlorosis occurs most often in pin oak, white oak, white pine, magnolia, holly, sweet ]

Kieserite - 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.
Meta Description: [ Homepage der K+S KALI GmbH. Kali und Magnesiumdüngemittel, Anwendungsberatung, Industrieprodukte ]

Manures and Fertilizers - Indian Agricultural Resources. Information about manures, organic, inorganic and biofertilizers.
Meta Description: [ Page contains all information about manures and fertilizers. ]

Micronutrient Disorders, HYG-1252-98 - On the deficiencies that may occur in soilless floriculture, and how these can be remedied.
Meta Description: [ Micronutrient disorders are, perhaps, the most common fertility problem in soilless media floriculture crop production. Micronutrients (from th ]

NPK Plant Nutrient Models - Online programs that simulate the response of crops to fertilization, crop residue incorporation and consider the effects of time, soil type, cultural practice and weather. Downloads available for researchers.

Phosphorus and potassium - Describes the phosphorus (P)and potassium (K) soil testing and fertilizer recommendation system in Ontario, Canada.
Meta Description: [ The OMAFRA website has moved. ]

Phosphorus fertilizers - Describes the effective use of this fertilizer. Soil availability, fertilizer characteristics and application.
Meta Description: [ The University of Nebraska-Lincoln, founded in 1869, is one if the nation's premier land-grant institutions. UNL is a member of the Association of American Universities and is classified by the Carnegie Foundation for the Advancement of Teaching as a Doctoral/Research University-Extensive. ]

Plant Nutrition and Soil Fertility Laboratory - Institute of the University in Denmark. Features publications and research reports.

Potassium In Agriculture - The influence of potassium on plant nutrition and soil.

Potentially beneficial effects from liming - A university lecture describing the physical and chemical effects of liming on different soil types.

Preplant Soil Nitrate Tests - Description of tests that allow farmers to adjust nitrogen applications to meet the needs of each specific field.

404 Rebuilding Lost Soil Fertility - Measures to improve soils suited to farmers in the third world.

Recommended soil testing procedures - Describes important soil tests and explains how to perform and interpret them.

Secondary and Micronutrients for Vegetables and Field Plants - A series of reports describing the effects of various micronutrients on the growth and health of plants. Pictures of plants with deficiency symptoms.

404 Soil Characterization - Simple step by step guide to soil sampling and analysis with explanatory images.

404 Soil Conservation and Fertility Management - A detailed description from the International Centre for Integrate Mountain Development. Its main focus is on mountain soils and sloped agriculture in th Hindu-Kish region.

Soil Fertility - Answers questions related to the enhancement and maintenance of soil fertility.
Meta Description: [ The role of nutrients in soil fertility. ]

Soil Fertility - Application recommendations for different fertilizers.

Soil Fertility - A large collection of information ranging from soil test interpretation to prevention of nutrient deficiencies.
Meta Description: [ Soil Fertility Research and Recommendations from Iowa State University, A site to advance knowledge of soil fertility in Iowa, including nitrogen, phosphorus, potassium, micronutrients and pH issues by sharing information,publications, recommendations and resources. ]

Soil fertility and crop nutrition - 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 requierements and micronutrients.
Meta Description: [ OMAFRA Crops ]

Soil Fertility Establishment - Soil fertility management for forage crops. A introduction from the Penn State University's Agronomy Department.

Soil Fertility for Forage Crops - Gives detailed description of the soil and fertilizer requirements of forage crops during establishment and maintenance. University of Pennsylvania.

Soil Fertility Guide - Common fertilizers and their characteristics.
Meta Description: [ Common fertilizers and their Characteristics ]

Soil Fertility Guide - Soil fertility practices in Manitoba and general fertilizer use considerations. Details about fertilizers, their characteristics, application rates and usage recommendations. N-fixation, Manure and soil factors are also described.
Meta Description: [ Soil Sampling Strategies for Site Specific Management ]

404 Soil Fertility Implications When Converting to Direct Seeding - Describes the different fertilization requirements for direct seeding.
Meta Description: [ Converting to a direct seeding system can change soil fertility characteristics because of reduced soil disturbance. ]

Soil Fertility Management - Frequently asked questions about soil fertility, the application of animal wastes, organic and chemical fertilizers. Also features an online discussion forum.

404 Soil Fertility Research - Information about university research with extensive list of publications.

Soil Fertilizers - Information with regard to soil pH, fertilizers and lime application.

Soil Quality Institute (SQI) - Research findings and practical technologies that help conserve and improve soil conditions. Applicable to farming, ranching, forestry and gardening.

Soil test interpretations - Gives examples of soil test values and explains their significance.
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Soils - This site from the Manitoba Agriculture, Food and Rural Initiatives offers advice and information about the management and fertility of soil. Includes erosion, salinity and soil surveys.

Soils and Soil Management - Offers a database and search function of a range of articles about fertilizers, micronutrients and fertilizer application.

Sugar Cane Production and Soil Fertility. - Information on the relationship between the quality of sugarcane and soil fertility.

404 Technical Information - A number of bulletins describing soil analysis, soil types and fertiliser application.

404 The acidity of forest soils - A student paper describing soil conditions in forests. Particularly what causes the pH to change and what influences this will have on the ecosystem.

The International Fertiliser Society - Scientific, technical, environmental, economic and safety aspects of the production, marketing, use and application of fertilizers.

Understand your soil test: Sulfur - Background information on the role of sulphur in soil fertility, sulphur containing fertilizers and explanation of the results of a soil test.
Meta Description: [ The University of Nebraska-Lincoln, founded in 1869, is one if the nation's premier land-grant institutions. UNL is a member of the Association of American Universities and is classified by the Carnegie Foundation for the Advancement of Teaching as a Doctoral/Research University-Extensive. ]

What is Soil Fertility - Information about soil fertility and how it can be improved.