Web Directory by Internet-Web-Directory.com

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.

Aims to promote and encourage responsible fertilizer use. Contains many fertilizer fact sheets.

Introduction to the sources of, and the uses of foliar fertilizer.

Crop information for all US regions and information on soil fertility and fertilizer application.

Production and agronomic effectiveness of fertilizers.

Describes the production, distribution and consumption of fertilizers, their intermediates and raw materials

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.

Scientific, technical, environmental, economic and safety aspects of the production, marketing, use and application of fertilizers.