An official website of the United States government.

The .gov means it's official.
Federal government websites always use a .gov or .mil domain. Before sharing sensitive information online, make sure you're on a .gov or .mil site by inspecting your browser's address (or "location") bar.

This site is also protected by an SSL (Secure Sockets Layer) certificate that's been signed by the U.S. government. The https:// means all transmitted data is encrypted - in other words, any information or browsing history that you provide is transmitted securely.

Thesaurus Search Results

Subject Category
F Plant Science and Plant Products
P Natural Resources, Earth and Environmental Sciences
Any organic or inorganic material of natural or synthetic origin which is added to soil to provide nutrients, including nitrogen, phosphorus, and potassium, necessary to sustain plant growth.
Definition Source
Agriculture Fact Book, USDA
RDF/XML Format:
Persistent URI:
Used For
Broader Term
soil management
Narrower Term
compound fertilizers
liquid fertilizers
mineral fertilizers
organic fertilizers
slow-release fertilizers
starter fertilizers
Related Term
fertilizer industry
fertilizer technology
fertilizer use reduction
soil treatment
Term Number