Preferred term
Type
Type of entity- Concept definition
Source
Source for the description of the concept.- AFSIC; Systems Research for Agriculture by Laurie E. Drinkwater (2016), as adapted from National Research Council. 2010. Toward Sustainable Agricultural Systems in the 21st Century. Washington, DC: The National Academies Press.
URI
https://lod.nal.usda.gov/nalt/39541_def