Clean & Organic Agricultural Products. RIRDC, Oct 2000.]
„Biological farming and ‘bioʻ products are terms often used in European countries as equivalent to organic farming. […] Ecological farming and ‘ecoʻ products are terms also used in European countries as equivalent to organic farming.“
biocyclopedia.com
History of Organic Farming. biocyclopedia.com (Aug 2022 accessed)
„Various types and methods of organic agriculture have been developed in the Northern Hemisphere, such as the biological-organic and biodynamic method“
Biological Farming/Ecological Farming: USDA National Agricultural Library (version Aug 2007)
„the term biological often refers to organic farming, whereas the term ecological refers to organic plus environmental considerations such as on-farm wildlife management“
Organic farming. Lexicon Wein‑Plus (Aug 2022 accessed)
„A form of production (also organic farming, ecological farming, ecological-biological farming, ecological agriculture, alternative agriculture) for the production of food and other agricultural products.“