European system References European system agriculture Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: farm building/ Livestock barns and sheltersThe second, the European system, is characterized by very small groups (10 to 20 animals each) and a very small surface, generally covered. Any of the four loose-housing systems can be used. Read MoreThe second, the European system, is characterized by very small groups (10 to 20 animals each) and a very small surface, generally covered. Any of the four loose-housing systems can be used. Read More