About: http://webisa.webdatacommons.org/92735565

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	It is true that changes did occur, such as the appearance of millet as a crop, making it possible - whenever environmental conditions permitted - to obtain two yearly harvests, complementing the winter cereal harvest.
http://www.w3.org/ns/prov#wasQuotedFrom	uwm.edu