About: http://webisa.webdatacommons.org/235806819

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	In some areas such as in Brazil , other South American regions or Central Africa, soil has a acidity that is too high to grow a good wheat crop; this is often due to the presence of aluminium that is toxic for the plant.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com