About: http://webisa.webdatacommons.org/221982589

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	Crop rotation is one key element to ensuring nutrient balance, as is the use of on-farm nutrient sources such as manures, composts, and other organic materials.
http://www.w3.org/ns/prov#wasQuotedFrom	organic-center.org