About: http://webisa.webdatacommons.org/19678523

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	To make sure the soil is rich in humus, you can work organic matter such as compost, pine bark or perlite into the soil before planting.
http://www.w3.org/ns/prov#wasQuotedFrom	sfgate.com