About: http://webisa.webdatacommons.org/125087000

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	Add a 4-inch layer of compost to improve soil fertility, nitrogen and phosphorus fertilizers such as blood meal and bone meal, and 3 pounds of sulfur per 100 square feet.
http://www.w3.org/ns/prov#wasQuotedFrom	garden.org