PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Levels of nitrogen, phosphate, potash and other nutrients are also important and worth testing. (It???s also good to know how much organic matter is in your soil, but not all lab analysis will tell you this.) Having the proper pH level will encourage grass to grow in vibrant fashion.
http://www.w3.org/ns/prov#wasQuotedFrom
  • planetnatural.com