Re termites, the Guelph report noted:
".....Also not recommended are many products which have “bark” in the product name, because many such products actually contain substantial quantities of wood chips in addition to the bark. Therefore, only those bark products that are 100% bark, are likely to be termite resistant."
Also that pine fines may already be composted, e.g.
http://www.parkerbark.com/nurs...
