Assertion: manure's material | /r/HasProperty | added
Facets:
value: usually
type: DEGREE
Source sentences:
text: Digestion of only poultry or swine manure may present more challenges because of their higher nitrogen levels – other materials may be added to optimize the blend.
text: When only one unit is developed, finished compost may be taken from the bottom while new materials are still being added to the top.
text: Two bins are always better where space permits because one bin can be allowed to mature while new materials are being added to the other.
text: Sawdust and straw or other carbon rich materials are usually added as well.
text: Materials can be added as they become available, but when the first heap is high enough, a second one should be started until the first has decomposed enough to be used.
text: Sawdust and straw or other carbon rich materials are usually added as well.
text: In a plug-flow digester, the materials flow as a plug in a horizontal direction, advancing toward the outlet whenever new materials are added.