Assertion: cyanobacteria | /r/HasProperty | nitrogen-free means
Facets:
Source sentences:
text: Cyanobacteria is a nitrogen-free means that the role of cyanobacteria y aitu binding primary nitrogen in nature, the nitrogen required by the plant itself is very beneficial for the plants so that cyanobacteria example is: Nostoc Commune, Ccadae and Anabaena Anabaena.