Term Name:	positive regulation of rDNA heterochromatin formation
Synonyms:	positive regulation of chromatin silencing at rDNA, positive regulation of chromatin silencing at ribosomal DNA, positive regulation of heterochromatic silencing at rDNA, positive regulation of rDNA chromatin silencing, positive regulation of rDNA heterochromatin assembly, positive regulation of ribosomal DNA heterochromatin assembly
Definition:	Any process that activates or increases the frequency, rate or extent of rDNA heterochromatin formation.
Ontology:	GO: Biological Process [GO:2000749]    QuickGO    AmiGO