Any process that activates or increases the frequency, rate or extent of male germ-line stem cell asymmetric division.
Synonyms:
exact_synonym:
positive regulation of male germ-line stem cell renewal; up regulation of male germ-line stem cell asymmetric division; up regulation of male germ-line stem cell renewal; upregulation of male germ-line stem cell asymmetric division; upregulation of male germ-line stem cell renewal
narrow_synonym:
activation of male germ-line stem cell asymmetric division; activation of male germ-line stem cell renewal