modulation of penetration peg formation
Any process that modulates the frequency, rate or extent of symbiont penetration peg formation for entry into host. The host is defined as the larger of the organisms involved in a symbiotic interaction.
GO:0050793
regulation of developmental process
is_a
GO:0052372
modulation by symbiont of entry into host
is_a
GO:0075053
penetration peg formation
regulates
modulation of symbiont penetration peg formation for entry into host
narrow
modulation of symbiont penetration peg initiation
narrow