obsolete negative regulation of penetration peg formation (obsolete GO:0075056)
OBSOLETE. Any process that stops, prevents, or reduces 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.
negative regulation of symbiont penetration peg formation for entry into host
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negative regulation of symbiont penetration peg initiation
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