negative regulation of primary cell septum biogenesis
Any process that stops, prevents or reduces the frequency, rate or extent of primary cell septum biogenesis.
GO:0140280
negative regulation of mitotic division septum assembly
is_a
GO:1905756
regulation of primary cell septum biogenesis
is_a
GO:0031671
primary cell septum biogenesis
negatively_regulates
SPBC11B10.09