Apply another layer of primer? (Zinder BIN applied to plywood with a chip brush; looked better during application. Alkyd paint going on top) : r/finishing
The Best Primer for Panelling | Madness & Method
How to Paint Plywood (with Pictures) - wikiHow
The Best Primer for Cabinets - Erin Zubot Design
Oil-based Primer vs Water-based Primer - The Handyman's Daughter
Professional tips on how to apply primer on wood - Ideas by Mr Right
How to Paint Plywood [6 Simple Steps] - ManMadeDIY
What kind of paint is the best for painting plywood? - Quora