This standard specifies the laboratory and outdoor test methods for the control efficacy of fungicides on wood mold and discoloration fungus. This standard applies to the determination of the toxicity limit of antifungal agents against wood mold and discoloration fungi under laboratory conditions and the outdoor test to evaluate the effect of antifungal agents on wood mold and discoloration fungi. Anti-mildew and anti-discoloration tests of wood products, wood-based panels, bamboo and rattan can also be used as a reference.