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Official Journal of the Japan Wood Research Society

Table 1 Wood discoloration and color of wood surface 4 weeks after inoculation with selected ascomycetes previously isolated from WCHs

From: Experimental investigation of the humidity effect on wood discoloration by selected mold and stain fungi for a proper conservation of wooden cultural heritages

Fungus

Isolate no.

Discoloration intensitya

Coloration of the wood surface

Alternaria alternata

KUC5301

1

Dark gray

Aspergillus niger

KUC5302

1

Black

Aureobasidium pullulans

KUC5305

3

Black

Botryosphaeria dothidea

KUC5306

1

Very dark gray

Cladosporium cladosporioides

KUC5307

3

Very dark grayish-green

Coniochaeta velutina

KUC5310

3

Dark olive gray

Coniothyrium fuckelii

KUC5311

1

Pale olive

Discosia artocreas

KUC5313

2

Dark gray

Graphiopsis chlorocephala

KUC5321

3

Very dark grayish olive

Penicillium brevicompactum

KUC5333

1

Grayish-green

Penicillium chermesinum

KUC5334

1

Light gray

Penicillium herquei

KUC5336

1

Yellow

Penicillium purpurogenum

KUC5338

2

Dark grayish olive

Penicillium paneum

KUC5339

1

Dark olive gray

Penicillium simplicissimum

KUC5340

2

Grayish-green

Penicillium sp. 1

KUC5341

1

Brownish yellow

Phoma exigua

KUC5347

2

Dark gray

Phoma glomerata

KUC5348

2

Dark gray

Trichorderma harzianum

KUC5358

1

Olive green

  1. a1 = slight discoloration; 2 = moderate discoloration; 3 = heavy discoloration