Oak sawdust · G. lucidum (Q-GL)
✓ Reviewed content
Ganoderma lucidum · TU Graz, Institute of Architecture and Media (AT)
Recipe
How this sample was made, step by step · total growth 14 days-
1
Substrate
- 100 wt%
- Oak sawdust (1–2 mm)
- Pre-treatment
- soaked in distilled water for 24 h, drained
-
2
Sterilisation
- Method
- Autoclaving
- Details
- pressure cooker 121 °C, 45 min in PP microfilter bag (SacO2 PP50/SEU4/V40-51)
-
3
Inoculation
- Fungus
- Ganoderma lucidum
- Inoculum
- Grain spawn
- Rate
- 10 wt%
-
4
Growth in mould
7 days- Mould
- perforated transparent film, 0.5 mm; filled by hand with manual pressing
- Temperature
- 23 °C
- Light
- dark
-
5
Post-growth
7 days- Where
- demoulded
-
6
Inactivation
- Method
- Oven drying
- Temperature
- 40 °C
-
7
Specimen & testing
- Geometry
- cube 10 × 10 × 10 cm (density, compression, water absorption); prism 4 × 4 × 16 cm (bending)
- Measurements
- 2
Growth in mould 7 daysPost-growth 7 days
Steps marked “not reported” were not stated in the source. Suggest missing details
Oak sawdust (1–2 mm) with reishi.
Measurements
Mechanical
| Property | Value | n | Test standard | Conditions | |
|---|---|---|---|---|---|
| Flexural strength | 0.16496 MPa | 1 | EN 1015-11 (3-point) | specimen Q-GL-01 |
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Moisture & water
| Property | Value | n | Test standard | Conditions | |
|---|---|---|---|---|---|
| Capillary water absorption coefficient (mortar method) | 0.0007 kg/(m²·√min) | 1 | capillary water absorption as for hardened mortar (paper ref. 19) | surface sealed with EVA, immersed 5 cm C = 0.1·(M4 − M1) |
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Production
Substrate mix
- 100 %
- Oak sawdust · 1–2 mm
Fungus & inoculation
- Fungus
- Ganoderma lucidum
- Inoculum type
- Grain spawn
- Inoculation rate [wt%]
- 10
- Sterilisation
- Autoclaving
- Sterilisation – details
- pressure cooker 121 °C, 45 min in PP microfilter bag (SacO2 PP50/SEU4/V40-51)
Growth
- Growth in mould [days]
- 7
- Post-growth after demoulding [days]
- 7
- Temperature [°C]
- 23
- Light
- dark
- Mould / mould material
- perforated transparent film, 0.5 mm; filled by hand with manual pressing
Post-processing
- Inactivation
- Oven drying
- Inactivation – temperature [°C]
- 40
Specimen
- Specimen geometry
- cube 10 × 10 × 10 cm (density, compression, water absorption); prism 4 × 4 × 16 cm (bending)
Notes
Substrate soaked in distilled water for 24 h. Spawn (grain spawn, local supplier) 10 % of the mass of the sterilised (wet) substrate. Stored protected from light at 22–24 °C (entered as 23 °C). Dried in a drying cabinet at 40 °C until completely dry. Single specimens (n = 1) unless stated otherwise.
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