Effect of temperature and pH on growth pattern of Ganoderma boninense from oil palm in Peninsular Malaysia


Citation

Nawawi A., . and Ho Y.W., . Effect of temperature and pH on growth pattern of Ganoderma boninense from oil palm in Peninsular Malaysia. pp. 303-307. ISSN 0126-6128

Abstract

Mycelial growth of Ganoderma boninense from floating inoculum disks incubated in flasks swirled daily was significantly more abundant than from submerged inoculum disks in static flasks. The optimum temperatures for mycelial growth in both solid and liquid media were between 27 deg C - 30 deg C. The mycelial growth pattern in liquid medium showed an initial lag phase of little growth (1-3 days) then a phase of rapid growth (6-18 days) and finally a phase of autolysis and decline in dry weight. The pH of the medium changed correspondingly with the changes in the growth pattern. As mycelial growth increased the pH of the medium decreased and when mycelial growth decreased during prolonged incubation pH of the medium increased. Optimum pH for mycelial growth was between 3.7-5.0


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Abstract

Mycelial growth of Ganoderma boninense from floating inoculum disks incubated in flasks swirled daily was significantly more abundant than from submerged inoculum disks in static flasks. The optimum temperatures for mycelial growth in both solid and liquid media were between 27 deg C - 30 deg C. The mycelial growth pattern in liquid medium showed an initial lag phase of little growth (1-3 days) then a phase of rapid growth (6-18 days) and finally a phase of autolysis and decline in dry weight. The pH of the medium changed correspondingly with the changes in the growth pattern. As mycelial growth increased the pH of the medium decreased and when mycelial growth decreased during prolonged incubation pH of the medium increased. Optimum pH for mycelial growth was between 3.7-5.0

Additional Metadata

[error in script]
Item Type: Article
Additional Information: 3 graphs; 1 table; 10 ref. Summary (En Ms)
AGROVOC Term: ELAEIS GUINEENSIS
AGROVOC Term: GANODERMA
AGROVOC Term: TEMPERATURA
AGROVOC Term: PH/ MICELIO
AGROVOC Term: AIREACION
AGROVOC Term: INDICE DE CRECIMIENTO
Depositing User: Ms. Norfaezah Khomsan
Last Modified: 24 Apr 2025 05:56
URI: http://webagris.upm.edu.my/id/eprint/20289

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