A DESCRIPTIVE STUDY ON THE MIXTURE OF SAWDUST, RICE BRAN, LIME, AND SUGAR AS SUBSTRATES FOR THE MYCELIAL GROWTH OF PLEUROTUS SP.

Paolo Segubre, Ritchie Tantiado, Kenneth Tionko (May 1997)

Philippine Science High School Western Visayas Campus – Department of Science and Technology (DOST-PSHS WVC), Brgy. Bito-on, Jaro, Iloilo City 5000, Philippines

ABSTRACT

The research was done to determine which concentration among the mixture of sawdust, rice bran, lime, and sugar served the best for the mycelial growth of pleurotus sp.

There were at least two (2) replicates for each mixture and then the observations made on each medium was collaborated and took the qualitative average.

The experimental media, Pleurotus sp., was inoculated in agar and then were transferees in to the experimental media.

Mycelium grew first in the upper portion of the sealed media, making its way downward.

Set-up 4 ( 50% sawdust, 42% rice bran, 2% lime, 2% sugar ) yielded the greatest amount of mycelial growth and thus was concluded that it was the best concentration to be used, based on the controlled set-up.

Contamination also was never neglected. It still occurred even the media were sterilized and sealed.

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