Inhibitory activity of rosemary and tarragon to different species as aspergillus / by Jonathan R. Ferrern, Niña Pamel D. Ayon

By: Contributor(s): Material type: TextTextLanguage: English Publication details: Indang, Cavite : 2007. Cavite State University- Main Campus,Description: xi, 31 pages : 28 cm. illustrationsContent type:
  • text
Media type:
  • unmediated
Carrier type:
  • volume
Subject(s): DDC classification:
  • 589.23  F81 2007
Online resources: Production credits:
  • Science High School, College of Education (CED)
Abstract: FERRER, JONATHAN R. and AYON, NINA PAMELA D. Inhibitory Activity of Rosemary and Tarragon to Different Species of Aspergillus. Research Study. Cavite State University Science High School, Indang, Cavite. April 2007. Adviser: Dr. Yolanda A. Ilagan. The research study was conducted to determine the inhibitory activity of rosemary and tarragon to different species of Aspergillus. This was also conducted to identify which selected herbs (rosemary and tarragon) have fungicidal property and to evaluate the inhibitory activity of crude extracts (CE) and essential oils (EO) on the growth of four species of Aspergillus. The following treatments were used in the conduct of agar-well assay: T, — Nystatin (positive control), T2 — distilled water (negative control), T3 — mineral oil, Ts — 1:10 Tarragon EO, Ta, — 1:100 Tarragon EO, T4. — Pure Tarragon EO, Tas — Tarragon CE, Ts, — 1:10 Rosemary EO, Ts, — 1:100 Rosemary EO, Ts, — Pure Rosemary EO, and Tsa — Rosemary CE. Results showed that only the undiluted essential oils of rosemary and tarragon inhibited the growth of A. flavus, A. niger, A. terreus and A. parasiticus. Their zone of inhibition was much wider compared to zones of inhibition caused by nystatin. In addition, 1:10 dilution of rosemary essential oil caused growth inhibition of A. flavus and A. terreus. Essential oils of rosemary and tarragon have fungicidal property while their crude extracts have no inhibitory activity on A. flavus, A. niger, A. terreus and A. parasiticus.
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Research study (Applied Research IV - - Science Curriculum) Cavite State University.

Includes bibliographical references.

Science High School, College of Education (CED)

FERRER, JONATHAN R. and AYON, NINA PAMELA D. Inhibitory Activity of Rosemary and Tarragon to Different Species of Aspergillus. Research Study. Cavite State University Science High School, Indang, Cavite. April 2007. Adviser: Dr. Yolanda A. Ilagan.

The research study was conducted to determine the inhibitory activity of rosemary and tarragon to different species of Aspergillus. This was also conducted to identify which selected herbs (rosemary and tarragon) have fungicidal property and to evaluate the inhibitory activity of crude extracts (CE) and essential oils (EO) on the growth of four species of Aspergillus.

The following treatments were used in the conduct of agar-well assay: T, — Nystatin (positive control), T2 — distilled water (negative control), T3 — mineral oil, Ts — 1:10 Tarragon EO, Ta, — 1:100 Tarragon EO, T4. — Pure Tarragon EO, Tas — Tarragon CE, Ts, — 1:10 Rosemary EO, Ts, — 1:100 Rosemary EO, Ts, — Pure Rosemary EO, and Tsa — Rosemary CE.

Results showed that only the undiluted essential oils of rosemary and tarragon inhibited the growth of A. flavus, A. niger, A. terreus and A. parasiticus. Their zone of inhibition was much wider compared to zones of inhibition caused by nystatin. In addition, 1:10 dilution of rosemary essential oil caused growth inhibition of A. flavus and A. terreus.

Essential oils of rosemary and tarragon have fungicidal property while their crude extracts have no inhibitory activity on A. flavus, A. niger, A. terreus and A. parasiticus.


Submitted to the University Library 04-24-2007 RS-518

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