Viability test of vermiculite powder formulation of Pseudomonas GanoEB3 against Ganoderma boninense in vitro


Citation

Nasyaruddin M. N. M., . and Idris A. S., . (2011) Viability test of vermiculite powder formulation of Pseudomonas GanoEB3 against Ganoderma boninense in vitro. [Proceedings Paper]

Abstract

A study was conducted to determine the shelf life viability test of endophytic bacterial Pseudomonas GanoEB3 against Ganoderma boninense and also to determine the efficacy of Pseudomonas GanoEB3 powder to inhibit G. boninense in vitro during storage. Pseudomonas Gano EB3 was formulated as dry formulation using vermiculite as carrier and supplemented with bacterial cell suspension. After six months of storage viability cell of Pseudomonas Gano EB3 sustained at 10�· CFU g-and the efficacy of the viable cells in Pseudomonas Gano EB3 powder was 60 percent inhibition of radial growth PIRG. However at nine months the number of viable bacteria cells in powder formulation reduced to 10� CFU g-. Pseudomonas Gano EB3 powder stored at room temperature showed low efficacy with 52 of PIRG. Application of vermiculite-based powder formulation of Pseudomonas Gano EB3 in the field will aid the planters in reducing Ganoderma infection in oil palm.


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Abstract

A study was conducted to determine the shelf life viability test of endophytic bacterial Pseudomonas GanoEB3 against Ganoderma boninense and also to determine the efficacy of Pseudomonas GanoEB3 powder to inhibit G. boninense in vitro during storage. Pseudomonas Gano EB3 was formulated as dry formulation using vermiculite as carrier and supplemented with bacterial cell suspension. After six months of storage viability cell of Pseudomonas Gano EB3 sustained at 10�· CFU g-and the efficacy of the viable cells in Pseudomonas Gano EB3 powder was 60 percent inhibition of radial growth PIRG. However at nine months the number of viable bacteria cells in powder formulation reduced to 10� CFU g-. Pseudomonas Gano EB3 powder stored at room temperature showed low efficacy with 52 of PIRG. Application of vermiculite-based powder formulation of Pseudomonas Gano EB3 in the field will aid the planters in reducing Ganoderma infection in oil palm.

Additional Metadata

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Item Type: Proceedings Paper
Additional Information: Available at Perpustakaan Sultan Abdul Samad Universiti Putra Malaysia 43400 UPM Serdang Selangor Malaysia. SB608 O27M939 2011 Call Number.
AGROVOC Term: Oil palm
AGROVOC Term: Plant disease control
AGROVOC Term: Biological techniques in vitro
AGROVOC Term: Ganoderma
AGROVOC Term: Pesticide formulations
AGROVOC Term: Vermiculites
AGROVOC Term: Pseudomonas
AGROVOC Term: Storage life
AGROVOC Term: Growth inhibitors
Geographical Term: MALAYSIA
Depositing User: Ms. Suzila Mohamad Kasim
Last Modified: 24 Apr 2025 05:16
URI: http://webagris.upm.edu.my/id/eprint/13676

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