Effect of inoculation with selected Bradyrhizobium spp. on the survival and growth of Acacia mangium saplings after 20 months in the field


Citation

Martin-Laurent F ., . and Fremont M ., . and Lee S . K ., . and Tham F . Y ., . and Prin Y ., . and Tan T . K ., . and Diem H . G ., . Effect of inoculation with selected Bradyrhizobium spp. on the survival and growth of Acacia mangium saplings after 20 months in the field. pp. 470-483. ISSN 0128-1283

Abstract

Effect of inoculation with selected Bradyrhizobium spp. on the survival and growth of Acacia mangium saplings after 20 months in the field. This work was designed to test the long-term effect of the inoculation of Acacia mangium seedlings with 10 selected strains of Bradyrhizobium spp. The percentage of survival of seedlings inoculated with any of the Bradyrhizobium was increased by 10 per cent as compared to the control plants. However out of the 10 Bradyrhizobium strains tested only 3 strains Aust 13c Lu4 and Tel 8 belonging to the phylogenetic group 1 significantly enhanced the growth of A. mangium after 20 months in the field. For the first time inoculation with indigenous Malaysian strains Bradyrhizobium such as Tel 8 and Lu 4 at the seedling stage is reported to produce enhanced and sustained growth and development of A. mangium in the field. We propose that in the future it may be best to isolate and select local strains from each reforestation plot using a simple screening to determine their phylogenetic group and conducting a simple nursery inoculation test to assess their competitivity and efficiency when associated with A. mangium seedlings.


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Abstract

Effect of inoculation with selected Bradyrhizobium spp. on the survival and growth of Acacia mangium saplings after 20 months in the field. This work was designed to test the long-term effect of the inoculation of Acacia mangium seedlings with 10 selected strains of Bradyrhizobium spp. The percentage of survival of seedlings inoculated with any of the Bradyrhizobium was increased by 10 per cent as compared to the control plants. However out of the 10 Bradyrhizobium strains tested only 3 strains Aust 13c Lu4 and Tel 8 belonging to the phylogenetic group 1 significantly enhanced the growth of A. mangium after 20 months in the field. For the first time inoculation with indigenous Malaysian strains Bradyrhizobium such as Tel 8 and Lu 4 at the seedling stage is reported to produce enhanced and sustained growth and development of A. mangium in the field. We propose that in the future it may be best to isolate and select local strains from each reforestation plot using a simple screening to determine their phylogenetic group and conducting a simple nursery inoculation test to assess their competitivity and efficiency when associated with A. mangium seedlings.

Additional Metadata

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Item Type: Article
Additional Information: Summaries (En Ms)
AGROVOC Term: ACACIA MANGIUM
AGROVOC Term: INOCULATION
AGROVOC Term: BRADYRHIZOBIUM
AGROVOC Term: SEEDLINGS
AGROVOC Term: FIELDS
AGROVOC Term: SURVIVAL
AGROVOC Term: GROWTH
AGROVOC Term: SABAH ACACIA MANGIUM
AGROVOC Term: INOCULACION
AGROVOC Term: BRADYRHIZOBIUM
Depositing User: Ms. Norfaezah Khomsan
Last Modified: 24 Apr 2025 05:52
URI: http://webagris.upm.edu.my/id/eprint/17911

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