Crops

Managing basal stem rot in oil palm by converting infected logs to biochar

Image
Oil Palms in Papua New Guinea
Project code
CROP/2019/147
Program
Budget
AUD 159,888
Research program manager
Dr Eric Huttner
Project leader
Dr Agnieszka Mudge
Commissioned organisation
The University of Queensland
Duration:
JUL 2020
JUN 2022
Project status
Concluded
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Overview

This project aimed to explore the feasibility of biochar as a method for removing infected material from oil palm blocks to inform a business case for oil palm derived biochar production in Papua New Guinea.

Oil palm is a long-term perennial crop of great economic importance in South-East Asia and the Pacific, providing much needed income to both large plantations and smallholders. Unfortunately, basal stem rot, caused by the fungus 'Ganoderma boninense', poses an increasingly major threat to the oil palm industry.

The project aimed to establish whether it is technically feasible and economically sensible to support the sanitation of oil palm plantations infected by Ganoderma, through the removal of infected logs and wastes and their conversion to biochar in Papua New Guinea.

Project outcomes

  • Removing all infected material from blocks.
  • Mitigating climate change through carbon sequestration.
  • Enhancing soil quality through improved cation exchange and water retention capacity.
  • Enhancing beneficial soil micro-organisms.
  • Creating new business opportunities, for example to create peat-like but sustainable, stable and carbon-sequestering high value media products from waste for use in intensive industries such as nursery and floriculture production.
Key partners
Papua New Guinea Oil Palm Research Association
The University of Queensland
Documents