
Overview
Background
Dr. Jhoana Opena, a seasoned researcher, joined the School of Agriculture and Food Sustainability as a Postdoctoral Research Fellow in 2021. Dr. Opena has over 18 years of experience in research related to Integrated Pest Management (IPM) in vegetables and weed management within rice-based cropping systems across Australia, the Philippines, Cambodia, and Lao PDR. Previously, she worked as an Associate Scientist in the Weed Science group at the International Rice Research Institute and was appointed as an Adjunct Associate Professor at the University of the Philippines in Los Baños. She successfully completed her Doctor of Philosophy in Agriculture at Charles Sturt University in Wagga Wagga, Australia, in 2021. Currently, she is working on an ACIAR project entitled “Weed Management Techniques for Mechanized and Broadcast Lowland Crop Production Systems in Cambodia and Lao PDR.”
Availability
- Dr Jhoana Opena is:
- Available for supervision
Qualifications
- Bachelor, University of the Philippines Los Baños
- Masters (Coursework), University of the Philippines
- Doctor of Philosophy, Charles Sturt University
Research interests
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Weed management in rice and rice-based cropping systems
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Weed ecology
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Integrated weed management in direct seeded rice systems
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Weed population dynamics
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Allelopathy and its application for weed management
Works
Search Professor Jhoana Opena’s works on UQ eSpace
2012
Journal Article
Growth of purple nutsedge (cyperus rotundus) in response to interference with direct-seeded rice
Chauhan, Bhagirath S. and Opea, Jhoana (2012). Growth of purple nutsedge (cyperus rotundus) in response to interference with direct-seeded rice. Weed Technology, 26 (3), 506-509. doi: 10.1614/WT-D-12-00007.1
Supervision
Availability
- Dr Jhoana Opena is:
- Available for supervision
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Available projects
Supervision history
Current supervision
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Doctor Philosophy
GIS and remote sensing for improved weed management in direct seeded rice
Associate Advisor
Other advisors: Associate Professor Jaquie Mitchell, Professor Ammar Abdul Aziz, Dr Md. Ali Akber
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Doctor Philosophy
Impact of pesticide residues on food safety and soil quality in direct seeded rice systems
Associate Advisor
Other advisors: Dr Dara Daygon, Associate Professor Jaquie Mitchell
Media
Enquiries
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