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2022 Conference Publication Current weed management practices and obstacles in rainfed lowland direct seeded rice systems in Southern CambodiaLim, Sophornthida, Chea, Sareth, Palaniappan, Gomathy, Opena, Jhoana and Mitchell, Jaquie (2022). Current weed management practices and obstacles in rainfed lowland direct seeded rice systems in Southern Cambodia. 8th International Weed Science Congress, Bangkok, Thailand, 4-9 December 2022. |
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2022 Conference Publication Rice weed seed contamination of farmers retained and certified seeds in Lao PDRVongxayya, Khamtay, Opena, Jhoana, Xangsayasane, Phetmanyseng, Lemerle, Deirdre and Mitchell, Jaquie (2022). Rice weed seed contamination of farmers retained and certified seeds in Lao PDR. 8th International Weed Science Congress, Bangkok, Thailand, 4-9 December 2022. |
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2022 Conference Publication Screening of rice genotypes for their weed competitiveness in Lao PDRHomsengchanh, Laeh, Xangsayasane, Phetmanyseng, Opena, Jhoana, Lemerle, Deirdre and Mitchell, Jaquie (2022). Screening of rice genotypes for their weed competitiveness in Lao PDR. 8th International Weed Science Congress, Bangkok, Thailand, 4-9 December 2022. |
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2021 Journal Article Potential of winter pasture legume in rice rotations to mitigate barnyard grass (Echinocloa crus-galli) impacts in temperate AustraliaOpena, Jhoana, Pratley, James, Lemerle, Deirdre, Wu, Hanwen and McCormick, Jeffrey (2021). Potential of winter pasture legume in rice rotations to mitigate barnyard grass (Echinocloa crus-galli) impacts in temperate Australia. Agricultural Science, 79-91. |
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2021 Other Outputs Impacts of pasture legume phase on the seed bank of barnyard grass in drill sown riceOpena, Jhoana, Pratley, James, Lemerle, Deirdre, Wu, Hanwen and McCormick, Jeffrey (2021). Impacts of pasture legume phase on the seed bank of barnyard grass in drill sown rice. Wagga Wagga, NSW, Australia: AgriFutures Australia. |
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2021 Other Outputs Impacts of pasture legume phase on the seed bank, establishment and growth of barnyard grass (Echinochloa crus-galli) in drill sown riceOpena, Jhoana (2021). Impacts of pasture legume phase on the seed bank, establishment and growth of barnyard grass (Echinochloa crus-galli) in drill sown rice. PhD Thesis, School of Agricutural, Environmental and Veterinary Sciences, Charles Sturt University. |
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2019 Conference Publication Pasture legumes offer promise to control barnyard grass in delayed permanent water systems in riceOpena, Jhoana, Pratley, James, McCormick, Jeffrey, Wu, Hanwen and Lemerle, Deirdre (2019). Pasture legumes offer promise to control barnyard grass in delayed permanent water systems in rice. 2019 Agronomy Australia Conference, Wagga Wagga, NSW, Australia, 25 – 29 August 2019. |
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2018 Conference Publication Allelopathic potential of pasture legume species and selected winter crops on barnyard grass and riceOpena, Jhoana, Wu, Hanwen, Moroni, Sergio, Lemerle, Deirdre and Pratley, James (2018). Allelopathic potential of pasture legume species and selected winter crops on barnyard grass and rice. 21st Australasian Weeds Conference, Manly, Australia, 2-12 September 2018. The Weed Society of New South Wales Inc.. |
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2017 Book Chapter Rice weed management in Southeast AsiaKumar, Virender, Opena, Jhoana, Valencia, Katherine, Thi, Ho Le, Nguyen, Hong Son, Donayre, Dindo King, Janiya, Joel and Johnson, David E. (2017). Rice weed management in Southeast Asia. Weed Management in Rice in the Asian Pacific Region. (pp. 282-307) Hyderabad, India: Asian-Pacific Weed Science Society. |
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2015 Conference Publication Persistence of oxadiazon residues in soil and grains in an upland rice (Oryza sativa) fieldBunquin, Michelle Anne, Onoya, Jerone, Chauhan, Bhagirath, Opena, Jhoana and Beebout, Sarah (2015). Persistence of oxadiazon residues in soil and grains in an upland rice (Oryza sativa) field. ACS Fall 2015 Meeting, Boston, MA United States, 16 - 20 August 2015. Washington, DC United States: American Chemical Society. |
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2015 Journal Article Seed Germination Ecology of Doveweed (Murdannia nudiflora) and Its Implication for Management in Dry-Seeded RiceAhmed, Sharif, Opena, Jhoana L and Chauhan, Bhagirath S (2015). Seed Germination Ecology of Doveweed (Murdannia nudiflora) and Its Implication for Management in Dry-Seeded Rice. Weed Science, 63 (2), 491-501. doi: 10.1614/WS-D-14-00115.1 |
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2015 Journal Article Response of 10 elite “green super rice” genotypes to weed infestation in aerobic rice systemsChauhan, Bhagirath Singh, Opena, Jhoana and Ali, Jauhar (2015). Response of 10 elite “green super rice” genotypes to weed infestation in aerobic rice systems. Plant Production Science, 18 (2), 228-233. doi: 10.1626/pps.18.228 |
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2014 Journal Article Weed population dynamics, herbicide efficacies, and crop performance in a sprinkler-irrigated maize-rice cropping systemOpena, Jhoana L., Quilty, James R., Correa, Teodoro Q. and Chauhan, Bhagirath S. (2014). Weed population dynamics, herbicide efficacies, and crop performance in a sprinkler-irrigated maize-rice cropping system. Field Crops Research, 167, 119-130. doi: 10.1016/j.fcr.2014.07.014 |
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2014 Journal Article Seed germination ecology of echinochloa glabrescens and its implication for management in rice (Oryza sativa L.)Opena, Jhoana L, Chauhan, Bhagirath S. and Baltazar, Aurora M. (2014). Seed germination ecology of echinochloa glabrescens and its implication for management in rice (Oryza sativa L.). PLoS ONE, 9 (3) e92261, e92261.1-e92261.9. doi: 10.1371/journal.pone.0092261 |
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2013 Journal Article Weed management and grain yield of rice sown at low seeding rates in mechanized dry-seeded systemsChauhan, B. S. and Opena, J. (2013). Weed management and grain yield of rice sown at low seeding rates in mechanized dry-seeded systems. Field Crops Research, 141, 9-15. doi: 10.1016/j.fcr.2012.11.002 |
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2013 Journal Article Effect of plant geometry on growth and yield of corn in the rice-corn cropping systemChauhan, Bhagirath S. and Opeña, Jhoana L. (2013). Effect of plant geometry on growth and yield of corn in the rice-corn cropping system. American Journal of Plant Sciences, 04 (10), 1928-1931. doi: 10.4236/ajps.2013.410237 |
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2013 Journal Article Effect of plant spacing on growth and grain yield of soybeanChauhan, Bhagirath S. and Opeña, Jhoana L. (2013). Effect of plant spacing on growth and grain yield of soybean. American Journal of Plant Sciences, 04 (10), 2011-2014. doi: 10.4236/ajps.2013.410251 |
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2013 Journal Article Implications of plant geometry and weed control options in designing a low-seeding seed-drill for dry-seeded rice systemsChauhan, B. S. and Opena, J. (2013). Implications of plant geometry and weed control options in designing a low-seeding seed-drill for dry-seeded rice systems. Field Crops Research, 144, 225-231. doi: 10.1016/j.fcr.2012.12.014 |
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2013 Journal Article Management of volunteer corn seedlings in dry-seeded riceChauhan, Bhagirath S. and Opeña, Jhoana L. (2013). Management of volunteer corn seedlings in dry-seeded rice. American Journal of Plant Sciences, 04 (12), 2381-2385. doi: 10.4236/ajps.2013.412294 |
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2012 Journal Article Effect of tillage systems and herbicides on weed emergence, weed growth, and grain yield in dry-seeded rice systemsChauhan, B. S. and Opena, J. (2012). Effect of tillage systems and herbicides on weed emergence, weed growth, and grain yield in dry-seeded rice systems. Field Crops Research, 137, 56-69. doi: 10.1016/j.fcr.2012.08.016 |
