Prof Keith Pembleton


Prof Keith Pembleton
NameProf Keith Pembleton
Email Addresskeith.pembleton@unisq.edu.au
Job TitleProfessor (Plant Agricultural Science)
QualificationsBAgSc(Hons) Qld, PhD Tas
DepartmentSchool of Agriculture and Environmental Science
AffiliationsCentre for Sustainable Agricultural Systems
Institute for Life Sciences and the Environment
ORCIDhttps://orcid.org/0000-0002-1896-4516
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Biography

Professor Keith Pembleton leads the Agricultural Systems and Catchment modelling team in USQ’s Centre for Sustainable Agricultural Systems. His research team focuses on bringing the computational power of farming systems models, catchment models and artificial intelligence into the hands of agricultural and environmental decision makers.

Employment

PositionOrganisationFromTo
Professor (Plant Agricultural Science)University of Southern Queensland2024
Associate Professor (Plant Agricultural Science)University of Southern Queensland20192023
Senior Lecturer (Plant Agricultural Science)University of Southern Queensland20172019
Senior Research Fellow (Agricultural Systems Modelling)University of Southern Queensland20152017
Research Fellow (Pasture and Forage Agronomy)University of Tasmania20122015
Postdoctoral Research Fellow (Pasture and Forage Agronomy)University of Tasmania20102012

Expertise

Agricultural Systems Modelling

Crop Modelling

Agronomy

Crops

Pastures

APSIM

DairyMod/SGS

Teaching

I teach in a range of areas relevant to Agriculture and Science. I currently am the Examiner for Agronomy (AGR2303) and Succeeding in Science (SCI1001)

Fields of Research

  • 300205. Agricultural production systems simulation
  • 300207. Agricultural systems analysis and modelling
  • 300403. Agronomy
  • 300404. Crop and pasture biochemistry and physiology
  • 300407. Crop and pasture nutrition

Professional Membership

Professional MembershipYear
Fellow of the Higher Education Acadamy
Australian Grasslands Association
Australasian Dairy Science Symposium
Australian Society of Agronomy
Australian Fulbright Alumni Association
BAgSc(Hons)
Qld
2005
PhD
Tas
2010

Supervision Interests

I am interesting in supervising Doctoral and Masters research projects in the area of farming systems modeling and crop modelling.

Current Supervisions

Research TitleSupervisor TypeLevel of StudyCommenced
Understanding Information and Communications Technology (ICT) Adoption and Pathways in broad acre agriculture: Case of Agricultural Risk Management Online (ARM Online)Principal SupervisorMasters2024
Modelling perennial grains within the Agricultural Production Systems Simulator (APSIM)Principal SupervisorDoctoral2022
Yield gap analysis at the cropping system levelPrincipal SupervisorDoctoral2022
Managing Australian vineyards in a changing climate - addressing a contracting growing season.Principal SupervisorDoctoral2021
Modelling and diagnosis of multiple soil constraints across Australian farming systemsPrincipal SupervisorDoctoral2021

Completed Supervisions

Research TitleSupervisor TypeLevel of StudyCompleted
Modelling tropical grasses using the dairy systems model DairyModAssociateDoctoral2023
Artificial Intelligence informed Simulation of Dissolved Inorganic Nitrogen from Ungauged Catchments to the Great Barrier ReefAssociate SupervisorDoctoral2023
USING MACHINE LEARNING BASED EMULATORS FOR SENSITIVITY ANALYSIS OF PROCESS-DRIVEN BIOPHYSICAL MODELSPrincipal SupervisorDoctoral2022
An examination of deficit irrigation in Australian cotton systems using bioeconomic modelling and financial and risk analysesAssociate SupervisorDoctoral2020
Project titleDetailsYear
Modelling based studies for sesame adoption in Australian farming systems.Project team: K Pembleton Funding body/type: AgriFutures2023
Knowledge-guided machine-learning optimisation of soil constraint managementProject team: C Lai, K Pembleton, F Gacenga Funding body/type: CRC for High Performance Soils/Research grant2023
Customising ARMonline to make dryland grain growers more productive, profitable and adaptive to drought creating environmental, economic and social resilience.Project team: K Pembleton, A Zull, R Anderson Funding body/type: Australian Department of Agriculture Fisheries and Forestry Future Drought Fund Innovation Grant2022
A scoping study for CaneMAPPsProject team: A Radanielson, Y Lai, K Pembleton, R Rana, S Dekeyser Funding body/type: Sugar Research Australia2021
Diagnosis frameworks for multiple and complex soil constraintsProject team: K Pembleton, Y Lai, C Lobsey Funding body/type: CRC for High Performance Soils/Research grant 2020
Potential for broad acre cropping in the NTProject team: I Biggs, K Pembleton, S Yeates, J Hill, Y Chauhan Funding body/type: Developing Northern Australia Co-operative Research Centre/ Research grant 2019
Crop-livestock adaptation to climate change based on modelling and remote-sensingProject team: J Ojeda, G Irisarri, K Pembleton Funding body/type: Council on Australia Latin America Relations (COALAR) Department of Foreign Affairs and Trade/ Travel grant 2019
QLD Water Modelling Network (QWMN) External Engagement Program (EEP) subcontract.Project team: K Pembleton Funding body/type: International Water Centre and Queensland Department of Environmental and Science/Sub-contract 2018
Improving the representation of soil productivity/constraints in existing decision support systems and modelling platformsProject team: K Pembleton, J Ojeda, P Dahlhaus, S Clarendon, N Robinson, C Mohammed, R Milla, C Schefe, R Anderson Funding body/type: CRC for High Performance Soils/Research grant 2018
Soil models, tools and data: Current state of play, future directions and setting up for longevity and a legacy from the CRC for high performance soilsProject team: K Pembleton, A Ghahramani, S Kodur, J Kath, P Dahlhaus, M Whatmuff, D Li Liu, K Saravanamuthu Funding body/type: CRC for High Performance Soils/Scoping project 2018
Enhance the governance arrangement for the Howleaky modelProject team: K Pembleton, A Ghahramani, R Anderson, A Dougherty Funding body/type: DSITI/Research grant 2017
Developing a rice growing package for tropical north AustraliaProject team: A Sparks, K Pembleton, G Ash Funding body/type: RIRDC/ Grant-Research and Development 2017
Developing automated approaches to the parametrisation of biophysical crop modelsProject team: D Johnstone, K Pembleton, Funding body/type: Advance Queensland/PhD top-up scholarship 2017
DateNameAwarding organisationUnderpinning research
2022Editor for Animal Production ScienceCSIRO publishing
2018Invited Speaker at the Australasian Dairy Science SymposiumAustralasian Dairy Science Symposium
2016First place in the national paddock to plate category and an honourable mention in the Queensland science sandpit category in the 2016 GovHack competitionGovHack
2014Invited Speaker at the Australasian Dairy Science SymposiumAustralasian Dairy Science Symposium
2013AW Howard Memorial Travel GrantAW Howard Memorial Trust
2011Minister for Agriculture, Fisheries and Forestry Award of the 2011 Science and Innovation awards for young people in Agriculture, Fisheries and ForestryDepartment of Agriculture, Fisheries and Forestry
2011Dairy Australia Award of the 2011 Science and Innovation awards for young people in Agriculture, Fisheries and ForestryDepartment of Agriculture, Fisheries and Forestry
2008Fulbright Gregory Schwartz Enrichment GrantAustralian-American Fulbright Commision
2008Fulbright ScholarshipAustralian-American Fulbright Commision

Foreword: ADSS 2020 special edition

Pembleton, Keith and Barber, Dave. 2022. "Foreword: ADSS 2020 special edition." Australasian Dairy Science Symposium 2022. Twin Waters 30 Nov - 02 Dec 2022 CSIRO Publishing. https://doi.org/10.1071/AN22150

A Forage Allowance by Forage Type Interaction Impacts the Daily Milk Yield of Early Lactation Dairy Cows

Langworthy, Adam D., Freeman, Mark J., Hills, James L., McLaren, David K., Rawnsley, Richard P. and Pembleton, Keith G.. 2023. "A Forage Allowance by Forage Type Interaction Impacts the Daily Milk Yield of Early Lactation Dairy Cows." Animals. 13, pp. 1-18. https://doi.org/10.3390/ani13081406

Comparison of machine learning methods emulating process driven crop models

Johnston, David B., Pembleton, Keith G., Huth, Neil I. and Deo, Ravinesh C.. 2023. "Comparison of machine learning methods emulating process driven crop models ." Environmental Modelling and Software. 162. https://doi.org/10.1016/j.envsoft.2023.105634

Pattern recognition describing spatio-temporal drivers of catchment classification for water quality

O'Sullivan, Cherie M., Ghahramani, Afshin, Deo, Ravinesh C. and Pembleton, Keith G.. 2023. "Pattern recognition describing spatio-temporal drivers of catchment classification for water quality." Science of the Total Environment. 861, pp. 1-42. https://doi.org/10.1016/j.scitotenv.2022.160240

Suitability Evaluation of Three Tropical Pasture Species (Mulato II, Gatton Panic, and Rhodes Grass) for Cultivation under a Subtropical Climate of Australia

Jayasinghe, Priyanath, Donaghy, Daniel J., Barber, David G., Pembleton, Keith G. and Ramilan, Thiagarajah. 2022. "Suitability Evaluation of Three Tropical Pasture Species (Mulato II, Gatton Panic, and Rhodes Grass) for Cultivation under a Subtropical Climate of Australia." Agronomy. 12 (9), pp. 1-18.

Calibrating APSIM for forage sorghum using remote sensing and field data under sub-optimal growth conditions

Della Nave, Facundo N., Ojeda, Jonathan J., Irisarri, J. Gonzalo N., Pembleton, Keith, Oyarzabal, Mariano and Oesterheld, Martin. 2022. "Calibrating APSIM for forage sorghum using remote sensing and field data under sub-optimal growth conditions." Agricultural Systems. 201, pp. 1-14. https://doi.org/10.1016/j.agsy.2022.103459

Comparison of Nutritive Values of Tropical Pasture Species Grown in Different Environments, and Implications for Livestock Methane Production: A Meta-Analysis

Jayasinghe, Priyanath, Ramilan, Thiagarajah, Donaghy, Daniel J., Pembleton, Keith G. and Barber, David G.. 2022. "Comparison of Nutritive Values of Tropical Pasture Species Grown in Different Environments, and Implications for Livestock Methane Production: A Meta-Analysis." Animals. 12 (14), pp. 1-17. https://doi.org/10.3390/ani12141806

A forage brassica simulation model using APSIM: Model calibration and validation across multiple environments

Watt, Lucinda J., Bell, Lindsay W. and Pembleton, Keith G.. 2022. "A forage brassica simulation model using APSIM: Model calibration and validation across multiple environments." European Journal of Agronomy. 137, pp. 1-14. https://doi.org/10.1016/j.eja.2022.126517

Consequences of changing spatial configuration at sowing in the transitions between crop and pasture phases

Hayes, Richard C., Newell, Matthew T., Swan, Anthony D., Peoples, Mark B., Pembleton, Keith G. and Li, Guangdi D.. 2022. "Consequences of changing spatial configuration at sowing in the transitions between crop and pasture phases." Journal of Agronomy and Crop Science. 208 (3), pp. 394-412. https://doi.org/10.1111/jac.12588

Classification of catchments for nitrogen using Artificial Neural Network Pattern Recognition and spatial data

O'Sullivan, Cherie M., Ghahramani, Afshin, Deo, Ravinesh C., Pembleton, Keith, Khan, Urooj and Tuteja, Narendra. 2022. "Classification of catchments for nitrogen using Artificial Neural Network Pattern Recognition and spatial data." Science of the Total Environment. 809, pp. 1-15. https://doi.org/10.1016/j.scitotenv.2021.151139

Will current rotational grazing management recommendations suit future intensive pastoral systems

Donaghy, Daniel J., Bryant, Racheal H., Cranston, Lydia M., Egan, Michael, Griffiths, Wendy M., Kay, Jane K., Pembleton, Keith G. and Tozer, Katherine N.. 2021. "Will current rotational grazing management recommendations suit future intensive pastoral systems." Journal of New Zealand Grasslands. 17, pp. 205-222. https://doi.org/10.33584/rps.17.2021.3464

Sowing configuration affects competition and persistence of lucerne (Medicago sativa) in mixed pasture swards

Hayes, Richard C., Newell, Matthew T., Pembleton, Keith G., Peoples, Mark B. and Li, Guangdi D.. 2021. "Sowing configuration affects competition and persistence of lucerne (Medicago sativa) in mixed pasture swards." Crop and Pasture Science. 72 (9), pp. 707-722. https://doi.org/10.1071/CP20270

Climate change effects on pasture-based dairy systems in south-eastern Australia

Pembleton, K. G., Cullen, B. R., Rawnsley, R. P. and Ramilan, T.. 2021. "Climate change effects on pasture-based dairy systems in south-eastern Australia." Crop and Pasture Science. 72 (9), pp. 666-677. https://doi.org/10.1071/CP20108

Queensland Archive of Agricultural Systems Modelling Data, Results and Outcomes

Pembleton, Keith. Queensland Archive of Agricultural Systems Modelling Data, Results and Outcomes. Toowoomba. https://doi.org/10.26192/GRZR-4Z78

Contrasting soil microbial abundance and diversity on and between pasture drill rows in the third growing season after sowing

Hayes, Richard C, Gupta, Vadakattu VSR, Li, Guangdi D, Peoples, Mark B, Rawnsley, Richard P and Pembleton, Keith G. 2021. "Contrasting soil microbial abundance and diversity on and between pasture drill rows in the third growing season after sowing." Renewable Agriculture and Food Systems. 36 (2), pp. 163-172. https://doi.org/10.1017/S1742170520000174

Impacts of Effects of Deficit Irrigation Strategy on Water Use Efficiency and Yield in Cotton under Different Irrigation Systems

Shukr, Hanan H., Pembleton, Keith G., Zull, Andrew F. and Cockfield, Geoff J.. 2021. "Impacts of Effects of Deficit Irrigation Strategy on Water Use Efficiency and Yield in Cotton under Different Irrigation Systems." Agronomy. 11 (2), pp. 1-18. https://doi.org/10.3390/agronomy11020231

The legacy of pasture drill rows on soil chemical characteristics and subsequent wheat production

Hayes, Richard C., Li, Guangdi D., Rawnsley, Richard P., Pembleton, Keith G., Corkrey, Ross and Peoples, Mark B.. 2020. "The legacy of pasture drill rows on soil chemical characteristics and subsequent wheat production." Plant and Soil: international journal on plant-soil relationships. 455 (1-2), pp. 319-337. https://doi.org/10.1007/s11104-020-04689-9

Can irrigating more frequently mitigate detrimental heat wave effects on perennial ryegrass growth and persistence?

Langworthy, Adam D., Rawnsley, Richard P., Freeman, Mark J., Waller, Paul A., Corkrey, Ross, Pembleton, Keith G., Harrison, Matthew T., Lane, Peter A. and Henry, David A.. 2020. "Can irrigating more frequently mitigate detrimental heat wave effects on perennial ryegrass growth and persistence?" Agricultural and Forest Meteorology. 291. https://doi.org/10.1016/j.agrformet.2020.108074

The provision and utility of science and uncertainty to decision‑makers: earth science case studies

Quigley, Mark C., Bennetts, Luke G., Durance, Patricia, Kuhnert, Petra M., Lindsay, Mark D., Pembleton, Keith G., Roberts, Melanie E. and White, Christopher J.. 2019. "The provision and utility of science and uncertainty to decision‑makers: earth science case studies." Environment Systems and Decisions. 39 (3), pp. 307-348. https://doi.org/10.1007/s10669-019-09728-0

The role of forage management in addressing challenges facing Australasian dairy farming

Cranston, Lydia M., Pembleton, Keith G., Burkitt, Lucy L., Curtis, Andrew, Donaghy, Daniel J., Gourley, Cameron J. P., Harrington, Kerry C., Hills, James L., Pembleton, Luke W. and Rawnsley, Richard P.. 2019. "The role of forage management in addressing challenges facing Australasian dairy farming." Animal Production Science. 60 (1), pp. 26-35. https://doi.org/10.1071/AN18570

The provision and utility of earth science to decision-makers: synthesis and key findings

Quigley, Mark C., Bennetts, Luke G., Kuhnert, Petra M., Durance, Patricia, Lindsay, Mark D., Pembleton, Keith G., Roberts, Melanie E. and White, Christopher J.. 2019. "The provision and utility of earth science to decision-makers: synthesis and key findings." Environment Systems and Decisions. 39 (3), pp. 349-367. https://doi.org/10.1007/s10669-019-09737-z

A soil temperature decision support tool for agronomic research and management under climate variability: adapting to earlier and more variable planting conditions

Kath, Jarrod and Pembleton, Keith. 2019. "A soil temperature decision support tool for agronomic research and management under climate variability: adapting to earlier and more variable planting conditions." Computers and Electronics in Agriculture. 162, pp. 783-792. https://doi.org/10.1016/j.compag.2019.05.030

Effect of stubble height management on perennial ryegrass, tall fescue, and chicory crown temperature

Langworthy, Adam D., Rawnsley, Richard P., Freeman, Mark J,, Corkrey, Ross, Harrison, Matthew T., Pembleton, Kieth G., Lane, Peter A. and Henry, David A.. 2019. "Effect of stubble height management on perennial ryegrass, tall fescue, and chicory crown temperature." Crop and Pasture Science. 70 (2), pp. 183-194. https://doi.org/10.1071/CP18313

Effect of stubble height and irrigation management on the growth, botanical composition and persistence of perennial ryegrass, tall fescue and chicory swards in cool-temperate Tasmania

Langworthy, Adam D., Rawnsley, Richard P., Freeman, Mark J., Corkrey, Ross, Pembleton, Keith G., Harrison, Matthew T., Lane, Peter A. and Henry, David A.. 2019. "Effect of stubble height and irrigation management on the growth, botanical composition and persistence of perennial ryegrass, tall fescue and chicory swards in cool-temperate Tasmania." Crop and Pasture Science. 70 (2), pp. 169-182. https://doi.org/10.1071/CP18311

Advancing a farmer decision support tool for agronomic decisions on rainfed and irrigated wheat cropping in Tasmania

Phelan, David C., Harrison, Matthew T., McLean, Greg, Cox, Howard, Pembleton, Keith G., Dean, Geoff J., Parsons, David, do Amaral Richter, Maria E., Pengilley, Georgie, Hinton, Sue J. and Mohammed, Caroline L.. 2018. "Advancing a farmer decision support tool for agronomic decisions on rainfed and irrigated wheat cropping in Tasmania." Agricultural Systems. 167, pp. 113-124. https://doi.org/10.1016/j.agsy.2018.09.003

Upscaling models, downscaling data or the right model for the right scale of application?

Sparks, Adam H., Garrett, Karen A., Gilligan, Christopher A., Nelson, Andrew and Pembleton, Keith. 2018. "Upscaling models, downscaling data or the right model for the right scale of application?" 11th International Congress of Plant Pathology (ICPP 2018): Plant Health in a Global Economy. Boston, United States 29 Jul - 03 Aug 2018 United States.

Potential of summer-active temperate (C3) perennial forages to mitigate the detrimental effects of supraoptimal temperatures on summer home-grown feed production in south-eastern Australian dairying regions

Langworthy, Adam D., Rawnsley, Richard P., Freeman, Mark J., Pembleton, Keith G., Corkrey, Ross, Harrison, Matthew T., Lane, Peter A. and Henry, David A.. 2018. "Potential of summer-active temperate (C3) perennial forages to mitigate the detrimental effects of supraoptimal temperatures on summer home-grown feed production in south-eastern Australian dairying regions." Crop and Pasture Science. 69 (8), pp. 808-820. https://doi.org/10.1071/CP17291

Modelling forage yield and water productivity of continuous crop sequences in the Argentinian Pampas

Ojeda, J. J., Pembleton, K. G., Caviglia, O. P., Islam, M. R., Agnusdei, M. G. and Garcia, S. C.. 2018. "Modelling forage yield and water productivity of continuous crop sequences in the Argentinian Pampas." European Journal of Agronomy. 92, pp. 84-96. https://doi.org/10.1016/j.eja.2017.10.004

Quantifying the interactions between defoliation interval, defoliation intensity and nitrogen fertiliser application on the nutritive value of rainfed and irrigated perennial ryegrass

Pembleton, K. G., Rawnsley, R. P., Turner, L. R., Corkrey, R. and Donaghy, D. J.. 2017. "Quantifying the interactions between defoliation interval, defoliation intensity and nitrogen fertiliser application on the nutritive value of rainfed and irrigated perennial ryegrass." Crop and Pasture Science. 68 (12), pp. 1100-1111. https://doi.org/10.1071/CP16385

bomrang: fetch Australian Government Bureau of Meteorology data in R [Journal of Open Source Software, vol. 2, no. 17, 411]

Sparks, Adam H., Padgham, Mark, Parsonage, Hugh and Pembleton, Keith. 2017. bomrang: fetch Australian Government Bureau of Meteorology data in R [Journal of Open Source Software, vol. 2, no. 17, 411]. Baltimore, Maryland, United States. NumFOCUS. https://doi.org/10.21105/joss.00411

Modelling of lucerne (Medicago sativa L.) for livestock production in diverse environments

Smith, Andrew P., Moore, Andrew D., Boschma, Suzanne P., Hayes, Richard C., Nie, Zhongnan and Pembleton, Keith G.. 2017. "Modelling of lucerne (Medicago sativa L.) for livestock production in diverse environments." Crop and Pasture Science. 68 (1), pp. 74-91. https://doi.org/10.1071/CP16176

More milk from forage: Milk production, blood metabolites, and forage intake of dairy cows grazing pasture mixtures and spatially adjacent monocultures

Pembleton, Keith G., Hills, James L., Freeman, Mark J., McLaren, David K., French, Marion and Rawnsley, Richard P.. 2016. "More milk from forage: Milk production, blood metabolites, and forage intake of dairy cows grazing pasture mixtures and spatially adjacent monocultures." Journal of Dairy Science. 99 (5), pp. 3512-3528. https://doi.org/10.3168/jds.2015-10542

Evaluation of the agricultural production systems simulator simulating lucerne and annual ryegrass dry matter yield in the Argentine pampas and south-eastern Australia

Ojeda, J. J., Pembleton, K. G., Islam, M. R., Agnusdei, M. G. and Garcia, S. C.. 2016. "Evaluation of the agricultural production systems simulator simulating lucerne and annual ryegrass dry matter yield in the Argentine pampas and south-eastern Australia." Agricultural Systems. 143, pp. 61-75. https://doi.org/10.1016/j.agsy.2015.12.005

Modelling the resilience of forage crop production to future climate change in the dairy regions of southeastern Australia using APSIM

Pembleton, K. G., Cullen, B. R., Rawnsley, R. P., Harrison, M. T. and Ramilan, T.. 2016. "Modelling the resilience of forage crop production to future climate change in the dairy regions of southeastern Australia using APSIM." The Journal of Agricultural Science. 154 (7), pp. 1131-1152. https://doi.org/10.1017/S0021859615001185

Production interactions between combinations of 4 perennial legumes and 5 perennial grasses, grown under high input management with and without applications of nitrogen

Smith, Rowan, Hall, Eric, Corkrey, Ross, Parsons, David, Pembleton, Keith and Rawnsley, Richard. 2015. "Production interactions between combinations of 4 perennial legumes and 5 perennial grasses, grown under high input management with and without applications of nitrogen." 17th Australian Agronomy Conference 2015: Building Productive, Diverse and Sustainable Landscapes (AAC 2015). Hobart, Australia 20 - 24 Sep 2015 Australia.

Summer production of alternative species in comparison to perennial ryegrass and white clover for high input pasture systems

Smith, Rowan, Hall, Eric, Corkrey, Ross, Parsons, David, Pembleton, Keith and Rawnsley, Richard. 2015. "Summer production of alternative species in comparison to perennial ryegrass and white clover for high input pasture systems." 17th Australian Agronomy Conference 2015: Building Productive, Diverse and Sustainable Landscapes (AAC 2015). Hobart, Australia 20 - 24 Sep 2015 Australia.

Stoloniferous red clover cv. Rubitas is a valuable companion to PRG and phalaris

Watson, Brigid, Pembleton, Keith, Smith, Rowan, Corkrey, Ross and Rawnsley, Richard. 2015. "Stoloniferous red clover cv. Rubitas is a valuable companion to PRG and phalaris." 17th Australian Agronomy Conference 2015: Building Productive, Diverse and Sustainable Landscapes (AAC 2015). Hobart, Australia 20 - 24 Sep 2015 Australia.

Chicory (Cichorium intybus L.) can beat the heat during summer drought in southeast Australian dairying regions

Langworthy, Adam, Pembleton, Keith, Rawnsley, Richard, Harrison, Matthew, Lane, Peter, Henry, David and Corkrey, Ross. 2015. "Chicory (Cichorium intybus L.) can beat the heat during summer drought in southeast Australian dairying regions." 17th Australian Agronomy Conference 2015: Building Productive, Diverse and Sustainable Landscapes (AAC 2015). Hobart, Australia 20 - 24 Sep 2015 Australia.

Response of the DCAD of plantain to potassium fertilisation

Pembleton, K. G, Hill, B. D. and Rawnsley, R. P.. 2015. "Response of the DCAD of plantain to potassium fertilisation." 17th Australian Agronomy Conference 2015: Building Productive, Diverse and Sustainable Landscapes (AAC 2015). Hobart, Australia 20 - 24 Sep 2015 Australia.

APSIM Kale appropriately simulates spring and autumn grown forage kale crops in Tasmania

Pembleton, K.G, Harrison, M.T., Rawnsley, R.P., Zykowski, R., Chakwizira, E., de Ruiter, J. and Johnstone, P.R.. 2015. "APSIM Kale appropriately simulates spring and autumn grown forage kale crops in Tasmania." 17th Australian Agronomy Conference 2015: Building Productive, Diverse and Sustainable Landscapes (AAC 2015). Hobart, Australia 20 - 24 Sep 2015 Australlia.

Plantain and chicory could potentially complement the perennial ryegrass dominant dairy feedbase

Pembleton, K. G.. 2015. "Plantain and chicory could potentially complement the perennial ryegrass dominant dairy feedbase." 17th Australian Agronomy Conference 2015: Building Productive, Diverse and Sustainable Landscapes (AAC 2015). Hobart, Australia 20 - 24 Sep 2015 Hobart.

Comparing within paddock yield variability of perennial ryegrass monocultures and perennial ryegrass, white clover and plantain mixtures using yield mapping

McLaren, David K. and Pembleton, Keith G.. 2015. "Comparing within paddock yield variability of perennial ryegrass monocultures and perennial ryegrass, white clover and plantain mixtures using yield mapping." 17th Australian Agronomy Conference 2015: Building Productive, Diverse and Sustainable Landscapes (AAC 2015). Hobart, Australia 20 - 24 Sep 2015 Australia.

Longer defoliation interval ensures expression of the ‘high sugar’ trait in perennial ryegrass cultivars in cool temperate Tasmania, Australia

Turner, L. R., Donaghy, D. J., Pembleton, K. G. and Rawnsley, R. P.. 2015. "Longer defoliation interval ensures expression of the ‘high sugar’ trait in perennial ryegrass cultivars in cool temperate Tasmania, Australia." Journal of Agricultural Science. 153 (6), pp. 995-1005. https://doi.org/10.1017/S0021859614000628

Simple versus diverse pastures: opportunities and challenges in dairy systems

Pembleton, Keith G., Tozer, Katherine N., Edwards, Grant R., Jacobs, Joe L. and Turner, Lydia R.. 2015. "Simple versus diverse pastures: opportunities and challenges in dairy systems." Animal Production Science. 55 (7), pp. 893-901. https://doi.org/10.1071/AN14816

Quantifying the interactions between grazing interval, grazing intensity, and nitrogen on the yield and growth rate of dryland and irrigated perennial ryegrass

Rawnsley, R. P., Langworthy, A. D., Pembleton, K. G., Turner, L. R., Corkrey, R. and Donaghy, D. J.. 2014. "Quantifying the interactions between grazing interval, grazing intensity, and nitrogen on the yield and growth rate of dryland and irrigated perennial ryegrass." Crop and Pasture Science. 65 (8), pp. 735-746. https://doi.org/10.1071/CP13453

Opportunities and challenges in Australian grasslands: pathways to achieve future sustainability and productivity imperatives

Bell, Lindsay W., Hayes, Richard C., Pembleton, Keith G. and Waters, Cathy M.. 2014. "Opportunities and challenges in Australian grasslands: pathways to achieve future sustainability and productivity imperatives." Crop and Pasture Science. 65 (6), pp. 489-507. https://doi.org/10.1071/CP13420

Giving drought the cold shoulder: a relationship between drought tolerance and fall dormancy in an agriculturally important crop

Pembleton, Keith G. and Sathish, Puthigae. 2014. "Giving drought the cold shoulder: a relationship between drought tolerance and fall dormancy in an agriculturally important crop." AOB Plants. 6 (April), pp. 1-17. https://doi.org/10.1093/aobpla/plu012

Effect of defoliation management on expression of the ‘high sugar’ cultivar trait in Tasmania

Turner, Lydia R., Donaghy, Daniel J, Pembleton, Keith G. and Rawnsley, Richard P. 2013. "Effect of defoliation management on expression of the ‘high sugar’ cultivar trait in Tasmania." 22nd International Grassland Congress: Revitalising Grasslands to Sustain Our Communities. Sydney, Australia 15 - 19 Sep 2013 Australia.

Impact of grazing on the silage yield of forage oat crops

Pembleton, Keith G., Harrison, Matthew T. and Rawnsley, Richard P.. 2013. "Impact of grazing on the silage yield of forage oat crops." 22nd International Grassland Congress: Revitalising Grasslands to Sustain Our Communities. Sydney, Australia 15 - 19 Sep 2013 Australia.

Early sowing and irrigating of rape crops in cool temperate environments boosts forage yield potential

Harrison, Matthew T., Pembleton, Keith G. and Rawnsley, Richard P.. 2013. "Early sowing and irrigating of rape crops in cool temperate environments boosts forage yield potential." 22nd International Grassland Congress: Revitalising Grasslands to Sustain Our Communities. Sydney, Australia 15 - 19 Sep 2013 Australia.

Evaluating the accuracy of the Agricultural Production Systems Simulator (APSIM) simulating growth, development, and herbage nutritive characteristics of forage crops grown in the south-eastern dairy regions of Australia

Pembleton, K. G., Rawnsley, R. P., Jacobs, J. L., Mickan, F. J., O'Brien, G. N., Cullen, B. R. and Ramilan, T.. 2013. "Evaluating the accuracy of the Agricultural Production Systems Simulator (APSIM) simulating growth, development, and herbage nutritive characteristics of forage crops grown in the south-eastern dairy regions of Australia." Crop and Pasture Science. 64 (2), pp. 147-164. https://doi.org/10.1071/CP12372

Complementary forages – integration at a whole-farm level

Rawnsley, R. P., Chapman, D. F., Jacobs, J. L., Garcia, S. C., Callow, M. N., Edwards, G. R. and Pembleton, K. P.. 2013. "Complementary forages – integration at a whole-farm level." Animal Production Science. 53 (9), pp. 976-987. https://doi.org/10.1071/AN12282

Environmental influences on optimum nitrogen fertiliser rates for temperate dairy pastures

Pembleton, Keith G., Rawnsley, Richard P. and Burkitt, Lucy L.. 2013. "Environmental influences on optimum nitrogen fertiliser rates for temperate dairy pastures." European Journal of Agronomy. 45, pp. 132-141. https://doi.org/10.1016/j.eja.2012.09.006

The morphological and physiological responses of perennial ryegrass (Lolium perenne L.), cocksfoot (Dactylis glomerata L.) and tall fescue (Festuca arundinacea Schreb.; syn. Schedonorus phoenix Scop.) to variable water availability

Turner, L. R., Holloway-Phillips, M. M., Rawnsley, R. P., Donaghy, D. J. and Pembleton, K. G.. 2012. "The morphological and physiological responses of perennial ryegrass (Lolium perenne L.), cocksfoot (Dactylis glomerata L.) and tall fescue (Festuca arundinacea Schreb.; syn. Schedonorus phoenix Scop.) to variable water availability." Grass and Forage Science. 67 (4), pp. 507-518. https://doi.org/10.1111/j.1365-2494.2012.00866.x

Yield and water-use efficiency of contrasting lucerne genotypes grown in a cool temperate environment

Pembleton, K. G., Rawnsley, R. P. and Donaghy, D. J.. 2011. "Yield and water-use efficiency of contrasting lucerne genotypes grown in a cool temperate environment." Crop and Pasture Science. 62 (7), pp. 610-623. https://doi.org/10.1071/CP11094

Effect of summer irrigation on seasonal changes in taproot reserves and the expression of winter dormancy/activity in four contrasting lucerne cultivars

Pembleton, K. G., Cunningham, S. M. and Volenec, J. J.. 2010. "Effect of summer irrigation on seasonal changes in taproot reserves and the expression of winter dormancy/activity in four contrasting lucerne cultivars." Crop and Pasture Science. 61 (11), pp. 873 - 884. https://doi.org/10.1071/CP10030

Yield, yield components and shoot morphology of four contrasting lucerne (Medicago sativa) cultivars grown in three cool temperate environments

Pembleton, K. G., Donaghy, D. J., Volenec, J. J., Smith, R. S. and Rawnsley, R. P.. 2010. "Yield, yield components and shoot morphology of four contrasting lucerne (Medicago sativa) cultivars grown in three cool temperate environments." Crop and Pasture Science. 61 (6), pp. 503-511. https://doi.org/10.1071/CP09351

Genotype by environment interactions of lucerne (Medicago sativa L.) in a cool temperate climate

Pembleton, K. G., Smith, R. S., Rawnsley, R. P., Donaghy, D. J. and Humphries, A. W.. 2010. "Genotype by environment interactions of lucerne (Medicago sativa L.) in a cool temperate climate." Crop and Pasture Science. 61 (6), pp. 493-502. https://doi.org/10.1071/CP09269

Partitioning of taproot constituents and crown bud development are affected by water deficit in regrowing alfalfa (Medicago sativa L.)

Pembleton, Keith G., Volenec, Jeffrey J., Rawnsley, Richard P. and Donaghy, Daniel J.. 2010. "Partitioning of taproot constituents and crown bud development are affected by water deficit in regrowing alfalfa (Medicago sativa L.)." Crop Science: a journal serving the international community of crop scientists. 50 (3), pp. 989-999. https://doi.org/10.2135/cropsci2009.03.0140

Water deficit alters canopy structure but not photosynthesis in regrowing alfalfa (Medicago sativa L.)

Pembleton, Keith, Rawnsley, Richard P., Donaghy, Daniel J. and Volenec, Jeffrey J.. 2009. "Water deficit alters canopy structure but not photosynthesis in regrowing alfalfa (Medicago sativa L.)." Crop Science: a journal serving the international community of crop scientists. 49 (2), pp. 722-731. https://doi.org/10.2135/cropsci2008.08.0456

Utilising leaf number as an indicator for defoliation to restrict stem growth in rhodes grass (Chloris gayana) cv. Callide

Pembleton, K.G., Lowe, K.F. and Bahnisch, L.M.. 2009. "Utilising leaf number as an indicator for defoliation to restrict stem growth in rhodes grass (Chloris gayana) cv. Callide." Tropical Grasslands. 43, pp. 79-85.

Effect of defoliation interval and height on the growth and quality of Arachis pintoi cv. Amarillo

Sinclair, K., Lowe, K.F. and Pembleton, K.G.. 2007. "Effect of defoliation interval and height on the growth and quality of Arachis pintoi cv. Amarillo." Tropical Grasslands. 41 (4), pp. 260-268.

Potential of tropical forages for the Tasmanian dairy industry

Pembleton, Keith, Rawnsley, Richard, Donaghy, Danny and Chamberlain, Peter. 2006. "Potential of tropical forages for the Tasmanian dairy industry." 13th Australian Agronomy Conference 2006. Perth, Australia 10 - 14 Sep 2006 Australia. Australian Society of Agronomy.

Effect of nitrogen fertiliser applications on botanical composition

Turner, Lydia R., Donaghy, Daniel J., Pembleton, Keith G. and Rawnsley, Richard P.. 2013. "Effect of nitrogen fertiliser applications on botanical composition." 22nd International Grassland Congress: Revitalising Grasslands to Sustain Our Communities. Sydney, Australia 15 - 19 Sep 2013 Australia.

Frost risk associated with growing maize for silage on Tasmanian dairy farms

Pembleton, Keith. 2012. "Frost risk associated with growing maize for silage on Tasmanian dairy farms." Rawnsley RP (ed.) 16th Australian Agronomy Conference: Capturing Opportunities and Overcoming Obstacles in Australian Agronomy (ASA 2012). Armidale, Australia 14 - 18 Oct 2012 Armidale, Australia.