Publications

Books

Cousens, R., Dytham, C. & Law, R. (2008) Dispersal in Plants: A Population Perspective.  Oxford University Press.

Hussey, B.M.J., Keighery, G.J., Dodd, J. Lloyd, S.G. & Cousens, R., (2007)  Western Weeds: A Guide to The Weeds of Western Australia, second edition. Plant Protection Society of WA, Perth.

Hussey, B.M.J., Keighery, G.J., Cousens, R., Dodd, J. & Lloyd, S.G. (1997)  Western Weeds: A Guide to The Weeds of Western Australia. Plant Protection Society of WA, Perth.

Cousens, R. & Mortimer, M. (1995).  Dynamics of Weed Populations.  Cambridge University Press.

Journals

Rosinger, H.S., Geraldes, A.M., Nurkowski, K.A., Battlay, P., Cousens, R.D., Rieseberg, L.H. & Hodgins, K.A. (2021) The tip of the iceberg: genome wide marker analysis reveals hidden hybridization during invasion.  Molecular Ecology 30:810-825. https://doi.org/10.1111/mec.15768

Shaw, E.C., Fowler, R., Ohadi, S., Bayly, M.J., Barrett, R.A., Tibbits, J., Strand, A., Willis, C.G., Donohue, K., Robeck, P. & Cousens, R.D. (2020) Explaining the worldwide distributions of two highly mobile species: Cakile edentula and C. maritima.  Journal of Biogeography 48:603-615. https://doi.org/10.1111/jbi.14024

Cousens RD (2020) A question of logic: experiments cannot prove lack of an herbicide-resistance fitness penalty.  Weed Science 68: 197-198. https://doi.org/10.1017/wsc.2020.24

LI, C., Mesgaran, M.B., Ades, P.K. & Cousens, R.D. (2020) Inheritance of breeding system in Cakile (Brassicaceae) following hybridization: implications for plant invasions.  Annals of Botany 125:639-650. doi: 10.1093/aob/mcz198

Cousens, R.D. (2019) Why can’t we make research grant allocation systems more consistent?  A personal opinion.  Ecology & Evolution 9: 1536-1544. https://doi.org/10.1002/ece3.4855

Lee-Yaw, J., Zenni, R.D., Hodgins, K.A., Larson, B.M.H., Cousens, R.D. & Webber, B.L. (2019) Range shifts and local adaptation: integrating data and theory towards a new understanding of species’ distributions in the Anthropocene.  New Phytologist 221: 644-647. https://doi.org/10.1111/nph.15554

Konlechner, T. M., Kennedy, D. M., Cousens, R. D. & Woods, J.L.D. (2019) Vegetation patterns on eroding to prograding coasts; implications for foredunes on retreating coastlines.  Geomorphology 327:404-416.

10.1016/j.geomorph.2018.11.013

Li, C., Cousens, R.D. & Mesgaran, M.B. (2019) How can natural hybridisation between self-compatible and self-incompatible species be bidirectional?  Weed Research 59:339-348. https://doi.org/10.1111/wre.12372

Neve et al. (34 others) (2018) Reviewing research priorities in weed ecology, evolution and management: A horizon scan.  Weed Research 58: 250-258. https://doi.org/10.1111/wre.12304

Cousens RD and Fournier-Level A (2018) Herbicide resistance costs : What are we actually measuring and why? Pest Management Science 74: 1539-1546. https://doi.org/10.1002/ps.4819

Bonneau M, Hauser CE, Williams NSG and Cousens RD (2018) Optimal monitoring schedule with time-dependent probability of detection. Biological Invasions 20: 741–756. 10.1007/s10530-017-1572-4

Cousens RD, Hughes BD and Mesgaran MB (2018) Why we don’t expect dispersal probability density functions based on a single mechanism to fit real seed shadows.  Journal of Ecology 106: 903-906. https://doi.org/10.1111/1365-2745.12891

Cousens, R (2017) Do we argue enough in ecology? Bulletin of the British Ecological Society, 48(1): 58-61.

Mesgaran, M. B., J. Bouhours, M. A. Lewis and R. D. Cousens (2017) How to be a good neighbour: facilitation and competition among co-flowering species. Journal of Theoretical Biology 422:72-83.

Mesgaran M, Onofri A, Mashhadi HR, Cousens R (2017) Water availability shifts the optimal temperatures for seed germination: a modelling approach. Ecological Modelling 351: 87-95.

Bouhours, J., M. B. Mesgaran, R. D. Cousens and M. A. Lewis (2017)  Neutral hybridisation can facilitate invasion by improving pollination quality. Theoretical Ecology 10: 319-339.

Jordan N, Schut M, Graham S, Barney JN, Childs DZ, Christensen S, Cousens RD, Davis AS, Eizenberg H, Ervin DE, Fernandez-Quintanilla C, Harrison LJ, Harsch MA, Heijting S, Liebman M, Loddo D, Mirsky SB, Riemens M, Neve P, Peltzer DA, Renton M, Williams M, Recasens J, & Sønderskov M (2016) Transdisciplinary weed research: new leverage on challenging weed problems? Weed Research 56:345-358.

Mesgaran MB, Lewis MA, Ades PK, Donohue K, Ohadi S, Li C, Cousens RD (2016)  Hybridization can facilitate species invasions, even without enhancing local adaptation.  PNAS 113: 10210-10214. https://doi.org/10.1073/pnas.160562611

Liebman M, Baraibar B, Buckley Y, Childs D, Christensen S, Cousens R, Eizenberg H, Heiting S, Loddo D, Merrotto A, Renton M & Riemans M. (2016) Ecologically sustainable weed management: How do we get from proof-of-concept to adoption? Ecological Applications 26, 1352–1369

Hauser CE, KM. Giljohann, M Rigby, K Herbert, I Curran, C Pascoe, NSG Williams, RD Cousens & JL Moore (2016) Practicable methods for delimiting a plant invasion.  Diversity and Distributions 22, 136–147.

Hyndman RJ, Mohsen B. Mesgaran and Roger D. Cousens  (2015) Statistical issues with using herbarium data for the estimation of invasion lag-phases. Biological Invasions 17: 3371-3381

Ohadi S, Ades PK, Ford R, Mesgaran MB and Cousens RD (2015)  Genetic structure along the strandline: unravelling invasion history in a one-dimensional system.  Journal of Biogeography 43: 451-460.

Greet J, Webb JA & Cousens RD (2015)  Floods reduce the prevalence of exotic plant species within the riparian zone – evidence from natural floods.  Applied Vegetation Science 18: 503-512.

Bock DG, Caseys C, Cousens RD, Hahn M, Heredia SM, Hübner S, Turner KG, Whitney KD & Rieseberg LH  (2015) What we still don’t know about invasion genetics.  Molecular Ecology 24:2277-2297.

Onofri A, Mesgaran M B , Neve P & Cousens R D (2014)  Experimental design and parameter estimation for threshold models in seed germination.  Weed Research 54: 425-435.

Mesgaran MB, Roger D. Cousens and Bruce L. Webber (2014)  Here be dragons: a tool for quantifying novelty due to covariate range and correlation change when projecting species distribution models.  Diversity and Distributions 20: 1147–1159.  ExDet software developed by this project is also to be published, with a video guide to its use, on the Climond web site.

Ward SM, Roger D Cousens, Muthukumar V Bagavathiannan, Jacob N Barney, Hugh J Beckie, Roberto Busi, Adam S Davis, Jeffrey S Dukes, Frank Forcella, Robert P Freckleton, Eric R Gallandt, Linda M Hall, Marie Jasieniuk, Amy Lawton-Rauh, Erik A Lehnhoff, Matt Liebman, Bruce D Maxwell, Mohsen B Mesgaran, Justine V Murray, Paul Neve, Martin A Nuñez, Anibal Pauchard, Simon A Queenborough, Bruce L Webber.  (2014) Agricultural weed research: A critique and two proposals. Weed Science 62, 672-678.

Cousens RD, Ades PK, Mesgaran MB & Ohadi S (2013) Reassessment of the invasion history of two species of Cakile (Brassicaceae) in Australia.  Cunninghamia 13: 275-290.

Kelly N, Cousens RD, Taghizadeh MS, Hanan JS & Mouillot D (2013).  Plants as populations of release sites for seed dispersal: A structural-statistical analysis of the effects of competition on Raphanus raphanistrum. Journal of Ecology 101: 878-888.

Mesgaran MB, Mashhadi HR, Alizadeh H, Hunt JR, Young KR & Cousens RD (2013) Importance of frequency distribution selection in hydrotime and hydrothermal time models of seed germination.  Weed Research 53: 89-101.

Greet J, Cousens RD & Webb JA (2013)  Seasonal timing of inundation affects riparian plant growth and flowering: implications for riparian plant communities.  Plant Ecology 214:87-101

Greet J, Cousens RD & Webb JA (2013) Flow regulation is associated with riverine soil seed bank composition within an agricultural landscape: potential implications for restoration.  Journal of Vegetation Science 24: 157-167.

Greet J, Cousens RD & Webb JA (2012) More exotic and fewer native plant species: riverine vegetation patterns associated with altered seasonal flow patterns.  River Research & Applications: doi: 10.1002/rra.2571

Taghizadeh MS, Nicolas ME & Cousens RD (2012) Effects of relative emergence time and water deficit on the timing of fruit dispersal in Raphanus raphanistrum L.  Crop & Pasture Science 63: 1018-1025.

Greet J, Cousens RD & Webb JA (2012) Flow regulation affects temporal patterns of riverine plant seed dispersal: potential implications for plant recruitment.  Freshwater Biology 57: 2568-2579.

Bear JL, Giljohann KM, Cousens RD & Williams NSG (2012) The seed ecology of two invasive Hieracium (Asteraceae) species.  Australian Journal of Botany 60: 615–624.

Wright M, Cross R, Cousens RD, May TW & McLean CB (2011) The functional significance for the orchid Caladenia tentaculata of genetic and geographic variation in the mycorrhizal fungus Sebacina vermifera s. lat. Complex.  Muelleria 29, 130–140.

Cousens RD & Cousens JM (2011) Invasion of the New Zealand Coastline by European Sea-Rocket (Cakile maritima) and American Sea-Rocket (Cakile edentula)  Invasive Plant Science & Management 4: 260-263.

Onofri A, Mesgaran MB, Tei F & Cousens, R (2011)  The cure model: an improved way to describe seed germination?  Weed Research 51, 516-524.

Greet J, Webb JA & Cousens RD (2011) The importance of seasonal flow timing for riparian vegetation dynamics: a systematic review using causal criteria analysis.  Freshwater Biology 56, 1231-1247.

Cousens RD, Hill J, French K & Bishop ID (2010)  Towards better prediction of seed dispersal by animals: Conceptual frameworks and process-based models.  Functional Ecology  24: 1163-1170.

Rezvani M, Cousens RD, Zaefarian F, Karim-mojeny H & Robinson AP (2010) Shapes of ballistic seed dispersal distributions: a comparison of Oxalis corniculata L. with a theoretical model.  Weed Research 50, 631-637.

Karimmojeni H, Mashhadi HR, Alizadeh HM, Cousens RD & Mesgaran MB (2010) Interference between maize (Zea mays L.) and common cocklebur (Xanthium strumarium L.) or jimsonweed (Datura stramonium L.)  Weed Research 50, 253-261.

Davis A, Cousens RD, Hill J, Mack RN, Simberloff D & Raghu S. (2010) Screening bioenergy feedstock crops to mitigate invasion risk.  Frontiers in Ecology and Environment 8: 533-539.

Wright M, Cross R, Cousens RD, May TW & McLean CB (2010) Taxonomic and functional characterisation of fungi from the Sebacina vermifera complex from common and rare orchids in the genus Caladenia.  Mycorrhiza 20, 375-390.

Onofri A, Carbonell EA, Piepho H-P, Mortimer AM & Cousens RD (2010) Current statistical issues in Weed Research.  Weed Research 50: 5-24.

Cousens R. D., Young, K. R. & Tadayyon, A. (2010) The role of the persistent fruit wall in seed water regulation in Raphanus raphanistrum (Brassicaceae).  Annals of Botany 105: 101-108.

Taghizadeh MS, Crawford S, Nicolas ME & Cousens RD (2009) Water deficits change the anatomy of the fruit abscission zone in Raphanus raphanistrum (Brassicaceae).  Australian Journal of Botany 57: 708-714.

Tozer, K. N., Chapman, D. F., Cousens, R. D., Quigley, P. E., Dowling, P. M., Kearney, G. A. & Cameron, C. A. (2009) Effects of perennial species on the demography of annual grass weeds in pastures subject to seasonal drought and grazing.  Crop & Pasture Science 60: 1088-1096.

Hunt, J. R., Cousens, R. D. & Knights, S. E. (2009) Heliotropium europaeum germinates following sufficient rain to allow reproduction.  Journal of Arid Environments 73, 602-610.

Cousens, R.D., Wiegand, T. & Taghizadeh, M. S. (2008) Small-scale spatial structure within patterns of seed dispersal.  Oecologia 158, 437-448.

Cousens, R.D. (2008)  Risk assessment of potential biofuel species: An application for trait-based models for predicting weediness?.  Weed Science 56, 873-882.

Tozer, K. N., Chapman, D. F., Quigley, P. E., Dowling, P. M., Cousens, R. D., Kearney, G. A. & Sedcole, J. R. (2008) Controlling invasive annual grasses in grazed pastures: Population dynamics and critical patch sizes. Journal of Applied Ecology 45, 1152-1159.

Tozer, K. N., Chapman, D. F., Quigley, P. E., Dowling, P. M., Cousens, R. D. & Kearney, G. A. (2008) Effect of grazing, gap dynamics and inter-specific seedling competition on growth and survival of Vulpia spp. and Hordeum murinum ssp. leporinum.  Australian Journal of Agricultural Research 59, 646-655.

Hunt, J.R., Cousens, R.D. & Knights, S.E. (2008)  The biology of Australian Weeds: Common Heliotrope (Heliotropium europaeum L.).  Plant Protection Quarterly 23, 146-152.

Tozer, K. N., Chapman, D. F., Quigley, P. E., Dowling, P. M., Cousens, R. D. & Kearney, G. A. (2008).  Effect of grazing strategy, ryegrass overdrilling and herbicide application on vulpia content, tiller density and seed production in perennial pastures.  Australian Journal of Experimental Agriculture 48, 632-640.

Wright M, French G, Cross R, Cousens R, Andrusiak S & McLean CB (2007)  Site amelioration for direct seeding of Caladenia tentaculata improves seedling recruitment and survival in natural habitat.  Lankesteriana 7: 430-432.

Wright M, Cross R, Cousens R & McLean CB (2007)  Harvesting mycorrhizal fungi: Does it put Caladenia plants at peril?  Lankesteriana 7: 427-429.

Cousens, R. D, Dale, M. R. T., Taylor, J., Law, R., Moerkerk, M. & Kembel, S. W. (2006) Interpretation of causes of pattern in communities where environmental change is rapid and species longevity is short.  Journal of Vegetation Science 17, 509-524.

Loresco, M. M., Chapman, D. F. & Cousens, R. D. (2006)  Allelopathic effects of herbicide-treated bracken (Pteridium esculentum Forst. F. Cockayne) fronds on white clover and perennial ryegrass.  Philippine Agricultural Scientist 89, 91-96.

Loresco, M. M., Chapman, D. F. & Cousens, R. D. (2004)  Translocation of Co-14(2) and C-14-deoxyglucose in bracken (Pteridium esculentum Forst. F. Cockayne): Implications for herbicide efficacy.  Philippine Agricultural Scientist 87, 417-426.

Lemerle, D., Cousens, R. D., Gill, G. S., Peltzer, S. J., Moerkerk, M., Murphy, C. E., Collins, D. & Cullis, B. R. (2004)  Reliability of higher seeding rates of wheat for increased competitiveness with weeds.  Journal of Agricultural Science, Cambridge 142, 395-409

Cousens, R. D., Wallinga, J. & Shaw, M. W. (2004) Are weed populations scale-invariant?  Oikos, 107, 251-264.

Cousens, R. D., Rebetzke, G. & Barnett, A. G. (2003) Dynamics of competition between wheat and oats.  II.  Effects of dwarfing genes. Agronomy Journal, 95, 1305-1313.

Cousens, R. D., Barnett, A. G. & Barry, G. C. (2003) Dynamics of competition between wheat and oats.  I.  Effects of changing the timing of phenological events.  Agronomy Journal, 95, 1295-1304.

Thompson, C. J., Thompson, B. J. P., Ades, P. K., Cousens, R., Garnier-Gere, P., Landman, K., Newbigin, E. & Burgman, M. A. (2003)  Model based analysis of the likelihood of gene introgression from genetically modified crops into wild relatives.  Ecological Modelling 162, 199-209.

Deen, W., Cousens, R., Warringa, J., Bastiaans, L., Carberry, P., Rebel, K., Riha, S., Murphy, C., Benjamin, L. R., Cloughley, C., Cussans, J., Forcella, F., Hunt, T., Jamieson, P., Lindquist, J. & Wang, E. (2003)  An evaluation of four crop:weed competition models using a common data set.  Weed Research 43, 116-129.

Cousens, R. D., Brown, R. W., McBratney, A. B., Whelan, B. & Moerkerk, M. (2002)  Sampling strategy is important for producing weed maps: a case study using kriging.  Weed Science 50, 542-546.

Mokhtari, S., Galwey, N. W., Cousens, R. D. & Thurling, N. (2002)  The genetic basis of variation among wheat cultivars in tolerance to competition by ryegrass (Lolium rigidum). Euphytica 124: 355-364.

Cousens, R. D. & Rawlinson, A. A. (2001)  When will plant morphology affect the shapes of seed dispersal “kernels”.  Journal of Theoretical Biology 211: 229-238.

Lemerle, D., Gill, G. S., Murphy, C. E., Walker, S. R., Cousens, R. D., Mokhtari, S., Peltzer, S. J., Coleman, R. & Luckett, D. J. (2001) Genetic improvement and agronomy for enhanced wheat competitiveness with weeds.  Australian Journal of Experimental Agriculture 52, 1-22.

Rew, L. J. & Cousens, R. D. (2001)  Spatial distribution of weeds in arable crops: are current sampling and analytical methods appropriate?  Weed Research 41, 1-18.

Cousens, R. D., Warringa, J. W., Cameron, J. E. & Hoy, V. (2001) Early growth and development of wild radish (Raphanus raphanistrum L.) in relation to wheat.  Australian Journal of Agricultural Research.52, 755-769.

Radford I.J., Cousens R. D. & Michael P. W. (2000) Morphological and genetic variation in the Senecio pinnatifolius complex: are variants worthy of taxonomic recognition? Australian Systematic Botany 17, 29–48

Virtue, J. G. , Sutton, B. G., Murtagh, G. J. & Cousens, R. D. (2000) Weed interference reduces yield of coppiced tea tree (Melaleuca alternifolia).  Australian Journal of Experimental Agriculture, 40, 1157-1164.

Radford, I.J. & Cousens, R.D. (2000)  A comparative ecological study of Senecio madagascariensis  (fireweed) and S. lautus (variable groundsel) (Asteraceae).  Oecologia 125, 531-542.

Cousens, R. (2000)  Greenhouse studies of interactions between plants: the flaws are in interpretation rather than design.  Journal of Ecology 88, 1-3.

Woolcock, J. L. & Cousens, R. D. (2000)  A mathematical analysis of factors affecting the rate of spread of a weed within an arable field.  Weed Science, 48, 27-34.

Cousens, R. & Croft, A. M. (2000) Weed populations and pathogens.  Weed Research, 40, 63-82.

Cousens, R. D. & Mokhtari, S. (1998)  Seasonal and site variability in the tolerance of wheat cultivars to interference from Lolium rigidum.  Weed Research 38, 301-307

Cousens, R.D., Gill, G.S. & Speijers, E.J. (1997)  Comment: Number of sample populations required to determine the effects of herbicide resistance on plant growth and fitness.  Weed Research 37: 1-4.

Jansen, P.I., Ison, R.L. & Cousens, R.D. (1996) Population dynamics of Trifolium balanse and T. resupinatum in central western New South Wales. II. Predicting long term success from demographic models. Journal of Applied Ecology 33: 1251-6.

Medd, R.W., Nietschke, B.S., Gill, G.S., Matthews, J.M., Dowling, P.M., Michalk, D.L. & Cousens, R.D. (1996) Recommendations identified by the workshop for annual grass weeds.  Plant Protection Quarterly 11 (suppl.1): 226-8.

Lemerle, D., Verbeek, B., Cousens, R.D. & Coombes, N.E. (1996)  The potential for selecting spring wheat varieties strongly competitive against weeds.  Weed Research 36: 505-13.

Cousens, R. (1996) Design and interpretation of interference studies: are some methods totally unacceptable? New Zealand Journal of Forestry Science 26(1/2): 5-18.

Gill, G.S., Cousens, R.D. & Allan, M. (1996) Germination, growth and development of herbicide resistant and susceptible populations of Lolium rigidum.Weed Science, 44: 252-6.

Cousens, R. (1996) Comparative growth of wheat, barley and annual ryegrass (Lolium rigidum) in monoculture and mixture.  Australian Journal of Agricultural Research 47: 449-64.

Radford, I.J., King, D. & Cousens, R.D. (1995) A survey of Senecio madagascariensis Poir. (fireweed) density in pastures of coastal New South Wales.  Plant Protection Quarterly 10: 107-11.

Cousens, R. (1995) Can we determine the intrinsic dynamics of real plant populations?  Functional Ecology 9:15-20.

Cousens, R.D. & Medd, R.W. (1994) A discussion of the extent of ecological and agronomic data on Australian weeds.  Plant Protection Quarterly 9: 69-72.

Weaver, S.E., Kropff, M.J. & Cousens, R. (1994).  A simulation model of competition between winter wheat and Avena fatua for light. Annals of Applied Biology 124: 315-331.

Cousens, R., Armas, G. & Baweja, R. (1994). Germination of Rapistrum rugosum  (L.) All. from New South Wales, Australia.  Weed Research 34: 127-135.

Weaver, S.E., Kropff, M.J. & Cousens, R. (1993).  A simulation model of Avena fatua L. (wild-oat) growth and development. Annals of Applied Biology 122: 537-554.

Cousens, R. & O’Neill, M.E. (1993).  Confidence intervals for area of influence experiments.  Weed Science 41: 288-290.

Lemerle, D. & Cousens, R.D. (1993) Responses of spring barley (Hordeum vulgare L.) to foliar or root interception of chlorsulfuron.  Weed Research 33: 335-344.

Lemerle, D. & Cousens, R.D. (1993).  Influence of growth stage on spring barley (Hordeum vulgare) tolerance to chlorsulfuron.  Weed Science 41: 127-132.

Cousens, R. & O’Neill, M. (1993).  Density dependence of replacement series experiments.  Oikos 66: 347-352.

Cousens, R., Johnson, M.P., Weaver, S.E., Martin, T.D. and Blair, A.M. (1992).  Comparison of development of wild oats (Avena fatua), winter wheat and winter barley.  Journal of Agricultural Science 118: 149-156..

Cousens, R., Weaver, S.E., Porter, J.R., Rooney, J.M., Butler, D.R. & Johnson, M.P. (1992).  Growth and Development of Avena fatua (wild-oat) in the field.  Annals of Applied Biology 120: 339-351.

Cousens, R., Weaver, S.E., Martin, T.D. & Blair, A.M.  (1991).  Dynamics of competition between wild oats (Avena fatua) and winter cereals.  Weed Research 31: 203-210.

Cousens, R. (1991).  Aspects of the design and interpretation of competition (interference) experiments.  Weed Technology 5: 664-673.

Wilson, B.J., Cousens, R. & Wright, K.J. (1990).  The response of spring barley and winter wheat to Avena fatua population density.  Annals of Applied Biology  116: 601-609.

Brain, P. & Cousens, R. (1990).  The effect of weed distribution on predictions of yield loss.  Journal of Applied Ecology 27: 735-742.

Firbank, L.G., Cousens, R., Mortimer, A.M. & Smith, R.G.R. (1990).  Effects of soil type on crop yield – weed density relationships between winter wheat and Bromus sterilis. Journal of Applied Ecology 27: 308-318.

Cousens, R. & Moss, S.R. (1990).  A model of the effects of cultivation on the vertical distribution of weed seeds within the soil.  Weed Research 30: 61-70.

Cousens, R. & Brain, P. (1989).  An equation for herbicide dose responses where there is stimulation of response at low doses.  Weed Research 29: 93-96.

Cousens, R., Firbank, L.G., Mortimer, A.M. & Smith, R.G.R. (1988).  Variability in crop yield – weed density relationships between winter wheat and Bromus sterilis.  Journal of Applied Ecology 25: 1033-1044.

Cousens, R. (1988).  Misinterpretation of results in weed research through inappropriate use of statistics.  Weed Research 28: 281-289.

Cousens, R., Brain, P., O’Donovan, J.T. & O’Sullivan, P.A. (1987).  The use of biologically realistic equations to describe the effects of weed density and relative time of emergence on yield.  Weed Science 35: 720-725.

Cousens, R. & Marshall, C.J. (1987).  Dangers in testing statistical hypotheses.  Annals of Applied Biology 111: 469-476.

Cousens, R., Moss, S.R., Wilson, B.J. & Cussans, G.W. (1987).  Modelling weed populations in cereals.  Reviews of Weed Science 3: 93-112.

Cousens, R. (1987).  The theory and the reality of weed control thresholds.  Plant Protection Quarterly 2: 13-20.

Cousens, R., Doyle, C.J., Cussans, G.W. & Wilson, B.J. (1986).  Modelling the economics of controlling Avena fatua in winter cereals.  Pesticide Science 17: 1-12.

Cousens, R. (1986).  Quantitative reproduction and reproductive effort by stands of the brown alga Ascophyllum nodosum in south-eastern Canada.  Estuarine, Coastal and Shelf Science 22: 495-507.

Doyle, C.J., Cousens, R. & Moss, S.R. (1986).  A model of the economics of controlling Alopecurus myosuroides in winter wheat.  Crop Protection 5: 143-150.

Cousens, R. (1985).  Frond size distributions and the effects of the algal canopy on the behaviour of Ascophyllum nodosum.  Journal of Experimental Marine Biology and Ecology 92: 231-249.

Cousens, R. (1985).  A comparison of empirical models relating crop yield to weed and crop density.  Journal of Agricultural Science 105: 513-521.

Cousens, R. (1985).  A simple model relating yield loss to weed density.  Annals of Applied Biology 107: 239-252.

Cousens, R. (1984).  Estimation of annual production by the intertidal brown alga Ascophyllum nodosum.  Botanica Marina 27: 217-227.

Cousens R. & Hutchings, M.J. (1983).  The relationship between density and mean frond weight in monospecific seaweed stands.  Nature 301: 240-241.

Cousens, R. (1982).  The effect of exposure to wave action on the morphology and pigmentation of Ascophyllum nodosum in south-eastern Canada.  Botanica Marina 25: 191-195.

Conference Papers

Neve P , Barney JN, Buckley Y, Cousens RD, Graham S, Jordan NR, Lawton-Rauh A, Liebman M, Mesgaran MB, Schut M, Shaw J, Storkey J, Baraibar B, Baucom R.S., Chalak M., Childs D.Z., Christensen S., Eizenberg H., Fernández-Quintanilla C., French F., Harsch M., Heijting S., Harrison L., Loddo D., Macel M., Maczey N., Merotto Jr. A., Mortensen D., Necajeva J., Peltzer D.A., Recasens J., Renton M., Riemens M., Sønderskov M., Williams M.  (2015) HORIZON SCAN FOR RESEARCH PRIORITIES IN WEED ECOLOGY, EVOLUTION AND MANAGEMENT  Proceedings of the 17th European Weed Research Society Symposium “Weed management in changing environments”, 23-26 June 2015, Montpellier, France A

Ohadi S, Ades PK, Cousens RD & Ford R (2012) Genetic variation in invasive populations of sea rocket (Cakile maritima) in southern coastal habitats of Australia.  Proceedings of the 18^th Australasian Weeds Conference, pp. 373-374.

Scott JK, Jourdan M, Morin L, Webber BL, Yeoh PB, Ebeling⁴ SK & Cousens R (2012) Sea spurge, Euphorbia paralias, ecological assessment and testing of potential biological control agents.  Proceedings of the 18^th Australasian Weeds Conference, pp. 375.

Cousens R, Heydel F, Giljohann K, Tackenberg O, Mesgaran M & Williams N (2012)  Predicting the dispersal of hawkweeds (Hieracium aurantiacum and H. praealtum) in the Australian Alps.  Proceedings of the 18^th Australasian Weeds Conference, pp. 5-8.

Walmsley DR & Cousens RD (2009) New Zealand Starweed (Plantago triandra subsp. Masoniae) in Victoria: ecology, impacts and recommendations. Proceedings of Weed Society of Victoria 4^th Biennial conference “Plants behaving badly: in agriculture and the environment, 7-8 October 2009, pp. 100-101.

Hill E & Cousens RD (2009) Oxalis compressa: should we be more aware of this weed in Victoria?   Proceedings of Weed Society of Victoria 4^th Biennial conference “Plants behaving badly: in agriculture and the environment, 7-8 October 2009, pp. 98-99.

Burnett, V. F., Young, K. R., McLaren, D., Norng, S., Norton, R., Lemerle, D. & Cousens, R. (2008)  Competitive effects of wireweed (Polygonum aviculare L.) in field and glasshouse studies.  Proceedings of the 16^th Australian Weeds Conference, Cairns.  Pp.199-201.

Hunt, J., Cousens, R. D. & Knights, S. (2006) The germination ecology of common heliotrope (Heliotropium europaeum L.). Proceedings of the 15^th Australian Weeds Conference, Adelaide. Pp. 126-129

Taghizadeh, M. S. & Cousens, R. D. (2006) Is seed dispersal density-dependent?  Proceedings of the 15^th Australian Weeds Conference, Adelaide. Pp.155-158

Cousens, R. D. (2006) Logic, not Convention, Should Dictate Methodology: Spatial Pattern as a Case Study.  Proceedings of the 15^th Australian Weeds Conference, Adelaide. Pp. 122-125

Wright, M. M., Cross, R., Cousens, R. D. & McLean, C. B. (2005)  Maximising mycorrhizal activity to sustain Caladenia species during cultivation and re-introduction.  Abstracts, Australasian Mycological Society Conference, Hobart.  Pp.

Taghizadeh, M. S. & Cousens, R. D. (2004)  Effect of competition on seed dispersal.  In: (Sindel, B. M. & Johnson, S. B., eds) Papers and Proceedings of the 14^th Australian Weeds Conference: Weed Management, Balancing People, Planet, Profit.  R.G. & F.J. Richardson, Meredith, Victoria. p.119.

Hunt, J., Cousens, R., Knights, S. & Moerkerk, M. (2002)  Proceedings of the 9^th Symposium Joint Centre for Crop Improvement, Melbourne.

Forcella, F., Walsh, M., Archer, D., Peltzer, S., Cousens, R., Chapman, R., Gallagher, R. & Powles, S. (2003)  Weed seedling emergence modelling: converting observations into equations for WeedEm.  In: (Spafford Jacod, H., Dodd, J. & Moore, J. H., eds) Papers and Proceedings of the 13^th Australian Weeds Conference: Weeds “Threats now and forever?”.  p. 260.

Niknam, S. R., Moerkerk, M. & Cousens, R. (2003)  Surveys of weeds in Victorian farming systems.  In: (Spafford Jacod, H., Dodd, J. & Moore, J. H., eds) Papers and Proceedings of the 13^th Australian Weeds Conference: Weeds “Threats now and forever?”.  p. 62.

Niknam, S. R., Moerkerk, M. & Cousens, R. (2003)  Weed seed contamination in cereal and pulse crops.  In: (Spafford Jacod, H., Dodd, J. & Moore, J. H., eds) Papers and Proceedings of the 13^th Australian Weeds Conference: Weeds “Threats now and forever?”.  pp. 59-62.

Cousens, R. (2001)  What weed managers can learn from weed ecology studies.  Proceedings of the 11^th Biennial Noxious Weeds Conference, Moama, NSW.  2pp.

Hunt, J., Cousens, R., Knights, S. & Moerkerk, M. (2000)  Predicting the germination, emergence, growth and impact on crop yield of common heliotrope (Heliotropium europaeum L.). Proc. 7^th Symposium Joint Centre for Crop Improvement, “Resources, Resilience & Research”, Rutherglen, 2-3 November.  p. 26.

Crowfoot, L. & Cousens, R. (2000)  Ecological variation in wild radish. Proc. 7^th Symposium Joint Centre for Crop Improvement, “Resources, Resilience & Research”, Rutherglen, 2-3 November.  p. 27.

Barry, G. & Cousens, R. (2000)  Not one but two wild oats species?  Implications for management of mixtures.  Proc. 7^th Symposium Joint Centre for Crop Improvement, “Resources, Resilience & Research”, Rutherglen, 2-3 November.  p. 28.

Warringa, J., Murphy, C., Lemerle, D. & Cousens, R. D. (1999)  We do not understand crop-weed mixtures yet. Proc.  6^th Symposium, Joint Centre For Crop Improvement: Crossing Borders With New Ideas.  Horsham, Victoria, 14-15 October.  p. 6.

Modisa, O., Kollmorgen, J. F., Flood, R., Moerkerk, M. & Cousens, R. (1999)  Temperature requirements for seed germination of several Vicia species.  Proc.  6^th Symposium, Joint Centre For Crop Improvement: Crossing Borders With New Ideas.  Horsham, Victoria, 14-15 October.  p. 20.

Kropff, M.J., Bastiaans, L. & Cousens, R. D. (1999)  Approaches used in the prediction of weed population dynamics.  Proc. Brighton Crop Protection Conference – Weeds – 1999, pp. 399-408.

Cameron, J., Warringa, J. & Cousens, R.  (1999) Competition between wild radish cohorts and wheat. Proc. 12^th Australian Weeds Conference, Hobart, 1999, p.195.

Barry, G. & Cousens (1999)  Comparative ecology of wild oats (Avena fatua and Avena sterilis subsp. ludoviciana). Proc. 12^th Australian Weeds Conference, Hobart, 1999, p.76.

Warringa, J., Murphy, C., Lemerle, D. & Cousens, R. (1999)  We do not understand crop-weed mixtures yet. Proc. 12^th Australian Weeds Conference, Hobart, 1999, pp. 67-70.

Young, K. & Cousens, R. (1999) Factors affecting the germination and emergence of wild radish (Raphanus raphanistrum). Proc. 12^th Australian Weeds Conference, Hobart, 1999, pp. 179-182.

Barnett, A. & Cousens, R. (1999) Can we separate the effects of  height growth and  phenological development on competition between grass weeds and cereals? Proc. 12^th Australian Weeds Conference, Hobart, 1999, p. 519

Cousens, R. (1999)  Weed science doesn’t have to be a contradiction in terms!  Proc. 12^th Australian Weeds Conference, Hobart, 1999, pp. 364-371.

Rew, L.J., Cousens, R.D. (1998).  What do we know about the spatial distribution of arable weeds? In “Precision Weed Management in Crops and Pastures“. R.G. and F.J. Richardson, Melbourne, pp. 20 – 26.

Young, K. R. & Cousens, R.D. (1998) Predicting the emergence of wild radish (Raphanus raphanistrum).  Aspects of Applied Biology 51, Weed Seedbanks: Determination, Dynamics and Manipulation, pp. 69-74.

Cousens, R. D. & Woolcock, J. L. (1997)  Spatial dynamics of Weeds: An Overview.  Proceedings of the Brighton Crop Protection Conference – Weeds – 1997, pp. 613-8.

Cousens, R. & Pheloung, P. (1996) What limits geographic distributions of cruciferous weeds in Australia?  Proceedings of the 2nd International Weed Control Congress, pp. 55-9.

Cousens, R. (1995). Design, Analysis and interpretation of  plant interference studies: dogma vs. logic.  Proceedings of the Second International Conference on Forest Vegetation Management, “Stand Establishment and Inter-Rotation Management”, pp. 1-3.

Lemerle, D., Cousens, R., Verbeek, B. & Fisher, J.A. (1994). The potential to breed more competitive wheat cultivars.  Proceedings of the 7th Assembly of the Wheat Breeding Society of Australia, pp. 19-21.

Lemerle, D., Cousens, R.D. & Fisher, J.A. (1993).  Competitive wheat cultivars allow reduced rates of herbicide for weed control.  Proceedings of the 10th Australian Plant Breeding Conference, pp. 110-111.

Virtue, J.G., Sutton, B.G., Cousens, R.D. & Murtagh, G.J. (1993).  Weed interference in tea tree plantations.  Proceedings of the 10th Australian and 14th Asian-Pacific Weed Conference, pp. 261-264.

Cousens, R., Baweja, R., Vaths, J. & Schofield, M. (1993).  Comparative biology of cruciferous weeds: a preliminary study.  Proceedings of the 10th Australian and 14th Asian-Pacific Weed Conference, pp. 376-380.

Cousens, R. & Peters, N.C.B. (1993).  Predicting the emergence of weeds in the field.  In: Pests of Pastures: Weeds, Invertegrate and Disease Pests of Australian Sheep Pastures, ed. E.S.Delfosse.  pp. 133-138.  CSIRO Information Services: Melbourne.

Lemerle, D., Cousens, R.D. & Eberbach, P. (1992) Optimising herbicide use for control of wild oats in winter crops.  Proceedings of the 4th International Oat Conference, Adelaide, Volume II, Eds.A.Barr & R.W.Medd, p.100.

Lemerle, D. and Cousens, R.D. (1992).  Suppression of weeds by competitive cereal cultivars and interaction with herbicide rate.  Proceedings of the 1st International Weed Control Congress, Volume 2, pp.282-284.

Cousens, R. (1992). Weed competition and interference in cropping systems.  Proceedings of the 1st International Weed Control Congress, Volume 1, pp.113-117.

Howard, C.L., Mortimer, A.M., Gould, P., Putwain, P.D., Cousens, R. and Cussans, G.W. (1991).  The dispersal of weeds – seed movement in arable agriculture.  Proceedings of the Brighton Crop Protection Conference – Weeds – 1991, pp.664-673.

Cousens, R. (1990).  On replacement series methodology.  Bulletin of the British Ecological Society, 21: 237-242.

Cousens, R. & Fletcher, D.J. (1990).  Experimental design for screening competitiveness of crop cultivars.  Proceedings, 9th Australian Weeds Conference, pp. 163-165.

Howard, C., Mortimer, A.M., Putwain, P.D. & Cousens, R. (1989).  Habitat design for rare plants in arable agriculture:  a case study.  Proceedings of the Brighton Crop Protection Conference – Weeds – 1989, pp. 1087-1092.

Cousens, R., Marshall, E.J.P. & Arnold, G.M. (1988).  Problems in the interpretation of effects of herbicides on plant communities.  Proceedings BCPC Symposium, Field methods for the study of environmental effects of pesticides.  (Eds) M.P. Greaves, B.D. Smith and P.W. Greig-Smith.  pp. 275-282.

Cousens, R. (1988).  A simple simulation model of plant competition and its implications for the design, analysis and interpretation of experiments.  Proceedings VIII International Symposium on the Biology, Ecology and Systematics of Weeds, pp. 695-704.

Cussans, G.W., Cousens, R. & Wilson, B.J. (1987).  Progress towards rational weed control strategies.  In: Rational Pesticide Use, (Ed.) K.J. Brent and R.K. Atkin.  Cambridge University Press, Cambridge, pp. 301-314.

Cussans, G.W., Cousens, R. & Wilson, B.J. (1986).  Thresholds for weed control – the concepts and their interpretation.  Proceedings EWRS Symposium 1986, Economic Weed Control, pp. 253-260.

Cousens, R. (1986).  The use of population models in the study of the economics of weed control.  Proceedings EWRS Symposium 1986, Economic Weed Control, pp. 269-276.

Cousens, R. (1985).  Underlying principles in the design and interpretation of experiments.  Aspects of Applied Biology 10, Field trials methods and data handling, pp. 1-12.

Cousens, R., Cussans, G.W. and Wilson, B.J. (1985).  To spray or not to spray – the theory behind the practice.  Proceedings British Crop Protection Conference – Weeds, pp. 671-678.

Cousens, R., Pollard, F. & Denner, R.A.P. (1985).  Competition between Bromus sterilis and winter cereals.  Aspects of Applied Biology 9, The biology and control of weeds in cereals, pp. 67-74.

Wilson, B.J., Cousens, R. & Cussans, G.W. (1984).  Exercises in modelling populations of Avena fatua to aid strategic planning for the long term control of this weed in cereals.  Proceedings 7th International Symposium Weed Biol, Ecology and Systematics., pp. 287-294.

Cousens, R., Peters, N.C.B. & Marshall, C.J. (1984).  Models of yield loss-weed density relationships.  Proceedings 7th International Symposium Weed Biology, Ecology and Systematics., pp. 367-374.

Shepherd, J.G., Pope, J.G. & Cousens, R. (1982).  Variations in fish stocks and hypotheses concerning their links with climate.  ICES CM 1982/GEN: 6: 1-22.

Cousens, R. (1981).  Variation in annual production by Ascophyllum nodosum with degree of exposure to wave action.  Proceedings 10th International Seaweed Symposium, pp. 253-258.