Roy Helen E.

Saul, W.C., Roy, H.E., Booy, O., Carnevali, L., Chen, H.J., Genovesi, P., Harrower, C.A., Hulme, P.E., Pagad, S., Pergl, J. & Jeschke, J.M. (2017) Assessing patterns in introduction pathways of alien species by linking major invasion data bases. Journal of Applied Ecology, 54, 657–669.

Roy, H.E. (2010) Coccinellids in a Changing World. In: Ecology of Aphidophaga (eds.: P. Kindlmann). Springer Academic Publishers, Netherlands.

Roy, H.E., Brown, P.M.J., Rothery, P., Ware, R.L. & Majerus, M.E.N. (2007) Interactions between the fungal pathogen Beauveria bassiana and three species of coccinellid: Harmonia axyridis, Coccinella septempunctata and Adalia bipunctata. BioControl, 53, 265–276.

Parrott, D., Roy, S., Baker, R., Cannon, R., Eyre, D., Hill, M.O., Wagner, M., Preston, C.D., Roy, H.E., Beckmann, B., Copp, G., Ellis, J., Laing, I., Britton, J., Gozlan, R. & Mumford, J. (2009) Horizon Scanning for New Invasive Non-Native Species in England. Report to Natural England (Natural England Contract No. SAE03-02-189). Central Science Laboratory, York.

Seebens, H., Blackburn, T.M., Dyer, E.E., Genovesi, P., Hulme, P.E., Jeschke, J.M., Pagad, S., Pysek, P., Winter, M., Arianoutsou, M., Bacher, S., Blasius, B., Brundu, G., Capinha, C., Celesti-Grapow, L., Dawson, W., Dullinger, S., Fuentes, N., Jager, H., Kartesz, J., Kenis, M., Kreft, H., Kuhn, I., Lenzner, B., Liebhold, A., Mosena, A., Moser, D., Nishino, M., Pearman, D.A., Pergl, J., Rabitsch, W., Rojas-Sandoval, J., Roques, A., Rorke, S.L., Rossinelli, S., Roy, H.E., Scalera, R., Schindler, S., Stajerova, K., Tokarska-Guzik, B., van Kleunen, M., Walker, K.J., Weigelt, P., Yamanaka, T. & Essl, F. (2017) No saturation in the accumulation of alien species worldwide. Nature Communications, 8.

Roy, H.E. & Roy, D.B. (2008) Harmonia Axyridis. In: Handbook of Alien Species in Europe. (Ed.: DAISIE). Springer series in Invasion Ecology.

Pell, J.K., Baverstock, J., Roy, H.E., Ware, R.L. & Majerus, M.E.N. (2007) Intraguild predation involving Harmonia axyridis: a review of current knowledge and future perspectives. BioControl, 53, 147–168.

Hill, M.O., Ames, S.L., Bacon, J., Botham, M.S., Lindsley-Leake, S., Marchant, J.H., Preston, C.D., Rehfisch, M.M., Roy, D.B., Roy, H.E., Tyler-Walters, H. & Wright, L. (2008) Non-Native Species Portal Feasibility Study. CEH, Huntingdon.

Garnas, J.R., Auger-Rozenberg, M.A., Roques, A., Bertelsmeier, C., Wingfield, M.J., Saccaggi, D.L., Roy, H.E. & Slippers, B. (2016) Complex patterns of global spread in invasive insects: eco-evolutionary and management consequences. Biological Invasions, 18, 935–952.

Ceryngier, P., Roy, H.E. & Ware, R.L. (2012) Natural Enemies of Ladybird Beetles. In Ecology of the Coccinellidae. Hodek, I., Honěk, A. And Van Emden, H. Kluwer Academic Publishers.