Items where Author is "Holtkamp, R.H."

Article

Jones, P.K., Holtkamp, R.H. and Day, M.D. (2016) The host range of four new biotypes of Dactylopius tomentosus (Hemiptera: Dactylopiidae) from southern USA and their potential as biological control agents of Cylindropuntiaspp.(Cactaceae) in Australia: Part II. Biocontrol Science and Technology . pp. 1-85. ISSN 0958-3157

Conference or Workshop Item

McConnachie, A., Jones, P., Fletcher, A., Savage, M., Patterson, A., Holtkamp, R.H., Snow, E. L., Taylor, T. and et, a. (2022) A thorny tale: Cylindropuntia pallida (Hudson pear) biocontrol in New South Wales, Australia. In: 22nd Australasian Weeds Conference, 25 – 29 September 2022, Adelaide, South Australia.

Jones, P.K., Holtkamp, R.H. and Day, M.D. (2014) Targeting biotypes of Dactylopius tomentosus to improve effective biocontrol of Cylindropuntia spp. in Australia. In: 19th Australasian Weeds Conference, September 2014, Tasmanian Weed Society, Hobart, Tasmania.