Gavin Loxton (left) and Lindsay Smith (right) at a Canterbury hieracium biocontrol site
Further reading
Clarkson B, Paynter Q, Winks C, Bartlam S, Watts C, Thornburrow D 2019. Best-practice guidelines for managing Tradescantia threats to native biodiversity. A research collaboration between BioHeritage National Science Challenge, Manaaki Whenua – Landcare Research and Living Water, Wairua River Catchment. MWLR Contract Report LC3570 for the Department of Conservation. 7p
Ehler GAC, Caradus JR, Fowler SV 2020. The regulatory process and costs to seek approval for the development and release of new biocontrol agents in New Zealand. BioControl 65: 1-12. https://doi.org/10.1007/s10526-019-09975-9
Falla C, Najar-Rodriguez A, Minor M, Harrington K, Paynter Q, Wang Q 2019. Effects of temperature, photoperiod and humidity on the life history of Gargaphia decoris. BioControl 64: 633-643. https://doi.org/10.1007/s10526-019-09969-7
Groenteman R, Heenan P, Barton J 2020. Feasibility for biological control of water celery (Helosciadium nodiflorum). MWLR Contract Report LC3783 for Nelson City Council. 47p
Paynter Q, Paterson ID, Kwong RM 2020. Predicting non-target impacts. Current Opinion in Insect Science 38, 79-83. https://doi.org/10.1016/j.cois.2020.02.002
Paynter Q, Poeschko M, Winks C 2020. Leaf heteroblasty explains unexpected spillover non-target attack on Passiflora edulis by Heliconius erato cyrbia, a biological control agent for Passiflora rubra, in Rarotonga. Biological Control 141: 104132. https://doi.org/10.1016/j.biocontrol.2019.104132
Peterson P 2020. Broom control in the Upper Awatere Valley – a successful programme. Envirolink Grant 2032-MLDC154. MWLR Contract Report LC3753. 33p
Peterson PG, Merrett MF, Fowler SV, Barrett DP, Paynter Q 2020. Comparing biocontrol and herbicide for managing an invasive non-native plant species: Efficacy, non-target effects and secondary invasion. Journal of Applied Ecology https://doi.org/10.1111/1365-2664.13691
Smith A et al. (49 co-authors, including R. Groenteman) 2020. Global gene flow releases plants from environmental constraints on genetic diversity. PNAS 117: 4218-4227. https://doi.org/10.1073/pnas.1915848117
Tannières M, Fowler SV, Manaargadoo-Catin L, Lange C, Shaw, R 2020. First report of ‘Candidatus Liberibacter europaeus’ in the United Kingdom. New Disease Reports 41: 3. http://dx.doi.org/10.5197/j.2044-0588.2020.041.003
Biocontrol Agents Released in 2019/20
| Species | Releases made |
|---|---|
| Honshu white admiral (Limenitis glorifica) | 19 |
| Moth plant beetle(Freudeita cupripennis) | 4 |
| Tradescantiastem beetle(Lema basicostata) | 4 |
| Tradescantia tip beetle (Neolema abbreviata) | 1 |
| Tradescantia yellow leaf spot (Kordyana brasiliensis ) | 6 |
| Tutsanbeetle (Chrysolina abchasica) | 3 |
| Total | 37* |
*A number of planned released were delayed by the Covid-19 lockdown.