Evaluating the impact of herbivory by a grasshopper, Cornops aquaticum (Orthoptera: Acrididae), on the competitive performance and biomass accumulation of water hyacinth, Eichhornia crassipes (Pontederiaceae)

Biological Control

Volumn 53, Issue 3, 2010, Pages 297-303

  Bownes, Angela ^a,b   Hill, Martin P ^b   Byrne, Marcus J ^c  

^a Agricultural Research Council Plant Protection Research Institute (ARC PPRI)   (South Africa)

^b RHODES UNIVERSITY   (South Africa)

^c UNIVERSITY OF THE WITWATERSRAND   (South Africa)

Author keywords

Agent efficacy; Inverse linear model; Plant competition

Indexed keywords

ACRIDIDAE; CORNOPS AQUATICUM; EICHHORNIA; EICHHORNIA CRASSIPES; LACTUCA; ORTHOPTERA; PISTIA STRATIOTES; PONTEDERIACEAE;

EID: 77950340835     PISSN: 10499644     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.biocontrol.2010.02.013     Document Type: Article

References (36)

1. Agami M., and Reddy K.R. Competition for space between Eichhornia crassipes (Mart.) Solms and Pistia stratiotes L. cultured in nutrient-enriched water. Aquatic Botany 38 (1990) 195-208
2. Ajuonu O., Byrne M.J., Hill M.P., Neuenschwander P., and Korie S. The effect of two biological control agents, the weevil Neochetina eichhorniae and the mirid Eccritotarsus catarinensis on E. Crassipes, Eichhornia crassipes, grown in culture with water lettuce, Pistia stratiotes. Biocontrol 54 (2008) 155-162
3. Ang B.N., Kok L.T., Holtzman G.I., and Wolf D.D. Competitive growth of Canada thistle, tall fescue and crownvetch in the presence of a thistle defoliator, Cassida rubiginosa Müller (Coleoptera: Chrysomelidae). Biological Control 4 (1994) 277-284
4. Balciunas J. Are mono-specific agents necessarily safe? The need for pre-release assessment of the probably impact of candidate biological control agents, with some examples. In: Cullen J.M., Briese D.T., Kriticos D.J., Lonsdale W.M., Morin L., and Scott J.K. (Eds). Proceedings of the XI International Symposium on the Biological Control of Weeds (2004), CSIRO Publishing, Melbourne, Australia 252-257
5. Bonser S.P., and Reader R.J. Plant competition and herbivory in relation to vegetation biomass. Ecology 76 (1995) 2176-2183
6. Bownes, A., 2009. Evaluation of a plant-herbivore system in determining potential efficacy of a candidate biological control agent, Cornops aquaticum for E. crassipes, Eichhornia crassipes. PhD Thesis. Rhodes University, Grahamstown.
7. Byrne, M.J., Hill, M.P., Robertson, M., King, A, Jadhav, A., Katembo, M., Wilson, J., Brudvig, R., Fisher, J., in press. Integrated management of E. crassipes in South Africa: development of an integrated management plan for E. crassipes control, combining biological control, herbicidal control and nutrient control, tailored to the climatic regions of South Africa. Water Research Commission, Pretoria, South Africa.
8. Center T.D., Van T.K., and Hill M.P. Can competition experiments be used to evaluate the potential efficacy of new E. crassipes biocontrol agents. In: Julien M.P., Hill M.P., Center T.D., and Jianqing D. (Eds). Proceedings of the Second Meeting of the Global Working Group for the Biological and Integrated Control of E. crassipes (2001), ACIAR, Australia 77-81
9. Center T.D., Van T.K., Dray Jr. F.A., Franks S.J., Rebelo M.T., Pratt P.D., and Rayamajhi M.B. Herbivory alters competitive interactions between two invasive aquatic plants. Biological Control 33 (2005) 173-185
10. Coetzee J.A., Center T.D., Byrne M.J., and Hill M.P. Impact of the biocontrol agent Eccritotarsus catarinensis on the biological control of E. Crassipes, Eichhornia crassipes. Aquatic Botany 86 (2005) 179-186
11. Coetzee J.A., Byrne M.J., and Hill M.P. Impact of nutrients and herbivory by Eccritotarsus catarinensis on the biological control of E. Crassipes, Eichhornia crassipes. Aquatic Botany 86 (2007) 179-186
12. Cottam D.A. The effects of slug-grazing on Trifolium repens and Dactylis glomerata in monoculture and mixed sward. Oikos 47 (1986) 275-279
13. Cottam D.A., Whittaker J.B., and Malloch A.J.C. The effects of chrysomelid grazing and plant competition on the growth of Rumex obtusifolius. Oecologia 70 (1986) 452-456
14. Crawley M.J. Herbivory. The Dynamics of Animal-Plant Interactions (1983), Blackwell Scientific Publications, Oxford
15. Grime J.P. Plant Strategies and Vegetative Processes (1979), John Wiley and Sons, Chichester
16. Harper J.L. Population Biology of Plants (1977), Academic Press, New York
17. Hill M.P., and Cilliers C.J. A review of the arthropod natural enemies, and factors that influence their efficacy, in the biological control of E. Crassipes, Eichhornia crassipes (Mart.) Solms-Laubach (Pontederiaceae), in South Africa. African Entomology Memoir 1 (1999) 103-112
18. Maschinski J., and Whitham T.G. The continuum of plant responses to herbivory: the influence of plant association, nutrient availability and timing. The American Naturalist 134 (1989) 1-19
19. McClay A.S., and Balciunas J.K. The role of pre-release efficacy assessment in selecting classical biological control agents for weeds - applying the Anna Karenina principle. Biological Control 35 (2005) 197-207
20. McEvoy P., and Coombs. Biological control of plant invaders: regional patterns, field experiments and structured population models. Ecological Applications 9 (1999) 387-401
21. Müller-Schärer H. The impact or root herbivory as a function of plant density and competition, survival, growth and fecundity of Centaurea maculosa in field plots. Journal of Applied Ecology 28 (1991) 759-776
22. Myers J.H. What can we learn from biological control failures?. In: Spencer N.R. (Ed). Proceedings of the X International Symposium on Biological Control of Weeds (2000), USDA-ARS, Montana 151-154
23. Oberholzer I.G., and Hill M.P. How safe is the grasshopper Cornops aquaticum for release on E. crassipes in South Africa. In: Julien M.H., Hill M.P., Center T.D., and Jianqing D. (Eds). Proceedings of the Second Meeting of the Global Working Group for the Biological Control and Integrated Control of E. crassipes (2001), ACIAR, Australia 82-88
24. Pantone D.J., Williams W.A., and Maggenti A.R. An alternative approach for evaluating the efficacy of potential biocontrol agents of weeds. 1. Inverse linear model. Weed Science 37 (1989) 771-777
25. Pearson D.E., and Callaway R.M. Indirect nontarget effects of host-specific biological control agents: implications for biological control. Biological Control 35 (2005) 288-298
26. Rand T.A. Competition, facilitation and compensation for insect herbivory in an annual salt marsh forb. Ecology 85 (2004) 2046-2052
27. Reddy K.R., Agami M., and Tucker J.C. Influence of nitrogen supply rates on growth and nutrient storage by E. Crassipes (Eichhornia crassipes) plants. Aquatic Botany 36 (1989) 33-43
28. Sheppard A.W. Prioritizing agents based on predicted efficacy. In: Jacob H.S., and Briese D.T. (Eds). Improving the Selection. Testing and Evaluation of Weed Biological Control Agents (2003), CRC for Australia Weed Management, Glen Osmond 11-21
29. Silveira-Guido A., and Perkins D.B. Biology and host specificity of Cornops aquaticum (Bruner) (Orthoptera: Acrididae), a potential biological control agent for E. Crassipes. Environmental Entomology 4 (1975) 400-404
30. Spitters C.J.T. An alternative approach to the analysis of mixed cropping experiments. 1. Estimation of competition effects. Netherlands Journal of Agricultural Science 31 (1983) 1-11
31. Swank S.E., and Oechel W.C. Interactions among the effects of herbivory, competition and resource limitation on chaparral herbs. Ecology 72 (1991) 104-115
32. Tiffin P. Competition and timing of damage affect the pattern of selection acting on plant defenses against herbivores. Ecology 83 (2002) 1981-1990
33. Van T.K., Wheeler G.S., and Center T.D. Competitive interactions between hydrilla (Hydrilla verticillata) and Vallisneria (Vallisneria americana) as influenced by insect herbivory. Biological Control 11 (1998) 185-192
34. Van Wyk E., and van Wilgen B.W. The cost of E. Crassipes control in South Africa: a case study of three options. African Journal of Aquatic Science 27 (2002) 141-149
35. Whittaker J.B. Invertebrate grazing, competition and plant dynamics. In: Anderson R.M., Turner B.D., and Taylor L.R. (Eds). Population Dynamics. The 20th Symposium of the British Ecological Society, London, 1978 (1979), Blackwell Scientific Publications, Oxford
36. Wright A.D., and Purcell M.F. Eichhornia crassipes (Mart.) Solms-Laubach. In: Groves R.H., Shepherd R.C.H., and Richardson R.G. (Eds). The Biology of Australian Weeds (1995), R.G. and F.G Richardson, Melbourne 111-121