Lene Sigsgaard
User Profile
RESEARCH AREA
Tri-trophic interactions between plants, herbivorous insects and their natural enemies in cultivated systems. Research focus on the biology of natural enemies of insect pests, natural regulation of insect pests, functional biodiversity and biological control.
SOME PUBLICATIONS, Past 10 years (selected)
Simonsen, M.-L. R., Enkegaard, A., Bang, C. N., Sigsgaard, L. 2010. Anthocoris nemorum(Heteroptera: Anthocoridae) as predator of cabbage pests - voracity and prey preference. - Entomologica Fennica 21, 12-18
Sigsgaard, L. 2010. Habitat and prey preferences of the two predatory bugs Anthocoris nemorum (L.) and A. nemoralis (Fabricius) (Anthocoridae: Hemiptera-Heteroptera). Biological Control 53, 46-54.
Porter, J., Costanza, R., Sandhu, H., Sigsgaard and L., Wratten, S. 2009. The Value of Producing Food, Energy and Ecosystem Services within an Agro-Ecosystem. Ambio 38, 186-193
Simonsen, M.-L. R., Enkegaard, A., Bang, C. N., Sigsgaard, L. 2009. Temperature effect on the predation rate ofAnthocoris nemorum (Heteroptera: Anthocoridae) on cabbage aphids (Homoptera: Aphididae). Journal of applied entomology 133, 198-200.
Sigsgaard, L., Jacobsen, S.-E. and Christiansen, J.L. 2008. Quinoa provides a new host for native herbivores in northern Europe: case studies of the moth, Scrobipalpa atriplicella, and the tortoise beetle, Cassida nebulosa. Journal of Insect Science 8, article 49 (4p).
Sigsgaard, L. 2007. Early season natural control of the brown planthopper, Nilaparvata lugens: the contribution and interaction of two spider species and a predatory bug. Bull. Ent. Res. 97 533-544.
Sigsgaard, L., Esbjerg, P., Philipsen, H. 2006. Perspectives for inundative releases of Anthocoris nemoralis and A. nemorum (Heteroptera: Anthocoridae) against Pear Psyllid. Journal of Fruit and Ornamental Plant research, 14:89-98.
Sigsgaard, L. 2005. Oviposition preference of Anthocoris nemoralis and A. nemorum (Heteroptera: Anthocoridae) on pear leaves affected by leaf damage, honeydew and prey. Biocontrol Science and Technology 15(2):139-151.
Sigsgaard, L. 2004. Oviposition preference of Anthocoris nemorum and A. nemoralis (Heteroptera: Anthocoridae) for apple and pear. Entomologia Experimentalis et Applicata 111:215-223
Sigsgaard, L., Greenstone, M. H. and Duffield, S.J. 2002. Helicoverpa armigera egg cannibalism. Cage experiments with first instar larvae and eggs. BioControl 47:151-165.
Sigsgaard, L. 2002. A survey of aphids and aphid parasitoids in cereal fields in Denmark, and the parasitoids’ role in biological control. Journal of Applied Entomology 126:101-107.
Sigsgaard, L. 2002. Early season natural biological control of insect pests in rice by spiders -and some factors in the management of the cropping system that may affect this control. In S. Toft and N. Scharff (eds.) European Arachnology 2000, Aarhus Univ. Press, Aarhus, 57-64.
Sigsgaard, L., Toft, S. and Villareal, S. 2001. Diet-dependent fecundity of the spiders Atypena formosana and Pardosa pseudoannulata, predators in irrigated rice. Agricultural and Forest Entomology 3:285-295. # Sigsgaard, L., Villareal, S. 2001. Diurnal distribution of the money spider Atypena formosana in the rice plant, and its relation to tiller density. International Rice Research Notes 26(2):45-47.
Sigsgaard, L., Toft, S., Villareal, S. 2001 Diet-dependent survival, development and fecundity of the spider Atypena formosana (Oi) (Araneae: Linyphiidae) - Implications for biological control in rice. Biocontrol Science and Technology 11:233-244.
Sigsgaard, L. 2006. Biological control of arthropod pests in outdoor crops – the new challenge. In: Implementation of Biocontrol in Practice inTemperate Regions - Present and Near Future. Proceedings of the International Workshop at Research Centre Flakkebjerg on November 1 to 3, 2005, DIAS report Plant Production No. 119, Denmark, 153-168.
Sigsgaard, L. 2006. Predator preferences – implications for conservation biological control. In: Implementation of Biocontrol in Practice in Temperate Regions - Present and Near Future. Proceedings of the International Workshop Implementation of Biocontrol in Practice in Temperate Regions - Present and Near Future at Research Centre Flakkebjerg on November 1 to 3, 2005, DIAS report Plant Production No. 119, Denmark, 33-36.
Hansen, M.R, Sigsgaard, L., Braun, P. 2006. Conservation biological control – a literature study on the contribution by earwigs. In: Implementation of Biocontrol in Practice in Temperate Regions - Present and Near Future. Proceedings of the International workshop at Research Centre Flakkebjerg on November 1 to 3, 2005, DIAS report Plant Production No. 119, Denmark, 279-282.
Kastrup, C, Sigsgaard, L. 2006. Mortality factors of Diamondback moth Plutella xylostella in the field, Kenya. In: Implementation of Biocontrol in Practice in Temperate Regions - Present and Near Future. Proceedings of the International Workshop at Research Centre Flakkebjerg on November 1 to 3, 2005, DIAS report Plant Production No. 119, Denmark, 297-300.
