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Contents - Proceedings of the Netherlands Entomological Society Meeting 12

Dicke M. 2001.
Inducible defence of plants against insects: from molecular to evolutionary biology (p. 9-18 )

Zijlstra W.G., B.J. Zwaan & P.M. Brakefield 2001.
Bad cold for a butterfly? (p. 19-23 )

Zwaan B.J., A. Burgers, F. Kesbeke & P.M. Brakefield 2001.
Relative fat content and age in the tropical butterfly Bicyclus anynana (p. 25-29 )

Hoogendoorn G.M., E.A.F.H.M. Dols, P. Korsten, J.J.M. van Alphen & M.A. Keller 2001.
Variation in longevity between populations of Asobara persimilis (Hymenoptera: Braconidae) and Ganaspis sp. (Hymenoptera: Figitidae) along a climate gradient (p. 31-35 )

Schneider M.V., B. Gimenez, G. Driessen & J.J.M. van Alphen 2001.
Longevity in sexual and parthenogenetic Venturia canescens (Hymenoptera) (p. 37-39 )

Almeida R.P. de, A.I. Ciociola Jr & R. Stouthamer 2001.
Wolbachia-induced parthenogenesis: the first report in a Brazilian Trichogramma pretiosum population (p. 41-44 )

Velthuis H.H.W., A. Roeling & V.L. Imperatriz-Fonseca 2001.
Repartition of reproduction among queens in the polygynous stingless bee Melipona bicolor (p. 45-49 )

Blommers L.H.M., H.H.M. Helsen & F.W.N.M. Vaal 2001.
Winter survival of rosy apple aphid, Dysaphis plantaginea (Homoptera: Aphididae) (p. 51-55 )

Pannebakker B.A., C. Leroy, L.W. Beukeboom & J.J.M. van Alphen 2001.
The response of Leptopilina clavipes (Hymenoptera: Figitidae) to cVA, a major component of Drosophila aggregation pheromone (p. 57-60 )

Belder E. den, J. Elderson & I. Aqca 2001.
Is olfactory orientation of Thrips tabaci disrupted by a nonhost (p. 61-64 )

Helsen H.H.M. & L.H.M. Blommers 2001.
An attempt to prevent mating of the mullein bug Campylomma verbasci (Heteroptera: Miridae) in Dutch apple orchards (p. 65-69 )

Weerdt C.J. de & F.J. Kelling 2001.
Electrophysiological characteristics of olfactory receptors of different strains of Musca domestica (p. 71-73 )

Linden A. van der & M. van der Staaij 2001.
Banker plants facilitate biological control of whiteflies in cucumber (p. 75-79 )

Almeida R.P. de 2001.
Cotton insect pest control on a small farm: an approach of successful biological control using Trichogramma (p. 81-84 )

Kaas J.P. 2001.
Scouting for thrips - The development of a time saving sampling program for Echinothrips (p. 85-89 )

Bianchi F.J.J.A., P.H.A. van Essen, W. van der Werf & P.H. Smits 2001.
Transmission dynamics of the multicapsid nucleopolyhedrovirus SeMNPV in Spodoptera exigua populations in greenhouse chrysanthemum (p. 91-96 )

Almeida R.P. de 2001.
Effect of the population levels of Aphis gossypii on cotton agronomic traits and fibre quality (p. 97-100 )

Raemakers I.P., A.P. Schaffers, K.V. Síkora K.V. & Th. Heijerman 2001.
The importance of plant communities in road verges as a habitat for insects (p. 101-106 )

Tamis W.L.M., R.J. van der Poll, G.R. de Snoo & J.H. Donner 2001.
First results on the effects of different types of unsprayed grass margins on the biodiversity of entomofauna (p. 107-112 )

Nijssen M., K. Alders, N. van der Smissen & H. Esselink 2001.
Effects of grass-encroachment and grazing management on carabid assemblages of dry dune grasslands (p. 113-120 )

Verberk W.C.E.P., G.A. van Duinen, Th.M.J. Peeters & H. Esselink 2001.
Importance of variation in water-types for water beetle fauna (Coleoptera) in Korenburgerveen, a bog remnant in the Netherlands (p. 121-128 )

Swaay C.A.M. van & M. Warren 2001.
Implementing the Red Data Book of European Butterflies: the identification of Prime Butterfly Areas (p. 129-134 )

Wynhoff I., C.A.M. van Swaay, A.M.H. Brunsting & J.G. van der Made 2001.
Conservation of Maculinea butterflies at landscape level (p. 135-140 )

Wallis de Vries M.F. 2001.
Habitat quality assessment and its role in the conservation of the butterfly Melitaea cinxia (p. 141-146 )

Kleukers R.M.J.C. 2001.
The role of Orthoptera in Dutch nature conservation (p. 147-149 )

Eling W., J. Hooghof, M. van de Vegte-Bolmer, R. Sauerwein & G. van Gemert 2001.
Tropical temperatures can inhibit development of the human malaria parasite Plasmodium falciparum in the mosquito (p. 151-156 )

Koenraadt S., W. Tuiten, A. Githeko, K. Derks, P. Schneider & W. Takken 2001.
The price-tag of a malaria mosquito: results from a socioeconomic field study in western Kenya (p. 157-158 )

Krikken J. & J. Huijbregts 2001.
Insects as forensic informants: the Dutch experience and procedure (p. 159-164 )

Geerts R., C. Löfstedt & S.B.J. Menken 2001.
Molecular phylogeny of Trichoptera (p. 165-167 )