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Contents - Proceedings of the Netherlands Entomological Society Meeting 08

Stigter, H., W.H.J.M. Geraedts & H.C.P. Spijkers 1997.
Thaumetopoea processionea in The Netherlands: present status and management perspectives (Lepidoptera: Notodontidae) (p. 3-16 )

Kooi, R.E., C. Bergshoeff, W.E.M.-Th. Rossie & P.M. Brakefield 1997.
Bycyclus anynana (Lepidoptera: Satyrinae): comparison of fat content and egg-laying in relation to dry and wet season temperatures (p. 17-22 )

Zuijen, M.P. van & T.S. van Dijk 1997.
Presence, habitat preference and mobility of Carabus coriaceus (Coleoptera: CarabidaeJ in the northern part of The Netherlands (p. 23-27 )

Soontiëns, J. & F.A. Bink 1997.
Developmental response of Coenomympha pamphilus (Lepidoptera: Satyrinae) to differences in nitrogen and water content of grasses (p. 29-36 )

Kooi, R.E. 1997.
Can people pick out cryptic butterflies? (p. 37-38 )

Wynhoff, I. & M.P. van Zuijen 1997.
Reintroduction and the genetic variation in Maculinea nausithous and M. teleius (p. 39-40 )

Silva, I.M.M.S. & R. Stouthamer 1997.
To mate or not to mate ... Can sex pheromones be used as a taxonomic tool in Trichogramma spp.? (p. 41-46 )

Jager, C.R., B. Pintureau, S. Grenier & A. Heddi 1997.
Detection of Wolbachia within Trichogrammatidae species using FtsZ-PCR, and horizontal transfer by microinjection (p. 47-52 )

Tilborg, M. van, I.M.M.S. Silva & R. Stouthamer 1997.
Crossings-compatibility of portuguese Trichogramma lines (Hymenoptera: Trichogrammatidae) (p. 53-58 )

Kan, F.J.P.M. van, J. Honda, J.D. Pinto & R. Stouthamer 1997.
Molecular based techniques for Trichogramma identification (p. 59-62 )

Ribeiro, M.F. & H.H.W. Velthuis 1997.
Behaviour of nurse bees in Bombus terrestris (p. 63-68 )

Agustijn, C.H. 1997.
Flight activity and mortality of honey bee colonies during winter (p. 69-74 )

Cepeda Aponte, O.I. 1997.
Mating of Melipona favosa: behavioral description and some regulating factors (Apidae: Meliponinae) (p. 75-78 )

Slaa, E.J., A. Cevaal & M.J. Sommeijer 1997.
Flower constancy of three species of stingless bees (Apidae: Meliponinae) in Costa Rica (p. 79-80 )

Steen, J.J.M. van der 1997.
Indoor rearing of the solitary bee Osmia rufa L. (p. 81-84 )

Kwak, M.M. & O. Velterop 1997.
Flower visitation by generalists and specialists: analysis of pollinator quality (p. 85-89 )

McCall, P.J. & R.J. Post 1997.
Towards the development of behavioural bioassays as taxonomic tools (p. 91-92 )

Raijmann, L.E.L. & I. van Grootveld 1997.
A pilot study of the use of allozyme polymorphisms to identify metal-adapted populations of the midge Chironomus riparius Meigen (p. 93-98 )

Braks, M., A. Cork & W. Takken 1997.
Olfactometer studies on the attraction of Anopheles gambiae sensu stricto (Diptera: Culicidae) to human sweat (p. 99-104 )

Noorman, N. & C.J. den Otter 1997.
Sex-, age- and strain-related quantities of muscalure on the cuticula of the housefly (Musca domestica) (p. 105-108 )

Boezem, J.J.N. van den & S.A. Ulenberg 1997.
A methodological approach to determination or female sex pheromones of the genus Dichrorampha Guenée (p. 109-113 )

Visser, J.H. & P.G.M. Piron 1997.
Odour response profiles in aphids differentiating for species, clone, form and food (p. 115-120 )

Kriesch, S. & M. Dicke 1997.
Avoidance of predatory mites by the tWo-spotted spider mite Tetranychus urticae: The role of infochemicals (p. 121-126 )

Wetering, F. van de, R. Veenstra, M. Dutmer, K. Posthuma, M. van der Hoek, R. Goldbach & D. Peters 1997.
Tomato spotted wilt virus transmission correlated with thrips susceptibility in chrysanthemum, using a leaf disk assay (p. 127-132 )

Theunissen, J. 1997.
Reactions of insects to undersowing in field vegetables (p. 133-138 )

Nagata, T., R. Goldbach & D. Peters 1997.
Establishment of cell cultures of two thrips species and their application in studies on tospovirus-vector interactions (p. 139-144 )

Vereijssen, J. I. Silva, J. Honda & R. Stouthamer 1997.
Development of a method to predict the biological control quality of Trichogramma strains (p. 145-149 )

Schelt, J. van & K. Altena 1997.
Growing tomatoes without insecticides (p. 151-157 )

Alebeek, F. van & N. Groot 1997.
The arrestment response in the egg parasitoid Uscana lariophaga (Hymenoptera: Trichogrammatidae) (p. 159-164 )

Loomans, A.J.M. 1997.
Intraspecific variation among thrips strains and its relevancy to biocontrol (p. 165-170 )

Kleijn, P.W., O.E. Krips, P.E.L. Willems & M. Dicke 1997.
The influence of leaf hairs of Gerbera jamesonii on the searching behaviour of the predatory mite Phytoseiulus persimilis (p. 171-176 )

Molleman, F., B. Drukker & L. Blommers 1997.
A trap for monitoring pear psylla predators using dispensers with the synomone methylsalicylate (p. 177-182 )

Bremner, E., K.H. Hora & P. Roessingh 1997.
Oviposition in Yponomeuta cagnagellus: when, where and why there (p. 183-188 )

Wunderlin, R., F. Keller & F.L. Wäckers 1997.
A comparison between Spodoptera littoralis (Boisduval) damaged and undamaged Gossypium herbaceum (L.) with respect to sugar composition and concent ration of extrafloral nectar (p. 189-192 )

Dijken, F.R. van, M. Dik & R. Verdijk 1997.
Bio-assays to test host plant resistance in flowers of chrysanthemum cultivars to Frankliniella occidentalis (p. 193-196 )

Kelling, F.J. & C.J. den Otter 1997.
Electrophysiological characterization of olfactory receptors in Musca domestica L. (p. 197-198 )

Smallegange, R.C. & C.J . den Otter 1997.
Light preferences of Musca domestica L. (p. 199-200 )