Kirjallisuustietokanta

Authors	Year	Title
D. Cherix, Chautems, D., Fletcher, D. J. C., Fortelius, W., Gris, G., Keller, L., Passera, L., Rosengren, R., Vargo, E. L., Walther, F.	1991	Alternative reproductive strategies in Formica lugubris Zett. (Hymenoptera, Formicidae).
W. Fortelius, Fletcher, D. J. C., Cherix, D.	1991	Queen recruitment in polygynous and polydomous Formica populations.
R. Jussila	1991	Ichneumonidae (Hymenoptera) new to Finland. I.
R. Jussila	1991	Description of the male of Campodorus hyperboreus (Holmgren, 1855) (Ichneumonidae, Hymenoptera).
I. Mannerkoski	1991	[Konowia megapolitana Brauns (Hymenoptera, Xiphydriidae), new provincial record]
P. Pamilo	1991	Life span of queens in the ant Formica exsecta
P. Pamilo	1991	Evolution of colony characters in social insects. I. Sex allocation
P. Pamilo	1991	Evolution of colony characteristics in social insects. II. Number of reproducing individuals
A. Pekkarinen, Huldén L.	1991	Distribution and phenology of the Ancistrocerus and Symmorphus species in eastern Fennoscandia (Hymenoptera, Eumenidae)
P. Punttila, Haila, Y., Niemelä, J., Pajunen, T.	1991	Ant communities in fragments of old-growth taiga and managed surroundings
P. Punttila, Haila, Y., Pajunen, T., Tukia, H.	1991	Colonisation of clearcut forests by ants in the southern Finnish taiga: a quantitative survey
P. Punttila, Haila, Y., Pajunen, T., Tukia, H.	1991	Colonisation of clearcut forests by ants in the southern Finnish taiga: a quantitative survey
R. Rosengren	1991	Myrsamhället.
R. Rosengren, Sundström L.	1991	The interaction between red wood ants, Cinara aphids and pines. A ghost of mutuliasm past?
R. Savolainen	1991	Interference by wood ant influences size selection and retrieval rate of prey by Formica fusca.
M. Viitasaari	1991	Nematus tulunensis Vikberg new to the Finnish fauna (Hymenoptera, Tenthredinidae)
M. Viitasaari, Zinovjev A.	1991	Taxonus zhelochovtsevi sp. n. and Apethymus parallelus (Eversmann, 1847) From the Soviet Far-East (Hymenoptera, Tenthredinidae)
V. Vikberg, Viitasaari M.	1991	Trichiosoma nanae sp. n., a Monophage On Betula nana From Finland (Hymenoptera, Cimbicidae)