17 treff

Observations on Centroptilum notabile KIMMINS <Ephemeroptera> at Jinja, Uganda
Tjønneland, Audfinn
Bok Engelsk 1972
A possible effect of obligatory parthenogenesis on the flight activity of some tropical larvo-aquatic insects
Tjønneland, Audfinn
Bok Engelsk 1970
Observations on Choroterpes curtus <Kimmins> <Ephemeroptera> at Jinja, Uganda
Tjønneland, Audfinn
Bok Engelsk 1969
Light trap catches of Neoperla spio (Newman), (Insecta, Plecoptera) at Jinja Uganda
Tjønneland, Audfinn
Bok Engelsk 1962
Light trap catches of two species of lepidoptera : Meganaclia perpusilla walk. (Syntomidae) and Rhanidophora cinctigutta walk (Noctuidae) at Jinja Uganda
Tjønneland, Audfinn
Bok Engelsk 1962
The nocturnal flight activity and the lunar rhythm of emergence in the African midge, Conochironomus acutistilus (Freeman)
Tjønneland, Audfinn
Bok Engelsk 1962
Observations on nocturnal activity in a species of Mantispidae (Neuroptera)
Tjønneland, Audfinn
Bok Engelsk 1962
Light trap catches of Neoperla spio <Newman> <Insecta, Plecoptera> at Jinja, Uganda
Tjønneland, Audfinn
Bok Språk ikke angitt 1961
The flight activity of mayflies as expressed in some East African species
Tjønneland, Audfinn
Bok Engelsk 1960
Observations on Chaoborus edulia <Edwards> <Diptera, Culicidae>
Tjønneland, Audfinn
Bok Engelsk 1959
Observations on three species of East African Chironomidae<Diptera>
Tjønneland, Audfinn
Bok Engelsk 1959
The flight activity of twelve species of east African Trichoptera
Corbet, Philip S.
Bok Engelsk 1956 · Les boka på nett
Variable A'/Ac ratios in specimens of Pyrrhosoma nymphula Sulz : (Insecta, Odonata)
by Audfinn Tjønneland
Bok Engelsk 1956
The A'/Ac complex of Enallagma cyathigerum (Charp.) (insecta, Odonata)
by Audfinn Tjønneland
Bok Engelsk 1955
A comparison of the variation coefficients of some measurements of Degeeriella aquilarum Eichler (insecta, Mallophaga)
by Audfinn Tjønneland
Bok Engelsk 1955
A contribution to the zoogeography of Norwegian dragonflie
by Audfinn Tjønneland
Bok Engelsk 1952
Bidrag til kjennskapet om odonatenes utbredelse i Norge - med systematiske og økologiske anmerkninger
Tjønneland, Audfinn
Bok Språk ikke angitt 1951