Browsing Brage IMR by Author "Lønning, Sunniva"
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Morphological, psychological and genetical studies of egg quality in cod (Gadus morhua L.). In: The propagation of cod Gadus morhua L.: an international symposium, Arendal, 14 - 17 June 1983
Kjørsvik, Elin; Stene, Anne; Lønning, Sunniva (Flødevigen Rapportserie, Conference object, 1984)The development of cod eggs from various parent fishes was studied. Fertilization success, and proportion of normally developing embryos and larvae varied according to the quality of the eggs. Eggs from poor quality cultures ... -
The relation between thickness of chorion and specific gravity of eggs from Norwegian and Baltic flatfish populations
Lønning, Sunniva; Solemdal, Per (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1972)Neutral buoyancy, size, and thickness and ultrastructure of the chorion were studied in eggs from populations of flatfish (Platichthys flesus and Limanda limanda) from western Norway and three localities in the Baltic: ... -
Studies on the chemical structure of cod egg chorion
Oppen Berntsen, Dag; Lønning, Sunniva; Møller, Dag; Raae, Arnt J.; Walther, Bernt (ICES CM Documents;1984/F:10, Working paper, 1984)The chemical structure of the cod egg chorion has been investigated in preparations of chorion obtained after decompression rupture of cod eggs. The chorion was purified free of non-integral components by sucrose gradient ...