Browsing Fiskeridirektoratets digitalarkiv by Author "Trøen, Edward"
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Lysbrytningen (n 20/D) i det uforsåpbare av rene gadustraner
Aure, Lars; Trøen, Edward (Fiskeridirektoratets skrifter / Serie Teknologiske undersøkelser;Vol. 1, No. 11, Research report, 1951)In the cod and coalfish liver oils investigated, the vitamin A content increased with increasing amounts of unsaponifiable matter. A relative increase in per cent of unsaponifiable matter paralled about half as much relative ...