fish feed for rearing of lachsfischen

摘要

Feed for inland pond use to give salmon with a high content of polyunsaturated acids (especially docosahexaenoic acid C22:n3) is based on low-fat industrial pre-mix of fish meal, soya extract, wheat, fish oil sunflower extract etc. with a vegetable (e.g. linseed or rapeseed) oil, the pre-mix having a high fatty acid C18:2 content and low fatty acid C18:3 content and the vegetable oil amount giving ratio fatty acid C18:2 to fatty acid C18:3 of 2-5 (especially 3) : 1.