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The influence of fatty acid composition in broodstock nutrition and of temperature during hatching on muscle development and growth in Arctic charr fingerlings (Einfluss der Fettsäurenzusammensetzung der Diät des Zuchtstocks und der Temperatur beim Schlupf auf die Muskelentwicklung und Wachstum beim...
Main Authors: | , , , |
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Format: | Text |
Language: | English |
Subjects: | |
Online Access: | http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.615.2452 http://arch-anim-breed.fbn-dummerstorf.de/pdf/2008/at08si1p037.pdf |
Summary: | The influence of fatty acid composition in broodstock nutrition and of temperature during hatching on muscle development and growth in Arctic charr fingerlings (Einfluss der Fettsäurenzusammensetzung der Diät des Zuchtstocks und der Temperatur beim Schlupf auf die Muskelentwicklung und Wachstum beim Seesaibling) The Swedish Arctic charr (Salvelinus alpinus) breeding program, “Arctic superior”, is one example of Arctic charr becoming an important aquaculture species. Arctic charr has been farmed during the latest three decades, resulting in an increased growth obtained by selection, approximately 10 % growth increase/generation. This selection program on Arctic charr started 1984 in Sweden and is an example of a successful selection program leading to enhanced growth and postponed sexual maturation (NILSSON, 1992). Unfortunately, the egg and hatching quality have not been included as selection parameters in the breeding program so far. Therefore, the present work focuses on egg quality from broodstock fed different lipid composition and hatching percentage as well as on impact of temperature on size at hatch and of fingerlings. We |
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