饮食中的蛋白质影响幼年拖鞋龙 (Thenus australiensis) 的生长反应和组织组成
Andrea Williamson1, Chris G Carter1, M Basseer Codabaccus1
1Institute for Marine and Antarctic Studies (IMAS), University of Tasmania, Private Bag 49, Hobart, TAS 7001, Australia.
Animals : an open access journal from MDPI
|December 17, 2024
概括
较高的饮食蛋白质水平改善了青少年拖鞋龙 (澳大利亚) 的生长和身体组成. 在含有551g-1kg原蛋白的料中观察到最佳的生长,这表明水产养殖的关键蛋白质需求.
科学领域:
- 水产养殖营养水产养殖营养
- 海洋生物学 海洋生物学
- 甲动物生理学 甲动物生理学
背景情况:
- 青少年拖鞋龙 (Thenus australiensis) 水产养殖需要优化的料配方.
- 了解饮食蛋白质需求对于高效的生长和营养利用至关重要.
研究的目的:
- 评估不同饮食蛋白质水平对澳大利亚的生长,料摄入量,消化能力和身体组成的影响.
- 为了确定幼年拖鞋龙的最佳饮食蛋白质水平.
主要方法:
- 三种异能和异脂料的原蛋白水平为445,490和551克/公斤-1 DM被制成.
- 幼年拖鞋龙在循环海水系统中被试验性食74天.
- 评估了明显的料摄入量,消化能力,身体成分,营养保留和生长.
主要成果:
- 增加饮食蛋白质显著提高了料摄入量,最终干重和每日体重增加.
- 较高的蛋白质饮食 (551克-1公斤) 导致龙体中的脂质和能量含量显著增加.
- 最佳的生长性能是通过551gkg-1原蛋白的饮食来实现的.
结论:
- 饮食中的蛋白质水平显著影响青少年澳大利亚的生长,身体组成和营养利用.
- 为了优化拖鞋龙的生长,建议原蛋白水平大约为550g-1kg.
- 这项研究为开发用于拖鞋龙水产养殖的标准化料提供了基础数据.
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