青少年Cirrhinus mirigala的食铜需求:对生长性能,抗氧化酶活性和整个身体和组织中的铜含量的影响
Ayesha Safdar1, Syed Zakir Hussain Shah2, Mahroze Fatima3
1Department of Zoology, University of Gujrat, Gujrat, Pakistan.
Biological trace element research
|May 10, 2025
概括
确定*Cirrhinus mrigala*幼虫的最佳铜 (Cu) 需求对于它们的生长和健康至关重要. 这项研究发现,饮食中的铜含量在5.60-6.21毫克/公斤之间显著提高了鱼类的生长,料摄入量和整体健康.
科学领域:
- 水产养殖和鱼类营养
- 在水生物种中微量矿物质代谢.
- 鱼类生理和健康 鱼类生理和健康
背景情况:
- 铜 (Cu) 是一种必要的微量元素,对鱼类的各种生理功能至关重要.
- 优化饮食中的铜水平对于最大限度地提高养殖鱼类的生长和健康至关重要.
- 了解特定的营养需求,如铜,是可持续水产养殖实践的关键.
研究的目的:
- 为了确定*Cirrhinus mrigala*幼的最佳食铜 (Cu) 需求.
- 评估不同饮食中的Cu水平对*Cirrhinus mrigala*的生长表现和健康指标的影响.
- 为了确定精确的食Cu度,最大限度地提高这种物种的生长和生理健康.
主要方法:
- 六种异脂和异酸饮食配制,铜 (Cu) 的分级含量从1.24到10.19毫克/公斤不等.
- 青少年 *Cirrhinus mrigala* 被实验性饮食养到60天的明显腹.
- 分析了生长参数,料利用率,身体指数,近距离组成,铜吸收,抗氧化酶活动和性酸酶 (ALP).
主要成果:
- 增长性能,料摄入量 (FI) 和料转化率 (FCR) 显著改善,食Cu增加到6.21 mg/kg.
- 身体指数,全身近距离组成,铜吸收和组织铜含量显示显著改善,高达6.21 mg/kg的饮食.
- 抗氧化酶活性和性酸酶 (ALP) 活性随着Cu补充而增加,达到6.21 mg/kg的峰值,而铁酸反应物质 (TBARS) 则下降.
结论:
- 对*Cirrhinus mrigala*幼的最佳食铜需求量被确定为5.60-6.21毫克/公斤.
- 饮食中的铜含量显著影响了Cirrhinus mrigala*的生长,料利用,营养吸收和抗氧化剂状况.
- 在最佳范围内的补充饮食有助于改善鱼类健康和水产养殖生产率.
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