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鰻線人工飼料營養研究

  • 日期:98-04-21
  • 計畫編號:98農科-10.3.1-水-A5(3)
  • 年度:2009
  • 主持人:楊順德
  • 研究人員:劉富光、林天生、周瑞良、溫鈺涓

本試驗目的為開發白身鰻苗人工馴餌飼料,用以取代傳統的絲蚯蚓養殖方式,在已建立之飼料配方基礎上,探討膏狀飼料中添加動物肝臟與水解蛋白的利用性,並研究鰻苗開口飼料中合適的牛磺酸添加量。結果顯示,飼料中添加動物肝臟應考慮飼料的溶失問題,使用量不宜太高;添加水解蛋白可增進鰻苗的成長,但蛋白質的分解程度是影響添加效果的重要因素;鰻苗飼料中牛磺酸的合適添加量為374.2mg/kg乾飼料。

研究報告摘要(英)


A series of study was conducted to formulate an artificial feed as alternative of blood worms for nursing elver eel. The usage of animal liver and hydrolysed protein was evaluated as additives in a slurry-type feed. The estimation of suitable dietary taurine level was also investigated. The results showed that the leaching problem of elver feed should be considered, when animal liver was served as a feed attractant. Moreover, the improved growth performance can be found in the elver eel fed with the diet containing hydrolysed protein, while the degree of the protein pre-digested was one of the most important concerns. Application of broken line regression analysis to percent weight gain provided an estimate of 374.2mg/kg dietary taurine for maximum growth of elver eel.