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頁籤選單縮合
題 名 | 玳瑁石斑之成長速率與飼料效率之初步探討 |
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作 者 | 陳春暉; 鍾國南; | 書刊名 | 水產研究 |
卷 期 | 2:2 1994.12[民83.12] |
頁 次 | 頁51-62 |
分類號 | 439.5 |
關鍵詞 | 玳瑁石斑; 成長率; 飼料效率; Grouper; Epinephelus quoyanus; Growth ratio; Feed efficiency ratio; |
語 文 | 中文(Chinese) |
中文摘要 | 為瞭解玳瑁石斑(Epinephelus quoyanus)之成長情形,試驗將分三部 份進行,即在室內水泥池、室外水泥池及室外土池,分別蓄養33、88及70天 之後,計算其日間成長率(SGR),飼料效率 (FER),肥滿度 (K) 以及變異係數 (CV) 。結果發現,室內水泥池試驗之SGR 值為 0.472%,其 FER=21.87﹪及 K=13.53。室外水泥池試驗之 SGR 從0.510﹪降至 0.314﹪,FER 從 21.30﹪ 降至17.12﹪,肥滿度沒有明顯變化,而 CV 則逐漸下降。室外土池試驗魚之 成長速率差異極大,其 SGR 平均值為 0.839﹪。另外,本魚種之 SGR 及FER 均低於其他 8 種海水魚,顯示玳瑁石斑成長緩慢,飼料效率亦低,在作為養殖 對象魚類時應慎重考慮。 |
英文摘要 | In order to understand the growth condition of the long-finned grouper (Epinephelus quoyanus) in differed environments, the study was conducted and three experiments: rearing in indoor concrete ponds, in outdoor concrete ponds and in muddy ponds for 33, 88 and 70 days, respectively. The specific growth rate (SGR), feed efficiency ratio (FER), condition factor (K) and coefficient of variation (CV) were evaluated. The SGR of the fish reared in the indoor concrete ponds was 0.472﹪, while FER=21.87﹪ and K=13.53. Fish reared in the outdoor concrete ponds had the SGR decreased from 0.510﹪ to 0.314﹪ and the FER from 21.30% to 17.12% during the course of 88 days experiment. Condition factor showed no significant variation. Average SGR of the fish reared in muddy ponds was 0.839﹪. Three results indicate that the SGR and the FER of the long-finned grouper are less than those of other 8 spieces of seawater fishes in culture. |
本系統中英文摘要資訊取自各篇刊載內容。