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題 名 | 性別對高畜雜交黑豬肥育期生長性能、屠體性狀、肌肉屠後變化及血液性狀之比較=Comparison of Barrows and Gilts on the Growth Performance, Carcass Traits, Muscle Postmortem Changes and Hematological Traits in Finisher Duroc x KHAPS Black Pigs |
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作 者 | 黃憲榮; 柯慧君; 王漢昇; 李秀蘭; 許晉賓; 許岩得; 林正鏞; | 書刊名 | 畜產研究 |
卷 期 | 47:1 2014.03[民103.03] |
頁 次 | 頁61-70 |
分類號 | 437.654 |
關鍵詞 | 高畜雜交黑豬; 性別; 生長性能; 肌肉屠後變化; 血液性狀; KEAPS crossbred black pigs; Sex; Growth performance; Muscle postmortem changes; Hematological traits; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究在比較高畜雜交黑豬【杜洛克母豬 ×高畜 (高雄種畜繁殖場 )黑豬公豬】之閹公豬與女豬肥育期生長性能與小里肌屠後變化及血液性狀之差異。試驗選用 24頭健康且體重相近之肥育期閹公豬及女豬,每處理 3重複,每重複 4頭,試驗期 9週。試驗期間提供相同之飼糧與水,供豬隻自由食用。試驗結果顯示,閹公豬第 9週及全期之日增重顯著較女豬高 (P < 0.05)。閹公豬第 3、6及 9週及全期之日採食量顯著較女豬大 (P < 0.05)。飼料轉換率,於兩者間並無顯著差異。閹公豬之第一肋骨背脂厚度、平均背脂厚度及脂肪率顯著較女豬為高 (P < 0.05),但女豬瘦肉率顯著較閹公豬 (P < 0.05)為高。屠宰率、屠體長、肋骨數、最後肋骨背脂厚度、最後腰椎背脂厚度及骨頭率,於兩者間則無顯著差異。閹公豬之小里肌屠後肌原纖維蛋白質降解速度較女豬為快,於屠後第 2天顯著 (P < 0.05)高於女豬。第 0、4、8及 14天性別差異不顯著。閹公豬之紅血球數及血球容積比,顯著較女豬高 (P < 0.05)。白血球、嗜中性球、嗜酸性球、嗜鹼性球、淋巴球、單核球、血紅蛋白 (血色素 );平均紅血球容積、平均紅血球血紅素、平均紅血球血紅素濃度、紅血球分布寬度、血小板數及平均血小板體積,於兩者間則無顯著差異。 |
英文摘要 | An experiment was carried out to compare growth performance, hematological traits and muscle postmortem changes of barrows and gilts for finisher Duroc x KHAPS (Kaohsiung Animal Propagation Station) black pigs. Twenty-four healthy crossbred black pigs, average body weight 78 kg, were used as experimental animals with similar body weight. Pigs were selected and randomly assigned to either barrows or gilts groups, which were allocated into trireplicates with 4 pigs in each pen (384 × 256 cm). All pigs were provided with the same finisher diets. Feed and water were provided ad libitum during experimental period. The results showed that average daily gain and average daily feed intake in barrows were significantly (P < 0.05) greater than the gilts, but the feed conversion ratio was not affected by the treatments. Compared with gilts, barrows had a significantly higher (P < 0.05) changes of myofibrillar fragmentation index (MFI) in psoas major muscles in day 2. However, no differences were obsered with MFI of psoas major muscles in the day 0, 4, 8 and day 14 between the barrows and gilts. In addition, the average back fat thickness and fat ratio were significantly higher (P < 0.05) in barrows whereas the gilts had significantly higher (P < 0.05) lean meat percentage. Also, the red blood cell count and hematocrit were significantly higher (P < 0.05) in barrows, but white blood cells,neutrophils, eosinophil, basophilic ball, lymphocyte, monocyte, hemoglobin, mean corpuscle volume, mean red blood cell hemoglobin, mean red blood cell hemoglobin concentration, red cell distribution width, platelet count and mean platelet volume were not affected by genders. |
本系統中英文摘要資訊取自各篇刊載內容。