頁籤選單縮合
題 名 | 多產種豬之選育:高畜黑豬近年性能之改進與遺傳參數評估=Breeding of Prolific Swine: The Performance Improvement and Estimation of Genetic Parameters on KHAPS Black Pigs in Recent Years |
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作 者 | 王漢昇; 許晉賓; 李秀蘭; 黃憲榮; 鄭裕信; 王治華; 林正鏞; 李秀蘭; 林正鏞; 王治華; 鄭裕信; 王漢昇; 黃憲榮; 許晉賓; | 書刊名 | 畜產研究 |
卷 期 | 49:2 2016.06[民105.06] |
頁 次 | 頁114-120 |
分類號 | 437.65 |
關鍵詞 | 高畜黑豬; 生長性能; 體型性狀; 遺傳參數; |
語 文 | 中文(Chinese) |
中文摘要 | 高畜黑豬自命名完成後便改變以往同世代自交之配種方式,改為不分世代進行配種繁殖,本研究旨在探討命名 完成後之高畜黑豬生長改進情形與其遺傳參數評估。結果顯示,在生長性能方面,公豬與母豬之 70 日齡體重、210 日齡體重及檢定期間平均每日增重分別為20.6 kg、112.2 kg、0.66 kg與20.2 kg、97.1 kg、0.55 kg,體型性狀在體長、 前幅及後幅分別為 126.0 cm、34.3 cm、30.7 cm 及 120.8 cm、30.9 cm、29.1 cm;若將完檢日期區分為熱季與涼季, 則公豬在涼季之210日齡體重、平均每日增重、體長及前幅顯著高於熱季(P < 0.05),母豬則在涼季之210日齡體重、 平均每日增重、胸圍、前幅、胸幅、後幅及胸深同樣顯著高於熱季 (P < 0.05)。在遺傳參數方面,高畜黑豬之 70 日 齡體重、平均每日增重、背脂厚度、體長與前幅之遺傳率估值分別為 0.39、0.56、0.68、0.71 及 0.58,而平均每日增 重與體長及前幅之遺傳相關 (rg) 分別為 0.70 與 0.87,其餘性狀間皆為低度至中度遺傳正相關。藉由分析近年來高畜 黑豬之檢定數值與遺傳參數可做為未來進行選育之依據,同時了解性狀之改進情形。 |
英文摘要 | After Kaohsiung Animal Propagation Station black pigs (KHAPS black pigs) were approved certification of new breed officially, the strategies of mating system in KHAPS black pigs were adopted by mating with different generation rather than mating with the same generation. This study was conducted to investigate the improvement of growth performance and body conformation and estimation of genetic parameters on KHAPS black pigs after certification. The results showed that the growth performance of boars and gilts on weight at the 70 day (W70), weight at the 210 day (W210) and average daily gain from 70 to 210 day (ADG) were 20.6 kg, 112.2 kg, 0.66 kg and 20.2 kg, 97.1 kg, 0.55 kg, respectively. The body conformation of boars and gilts on body length (BL), shoulder width (SW) and hip width (HW) were 126.0 cm, 34.3 cm, 30.7 cm and 120.8 cm, 30.9 cm, 29.1 cm, respectively. If we divided the date of 210-day measurement into cool and hot seasons, the W210, ADG, BL and SW of cool season were higher than hot season significantly (P < 0.05) in boars. In gilts, the W210, ADG, chest circumference (CC), SW, chest width (CW), HW and chest deep (CD) of cool season were higher than hot season significantly (P < 0.05). The estimation of genetic parameter showed that the heritability of W70, ADG, backfat thickness (BF), BL and SW were 0.39, 0.56, 0.68, 0.71 and 0.58, respectively. The genetic correlations between ADG and BL, ADG and SW were 0.70 and 0.87 and the other values between two traits were low to moderate positive genetic correlation. By analyzing the test data and genetic parameters of KHAPS black pigs in recent years, we expect to understand the improved condition and adjust our selection. |
本系統中英文摘要資訊取自各篇刊載內容。