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題 名 | 水簾式豬舍對公豬精液性狀及初產母豬繁殖性狀之影響=Effects of Wet Pad and Forced Ventilation House on the Semen Traits of Boars and the Reproductive Traits of Primiparous Sows |
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作 者 | 黃憲榮; 李錦足; 許晉賓; 王治華; | 書刊名 | 畜產研究 |
卷 期 | 39:3 民95.09 |
頁 次 | 頁183-192 |
分類號 | 437.656 |
關鍵詞 | 水簾式豬舍; 溫度; 精液性狀; 季節; 母豬; Wet pad and forced ventilaiton house; Temperature; Semen traits; Season; Sow; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究之試驗--採用杜洛克公豬16頭(年齡11月至13月之間)平均分配於水簾式豬舍及開放豬舍,每隔4-5天採精乙次,測定其精液性狀等資料。試驗二將參試母豬飼養在水簾豬舍及開放豬舍,每季各10頭,合計共80頭母豬,試驗收集豬舍溫度及繁殖性能等資料。公豬之精液量及精子數,在水簾豬舍顯著地高於開放豬舍。母豬之平均離乳至再發情天數,在水簾豬舍顯著地比在開放豬舍為短(P<0.05)。母豬受胎率及離乳活仔數在水簾豬舍顯著地高於開放豬舍(P<0.05)。水簾豬舍之離乳死仔數顯著低於開放豬舍(P<0.05)。兩者豬舍之總仔數間沒有顯著差異。季節對公豬精液性狀之影響,冬季精液量皆顯著地較其他季節者高(P<0.05),而春、秋兩季也顯著較夏季高(P<0.05),但春、秋兩季差異不顯著。精子數由高而低之順序為冬、春、秋及夏季,四季間皆差異顯著(P<0.05)。有關季節對母豬生殖性狀之影響,冬季母豬離乳再發情天數顯著地較其他季節者短(P<0.05),而春、秋兩季者也顯著較夏季者短(P<0.05);春、秋兩季間則差異不顯著。冬季母豬受胎率顯著地較其他季節高(P<0.05),而春、秋季也顯著較夏季高(P<0.05);春、秋兩季者間則差異不顯著。秋、冬季之離乳活仔數皆顯著較春、夏季者高(P<0.05)。而秋、冬季間及春、夏季間均不顯著。秋、冬之哺乳期間死仔數皆顯著較春、夏季者低(P<0.05)。而秋、冬間及春、夏間兩者均無差異。春、夏、秋及冬季的出生活仔數,均無差異。由結果顯示水簾豬舍可顯著改善熱緊迫而導致之繁殖障礙現象。 |
英文摘要 | Trial one: Sixteen Duroc boars ranging from 11 months to 13 months of age were evenly divided into wet pad and forced ventilation house, and house with no pad or pad or fans. We collected semen once in 4-5 days to measure its properties. Trial two: 10 sows were raised in wet pad and forced ventilation house, and 10 sows were raised in house with no pad or fans in each season. There were a total of 80 sows to be studies for the influences of the house on the reproductive performances. Results showed there were significantly better semen quantity and number of spermatozoa in wet pad and forced ventilation house group than the other group. The average days of return-to-oestrus after weaning in wet pad and forced ventilation house group was significantly less than those of the other group (P<0.05). The conception rate and the litter size at weaning in wet pad and forced ventilation house group were significantly higher than the other group (P<0.05). The dead litters from weaning of wet pad and forced ventilation house group were significantly less than those of the other group (P<0.05). There was no significant difference in piglets born alive between these two groups. Semen quantity was significantly higher in winter than that in the other seasons (P<0.05), and spring and autumn were higher than summer (P<0.05). No significantly difference was found between spring and autumn. Number of spermatozoa in winter was significantly higher than that in other seasons, and spring was significantly higher than autumn. There was least concentration of spermatozoa in summer (P<0.05). The days of return-to-oestrus after weaning in winter were significantly less than in other seasons (P<0.05), and there was significantly less days of return-to oestrus after weaning in spring and autumn than in summer (P<0.05). However there was no significant difference in day of return-to-oestrus after weaning between spring and autumn. Conception rate was significantly higher in winter than that in other seasons (P<0.05), and spring and autumn were higher than summer (P<0.05). There was no significantly difference in conception rate between spring and autumn. The little size at weaning in winter and autumn was significantly higher than that in spring and summer (P<0.05), and there was no significant difference in live pigs at weaning between autumn and winter and between spring and summer. But there was significantly less dead pigs at weaning in autumn and winter than in spring and summer (P<0.05), and there was no significant difference in dead pigs at weaning between autumn and winter and between spring and summer. No significant difference was found in the piglets born alive among seasons. From the results, we concluded that heat stress had impaired the reproduction performance of the boar, and this problem could be abated by using wet pad and forced ventilation house. |
本系統中英文摘要資訊取自各篇刊載內容。