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頁籤選單縮合
題 名 | 以四種抗原比較雛雞白痢保菌雞之調查研究=Survey of Pullorum Carries with Four Kind Antigen |
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作 者 | 劉榮標; | 書刊名 | 中華農學會報 |
卷 期 | 52 民54.12 |
頁 次 | 頁73-80 |
關鍵詞 | 抗原; 白痢保菌雞; 雛雞; |
語 文 | 中文(Chinese) |
英文摘要 | 69 adult chickens which had been diagnosed as pullorum positive reaction in a routine examination carried out by the provincial agricultural authorities were purchased from 4 poultry farms. The rapid agglutination test with 4 kinds of antigen, the bacteriological examination from organs and eggs and the hatchability test were done on those chiekens. A considerable variation in the reaction of individual bird sto 4 kinds of antigen was observed in this study. Of the 69 birds tested, 6 gave positive agglutination reaction to 4 kinds of antigen, 16 to 3 kinds, 16 to 2 kinds, 24 to 1 kind and 4 exhibited negative agglutination reaction to 4 kinds of antigen As to the bacteriological examination, of the 69 birds examined, 34 were positive in bacterial isolation from organs. Of those organisms isolated, 1 strain belonged to E. coli, 8 strains were proteus, 1 strain belonged to Arizona and the remaining organisms belonged to lactose fermentative bacteria or non-entero-bacteria. These organisms reacted on the individual chicken sera in the rapid plate test. In the bacteriological examination on eggs laid by carrier hen 22 (35.4%) of 62 egg white and 171(68.9%) of 248 egg yolk were positive for bacterial isolation. The organisms isolated from eggs as those from organs reacted on individual sera in the rapid plate test in the ratios ranging from 5.45% to 89.47%. 461 eggs laid by carrier hen were incubated and 179 (38.82%) were infertile, 76 (16.48%) stopped growing 20 (4.34%) succumbed, and 186 (40.34%) hatched. |
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