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題名 | 白 (腳) 蝦種蝦生殖力調查研究=Studies on the Fecundity of White Leg Shrimp Litopenaeus vannamei from Earnthern Ponds |
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作者姓名(中文) | 林明男; 曾寶順; 邱靜山; | 書刊名 | 海水繁養殖研究 |
卷期 | 1:1 2003.06[民92.06] |
頁次 | 頁55-58 |
分類號 | 439.66 |
關鍵詞 | 白蝦; 塭育種蝦; 生殖力; Litopenaeus vannamei; Pond culture parental shrimp; Fecundity; |
語文 | 中文(Chinese) |
中文摘要 | 同一日採自七股及林園的塭育雄種蝦的生殖力,是借由觀察每尾蝦所含一對精莢及一對輸精管的各別精子含量來加以評比,二地區間的樣本有顯著差異 (P < 0.05)。採自七股前後二批雌種蝦的生殖力是借由單眼柄切除誘導產卵的效果來加以觀察,體型較大的第二批 (平均體重42公克) 比較小型的第一批 (平均體重37公克) 有較高的產卵率及及產卵數。 |
英文摘要 | Fecundity of adult shrimp captured from earthen ponds was observed. The fecundity of male shrimp was observed by checking the number of spermatozoa contained in a pair of spermatophores and a pair of vas deferens respectively for each male. There was significant difference of spermatozoa count either in spermatophores or vas deferens between the samples from Lin-Yen and Chi-Ku area. Fecundity of adult female shrimp was observed through unilateral eyestalk ablation, and female with lager size (body weight, 42 g) showed higher spawning rate and number of eggs. |
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