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理學院
生命科學專業學院—生命科學系
生物學報
生物學報
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/148
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search.filters.author.呂光洋
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search.filters.author.林獻升
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search.filters.subject.Amphibian
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search.filters.subject.Embryo mortality
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search.filters.subject.Frogfly
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search.filters.subject.兩棲類
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search.filters.subject.胚胎死亡
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兩棲類胚胎死亡原因之探討
(
國立臺灣師範大學生命科學學系
,
2000-06-??
)
林獻升
;
呂光洋
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本文整理以往所發表過有關於兩棲類胚胎死亡原因及其相關文獻。造成胚胎死亡的原因可分為非生物因子與生物因子。非生物因子有低溫凍死、過量紫外光照射、脫水乾死、缺氧及水中酸鹼值過低。生物因子有胚胎不正常發育、遭真菌寄生及捕食者捕食。捕食是造成胚胎死亡的主要原因,大部分捕食者不具專一性,為廣食性之機會攝食者,只有蛙蠅與蛙卵具有專一性關係,易造成胚胎大量死亡,值得兩棲類學者關注。
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