白鳍豚(Lipotes vexillifer)听阈值的进一步研究
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摘要: 目前世界上已对很多种鲸做了听觉灵敏度的研究,大体上采取的方法有两种:(1)行为反应法[1-4]和(2)诱发电位法[5].我们采取行为反应法研究白暨豚(Lipotes vexillifer)的听觉灵敏度.由于1987年中科院武汉水生生物所王丁等人已对白暨豚的听觉灵敏度进行了研究,因此我们这次的测试研究就在其灵敏区域内,重点研究白暨豚对调频刺激信号及对宽度不同的单频信号的响应.
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