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zhong hua qiu sha ya de jiong jing yu kun huo
Author(s): 
Pages: 10-13
Year: Issue:  3
Journal: CHINA NATURE

Abstract: <正>几年前,我们曾提出在赣东北地区保有着一个数量相对较大的中华秋沙鸭越冬群体(详见《大自然》2003年第2期)。四五年的时光一晃就过去了虽然中华秋沙鸭还是每年如期地返回越冬地,虽然我们每个冬季也都会不时地去探望它们,但我们更
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