摘要
本文提供了大天鹅(Cygnus cygnus)早春迁来巴音布鲁克沼泽区的数量,习性及迁徙规律等。1992年最早迁来日期是3月19日,3月27日达到高峰。日迁徙高峰在夜里21:00—0:00。白天较少迁飞。迁徙途径主要是沿天山开都河河谷逆流而上。
This paper deals with the number,habit and early spring migration of Whooper Swan (Cygnus cygnus)in Bayinbuluke. The first group of swans came to the area on March 19th, 1992 and up to the top of numbers on March 27th.The migrant top everyday was from 21:00 to 0:00 at night and a few in the day. Main migratory route of the swans was along the Kaidu River against the current in Tianshan Mountains.
出处
《干旱区研究》
CSCD
北大核心
1993年第2期54-56,共3页
Arid Zone Research
基金
国家自然科学基金(39170119)
关键词
大天鹅
迁徒
巴音布鲁克
Whooper Swan
migration
Bayinbuluke
