摘要
2008~2010年在高桥洼林场对山鹡鸰的生态习性进行了观察,结果表明:该鸟在本地为夏候鸟,每年4月上旬迁来,9月下旬迁离,繁殖期为5~7月,多于5月中下旬产卵,窝卵数为4~5枚,孵化期约为9~10 d,雏鸟晚成性,13~14 d方可离巢。繁殖后在本地的种群密度平均为1.78只/km,繁殖后比繁殖前种群密度增加18.37%。
Ecological habits of Forest Wagtail(Dendronanthus indicus)in Gaoqiaowa forestry station during 2008-2010 were observed,the results show that the Forest Wagtail is a summer bird in the reserve,and they move to there in April each year,move out in September,reproduction period are during May-July,spawn number is more than mid and late May,clutch size is 4-5,incubation period is 9-10 d,fledging is emergent and can leave the nest after 13-14 d.After breeding,the average population density in the local is 1.78 only/km,moreover,population density increased by 18.37% than pre-breeding.
出处
《安徽农业科学》
CAS
北大核心
2011年第25期15393-15394,共2页
Journal of Anhui Agricultural Sciences
关键词
高桥洼
山鹡鸰
生态习性
Jieguanting
Forest Wagtail
Ecological habits