Results 131 to 140 of about 490,447 (173)

中国鸨类的分布与现状

open access: yes, 2007
依据1990-2002年调查资料,分析了我国国家一级保护动物3种鸨类的分布和现状。大鸨(Otis tarda):东方亚种(O.t.dybowskii)中国种群繁殖于黑龙江西南部、吉林西部、内蒙古东部和中部、宁夏北部和甘肃,少数个体滞留在南部繁殖地越冬。指名亚种(O.t.tarda):中国种群繁殖于新疆北部和西部。越冬区尚不清楚,推测可能在南亚一带,新近在新疆察布查尔发现越冬个体。繁殖地生境为草原、荒漠草原和农田;越冬地生境为挥湖沿岸滩涂、草甸、草甸草原和麦地等。波斑鸨(Chlamydotis ...
许可芬   +4 more
core  

[Current status and future direction of diagnosis and treatment of childhood Ménière's disease]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Jin Z, Deng J, Hu L, Yang P, Chen J.
europepmc   +1 more source

[Clinic behavior and therapeutic status of patients with antiphospholipid syndrome]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Li Y, Liu X, Li G, Li C, Jia Y.
europepmc   +1 more source

[Current status of intrauterine adhesion treatment and research progress in stem cell therapy]. [PDF]

open access: yesZhong Nan Da Xue Xue Bao Yi Xue Ban
Zhao M, Zhang H, Zhang Q, Huang Y.
europepmc   +1 more source

[Status and influencing factors of transition preparation in adolescents with thalassemia major]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Huang XP   +5 more
europepmc   +1 more source

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