Results 11 to 20 of about 1,542 (152)

广东中山水栖寡毛类区系调查 [PDF]

open access: yes, 2008
中山市位于珠江三角洲中南部,区内分布江河、溪流、水库、池塘等多种水体,迄今未见对该地区水栖寡毛类区系的研究报道。通过2005年6月和12月两次调查,记述中山市水栖寡毛类31种,隶属4科16属,包括1个国内新纪录种即扇形管盘虫(Aulophorus flabelliger)以及19个广东省新纪录种。区系分析表明 ...
崔永德   +3 more
core  

Lessons from an eradication under multiple constraints of an island rat population of record density

open access: yesConservation Biology, Volume 40, Issue 2, April 2026.
Abstract Invasive rats threaten island biodiversity, disrupting ecosystems and endangering native species. Although rat eradication has succeeded on many islands, tropical islands present unique management challenges. Strict regulations and financial constraints on some tropical islands further limit proven eradication methods, complicating rodent ...
Tatiane Micheletti   +7 more
wiley   +1 more source

甘肃省鸟类新纪录——黄眉鹀、黑短脚鹎

open access: yes野生动物学报, 2021
2019—2020年,在甘肃省陇南市康县阳坝镇附近进行鸟类资源调查期间,记录到黄眉鹀(Emberiza chrysophrys),地理坐标为33°1272″N,105°45′4025″E;黑短脚鹎(Hypsipetes leucocephalus),地理坐标为32°59′1967″N,105°45′1186″E,并拍摄了照片。经查阅文献确认为甘肃省鸟类分布新纪录。
黄帅龚大洁乔书凡
doaj  

ONE NEW SPECIES AND ONE NEW RECORD SPECIES of EIRENIDAE FROM THE TAIW AN STRAIT,CHINA [PDF]

open access: yes, 2013
记述了采自台湾海峡软水母亚纲lEPTOMEduSAE HAECkEl,1866、和平水母科EIrEnIdAE HAECkEl,1879 1新种,无疣杯水母PHIAlOPSIS AVErruCIfOrMIS SP.nOV.和我国海域1新纪录种,母芽侧丝水母HElgICIrrHA MEduSIfErA(bIgElOW,1909),对其形态特征进行描述。模式标本保存于国家海洋局第三海洋研究所。The samples of Eirenidae were collected from the Taiw an ...
林茂   +4 more
core  

大兴安岭地区兴安落叶松林步甲群落多样性时间动态分析 = Temporal dynamics of ground beetles in Larix gmelinii forests in the Greater Khingan Mountains, China [PDF]

open access: yes, 2021
兴安落叶松林是大兴安岭地区代表性的植被类型,其生物多样性具有独特性。步甲是森林生态系统环境和多样性的指示性物种,以及认识环境变化和生物多样性特征的关键物种。为研究大兴安岭地区兴安落叶松林步甲群落多样性的时间动态,分析步甲群落对时间变化的响应规律,于2019年5月下旬-8月下旬步甲活跃期,利用陷阱诱捕法在兴安落叶松林5个样地中采集步甲标本共15属34种1149头,其中大兴安岭地区地理新纪录物种7种,中国地理新纪录物种6种。研究结果表明,通缘步甲属(Pterostichus)和大步甲属(Carabus ...
Axmacher, J, Ma, M, Sang, W, Song, Y
core  

Tantalum‐Driven Interfacial Reconstruction Enables Ultra‐Low Contact Resistance in TiAlTa/Au GaN HEMTs

open access: yesRare Metals, Volume 45, Issue 2, February 2026.
ABSTRACT The transformative potential of gallium nitride high electron mobility transistors (GaN HEMTs) in advancing carbon‐neutral power systems remains bottlenecked by contact resistance (Rc) at the metal–semiconductor (M‐S) interface, a critical determinant of switching losses and frequency response.
Ji‐Zhou Zhang   +8 more
wiley   +1 more source

浙江省鸟类新纪录——赭红尾鸲

open access: yes野生动物学报, 2020
2019年4月在浙江象山韭山列岛国家级自然保护区发现1只赭红尾鸲雄鸟,经查询文献资料,确定为浙江省鸟类新纪录。
丁鹏 1, 陈冠 1, 范忠勇 2, 3
doaj  

A Research on Human Resource Integration during the Acquisition Process of G Medical Fujian Company [PDF]

open access: yes, 2016
随着经济全球化的深入,中国医药市场在国内外激烈竞争的环境下迎来兼并收购浪潮,有条件的医药企业纷纷以并购的方式以扩大市场份额,站稳市场脚跟。而医药分销作为医药产业中较新的一个领域,在近几年得到飞速发展,一批具有一定规模的医药分销企业正在出现,并通过并购方式迅速成长。 G医药分销福建公司是一家国有医药分销企业,公司从2010年改制创办至今,成长速度飞快,并购节奏紧凑,从原来的单体公司,发展到目前拥有八家子公司,员工一千多人,创建出自己的品牌与优势。但自并购以来,子公司融合度严重欠缺,业绩相对持平 ...
杨贺龙
core  

CHINA’S LAND FINANCE AS ACTIVE MODE OF LAND DEVELOPMENT AND INFRASTRUCTURE DELIVERY: Reality, History and Prospects

open access: yesInternational Journal of Urban and Regional Research, Volume 50, Issue 1, Page 191-220, January 2026.
Abstract Henry George advocated for capturing land value increases for public ends. The active approach of public authorities organizing and financing land development can help capture higher land value increases, as Hartman and Spit indicate. However, this approach hardly happens in developing countries, where the coalition of private developers and ...
Nannan Xu
wiley   +1 more source

辽宁省鸟类分布新纪录——白斑军舰鸟

open access: yes野生动物学报, 2021
白斑军舰鸟为鲣鸟目军舰鸟科大型热带海鸟,常见于中国南海、南沙群岛和西沙群岛,从未见在辽宁省等北方海域被发现过。2018年5月20日在喀左龙源湖湿地的天空中发现1只白斑军舰鸟,经查阅辽宁省鸟类分布相关文献资料发现,白斑军舰鸟在辽宁省属于分布新纪录,同时也成为白斑军舰鸟在中国最北端的最新发现记录。
史宇飞 1 乌春雷 2
doaj  

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