Results 51 to 60 of about 1,195 (221)

陕西省鸟兽益害的初步探讨

open access: yes野生动物学报, 1987
何谓鸟兽益害,益就是鸟兽的生存给人类带来的益处,也就是说:凡是有助于经济生产和科学、教育、保健事业的发展均为益;害就是指鸟兽在某一地区某一时期的活动给人类造成某些损失的现象。一、鸟兽益害鸟兽益害在自然界中经常能够见到。益多的鸟兽,也有其不利于人类的一面 ...
姚建初, 郑永烈
doaj  

Investigation of amphibians and reptiles in Wuyi Mountain Tongmu area and Mangdang Mountain National Nature Reserve, Fujian province [PDF]

open access: yes, 2017
福建茫荡山、武夷山国家级自然保护区位于我国东南部的仙霞岭—武夷山脉,生态环境良好,动植物资源丰富,是全球生物多样性保护的重要区域之一。两栖动物和爬行动物在脊椎动物的进化历程中扮演着十分重要的角色,同时也是我国受威胁程度最高的两个生物类群。本文于2015年9月至2016年10月采用样线法对福建茫荡山和武夷山两个保护区的两栖和爬行动物进行了初步的调查研究,并结合历史文献数据进行分析,获得结果如下: (1)茫荡山自然保护区有两栖动物9科22属33种,其中蛙科和姬蛙属为优势科、属 ...
巩匆然
core  

Commentary to: An integrated historical study on human–tiger interactions in China 中国境内人虎互动的综合历史研究

open access: yesIntegrative Conservation, Volume 3, Issue 3, Page 149-151, September 2024.
Abstract The tiger holds a revered position in Chinese culture, symbolizing power and strength, yet its coexistence with human populations has often been marked by tension and conflict. Understanding the historical dynamics of human‐tiger relations is essential for comprehending the current state of tiger populations and shaping future coexistence with
Pablo Villalva
wiley   +1 more source

埃克塞特书谜语中的博物学 [PDF]

open access: yes, 2014
自18世纪以来,中世纪早期流传下来的"埃克塞特书"受到学者们的广泛关注,书中谜语更是引起热烈讨论。谜语惯用隐喻、拟人、对偶冲突等手法,具有模糊、晦涩的特点,通常不被视为严肃的知识形态,谜语史也极少受到科学史界关注。实际上,埃克塞特书中的谜语包含丰富的博物学知识,分析其中的谜语既能了解中世纪博物学的特点 ...
熊姣
core  

Identification of Tiletamine, Zolazepam and Their Metabolites in Drug Facilitated Sexual Assault by GC-QTOF-MS#br# [PDF]

open access: yes, 2019
Objective To identify tiletamine, zolazepam and their metabolites in samples from drug facilitated sexual assault by gas chromatography-quadrupole time of flight mass spectrometry (GC-QTOF-MS).
HE Si-yang, GONG Fei-jun, LIAN Ru,et al.
core   +1 more source

Combining camera trap surveys and IUCN range maps to improve knowledge of species distributions

open access: yesConservation Biology, Volume 38, Issue 3, June 2024.
Abstract Reliable maps of species distributions are fundamental for biodiversity research and conservation. The International Union for Conservation of Nature (IUCN) range maps are widely recognized as authoritative representations of species’ geographic limits, yet they might not always align with actual occurrence data. In recent area of habitat (AOH)
Cheng Chen   +39 more
wiley   +1 more source

The comparative studies on biology and epidemiology of parasitic helminths in animals [PDF]

open access: yes, 2007
本论文包括两个部分: 1.河南省蝙蝠消化道寄生蠕虫: 从2005年4月至2007年2月对河南省蝙蝠进行野外调查,采集13个产地454只蝙蝠,隶属于3科8属18种,雄性230只,雌性224只。通过蝙蝠的解剖,发现蝙蝠消化道内感染的蠕虫有吸虫、绦虫和线虫。其中吸虫13种,隶属于3科6属,梨形肠前腺吸虫和微棘刺囊吸虫为我国新纪录;绦虫3种,隶属于1科1属,东北蝙蝠绦虫为我国新记录;线虫3种,隶属于3科3属,比勒陀利亚圆钩线虫为我国新记录。 吸虫结构描述中 ...
马金友
core   +1 more source

九万山国家级自然保护区鸟兽多样性红外相机监测初报

open access: yes野生动物学报, 2022
2020年8月—2021年7月,在广西九万山国家级自然保护区核心区、缓冲区和实验区共布设50台红外相机,对区内的野生动物资源进行连续监测。研究期间共记录到兽类17种(4目10科)和鸟类19种(5目10科),其中国家二级重点保护野生动物12种。兽类中,相对多度指数前5位的依次是小泡巨鼠(Leopoldamys edwardsi)、赤麂(Muntiacus vaginalis)、野猪(Sus scrofa)、红腿长吻松鼠(Dremomys pyrrhomerus)和鼬獾(Melogale moschata);
汪国海   +7 more
doaj  

Biodiversity and ITS conservation in area of natural mangrove reserve in Zhangjiang estuary, Fujian [PDF]

open access: yes, 2004
福建漳江口红树林湿地自然保护区位于东经117024/07//~117030/00// ,北纬23053/45//~23056/00//的云霄县内,总面积2 360 hm2;是福建省唯一的一个红树林国家级保护区。本文介绍了保护区的生物多样性现状,保护区内现有生物物种688种,其中国家一级保护动物2种,国家二级保护动物19种,“三有”动物162种,中日协定保护候鸟77种,中澳协定保护候鸟41种,有全国最大面积的白骨壤林。并提出了符合保护区管理的生物多样性保护策略:落实生物多样性保护工程实施政策 ...
吴文林, 李元跃
core  

Relationship between Blood Acetaldehyde Concentration and Psychomotor Function of Individuals with Different ALDH2 Genotypes after Alcohol Consumption [PDF]

open access: yes, 2019
Objective To explore the change rules of blood ethanol and blood acetaldehyde concentration, the impairment of psychomotor functions of different acetaldehyde dehydrogenase (ALDH) 2 genotype individuals after alcohol consumption and the relationship ...
YE Yi, CHEN Fan, WU Hao, et al.
core   +1 more source

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