Results 11 to 20 of about 22,058 (157)

Comprehensive framework for assessing and optimizing existing research networks

open access: yesConservation Biology, EarlyView.
Abstract Conservation, monitoring, and research networks, or collections of ecological research sites unified under a common mission of data collection or a research mission, are essential infrastructure for understanding large landscapes. However, most networks developed opportunistically over decades rather than through systematic design, creating ...
Alyson East   +2 more
wiley   +1 more source

Global overview of progress in respecting the contributions of traditional knowledge in biodiversity governance

open access: yesConservation Biology, EarlyView.
Abstract Recognition and engagement of Indigenous Peoples and local communities (IP&LCs) and other traditional knowledge (TK) holders in formal biodiversity governance remain limited, despite their significant contribution to the conservation and sustainable use of biodiversity through their knowledge, innovations, practices, and land stewardship.
Kinga Öllerer   +8 more
wiley   +1 more source

Research progress on the acoustic environments of healthy buildings / 健康建筑声环境研究进展 [PDF]

open access: yes, 2020
Building and urban acoustic environments greatly contribute to the quality of healthy buildings. This paper first discusses the developmental transitions from noise control to soundscape construction, and the changing focus from negative effects on ...
Kang, J, Li, Z, Ma, H, Xie, H, Zhang, Y
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Comparative proteomic analysis reveals cold acclimation enhances the cold tolerance in mangrove plant Sonneratia apetala [PDF]

open access: yes, 2016
低温是一种重要的非生物胁迫因子,对植物的产量、分布具有重要的影响,特别是对生长、发育起着至关重要的作用。无瓣海桑(Sonneratiaapetala)是一种重要的红树植物,自1985年从孟加拉国引入中国后,以其生长迅速、树体高大、结实率高、在抵御护花米草入侵中发挥重要作用等特点迅速成为红树林湿地生态恢复中的理想树种。但无瓣海桑对低温较敏感,不耐寒,因此温度成为其生长和分布的重要限制因子之一。本论文研究经低温驯化和未经低温驯化无瓣海桑响应寒害的生理变化以及差异表达蛋白特性,阐明无瓣海桑的可能耐寒机理 ...
罗美蓉
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Synthesizing beaver coexistence messaging with the capability, opportunity, and motivation behavior model

open access: yesConservation Biology, EarlyView.
Abstract In the western United States, conservation practitioners are increasingly working with private landowners to restore habitat for North American beavers (Castor canadensis) and to use nonlethal mitigation techniques when beavers damage crops and infrastructure.
Brian D. Erickson, Megan S. Jones
wiley   +1 more source

The Resistance Research and Application of Typical Plants for Island Vegetation Restoration [PDF]

open access: yes, 2016
植被是海岛生态系统的重要组成部分,海岛植被修复对加快恢复受损的海岛生态环境,改善海岛居民的生活生产条件起关键作用。目前,我国大部分海岛生态破坏比较严重,而海岛植被修复工作起步较晚,海岛植被修复技术还不完善,对环境恶劣海岛植被修复依然缺乏良策。本文依托平潭海岛景观生境修复技术研究与示范项目,以木麻黄(Casuarinaequisetifolia)、夹竹桃(Neriumindicum)和台湾相思(Acaciaconfusa)为实验材料,室内人为控制干旱胁迫、根系盐胁迫和叶片盐胁迫的程度及时间 ...
陈慧英
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Geographic risks to functional groups of mammals and birds from habitat loss in Mexico

open access: yesConservation Biology, EarlyView.
Abstract There is a need to quantify the impact of habitat loss due to anthropogenic factors on different aspects of biodiversity, such as functional trait diversity represented by functional groups (FGs). We developed a metric to assess the weighted risk of loss of habitat for 33 FGs of mammals and 36 FGs of birds in Mexico based on potential ...
Fernando Mayani‐Parás   +4 more
wiley   +1 more source

Study on Alleviation Mechanism of Hydrogen Sulfide on Copper Stress in Rice Seedlings [PDF]

open access: yes, 2015
硫化氢(hydrogensulfide,H2S)是继一氧化氮(nitricoxide,NO)、一氧化碳和(carbonmonooxide,CO)之后被广泛关注的气体信号分子,低浓度的H2S在动物、植物和微生物中被证实参与了众多生理生化过程,调节了有机体的生长发育。H2S在植物应对盐害、干旱、重金属胁迫、冷热胁迫中发挥重要作用,增强植物对逆境的抵抗力。 铜污染是环境污染中不容忽视的一类重金属污染。本文中,我们以水稻(Oryzasativa)为材料,研究了H2S对铜胁迫的影响。结果显示低浓度的H2S ...
尹珊珊
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An experimental approach to assess the combined effects of multiple stressors on a large vertebrate species

open access: yesConservation Biology, EarlyView.
Abstract The design of experiments to investigate the combined effects of multiple stressors requires exposing target organisms to multiple combinations of stressor doses. Concurrent manipulation of stressors is often infeasible with wildlife, but long‐lasting health effects allow individual health to be used as an integrator of prior stressor exposure.
Enrico Pirotta   +24 more
wiley   +1 more source

低pH对草鱼呼吸活动和耗氧代谢的影响 [PDF]

open access: yes, 1992
研究了低pH(6.0—3.6)对草鱼呼吸活动机能及耗氧代谢的影响.结果表明,在pH4.6—3.6条件下,草鱼呼吸和气体代谢活动受干扰的程度随酸度增大而急剧加重.其具体表现为:呼吸率加快,咳嗽反应增加,呼吸深度加大.耗氧率起始升高继而迅速下降,并在极端pH(3.6)下最终引起机体组织缺氧而致死.对于pH5.6,草鱼各类呼吸与代谢指标未受明显影响,基本属于正常.供试草鱼对低pH反应的灵敏程度依次为:咳嗽率>呼吸率>耗氧率> ...
余日清,贺锡勤
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