Results 21 to 30 of about 6,204 (114)
The Two Faces of Introgression in Conservation Biology 基因渗入在保育生物学中的双重面貌
Conservation biologist need to take into account the various aspects of introgression in their attempts to protect the species integrity and evolutionary potential of threatened species. To do so, they have to overcome the bias created by the Mayrian species concept that considers species as having distinct gene pools.
Harald Schneider, Charles H. Cannon
wiley +1 more source
Religious uses shape the selection and distribution of Chinese Buddhist tree species
Abstract As a widely disseminated world religion, Buddhism's selection of religious species may profoundly impact candidate species distribution. This study sampled 246 Chinese temples covering diverse regions to investigate the selection modes of Buddhist tree species (BTS) and the alien religion's influence on Chinese indigenous biodiversity and ...
Cheng Jin +8 more
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Read the free Plain Language Summary for this article on the Journal blog. Abstract While elevational patterns of soil bacterial and fungal communities in mountain ecosystems have been well documented, the assembly processes of soil archaeal and protistan communities, and their linkage with ecosystem multifunctionality (EMF), remain poorly understood ...
Bao‐Min Yao +14 more
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通过对福建三明地区米槠次生林和杉木人工林林内穿透雨和树干径流进行了对比分析,研究了2种林分类型对降雨再分配规律的影响及其关键影响因素。在研究区内分别选取了3个20 m × 20 m标准样地,同时设置了穿透雨和树干径流收集装置,每场降雨后测定相应的水量。结果表明:研究期内年降雨量为1 706.6 mm,米槠次生林和杉木人工林林内穿透雨量没有显著差异,总穿透雨量分别为1 204.0 mm和1 289.9 mm,分别占年降雨的70.6%和75.6%;米槠次生林树干径流量显著高于杉木人工林 ...
江淼华 +4 more
doaj
ABSTRACT Objectives To investigate the impact of aspirin administration on the incidence of preterm birth, according to the type of delivery and gestational age at preterm birth, and to examine the hypothesis that aspirin delays preterm delivery. Methods This was a secondary analysis of a multicenter stepped‐wedge cluster randomized trial of a first ...
H. H. Y. Leung +29 more
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This study provides definitive evidence of wolf presence based on camera trap surveys conducted in Shangri‐La National Park, northwestern Yunnan, between 2022 and 2024. This remarkable rediscovery highlights the critical role that well‐managed national parks can play in facilitating the recovery of endangered species.
Yun Deng +10 more
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以洪涝诱发灾害干扰受损区的次生阔叶林、杉木林和毛竹林为研究对象,研究了3种林型自然恢复过程中土壤容重、孔隙度和田间持水量等11项土壤物理性质指标的变化规律及主要影响因素。结果表明:(1)次生阔叶林和杉木林在未受损—刚受损—受损恢复过程中土壤容重先增大后减小,毛竹林逐渐减小;次生阔叶林和杉木林总孔隙度、含水率、饱和持水量、毛管持水量和田间持水量先减小后增大,毛竹林逐渐减小;3种林型土壤质地先变粗后变细。(2)通过相关性分析和主成分分析,发现含水率 ...
李松阳 +7 more
doaj
Forest citizens and people‐centered conservation in the Brazilian Amazon
Abstract Demands for territorial recognition are foundational to the claiming of rights by forest‐proximate people who attempt to conserve their forests. The rights of these often‐marginalized populations have been largely overlooked by conservationists, yet they are central to achieving people‐centered conservation. We further developed the concept of
Luke Parry +9 more
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川西亚高山原始针叶林遭受大规模采伐后自然恢复形成的次生林已成为该区域的主要森林类型之一,也是我国西南林区水源涵养林的重要组成部分。现有亚高山森林水源涵养功能研究主要集中在暗针叶林,对天然次生林关注较少。选择川西米亚罗林区亚高山次生林自然恢复演替序列上高山柳灌丛、次生桦木阔叶林、岷江冷杉桦木针阔混交林,以相邻岷江冷杉成熟林为对照,采用空间代替时间的方法,基于土壤容重、孔隙度、持水性能等测定,分析了次生林恢复过程中土壤物理性质变化及土壤水源涵养效应动态,结果表明:(1)次生林恢复过程中 ...
朱万泽, 盛哲良, 舒树淼
doaj
Read the free Plain Language Summary for this article on the Journal blog. Abstract Interactions between plants and soil microorganisms in the rhizosphere are vital for maintaining the nutrient cycle and stability of terrestrial ecosystems. Nitrogen, closely related to carbon (C) cycling and ecosystem productivity, undergoes transformation by soil ...
Ru Wang +9 more
wiley +1 more source

