检索结果-南通市图书馆

Functional trait profiles and diversity of trees regenerating in disturbed tropical forests and agroforests in Indonesia

引用

Forest Ecosystems 2022年第3期9卷 323-334页

作者： Subekti Rahayu Sidiq Pambudi Dikdik Permadi Hesti L.Tata Endri Martini Saida Rasnovi Hani S.Nuroniah Roeland Kindt Mohamad Nugraha Sonya Dewi Meine van Noordwijk World Agroforestry(ICRAF) BogorIndonesia foerdia Ministry of Environment and ForestryBogorIndonesia Botany Department Syiah Kuala UniversityBanda AcehIndonesia Plant Production Systems Wageningen UniversityWageningenthe Netherlands

A main question in restoration of degraded forests and forest landscapes recovering from logging and fire is what to expect from natural regeneration through surviving propagules in the soil or seed sources and associated dispersal agents from the surrounding landscape mosaic,as alternative to tree *** diversity in secondary forests may be high,but based on newcomer species of low wood density and long-distance,abiotic dispersal *** compiled and analyzed three pairs of case studies(totaling 815 plots and 11.8 ha)of secondary forests recovering from logging,fire and conversion to agroforest in Sumatra and Kalimantan(Indonesia)on mineral *** on tree species diversity,wood density frequency distribution(indicative of successional status)and dispersal modes were compared with those of less disturbed comparator forests in the same *** undisturbed lowland dipterocarp forest in Kalimantan had close to 200 species of trees(>10 cm diameter)at a 1-ha sample scale(and 450 at a 10-ha scale).After repeated fires a sample area of 2 ha was needed to reach the same species ***-based logging had little impact on tree species *** rubber agroforest with low-intensity management beyond rubber planting,50 tree species were found at a 1-ha scale and close to 100 species in 3 *** Kalimantan forest after repeated fires had a markedly higher fraction of lowwood-density trees(40%),but otherwise,all forests sampled were similar in overall wood density *** logged forest managed by a local community(village forest)and rubber agroforest in Sumatra contained larger fractions of heavy-wood-density *** majority of trees(50%–70%)had birds,bats and primates as dispersal agents in all *** logged forests had higher fractions of autochorous species(15%)compared to other ***(wind-dispersed)species,especially Macaranga lowii,were most common(20%)in lowland dipterocarp *** be

关键词： Agroforestry Dipterocarp Dispersal modes Kalimantan Landscape restoration Natural regeneration Sumatra Wood density

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Elevated CO2 offsets the alteration of foliar chemicals(n-icosane,geranyl acetate,and elixene)induced by elevated O3 in three taxa of O3-tolerant eucalypts

引用

Journal of Forestry Research 2021年第2期32卷 789-803页

作者： Eka Novriyanti Qiaozhi Mao Evgenios Agathokleous Makoto Watanabe Yasuyuki Hashidoko Takayoshi Koike Research and Development Institute of Forest Fiber Technology FOERDIAMinistry of Environment and ForestryKotak Pos 4/BKN BangkinangKamparRiau 28411Indonesia Division of Environment and Resources Research Research Faculty of AgricultureHokkaido UniversitySapporoHokkaido 060-8589Japan College of Resources and Environment Southwest UniversityChongqing 400700China Institute of Applied Ecology Key Laboratory of Agrometeorology of Jiangsu ProvinceNanjing University of Information Science and TechnologyNanjing 210044JiangsuChina Institute of Agriculture Tokyo University of Agriculture and TechnologyFuchuTokyo 183-8509Japan Division of Applied Biological Sciences Research Faculty of AgricultureHokkaido Univ.SapporoHokkaido 060-8589Japan Shenzhen Graduate School of Environment and Energy Peking UniversityBeijing 518055China Research Center for Eco-Environmental Science Chinese Academy of ScienceBeijing 100085China

Eucalypts are important forest resources in southwestern China,and may be tolerant to elevated ground-level ozone(O3)concentrations that can negatively affect plant *** CO2 may offset O3-induced effects by providing excess carbon to produce secondary metabolites or by inducing stomatal ***,the effects of elevated CO2 and O3 on leaf secondary metabolites and other defense chemicals were studied by exposing seedlings of Eucalyptus globulus,***,and ***×*** to a factorial combination of two levels of O3(<10 nmol mol^(−1)and 60 nmol mol^(−1))and CO2(ambient:370μmol mol^(−1)and 600μmol mol^(−1))in open-top field ***-profiles of leaf extracts illustrated the effect of elevated O3 and the countering effect of high CO2 on compounds in leaf epicuticular wax and essential oils,i.e.,n-icosane,geranyl acetate and elixene,compounds known as a first-line defense against insect herbivores.n-Icosane may be involved in tolerance mechanisms of *** and the hybrid,while geranyl acetate and elixene in the tolerance of *** O3 and CO2,singly or in combination,affected only leaf physiology but not biomass of various *** CO2 impacted several leaf traits,including stomatal conductance,leaf mass per area,carbon,lignin,n-icosane,geranyl acetate and *** effects of elevated O3 on leaf physiology(nitrogen,n-icosane,geranyl acetate,elixene)were commonly offset by elevated *** conclude that ***,*** and the hybrid were tolerant to these O3 and CO2 treatments,and n-icosane,geranyl acetate and elixene may be major players in tolerance mechanisms of the tested species.

关键词： Carbon dioxide Epicuticular wax Eucalypts Secondary metabolism Tropospheric ozone

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：