منابع مشابه
Insects as drivers of ecosystem processes
Insects and other small invertebrates are ubiquitous components of all terrestrial and freshwater food webs, but their cumulative biomass is small relative to plants and microbes. As a result, it is often assumed that these animals make relatively minor contributions to ecosystem processes. Despite their small sizes and cumulative biomass, we suggest that these animals may commonly have importa...
متن کاملThe human ecosystem Part I: The human ecosystem as an organizing concept in ecosystem management
The human ecosystem Part I: The human ecosystem as an organizing concept in ecosystem management Gary E. Machlis a , Jo Ellen Force b & William R. Burch JR. c a Cooperative Park Studies Unit, National Park Service, Department of Forest Resources, University of Idaho, Moscow, Idaho, 83844–1133, USA E-mail: [email protected] b Department of Forest Resources, University of Idaho, Moscow, Idaho, ...
متن کامل1 The Various Effects of Insects on Ecosystem Functioning
Insects represent a dominant component of biodiversity in most terrestrial ecosystems yet they have largely been neglected in studies on the role of biodiversity in nutrient cycling, or, more generally, the functioning of ecosystems. The scarcity of manipulative studies on the role of insects in ecosystem processes contrasts with the expert knowledge and large body of research already available...
متن کاملModeling the Supply of Sediment Retention Ecosystem Service (Case study: Eastern Part of Gorgan-Rud Watershed)
Ecosystem services are benefits that people obtain from ecosystems. Soil retention is one of the most important ecosystem services. The capacity of ecosystem to maintain soil can be estimated by quantifying this services. In this study, version 3.0.0 of the InVEST software was used to map this ecosystem service in the eastern part of Gorgan-Rud watershed. The InVEST model employs the Universal ...
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ژورنال
عنوان ژورنال: Acta Scientific Agriculture
سال: 2019
ISSN: 2581-365X
DOI: 10.31080/asag.2019.03.0604