نتایج جستجو برای: coastal plant

تعداد نتایج: 446762  

Journal: :پژوهش های جغرافیای انسانی 0
اسحاق جلالیان استادیار جغرافیا و برنامه ریزی شهری، دانشگاه پیام نور، ایران میرنجف موسوی دانشیار جغرافیا و برنامه ریزی شهری، دانشگاه ارومیه، ایران علی باقری کشکولی دانشجوی دکتری جغرافیا و برنامه ریزی شهری، دانشگاه اصفهان، ایران

extended abstractintroductiontoday, large number of world’s major cities is located in coastal environments these towns have and all important positions in the economic, cultural and social functions. coastal areas and the cities located in they are economically very important in terms of the environment, sensitive to many of factors influencing and physically, against a variety of natural haza...

Journal: :Annals of botany 2014
Anissia C White Timothy D Colmer Greg R Cawthray Mick E Hanley

BACKGROUND AND AIMS Despite concerns about the impact of rising sea levels and storm surge events on coastal ecosystems, there is remarkably little information on the response of terrestrial coastal plant species to seawater inundation. The aim of this study was to elucidate responses of a glycophyte (white clover, Trifolium repens) to short-duration soil flooding by seawater and recovery follo...

1999
J. K. Kumar T. Narender M. S. Rao P. S. Rao G. Tóth H. Duddeck

Crotolaria ramosissima is a weed plant belonging to the family Leguminoseae. It is a much branched sticky woody herb. The flowers are yellow tinged with purple. It is distributed in some places of Tamilnadu and coastal areas of Andrha Pradesh. The plant contains waxes, and, when flowering, a yellow exudate appears in the inflorescences. Recently, we published the corrected structure of crotaram...

2017
M. Bala Krishna Prasad Alok Kumar A. L. Ramanathan Dilip Kumar Datta

Introduction: Mangrove forests are highly productive ecosystems distributed along the tropical coast line. Nutrient biogeochemistry of mangroves are primarly driven by both allochthonous and autochthonous sources. Characterization of organic matter in coastal ecosystems enables to understand the biogeochemical transformation of organic matter and its influence on ecosystem productivity in respo...

Journal: :Applied and environmental microbiology 1997
G A Kowalchuk S Gerards J W Woldendorp

Marram grass (Ammophila arenaria L.), a sand-stabilizing plant species in coastal dune areas, is affected by a specific pathosystem thought to include both plant-pathogenic fungi and nematodes. To study the fungal component of this pathosystem, we developed a method for the cultivation-independent detection and characterization of fungi infecting plant roots based on denaturing gradient gel ele...

Journal: :Plant physiology 2012
Roberto A Gaxiola Charles A Sanchez Julio Paez-Valencia Brian G Ayre James J Elser

Plant scientists face the difficult challenge of increasing food production without further degradation of the environment. In order to protect drinking water resources and prevent the proliferation of harmful algal blooms and “dead zones” in coastal marine ecosystems, it is imperative to reduce anthropogenic nutrient inputs (Conley et al., 2009). These challenges are further compounded by the ...

2012
G. Almendros

Przenosza (Western Carpathians, Poland) is an important palaeobotanical Cretaceous basement with morphologically well-preserved plant remains. Both the morphology of the macroremains and the microscopic examination of isolated plant cuticles correspond to typical species of coastal swampy palaeoenvironments, mainly the fern Weichselia reticulata (Stokes & Webb). After isolation of the plant rem...

Journal: :Revista de biologia tropical 2007
Megan E Griffiths Basma A Mohammad Andres Vega

The land crab Gecarcinus quadratus is an engineering species that controls nutrient cycling in tropical forests. Factors regulating their coastal distribution are not fully understood. We quantified land crab distribution during the dry season at Sirena Field Station in Corcovado National Park, Costa Rica, and found that land crab burrow density decreases with increasing distance from the ocean...

2017
Jason P. Martina Ann Arbor William S. Currie Deborah E. Goldberg Kenneth J. Elgersma

Gaining a better understanding of carbon (C) dynamics across the terrestrial and aquatic landscapes has become a major research initiative in ecosystem ecology. Wetlands store a large portion of the global soil C, but are also highly dynamic ecosystems in terms of hydrology and N cycling, and are one of the most invaded habitats worldwide. The interactions between these factors are likely to de...

2006
ROBERT B. HALLEY J. HA - ROLD HUDSON

Northwest Borneo orogene. The shelf widens to more than 300 km toward the south in Sarawak and measures about 100 km in the north in Sabah. Structural deformation is most severe onshore and decreases toward the offshore, where all the currently producing East Malaysian fields are located. The two largest offshore oil fields, the Baronia field in northern Sarawak and the Samarang field in southe...

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