نتایج جستجو برای: p australis

تعداد نتایج: 1272196  

Journal: Mycologia Iranica 2019
A. Alizadeh, A. Mirzadi Gohari F. Salimi, M. Javan-Nikkhah,

In order to isolate and identify endophytic fungi of Phragmites australis, numerous samplings were conducted from the plants grown in the southern areas of the Caspian Sea in Guilan, Mazandaran and Golestan provinces and saline soils around the Lake Urmia at province of East Azarbaijan. Twenty-one isolates of the genus Radulidium were obtained from healthy tissues of P. au...

2014
Piotr Rzymski Przemysław Niedzielski Piotr Klimaszyk Barbara Poniedziałek

Urbanization can considerably affect water reservoirs by, inter alia, input, and accumulation of contaminants including metals. Located in the course of River Cybina, Maltański Reservoir (Western Poland) is an artificial shallow water body built for recreation and sport purposes which undergoes restoration treatment (drainage) every 4 years. In the present study, we demonstrate an accumulation ...

2012
Thomas J. Mozdzer J. Patrick Megonigal

Global change is predicted to promote plant invasions world-wide, reducing biodiversity and ecosystem function. Phenotypic plasticity may influence the ability of introduced plant species to invade and dominate extant communities. However, interpreting differences in plasticity can be confounded by phylogenetic differences in morphology and physiology. Here we present a novel case investigating...

2016
Nihan Özengin Ayse Elmaci

BACKGROUND There is growing interest in the natural and constructed wetlands for wastewater treatment. While nutrient removal in wetlands has been extensively investigated, information regarding the degradation of the pharmaceuticals and personal care products (PPCPs) has only recently been emerging. PPCPs are widely distributed in urban wastewaters and can be removed to some extent by the cons...

2012
L. A. Meyerson D. F. Whigham

Background and aims We review evidence for hybridization of Phragmites australis in North America and the implications for the persistence of native P. australis ssp. americanus populations in North America. We also highlight the need for an updated classification system, which takes P. australis intraspecific variation and hybridization into account. Methodology We reviewed available published...

2013
Jemaneh Zeleke Qiang Sheng Jian-Gong Wang Ming-Yao Huang Fei Xia Ji-Hua Wu Zhe-Xue Quan

The effect of plant invasion on the microorganisms of soil sediments is very important for estuary ecology. The community structures of methanogens and sulfate-reducing bacteria (SRB) as a function of Spartina alterniflora invasion in Phragmites australis-vegetated sediments of the Dongtan wetland in the Yangtze River estuary, China, were investigated using 454 pyrosequencing and quantitative r...

Journal: :Ecological Engineering 2022

Restoration efforts take place at large scales to improve the ecological value of degraded, modified river deltas. To anticipate on implications using dredged, estuarine sediment restore wetlands in deltas, we studied development Typha latifolia (cattail) and Phragmites australis (common reed) two designated dredged sediments, virgin Holocene clay (clay) eroded (mud), under different water leve...

2005
Majken Pagter Claudia Bragato Hans Brix

The water stress tolerance of Phragmites australis (Cav.) Trin ex. Steud. grown in the laboratory were investigated by examining effects of different levels of imposed water deficits on growth, photosynthesis and various physiological traits related to water stress. Individual plants were grown under conditions of unrestricted water supply and compared with groups of plants receiving 60, 30, 15...

2006
Robert J. Orth Gary A. Kendrick Scott R. Marion

Seed predation is an important process governing the dynamics of many plant populations. We assessed seed mortality due to predation in the seagrass Posidonia australis by identifying predators and quantifying predation events using underwater video cameras, laboratory and field observations, and field tethering experiments in shallow-water habitats off Rottnest Island, Western Australia in 200...

Journal: :General and comparative endocrinology 1999
Y Wang P F Nielsen J H Youson I C Potter J M Conlon

Current views on Agnathan phylogeny favor the hypothesis that the genera of holarctic lampreys belong to a single family (Petromyzontidae) and form an interrelated progression in which Petromyzon is near to Ichthomyzon at the base of the phylogenetic tree and Lampetra is the most derived. A stock similar to that of contemporary Ichthomyzon is considered to have given rise to the southern hemisp...

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