Results 121 to 130 of about 47,666 (253)

Population Dynamics of Cyrtobagous salviniae on Common Salvinia in South Florida [PDF]

open access: yes, 2005
Common salvinia (Salvinia minima Baker) is an exotic floating fern that has been in the U.S. from at least 1928(Small 1931). Its pest status in Florida is less clear perhaps due to the presence of the specialized herbivore Cyrtobagous salviniae ...
Center, T.D., Tipping, Philip W.
core  

The first report of silver fly, Leucopis argentata (Dip.: Chamaemyiidae) from Iran [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران, 2010
در طی نمونه‌برداری‌های انجام‌شده از دشمنان طبیعی شته‌ها در اصفهان در سال 1385، لاروهای مگس شکارگر از خانواده‌ی Chamaemyiidae در حال تغذیه از شته‌ی Hyalopterus pruni (Geoffroy) روی گیاه نی Phragmites sp. جمع‌آوری شد و پس از پرورش آن‌ها در آزمایشگاه، حشرات
B. Gharali, R. Ebadi, H. Rakhshani
doaj  

Management recommendations [PDF]

open access: yes
The acute succession problem justifies an opportunistic use of all suitable methods on the short-term (10 years). The ban on winter burning should be (temporally) lifted.
Bokdam, J., Braeckel, A., van
core   +2 more sources

An assessment of the cost effectiveness of vegetation harvesting as a means of removing nutrient and metals from ponds [PDF]

open access: yes, 2005
This paper reports on an investigation to quantify the mass of pollutants removed from a stormwater retention pond by routine vegetation harvesting. The amount of plants can increase the costs of ponds, and the increased costs of plant maintenance may ...
Barrett, M.   +2 more
core  

SEMI-BATCH OPERATED CONSTRUCTED WETLANDS PLANTED WITH PHRAGMITES AUSTRALIS FOR TREATMENT OF DYEING WASTEWATER [PDF]

open access: yesJournal of Engineering Science and Technology, 2011
The objective of present study is to evaluate the using of constructed wetland under semi-batch operation for the treatment of azo dye Acid Orange 7 (AO7) containing wastewater. The emergent plant selected in our study was Phragmites australis.
SOON-AN ONG   +4 more
doaj  

Middle and late Holocene vegetation and landscape evolution of the Scheldt estuary : a palynological study of a peat deposit from Doel (Belgium) [PDF]

open access: yes, 2011
Local and regional environmental conditions for the south-eastern Scheldt estuary during the middle and late Holocene period have been reconstructed based on pollen analysis, loss-on-ignition and radiocarbon dating of a sediment core from Doe (N-Belgium)
Deforce, Koen
core   +1 more source

Climate Change and Great Lakes Water Resources [PDF]

open access: yes, 2007
Looks at how climate change will impact water resources in the Great Lakes region and identifies policies to reduce greenhouse gas emissions that cause climate ...
Bret B. Stuntz, Noah D. Hall
core  

Batch Experiment of Cu Removal from Aquous Solution by Phragmites Australis Nanostructure

open access: yesMuhandisī-i Bihdāsht-i Muḥīṭ, 2015
Background: Water and soil pollution by heavy metals is a serious threat to environment and human health. Therefore finding an effective method for removing heavy metals from water is very important.
Hoda Kahrizi   +2 more
doaj  

Introduction [PDF]

open access: yes
The biodiversity of low-productive pastures and hayfields is threatened across Europe by intensified land use and abandonment. The question is whether and how Extensive Farming can be maintained or restored, or whether conservation management should ...
Bokdam, J., Braeckel, A., van
core  

Review of best management practices for aquatic vegetation control in stormwater ponds, wetlands, and lakes [PDF]

open access: yes, 2013
Auckland Council (AC) is responsible for the development and operation of a stormwater network across the region to avert risks to citizens and the environment.
Champion, Paul   +10 more
core  

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