[PDF] Top 20 Primary production in a tropical large lake: The role of phytoplankton composition
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Primary production in a tropical large lake: The role of phytoplankton composition
... located in the southern basin (Ishungu) of Lake Kivu ...characteristics of the lake's water are described elsewhere ...twice a month from March 2002 to No- vember 2009. ... Voir le document complet
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Production of dissolved organic matter by phytoplankton and its uptake by heterotrophic prokaryotes in large tropical lakes
... Abstract In pelagic ecosystems, phytoplankton extracellular release can extensively subsidize the heterotrophic prokaryotic carbon ...quantify primary production, phytoplankton ... Voir le document complet
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Chemoautotrophy and anoxygenic photosynthesis within the water column of a large meromictic tropical lake (Lake Kivu, East Africa)
... dances of chemoautotrophs or anoxygenic photoautrophs have been documented in permanently stratified water bodies, such as the Black Sea (Grote et ...and the Car- iaco Basin (Taylor et ...by ... Voir le document complet
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Response of phytoplankton to organic enrichment and shrimp activity in tropical aquaculture ponds: a mesocosm study
... conducted a mesocosm study to investigate the combined effect of organic enrichment and sediment resuspension by shrimp on phytoplankton communities in shrimp aquaculture ...Hence, ... Voir le document complet
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Dissolved organic matter composition and reactivity in Lake Victoria, the World’s largest tropical lake
... to the largest reactive reservoir of carbon-based compounds on Earth and, as consequence; DOM is a key component of the local and global carbon ...cycles. In Lake ... Voir le document complet
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Role of biologically-mediated boundary reactions in the bioavailability of Cd to freshwater phytoplankton.
... sources in the presence of Cys in comparison with their respective controls ...(i.e., the same algal batches but exposed to media buffered by NTA) at the same free [Cd 2+ ] ... Voir le document complet
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The challenge of using phytoplankton composition for Mediterranean ecosystem health assessment
... To present a new phytoplankton composition index (PPCI) which is useful for assessing ecosystem status and water quality using field data and to illustrate its application with case [r] ... Voir le document complet
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Phytoplankton composition of the urban man-made lakes of Yamoussoukro (Côte d’Ivoire)
... stations in the 7 urban man- made lakes and one natural ...into a single sample. The samples are grouped into the four climatic ...for the long dry season (LDS), March to July ... Voir le document complet
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Teleconnections between ecosystem productivity and climate indices in a tropical great lake
... Teleconnections between ecosystem productivity and climate indices in a tropical great lake François Darchambeau (1), Alberto V. Borges (1), Hugo Sarmento (2), Bruno Leporcq (3), Pascal M. ... Voir le document complet
1
Does chlorophyll <i>a</i> provide the best index of phytoplankton biomass for primary productivity studies?
... Of the variables tested here, two can be estimated from ocean color remote sensing 15 due to their direct effect on the upwelling radiance: phytoplankton absorption and total ...Retrievals ... Voir le document complet
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Choosing in a Large World: The Role of Focal Points as a Mindshaping Device
... and the formation of prior beliefs We have seen thus far how players can frame a large world into a small world, thanks to their own checklist (this part of framing is largely ... Voir le document complet
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A European Multi Lake Survey dataset of environmental variables, phytoplankton pigments and cyanotoxins
... 1) of the ...or a Fluoroprobe (BBE ...from the lake surface to the bottom of the thermocline (top of the hypolimnion) and water temperature was ... Voir le document complet
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Influence of Tropical Instability Waves on Phytoplankton Biomass near the Marquesas Islands
... 2 of 12 Equatorial Current (SEC) [15]. During La Niña events, the trade winds drive the enhancement of the equatorial currents, hence, TIW activity is maximized ...[16]. The ... Voir le document complet
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The role of multi-imaging modality in primary mitral regurgitation
... determine the localization and the extent of ...easier the identification of commissural jets. With the use of real-time 3D imaging, the mitral valve is best imaged ... Voir le document complet
13
Survey on the chemical composition of several tropical wood species
... la composition chimique de plusieurs espèces de bois tropicaux La variabilité de la composition chimique de 614 espèces est décrite dans une base de données contenant des mesures de polymères du bois ... Voir le document complet
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Evaluation of the performance of HPLC-CHEMTAX analysis for determining phytoplankton biomass and composition in a turbid estuary (Schelde, Belgium)
... analyses The CHEMTAX software ( Mackey et al., 1996 ) was used to calculate the contribution of major algal groups to total chlorophyll a using concentrations of accessory ...pigments. ... Voir le document complet
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Large-scale shifts in phytoplankton groups in the Equatorial Pacific during ENSO cycles
... dependency of Synechococcus has also been observed in laboratory ...example, the Synechococcus half-saturation constant for ammonium up- take ...pico- phytoplankton species (Timmermans et ... Voir le document complet
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The role of environmental factors on trace-metalconcentrations in urban lakes - Lake Pampulha, Lake Créteil and 49 lakes in the Ile-de-France region
... repartition of metals are mainly influenced by different processes such as dilution, advection, dispersion, sedimentation, adsorption/desorption and ...on the nature of the complexants, trace ... Voir le document complet
204
Changes in the organization of production and the skill composition of employment
... Next, a formal model is developed in which the firm varies its employment mix between skilled and unskilled workers as a function of relative wages, training costs and t[r] ... Voir le document complet
165
Role of the thalamus in basal forebrain regulation of neural activity in the primary auditory cortex
... 33/59 of neurons in A1 and MGN, ...stimulation of pNB had a significant impact on the responsiveness to our band pass noise stimuli, and these effects could be frequency ...to ... Voir le document complet
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