Total Phosphorus
An Analysis of Total Phosphorus Dispersion in Lake Used As a Municipal Water Supply
... the phosphorus dispersion within this reservoir by the numerical solution of two-dimensional equation of advection-diffusion-reaction by the method ...of total phosphorus collected from November 2008 ...
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O uso de cloreto de polialumínio como medida de restauração da qualidade da água em lagos rasos tropicais
... and total phosphorus from the water ...removing phosphorus has been reported in several laboratory and whole-lake experiments (Welch & Schrieve, 1994; Van Hullebusch et ...
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DISTRIBUTION AND ABUNDANCE OF CHIRONOMIDAE (DIPTERA, INSECTA) IN AN IMPACTED WATERSHED IN SOUTH-EAST BRAZIL
... Physical and chemical characterization of each sampling station was carried out by analyzing water samples collected from the subsurface and sediment collected from one of the margins. Con- centration of dissolved oxygen ...
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Marina Costa GARCIA1 , Marta de Toledo BENASSI2 , Manoel Soares SOARES JÚNIOR1
... The roasting process affects the physical, chemical, and sensory characteristics of rice bran. Free-Choice Profile analysis allowed the differentiation of rice bran samples in terms the cultivar and roasting time. The ...
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Vertical and temporal dynamics of phytoplanktonic associations and the application of index assembly in tropical semi-arid eutrophic reservoir, northeastern Brazil
... The vertical variation of the water temperature ranged at about 1 °C between the photic and aphotic zones. Temporal variation reached 4 °C, with minimum of 27 °C and maximum of 31 °C. The distribution pattern was the ...
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Water quality index using multivariate factorial analysis
... ammonia, total phosphorus, electrical conductivity, pH, suspended solids and turbidity, which were considered important due to the agricultural man- agement adopted in the ...
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Limnological variables and nutritional content of submerged aquatic macrophytes in a tropical lagoon
... in total phosphorus content (p < 0.05), total nitrogen and total carbon, however, without a clear pattern between seasons and macrophytes There was a tendency to higher concentrations of P ...
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Table 3 - Body composition of pejerrey fingerlings (Odontesthes bonariensis) fed different phosphorus levels in a semi-purified diet
... of phosphorus, albumin (800 g/kg crude protein) containing 1.72 g/kg total phosphorus was used as protein ...of total phosphorus ...
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Claudinei José Rodrigues¹, Cacilda Thais Janson Mercante², Clovis Ferreira do Carmo², Andréa Tucci³, João Alexandre Savilo Osti², Ariane Carolina Di Genaro²
... total phosphorus, water transparency, total alkalinity, water temperature, pH, underwater radiation and quantitative analysis of phytoplankton community; Methods: Sampling was collected infor 5 ...
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Abe, DS.a , Matsumura-Tundisi, T.a , Tundisi, JE.a and Tundisi, JG.a
... of total nitrogen (N t ) and total phosphorus (P t ) were estimated in Lobo Stream watershed, southeastern Brazil, based on export coefficients of the Model of Correlation between Land Use and Water ...
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Characterization of habitats based on algal periphyton biomass in the upper Paraná River floodplain, Brazil
... the total variability of the data in their first two axes, and showed two groups of data (Figure ...with total nitrogen and total phosphorus, dissolved organic carbon (DOC) and turbidy (Table ...
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REPOSITORIO INSTITUCIONAL DA UFOP: Fluctuations of the population of Daphnia laevis Birge 1878 : a six-year study in a tropical lake.
... with total phosphorus and ...between total phosphorus and ...particles, total phosphorus and total nitrogen were identified as species-density regulating ...the ...
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EFFECTS OF TEMPERATURE ON DECOMPOSITION OF A POTENTIAL NUISANCE SPECIES: THE SUBMERGED AQUATIC MACROPHYTE
... a significant difference between the decomposition rates at the two temperatures. The rapid breakdown of E. najas detritus, indicated by the decay coefficient, may be explained by its low content of resis- tant compounds ...
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Forms of soil organic phosphorus at black earth sites in the Eastern Amazon
... organic phosphorus in areas of archaeological black earth (ABE), with a view to understanding the dynamics of the element and contributing to the development of sustainable practices of land ...organic ...
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Nutrient behavior in a highly-eutrophicated tropical estuarine system
... of phosphorus flux to intertidal sediments to nearly 9-times higher than estimated values of the 1800s, which is in excellent agreement with the population growth in the drainage basin of the study area (Borges et ...
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A model on biological flow of phosphorus in growing pigs
... Ten crossbred barrows weighting 20kg were allocated in five groups fed and on diets consisted of different total phosphorus (P) levels: 0.30%, 0.40%, 0.51%, 0.65%, and 0.73%. The animals were intravenously ...
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Structure of the Phytoplankton in a Water Supply System in the State of Pernambuco - Brazil
... The aim of this work was to study the phytoplankton community composition at limnetic environment in Pernambuco, Brazil. Samplings were carried out from April/2001 to March/2002. Samples to analyses the biotic variables ...
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Cadmium toxicity to Microcystis aeruginosa PCC 7806 and its microcystin-lacking mutant.
... (+NP), phosphorus-limited (-P), and nitrogen-limited (-N) con- ...[total phosphorus (TP), inorganic polyphosphate (Poly-P), and glutathione (GSH) in the cells as well as intra- and extra-cellular ...
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Influence of climate, fire and phosphorus in the dynamics of vegetation in the Amazon-Cerrado border simulated with INLAND model
... and phosphorus (P), the latter being recently implemented by Castanho et ...ratio. Phosphorus is used only to limit the net primary productivity. The total phosphorus available in the soil is ...
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Limnological variations of a deep reservoir in periods with distinct rainfall patterns
... (total phosphorus, water temperature, pH, conductivity, dissolved oxygen, Secchi depth, chlorophyll a and Anabaena abundance) will be directly induced by different precipitation regimes, which may also ...
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