Search Results - "Espindola, G."

Parameter selection for region-growing image segmentation algorithms using spatial autocorrelation by Espindola, G. M., Camara, G., Reis, I. A., Bins, L. S., Monteiro, A. M.

“…Region-growing segmentation algorithms are useful for remote sensing image segmentation. These algorithms need the user to supply control parameters, which…”
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Limnology and water quality in La Plata basin (South America) – Spatial patterns and major stressors by Nogueira, Marcos G., Perbiche-Neves, Gilmar, de Oliveira Naliato, Danilo, Caglierani Casanova, Silvia M., Roberto Debastiani-Júnior, José, Espíndola, Evaldo G.

“…[Display omitted] Macro scale heavy metal contamination in La Plata Basin fluvial systems – large rivers and reservoirs. •Macroscale patterns in limnology and…”
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Long-term (35 Years) Rainy and Dry Season Characterization in Semiarid Northeastern Brazil by Sparacino, J., Argibay, D.S., Espindola, G.

“…Abstract Uncertainties in the timing and quality of rainy season are a threat for food and water security, and also in terms of fire vulnerability. Then,…”
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Acute toxicity of zinc and arsenic to the warmwater aquatic oligochaete Branchiura sowerbyi as compared to its coldwater counterpart Tubifex tubifex (Annelida, Clitellata) by Lobo, Haroldo, Méndez-Fernández, Leire, Martínez-Madrid, Maite, Daam, Michiel A., Espíndola, Evaldo L. G.

“…Purpose This study aimed at evaluating the acute effects of arsenic and zinc to the warmwater aquatic oligochaete Branchiura sowerbyi . Relative sensitivity…”
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Electrochemical treatment of tannery wastewater using DSA ® electrodes by Costa, Carla Regina, Botta, Clarice M.R., Espindola, Evaldo L.G., Olivi, Paulo

“…In this work we studied the electrochemical treatment of a tannery wastewater using dimensionally stable anodes (DSA ®) containing tin, iridium, ruthenium, and…”
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Community reorganization stabilizes freshwater ecosystems in intensively managed agricultural fields by Schiesari, L., Saito, V., Ferreira, J., Freitas, L. S., Goebbels, A. J., Leite, J. P. C. B., Oliveira, J. C., Pelinson, R. M., Querido, B. B., Carmo, J., Espíndola, E. L. G., Guedes‐Munin, N. C., Montagner, C., Rossetto, R., Taniwaki, R., Martinelli, L. A.

“…Sustainable intensification may depend on associating precision farming with the harnessing of ecological principles in crop fields, and integrating farms and…”
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Lethal toxicity of the herbicides acetochlor, ametryn, glyphosate and metribuzin to tropical frog larvae by Daam, Michiel A., Moutinho, Mariana F., Espíndola, Evaldo L. G., Schiesari, Luis

“…Despite the high amphibian biodiversity and increasing pesticide use in tropical countries, knowledge on the sensitivity of tropical amphibians to pesticides…”
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Herbicides employed in sugarcane plantations have lethal and sublethal effects to larval Boana pardalis (Amphibia, Hylidae) by Moutinho, Mariana F., de Almeida, Eduardo A., Espíndola, Evaldo L. G., Daam, Michiel A., Schiesari, Luis

“…The increasing demand for biofuels favored the expansion of sugarcane and, as a consequence, in the consumption of pesticides in Brazil. Amphibians are subject…”
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Acute toxicity of the insecticide abamectin and the fungicide difenoconazole (individually and in mixture) to the tropical stingless bee Melipona scutellaris by Brigante, Janete, Costa, Joyce Oliveira, Espíndola, Evaldo L. G., Daam, Michiel A.

“…Stingless bees have been recognized as essential plant pollinators and producers of various natural products in neotropical areas. Research into the potential…”
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recent occurrence, establishment and potential impact of Geophagus proximus (Cichlidae: Perciformes) in the Tietê River reservoirs: an Amazonian fish species introduced in the Paraná Basin (Brazil) by Moretto, E. M, Marciano, F. T, Velludo, M. R, Fenerich-Verani, N, Espíndola, E. L. G, Rocha, O

“…The introduction of allochthonous fish species happens constantly in large bodies of freshwater, like as the reservoirs of Paraná Basin, located in Brazilian…”
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The direct effects of a tropical natural humic substance to three aquatic species and its influence on their sensitivity to copper by Barbosa, Domingos S., Barbosa, Danilo S., Espíndola, Evaldo L. G., Daam, Michiel A.

“…Few studies have been conducted so far into the effects of humic substances (HS) on aquatic organisms and their influence on the toxicity of chemical…”
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Toxicity of fipronil and 2,4-D pesticides in Daphnia similis: a multiple endpoint approach by Gallo, Natália C., Lopes, Laís F. P., Montagner, Cassiana C., Espíndola, Evaldo L. G., Moreira, Raquel A.

“…In Brazil, among the pesticides widely applied simultaneously in sugarcane monocultures are the Regent® 800 WG insecticide (active ingredient (a.i.) fipronil)…”
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Post-treatment of Anaerobically Digested Hydrothermal Liquefaction Wastewater Using UV Photodegradation by Quispe-Arpasi, Diana, Bueno, Beatriz E., Espíndola, Evaldo L. G., Ribeiro, Rogers, Tommaso, Giovana

“…Biocrude oil generation from microalgae and cyanobacteria through hydrothermal liquefaction generates an aqueous by-product (post-hydrothermal liquefaction…”
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Acute and chronic toxicity of 2,4-D and fipronil formulations (individually and in mixture) to the Neotropical cladoceran Ceriodaphnia silvestrii by Silva, Laís C. M., Moreira, Raquel A., Pinto, Thandy J. S., Ogura, Allan P., Yoshii, Maria P. C., Lopes, Laís F. P., Montagner, Cassiana C., Goulart, Bianca V., Daam, Michiel A., Espíndola, Evaldo L. G.

“…Brazil is the largest producer of sugarcane and the world’s top pesticide market. Therefore, environmental consequences are of concern. The aim of the present…”
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Changes in soil mesofauna structure due to different land use systems in south Minas Gerais, Brazil by Menezes-Oliveira, Vanessa B., Bianchi, Miriam O., Espíndola, Evaldo L. G.

“…Essential to the provision of important ecosystems services, i.e., food production, soil is suffering great pressure. The degradation of natural areas in order…”
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Acute and chronic sensitivity, avoidance behavior and sensitive life stages of bullfrog tadpoles exposed to the biopesticide abamectin by Vasconcelos, Ana M, Daam, Michiel A, dos Santos, Liliana R. A, Sanches, Ana L. M, Araújo, Cristiano V. M, Espíndola, Evaldo L. G

“…As compared to other aquatic organism groups, relatively few studies have been conducted so far evaluating the toxicity of pesticides to amphibians. This may…”
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Influence of temperature on the toxicity of the elutriate from a pesticide contaminated soil to two cladoceran species by Pitombeira de Figueirêdo, Livia, Athayde, Danillo B., Pinto, Thandy Junio da Silva, Daam, Michiel A., Guerra, Glauce da Silva, Duarte-Neto, Paulo José, Espíndola, Evaldo L. G.

“…Brazil has become one of the largest consumers of pesticides in the world. However, there are still few studies evaluating pesticide toxicity integrating local…”
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Not Only Toxic but Repellent: What Can Organisms' Responses Tell Us about Contamination and What Are the Ecological Consequences When They Flee from an Environment? by Araújo, Cristiano V M, Laissaoui, Abdelmourhit, Silva, Daniel C V R, Ramos-Rodríguez, Eloisa, González-Ortegón, Enrique, Espíndola, Evaldo L G, Baldó, Francisco, Mena, Freylan, Parra, Gema, Blasco, Julián, López-Doval, Julio, Sendra, Marta, Banni, Mohamed, Islam, Mohammed Ariful, Moreno-Garrido, Ignacio

“…The ability of aquatic organisms to sense the surrounding environment chemically and interpret such signals correctly is crucial for their ecological niche and…”
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Preference and avoidance responses by tadpoles: the fungicide pyrimethanil as a habitat disturber by Araújo, Cristiano V. M, Shinn, Cândida, Vasconcelos, Ana M, Ribeiro, Rui, Espíndola, Evaldo L. G

“…Tadpoles of two amphibian species, the neotropical anuran Leptodactylus latrans and the North American bullfrog Lithobates catesbeianus, were used in…”
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Copper-driven avoidance and mortality in temperate and tropical tadpoles by Araújo, Cristiano V.M., Shinn, Cândida, Moreira-Santos, Matilde, Lopes, Isabel, Espíndola, Evaldo L.G., Ribeiro, Rui

“…•Three species of amphibian were studied for avoidance response to copper.•A seven-compartment non-forced system with a copper contamination gradient was…”
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