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Capacidade de carga de fósforo de seis reservatórios da região semiárida brasileira
(BrasilUFRNPROGRAMA DE PÓS-GRADUAÇÃO EM ENGENHARIA SANITÁRIA E AMBIENTAL, 2019-05-16)
The excessive enrichment of water bodies by nutrients and the increase in primary
production is a natural process that happens slowly, however, this process has occurred
in recent decades quickly, due to the increase in ...
Analysis of Tooth Enamel After Excessive Bleaching: A Study Using Scanning Electron Microscopy and Energy Dispersive X-ray Spectroscopy
(Quintessence Publishing Co Inc, 2010-01-01)
This study assessed alterations on bovine enamel after excessive bleaching. Coronal portions of bovine teeth (n = 30) were sectioned and divided into three groups (n = 10 per group). The coronal parts were further cut ...
Analysis of Tooth Enamel After Excessive Bleaching: A Study Using Scanning Electron Microscopy and Energy Dispersive X-ray Spectroscopy
(Quintessence Publishing Co Inc, 2010-01-01)
This study assessed alterations on bovine enamel after excessive bleaching. Coronal portions of bovine teeth (n = 30) were sectioned and divided into three groups (n = 10 per group). The coronal parts were further cut ...
Revisiting the Nature of Phosphorus Pools in Chilean Volcanic Soils as a Basis for Arbuscular Mycorrhizal Management in Plant P Acquisition
(SPRINGER INTERNATIONAL PUBLISHING AG, 2019)
Sequential extraction of phosphorus in an Oxisol amended with biosolids in a long-term field experiment in Brazil
(ELSEVIER SCIENCE BVAMSTERDAM, 2012)
The continued growth of large cities is producing increasing volumes of urban sewage sludge. Disposing of this waste without damaging the environment requires careful management. The application of large quantities of ...
A eletrocoagulação como pré-tratamento de efluente cervejeiro
(Universidade Tecnológica Federal do ParanáCuritibaBrasilPrograma de Pós-Graduação em Engenharia CivilUTFPR, 2020-03-06)
The beverage industry, especially the brewery sector, plays a significant role in the country’s and world’s economy, generating jobs and income for the population.However, byproducts and rejects are abundantly generated ...
O processo de otimização da remoção de fósforo e nitrogênio no Central Clark County Water Reclamation District plant em Las Vegas: Nevada: EUA
(Universidade Tecnológica Federal do ParanáLondrinaBrasilEngenharia ambientalUTFPR, 2014-06-10)
The excessive accumulation of nutrients in water such as phosphorus and nitrogen can cause serious ecological problems and public health. The Clark County Water Reclamation District operates 7 treatment facilities. The ...
Análisis nutricional de cuatro cultivares de aguacate (persea americana M.) en dos localidades de Costa Rica. Periodo Agosto 1979 – Febrero 1980Nutricional analysis of four avocado (Persea americana M.) cultivars in two localities in Costa Rica
(Universidad de Costa Rica, 1988)
Se evaluó el estado nut~icional de cuatro cultivares de aguacate, en las colecciones localizadas en Tres Ríos de Cartago y en Santa María de Dota, San José, Costa Rica. Con base en análisis foliares y de suelos, se estudió ...
Limnological bases for the management of urban lakes in Concepcion, Chile
(2016)
Morphological, physical and chemical characteristics of urban lakes of Conception were studied. The results indicate that these lakes are in an advanced process of eutrophication caused by excessive anthropogenic nutrient ...