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82.686  Articles
1 of 8.270 pages  |  10  records  |  more records»
The trophic state is one of the significant environmental impacts that must be monitored and controlled in any aquatic environment. This phenomenon due to nutrient imbalance in water strengthened with global warming, inhibits the natural system to progres... see more

The trophic state is one of the significant environmental impacts that must be monitored and controlled in any aquatic environment. This phenomenon due to nutrient imbalance in water strengthened with global warming, inhibits the natural system to progres... see more

Eutrophic lakes of all types are marked by oxygen shortage in the bottom waters during the summer season, which results in excessive release of phosphorus load. Therefore, numerous restoration activities (chemical precipitation, aeration) are being taken ... see more

This study evaluated the trophic conditions of the reservoir located in the urban perimeter of the town General Sampaio, semiarid region of the Ceará State, Brazil and its relationship with seasonal variation in rainfall between 2010 and 2011. It was obta... see more

Ayamaru lake is a shallow lake located in the Maybrat district, West Papua which has a significant role in supporting the water supply, transportation, tourism, fisheries, and transit area for the migratory bird. The data and information of the trophic st... see more

The present study investigated the ecological status of Opa reservoir, Obafemi Awolowo University, Ile Ife, Nigeria, based on the spatial and temporal variations in abundance and distribution of zooplankton. 72 samples were collected monthly with a quanti... see more

Objective. To study the patients’ quality of life after operative interventions, performed for venous trophic ulcers of the lower extremities.??terials and methods. Analysis of data from 82 hospital cards of stationary patients was conducted. The patients... see more

The Carlson’s (1977) Trophic State Index (TSI) is a widely employed tool to estimate the degree of eutrophication in a reservoir. In Brazil, the need of a classification system that would take into account regional characteristics employed adjusted indexe... see more

Studies about diet of birds in Atlantic Forest are scarce. In this study, we characterized the diet of Passeriformes from the south coast of Espírito Santo State, Brazil, classifying them into trophic guilds. From 26 species a total of 94 samples were obt... see more

1 of 8.270 pages  |  10  records  |  more records»