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83.415  Articles
1 of 8.343 pages  |  10  records  |  more records»
The article deals with the results of studies of the morphometric state of neurons of the suprachiasmatic nuclei (SCN) of the hypothalamus of light-deprived rats. It is established that the duration of the photoperiod has a significant effect on the photo... see more

Carioca Lake is located within the limits of the Rio Doce State Park, in the eastern part of the state of Minas Gerais. This park, one of the largest natural reserves of the Atlantic Rain Forest in Brazil, is a hotspot of tropical biodiversity. The purpos... see more

The morphometric analysis provides information on the hydrological response of the hydrographic basins regarding the aspects of maintenance, susceptibility to erosion and flooding that can support the planning and implementation of use and conservation me... see more

Reniform nematode (Rotylenchulus reniformis) is a major pest of cotton in the southeastern United States. The objective of this study was to examine the variation of reniform nematode populations from cotton-growing locations in the United States where it... see more

Centruroides ruana sp. nov. is described from Felipe Carrillo Puerto, from the Buenavista Municipality in the state of Michoacán, Mexico. The new species was compared with C. balsasensis Ponce-Saavedra & Francke, 2004, C. infamatus Koch, 1844, and C. limp... see more

This study aims to analyze in an integrated way the application of morphometric indices elaborated in geographic information systems and aspects of environmental management of water resources for the Micro Watershed of Garças River, located in the state o... see more

The population structure of Tilapia zillii (Gervais 1848) from three reservoirs in Nigeria, Osun State (Opa, Osu and Igun) was determined by employing morphological and molecular (Random Amplified Polymorphic DNA) methods. For morphological studies, 25 mo... see more

The aim of the present study was to perform a morphodynamic and sedimentary characterization of Banho Beach and Caúra Beach, which are located in the municipality of São José de Ribamar, state of Maranhão, Brazil (2°33'25"S - 2°33'52"S and 44°02'21"W - 44... see more

Article Details: Received: 2020-10-14 | Accepted: 2020-02-20 | Available online: 2021-03-31https://doi.org/10.15414/afz.2021.24.01.87-93In the 2015 - 2017 period, we evaluated the morphometric variation of traits and Ellipsoid biovolume (EV) in 478 i... see more

1 of 8.343 pages  |  10  records  |  more records»