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Robert Czerniawski and Tomasz Krepski
Fish occurring in the outlets of water basins reduce the abundance of zooplankton. The study was performed at the outlet sections of the lake and waste stabilization pond of a sewage treatment plant. The aim of the study was to determine which zooplankto...
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Angela Maria Morais Silva,Francisca Kamila Amâncio Frutuoso,Francisco Wedson Faustino,Suélho Pereira dos Santos,Francisca Adriana Fernandes Simões,Vagner Sales dos Santos,Yannice Tatiane da Costa Santos
Pág. 135 - 146
O presente estudo objetiva avaliar o comportamento dos parâmetros de estabilização de um lodo anaeróbio em sistema de bancada, durante seu processo de aclimatação com novo efluente. A aclimatação do lodo-inóculo foi realizada no reator de aclimatação de ...
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Afsana A. Jahan, Thi Hiep Dao, Natalie K. Morgan, Tamsyn M. Crowley and Amy F. Moss
Laying hen nutrient requirements change throughout the day, due to the cyclic nature of egg formation. Generally, more energy and protein are required in the morning when the albumen is deposited around the yolk, and more calcium is required in the eveni...
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Neal D. Mundahl and Erik D. Mundahl
Suspended and deposited sediments in streams can interfere with filter-feeding caddisfly larvae by reducing feeding sites and feeding efficiency, potentially lowering the densities, growth rates, and secondary production of an important trout prey. We co...
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Jeffrey M. Hegstad, Hua Mo, Adam P. Gaspar and Dwain Rule
Soybean (Glycine max) is one of the most important oilseed crops grown in North America and a key contributor to the global protein supply. Insect feeding by a major soybean pest, the bean leaf beetle (BLB; Cerotoma trifurcata), can result in economic yi...
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Anna Marino, Francesca Bona, Stefano Fenoglio and Tiziano Bo
Of all the environmental elements that influence the biological communities of rivers, water flow characteristics are undoubtedly the most important. Unfortunately, natural hydrological characteristics are increasingly threatened by human activities, esp...
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Barbora Cernilová, Miloslav Linda, Jirí Kure, Monika Hromasová, Rostislav Choteborský and Ondrej Krunt
Regular weight measurement is important in fattening geese to assess their health status. Failure to gain weight may indicate a potential illness. Standard weight gain analysis involves direct contact with the animal, which can cause stress to the animal...
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Hans Ulrik Riisgård
Sponges have always been filter feeders, in contrast to all the other filter-feeding invertebrate groups for which this feeding mode is a secondary adaptation. This study calls attention to this aspect, which explains why sponges are tolerant to hypoxia,...
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Bohumil Adamec, Juraj Machaj and Peter Brida
In the paper, a novel design of a wideband power splitter for a four-element antenna array using two RF antiphase segments is proposed. Based on a detailed analysis of the power splitter circuit, an analytical model was set up in the MATLAB environment. ...
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Nan Liu, Yulu Yan, Longwei Yang, Yufei Xu, Huiyan Jiang, Zhihao Ye, Hao Wang, Junyi Gai and Guangnan Xing
Clanis bilineata tsingtauica Mell (Lepidoptera: Sphingidae, CBT), as a traditional edible insect, is becoming popular in China due to its high nutritional value, but production needs to be improved to meet the expanding market. In the present study, CBT ...
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