Results 171 to 180 of about 922 (196)
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Histological alterations in gills of Macrobrachium amazonicum juveniles exposed to ammonia and nitrite

Aquatic Toxicology, 2017
Aquaculture has shown great growth in the last decades. Due to the restrictions on water use, production systems are becoming increasingly more intensive, raising concerns about the production water quality. Macrobrachium amazonicum is among the freshwater prawn species with favorable characteristics for production and possibility of intensification ...
Fabrício Martins, Dutra   +5 more
openaire   +2 more sources

Effect of nitrate on the performance and welfare of Macrobrachium amazonicum (Heller, 1862) juveniles

Aquaculture, 2022
Abstract The objective of this study was to evaluate the chronic effect of different nitrate concentrations on the zootechnical performance and welfare of Macrobrachium amazonicum juvenile. A randomized bioassay was conducted over 28 days, with four treatments (0, 8, 16, and 32 mgL−1 N-NO3−) and four replicates.
Fabrício Martins Dutra   +4 more
openaire   +1 more source

Palaemonid Shrimp, Macrobrachium Amazonicum: Effects of Salinity and Temperature on Survival

Progressive Fish-Culturist, 1979
Abstract Survival of larval Macrobrachium amazonicum was evaluated at salinities of 0.0, 2.5, 5.0, 7.5, 10.0, 12.5, and 15.0‰. The effects of acute cold shock and a gradual temperature decline (2.0°C/day) on larvae, postlarvae, and juveniles were also evaluated. Larvae metamorphosed to postlarvae at all salinities except 0.0‰; survival was 64% at 10.0‰
W. Clell Guest, Philip P. Durocher
exaly   +2 more sources

Feeding habit of the Amazon river prawn Macrobrachium amazonicum larvae

Aquaculture, 2007
Abstract To investigate the feeding habit of Macrobrachium amazonicum , three experiments were carried out assessing the stage at which larvae start exogenous feeding, the acceptance of inert food by different larval stages and the ratio between live and inert diet ingested by larvae at each larval stage.
de Araujo, Mariana Cutolo   +1 more
openaire   +2 more sources

INFLUENCE OF FASTING TIME ON SHRIMP TRANSPORT OF Macrobrachium amazonicum

2020
El objetivo de este estudio fue verificar la influencia del tiempo de ayuno de la comida de camarones Macrobrachium amazonicum en una simulación del transporte durante el período de 10 horas. Se utilizaron 600 camarones (0,22 ± 0,08 g) en una densidad de almacenamiento de 50 camarones L-1 y dos tratamientos: ayuno previo de 12 h (T12) y 24 h (T24), con
Andrade Siqueira, Alícia Maria de   +4 more
openaire   +1 more source

(Na+, K+)- ATPase kinetics in Macrobrachium pantanalense: highlighting intra- and interspecific variation within the Macrobrachium amazonicum complex

Comparative Biochemistry and Physiology Part B: Biochemistry and Molecular Biology
The Macrobrachium amazonicum complex is composed of at least the Macrobrachium amazonicum and Macrobrachium pantanalense species, with the latter described from specimens originally identified as part of an endemic M. amazonicum population in the Brazilian Pantanal region.
Leonardo M, Fabri   +8 more
openaire   +2 more sources

Acute Toxicity of Total Ammonia and Nitrite to Macrobrachium Amazonicum Larvae

2023
Rafael Ortiz Kracizy   +5 more
openaire   +1 more source

Yeasts from Macrobrachium amazonicum: a focus on antifungal susceptibility and virulence factors of Candida spp.

FEMS Microbiology Ecology, 2011
Raimunda Sâmia Nogueira Brilhante   +2 more
exaly  

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