Results 81 to 90 of about 581 (166)

Influência do período de alimentação no consumo e ganho de peso do pirarucu Influence of feeding period on consumption and weight gain of pirarucu

open access: yesPesquisa Agropecuária Brasileira, 2005
O objetivo deste trabalho foi verificar o período preferencial de consumo alimentar do pirarucu, Arapaima gigas, e a influência de diferentes turnos de alimentação no consumo e ganho de peso dessa espécie.
Roger Crescêncio   +5 more
doaj   +1 more source

Sex determination in the Giant fish of Amazon Basin, Arapaima gigas (Osteoglossiformes, Arapaimatidae), using laparoscopy Determinação do sexo no peixe gigante da Bacia Amazônica, Arapaima gigas (Osteoglossiformes, Arapaimatidae), usando laparoscopia

open access: yesActa Amazonica, 2011
The Giant of Amazon basin, pirarucu, Arapaima gigas, is the largest scaled freshwater fish in the world. pirarucu cultivation has recently started, driven by the decline in natural populations and high market value.
Carlos Riedel Porto Carreiro   +3 more
doaj   +1 more source

Distribution of arapaima (Arapaima gigas) (Pisces: Arapaimatidae) in Bolivia: implications in the control and management of a non-native population

open access: yesBioInvasions Records, 2012
(Uploaded by Plazi for the IPBES Invasive Alien Species Assessment) The introduction and establishment of arapaima (Arapaima gigas) in southeastern Peru and northwestern Bolivia is an example of a fish species that appears to be increasingly common and widespread in non-native portions of its range, but whose populations are on the decline within its ...
Miranda-Chumacero, G.   +8 more
openaire   +2 more sources

Níveis de proteína bruta para juvenis de pirarucu Crude protein levels for juvenile pirarucu

open access: yesPesquisa Agropecuária Brasileira, 2005
O objetivo deste trabalho foi avaliar o efeito de quatro níveis de proteína sobre o crescimento de juvenis de pirarucu, Arapaima gigas. O experimento foi conduzido em delineamento inteiramente casualizado, com de quatro tratamentos (32,7%, 39,3%, 43,4% e
Daniel Rabello Ituassú   +5 more
doaj   +1 more source

The influence of sex ratio on the reproduction of pirarucu, Arapaima gigas, in captivity [PDF]

open access: yesActa Amazonica, 2018
ABSTRACT Because sex ratio in the broodstock can influence the reproductive behaviour of a species, the influence of sex ratio on the reproductive success of pirarucu, Arapaima gigas, in captivity was assessed. Pirarucu breeders were stocked in 0.10-0.13 ha earthen ponds at three sex ratios in quadruplicate: one male to one female (1M1F); one male to ...
openaire   +2 more sources

Parasitism of Arapaima gigas (Schinz, 1822) in fish farms of the state of Amazonas, Brazil. [PDF]

open access: yesRev Bras Parasitol Vet, 2022
Gama MF   +6 more
europepmc   +1 more source

Isolation and Characterization of the Arapaima gigas Growth Hormone (ag-GH) cDNA and Three-Dimensional Modeling of This Hormone in Comparison with the Human Hormone (hGH). [PDF]

open access: yesBiomolecules, 2023
Lima ER   +13 more
europepmc   +1 more source

Purification and assay of Arapaima gigas vitellogenin: Potential use for sex determination

open access: yes, 2008
Arapaima gigas is an ancient, air-breathing, giant fish of Amazonian rivers. Due to its economic impor- tance, the development of aquaculture for this species is currently a good alternative to counteract the decline of wild popu- lations. Reproduction in captivity relies on the constitution of male and female pairs, which occur naturally in large ...
/Dugué, Rémi   +5 more
openaire   +2 more sources

Tanned leather of the paiche Arapaima gigas Schinz, 1822 (Arapaimidae) with extracts of vegetable origin to replace chromium salts. [PDF]

open access: yesPLoS One, 2022
Cavali J   +4 more
europepmc   +1 more source

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