Results 11 to 20 of about 16,214 (207)

Semen cryopreservation of Piau swine breed submited to three freezing protocols Criopreservação de sêmen de suínos da raça Piau submetido a três protocolos de congelamento [PDF]

open access: yesRevista Brasileira de Zootecnia, 2012
The objective of this study was to verify the effect of three protocols of cryopreservation on the sperm viability post-thawing of swine from the Piau breed (Sus scrofa), by means of evaluation assays in vitro and in vivo.
Maurício Hoshino da Costa Barros   +6 more
doaj   +5 more sources

Bryophytes of Sete Cidades National Park, Piauí, Brazil [PDF]

open access: yesCheck List, 2020
Sete Cidades National Park is located in northeastern Piauí State, Brazil, and comprises several vegetation types characteristic of the Brazilian Cerrado. This study contributes to understanding the composition and distribution of&
Géssica Maria Gomes do Nascimento   +3 more
doaj   +4 more sources

Ethnobotanical and ethnoveterinary study of medicinal plants used in the municipality of Bom Princpio do Piau, Piau, Brazil [PDF]

open access: yesJournal of Medicinal Plants Research, 2016
Knowledge of medicinal plants has accumulated over centuries and often represents the only therapeutic resource of small municipalities in the interior of Brazil.
K. N. C. Castro   +5 more
semanticscholar   +2 more sources

First record of Phragmatopoma caudata Krøyer in Mörch, 1863 (Annelida, Sabellariidae) in the state of Piauí, northern Brazilian coast: westernmost record in Brazil [PDF]

open access: yesCheck List, 2017
We report the first occurrence of Phragmatopoma caudata Krøyer in Mörch, 1863 in Piauí state, Brazil. This is the first record of this species in the APA Delta do Parnaíba, a national environmental ...
José Gerardo Ferreira Gomes Filho   +2 more
doaj   +6 more sources

Embriogenesis and larval ontogeny of the "piau-gordura", Leporinus piau (Fowler) (Pisces, Anostomidae) after induced spawning [PDF]

open access: yesRevista Brasileira de Zoologia, 2004
Mature males and females of Leporinus piau (Fowler, 1941) were induced to reproduce through a hypophysation process. Extrusion occurred 12 h or 312 hours-degree after the hypophysation, at a water temperature of 26°C.
F. L. Borçato, N. Bazzoli, Yoshimi Sato
semanticscholar   +4 more sources

REPRODUÇÃO DO PEIXE PIAU PRETO Leporinus piau (FOWLER, 1941) E AS VARIÁVEIS AMBIENTAIS DO AÇUDE MARECHAL DUTRA, RIO GRANDE DO NORTE [PDF]

open access: yesBiota Amazônia, 2012
Titulo em Ingles: Reproduction of the fish Leporinus piau (Fowler, 1941) and the environmental parameters of the Marechal Dutra Reservoir, Rio Grande do Norte.
José Júlio Silva Filho   +4 more
semanticscholar   +2 more sources

Agricultural mechanization in small rural properties in the State of Piau, Brazil [PDF]

open access: yesAfrican Journal of Agricultural Research, 2018
The use of machines in the rural sector increases crop productivity in the field, making it essential to use these technologies for a successful rural enterprise in the market.
A. V. D. Silva   +5 more
semanticscholar   +2 more sources

Using pedigree analysis to monitor the local Piau Pig breed conservation program [PDF]

open access: yesArchivos de Zootecnia, 2014
portuguesA raca local brasileira Piau e um suino tipo banha a qual passou por um processo de selecao realizado pelo medico veterinario Antonio Teixeira Vianna em 1939, com o intuito de desenvolver um animal de dupla aptidao, em outras palavras que fosse ...
R. Veroneze   +6 more
semanticscholar   +4 more sources

Criopreservação do sêmen testicular do teleósteo piau-açu Leporimus macrocephalus

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2003
Methods for cryopreservation of 'piau-acu' Leporinus macrocephalus (Teleostei, Anostomidae) sperm were evaluated. Sperm collected directly from the testes of six fish (446.7±165.1g of body weight) yielded 0.4±0.2 ml.
R. Ribeiro, H. P. Godinho
semanticscholar   +4 more sources

Genetic divergence between soybean cultivars grown in the Cerrado in Southwestern Piau, Brazil

open access: yesAfrican Journal of Agricultural Research, 2016
Knowing plant traits and their contribution to genetic diversity is key to identify favorable genotypes and breed new cultivars. This article aims to describe and quantify the genetic divergence between soybean cultivars grown in the Cerrado in ...
de Oliveira Sousa Tiago   +7 more
semanticscholar   +3 more sources

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