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]
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]
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]
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]
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]
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]
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]
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]
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
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
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

