Zobrazeno 1 - 10
of 162
pro vyhledávání: '"RICARDO ANTONIO POLANCZYK"'
Autor:
Patricia Luiza de Freitas Proença, Estefânia Vangelie Ramos Campos, Tais Germano Costa, Renata de Lima, Ana Cristina Preisler, Halley Caixeta de Oliveira, Claudiane Martins da Rocha, Daniel Junior de Andrade, Kelly Cristina Goncalves, Ricardo Antonio Polanczyk, Leonardo Fernandes Fraceto
Publikováno v:
Plant Nano Biology, Vol 8, Iss , Pp 100067- (2024)
To address the escalating global demand for food production, it is imperative to minimize agricultural losses caused by pests, accounting for up to 40 % of the substantial worldwide losses of 70 billion USD. While conventional pesticides raise enviro
Externí odkaz:
https://doaj.org/article/14bdfef2acd346e698e5f91d2df6695a
Autor:
Geysla da Costa Fernandes, Dalton Kaynnan de Prado Costa, Nayanne Santos de Oliveira, Emanuelle Cristine Pereira de Sousa, Déborah Heloísa Bittencourt Machado, Ricardo Antonio Polanczyk, Herbert Álvaro Abreu de Siqueira, Maria Cleoneide da Silva
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-9 (2022)
Abstract Bacillus thuringiensis (Bt) isolates native to Maranhão (BtMA) that are highly toxic to Aedes aegypti larvae and seven standard subspecies of Bt were analyzed for genetic diversity using the rep-PRC technique with BOX, ERIC, REP, MB1, and G
Externí odkaz:
https://doaj.org/article/58a1545c70a44cd2afc646624609988d
Publikováno v:
Diversitas Journal, Vol 6, Iss 3 (2021)
RESUMO: O objetivo da pesquisa foi analisar a suscetibilidade de Plutella xylostella (L.) (Lepidoptera: Plutellidae) a isolados de Bacillus thuringiensis Berliner e avaliar a compatibilidade dos isolados mais virulentos com inseticidas registrados pa
Externí odkaz:
https://doaj.org/article/c197346d768c4fbe9d80278734a5c0c2
Autor:
Katiane dos Santos Lobo, Joelma Soares-da-Silva, Maria Cleoneide da Silva, Wanderli Pedro Tadei, Ricardo Antonio Polanczyk, Valéria Cristina Soares Pinheiro
Publikováno v:
Revista Brasileira de Entomologia, Vol 62, Iss 1, Pp 5-12 (2018)
This study investigated the potential of Bacillus thuringiensis isolates obtained in the Cerrado region of the Brazilian state of Maranhão for the biological control of Aedes aegypti larvae. The isolates were obtained from soil samples and the ident
Externí odkaz:
https://doaj.org/article/28e480a5cb0a41bb929c617b5c59f403
Autor:
Isis Sebastião, Ana Rita Nunes Lemes, Camila Soares Figueiredo, Ricardo Antonio Polanczyk, Janete Apparecida Desidério, Manoel Victor Franco Lemos
Publikováno v:
Pesquisa Agropecuária Brasileira, Vol 50, Iss 11, Pp 999-1005 (2015)
Resumo: O objetivo deste trabalho foi avaliar a toxicidade e a capacidade de ligação das proteínas Cry1Aa, Cry1Ab, Cry1Ac e Cry1Ca, de Bacillus thuringiensis, a receptores intestinais de Helicoverpa armigera. Realizou-se análise de ligação das
Externí odkaz:
https://doaj.org/article/09e5d96b354942a789d4cd8adbcb37b0
Autor:
Joelma Soares-da-Silva, Valéria Cristina Soares Pinheiro, Eleilza Litaiff-Abreu, Ricardo Antonio Polanczyk, Wanderli Pedro Tadei
Publikováno v:
Revista Brasileira de Entomologia, Vol 59, Iss 1, Pp 01-06 (2015)
We investigated the use of Bacillus thuringiensis isolated in the state of Amazonas, in Brazil, for the biological control of the dengue vector Aedes aegypti. From 25 soil samples collected in nine municipalities, 484 bacterial colonies were obtained
Externí odkaz:
https://doaj.org/article/0ab5587d4e704c12a029d1e835ba2d16
Autor:
Igor Henrique Sena Da Silva, Isabel Goméz, Jorge Sánchez, Diana L Martínez de Castro, Fernando Hercos Valicente, Mario Soberón, Ricardo Antonio Polanczyk, Alejandra Bravo
Publikováno v:
PLoS ONE, Vol 13, Iss 12, p e0207789 (2018)
Helicoverpa armigera is a polyphagous pest sensitive to Cry1Ac protein from Bacillus thuringiensis (Bt). The susceptibility of the different larval instars of H. armigera to Cry1Ac protoxin showed a significant 45-fold reduction in late instars compa
Externí odkaz:
https://doaj.org/article/54be1ccb454a4859958ed061774acb9f
Autor:
Luís Garrigós Leite, Fernando Martins Tavares, Paulo Sérgio Machado Botelho, Antonio Batista Filho, Ricardo Antonio Polanczyk, Fabio Silber Schmidt
Publikováno v:
Pesquisa Agropecuária Tropical, Vol 42, Iss 1, Pp 40-48 (2012)
The sugarcane billbug, Sphenophorus levis (Coleoptera: Dryophthoridae), is an important pest of sugarcane crops in the São Paulo State, Brazil. Their larvae damage plants rhizome, causing losses of up to 30 t ha-1 year-1 of sugarcane. In order to ev
Externí odkaz:
https://doaj.org/article/cc2f872e14854114b709a89e1da3366b
Autor:
Dirceu Pratissoli, André Malacarne Milanez, Flávio Neves Celestino, Wagner Faria Barbosa, Ulysses Rodrigues Vianna, Ricardo Antonio Polanczyk, Fernando Domingo Zinger, José Romário de Carvalho
Publikováno v:
Revista Ceres, Vol 58, Iss 5, Pp 661-664 (2011)
As brocas-das-cucurbitáceas Diaphania spp. são as principais pragas das cucurbitáceas, podendo ocasionar perdas de até 100% na produção. A fim de reduzir o uso de inseticidas, o controle biológico, aplicado com parasitoides do gênero Trichogr
Externí odkaz:
https://doaj.org/article/20b76c20f6744f2a8d57be917560489b
Autor:
Leandro Pin Dalvi, Gilberto Santos Andrade, Dirceu Pratissoli, Ricardo Antonio Polanczyk, Ricardo Lopes de Melo
Publikováno v:
Agrarian, Vol 4, Iss 12, Pp 79-83 (2011)
Spodoptera frugiperda (Lepidoptera: Noctuidae) is the main insect pest of corn in the Americas. The objective was to evaluate the performance of Trichogramma atopovirilia (Hymenoptera: Trichogrammatidae) with influence of Bacillus thuringiensis var.
Externí odkaz:
https://doaj.org/article/b5baea55c20c4957a86030699c6b162a