Zobrazeno 1 - 10
of 83
pro vyhledávání: '"José Roberto Pinto de Souza"'
Autor:
Eli Carlos de Oliveira, Luiz Henrique Campos de Almeida, Claudemir Zucareli, Teresa Losada Valle, José Roberto Pinto de Souza, Édison Miglioranza
Publikováno v:
Semina: Ciências Agrárias, Vol 40, Iss 1, Pp 113-126 (2019)
Vegetative canopy architecture, and plant population density, has a direct influence on the growth and production of crops. The objective of this study was to evaluate the growth of four cassava cultivars of contrasting canopies, in four population d
Externí odkaz:
https://doaj.org/article/0fb8e80485a1444db820dc608ba70b6d
Extracts and semi-purified fractions of Tagetes patula flowers in the control of root-knot nematodes
Autor:
Vanessa Marquito Munhoz, Fernando Cesar Baida, Gisely Cristiny Lopes, Debora Cristina Santiago, José Roberto Pinto de Souza, João Carlos Palazzo de Mello
Publikováno v:
Semina: Ciências Agrárias, Vol 38, Iss 6, Pp 3529-3538 (2017)
The genus Tagetes constitutes a group of antagonistic plant species that are cytotoxic against plant pathogenic nematodes, with T. patula being particularly efficient. The aim of this study was to evaluate the in vitro effect of extracts and semi-pur
Externí odkaz:
https://doaj.org/article/d8939c5973b744a1aa12571efe677f37
Autor:
Eli Carlos de Oliveira, Luiz Henrique Campos de Almeida, Claudemir Zucareli, Teresa Losada Valle, José Roberto Pinto de Souza, Édison Miglioranza
Publikováno v:
Semina: Ciências Agrárias, Vol 40, Iss 1 (2019)
A arquitetura do dossel vegetativo e a população das plantas têm influência direta no crescimento e na produção das culturas. O objetivo desta pesquisa foi avaliar o crescimento de quatro cultivares de mandioca de dosséis contrastantes em quat
Externí odkaz:
https://doaj.org/article/5a4787d9a7bd4e70b3927f7769e11e5b
Publikováno v:
Semina: Ciências Agrárias, Vol 37, Iss 4, Pp 1883-1896 (2016)
Characterizing growth and nutrient uptake is important for the establishment of plant cultivation techniques that aim at high levels of production. The culturing of Duboisia sp., although very important for world medicine, has been poorly studied in
Externí odkaz:
https://doaj.org/article/dcd9cf0ba89d4cbd942611918080944d
Autor:
Vanessa Marquito Munhoz, Fernando Cesar Baida, Gisely Cristiny Lopes, Debora Cristina Santiago, José Roberto Pinto de Souza, João Carlos Palazzo de Mello
Publikováno v:
Semina: Ciências Agrárias, Vol 38, Iss 6 (2017)
Entre as espécies de plantas antagonistas, as do gênero Tagetes apresentam citotoxicidade contra fitonematoides, sendo que T. patula mostra-se eficiente. Assim, objetivou-se avaliar o efeito in vitro de extratos e frações semipurificadas de flore
Externí odkaz:
https://doaj.org/article/b5b80cf8cb8d489d8b4527ff7ccb693c
Publikováno v:
Polímeros, Vol 24, Iss 5, Pp 547-553 (2014)
The production of plant seedlings has traditionally used polyethylene bags, which are thrown out in the soil or burned after transplant because the large amount of organic material attached to the bags makes recycling difficult. Additionally, when a
Externí odkaz:
https://doaj.org/article/85a17b882226478287e00a79f309e146
Autor:
Letícia Trindade Ataíde, Paulo Henrique Caramori, Wilian da Silva Ricce, Danilo Augusto Bambini Silva, José Roberto Pinto de Souza
Publikováno v:
Semina: Ciências Agrárias, Vol 33, Iss 6, Pp 2215-2226 (2012)
The probabilities associated with the number of days suitable for working outdoors and for working with machinery in the field were estimated for the municipality of Londrina, state of Parana, Brazil. Days with less than 10 mm of precipitation were c
Externí odkaz:
https://doaj.org/article/5d734b7bb0884465b0d22dbd24c8a829
Publikováno v:
Semina: Ciências Agrárias, Vol 32, Iss Suplemento 1, Pp 1855-1862 (2011)
The aim of this study was to evaluate the response of castor bean inoculated with arbuscular mycorrhizal fungi (AMF) and different levels of P in the soil. The experiment was carried out under greenhouse condition, in Londrina-PR, using disinfected s
Externí odkaz:
https://doaj.org/article/91a39c5de3064e98992653288cded7a1
Autor:
Letícia Trindade Ataíde, Ruy Seiji Yamaoka, Maria Elizabeth da Costa Vasconcellos, José Roberto Pinto de Souza
Publikováno v:
Ciência Rural, Vol 40, Iss 11, Pp 2375-2380 (2010)
O objetivo deste trabalho foi caracterizar o grau tecnológico dos sericicultores e inferir os tipos de intervenções a serem empregadas para aumentar a produtividade em 17 municípios do centro do Estado do Paraná, os quais apresentam o menor Índ
Externí odkaz:
https://doaj.org/article/a0f19e4f379142e5a9247964df7e2255
Autor:
Sandra Aparecida Sahyun, Eduardo Augusto Ruas, Claudete de Fátima Ruas, Cristiano Medri, José Roberto Pinto de Souza, Loana Aparecida Pereira da Silva Johansson, Luíz Vicente Miranda, Paulo Maurício Ruas
Publikováno v:
Brazilian Archives of Biology and Technology, Vol 53, Iss 5, Pp 1037-1042 (2010)
Three populations of Maytenus aquifolium from Monte Alegre farm, Telemaco Borba county, Paraná, Brazil were analyzed by RAPD markers. A total of 13 primers were applied wich yielded 283 well amplified markers in all the studied populations (Mortanda
Externí odkaz:
https://doaj.org/article/cc9d9832bc91400a87c4667ecf56dc4d