Zobrazeno 1 - 10
of 533
pro vyhledávání: '"E.A. Ferreira"'
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 9743-9753 (2023)
Usually, corrosion processes on brass, which are manifested by discoloration of the metal or alloy surface, are a little destructive and slow in natural environment or non-acid solutions. In this context, investigation of the corrosion process under
Externí odkaz:
https://doaj.org/article/c51a4ef527c144b09f9cd56604557621
Ellipsometric characterization of surface films on AZ31 magnesium alloy exposed to a Na2SO4 solution
Autor:
D.S.S. Almeida, D.D. dos Santos, N.B.G. Ferreira, C.Q. Correia, B.C. Gomes, E.A. Ferreira, L.P. Moreira, J.A. de Castro, J.A.O. Huguenin, L. da Silva
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 5, Pp 10175-10183 (2020)
Magnesium is an attractive structural material due to its very low density. Among the magnesium alloys, the AZ series containing aluminum and zinc as main alloying elements presents good mechanical properties. However, the great challenge to be overc
Externí odkaz:
https://doaj.org/article/51383e88b1594d21adf822c4d9c84055
Publikováno v:
Planta Daninha, Vol 34, Iss 4, Pp 649-656 (2016)
ABSTRACT Weed management in sugarcane fields must be performed rationally, taking into consideration the competitive ability of cultivars and weeds, to allow for reductions in control costs and herbicide use. In this study, an evaluation was made of
Externí odkaz:
https://doaj.org/article/9eb93d548df54c1f9a52b70ee21522e4
Autor:
L.M. AGUIAR, J.B. SANTOS, E.A. FERREIRA, C.M. CABRAL, I.M. PEREIRA, G.M. BARROSO, N.M.C. SANTOS
Publikováno v:
Planta Daninha, Vol 36 (2018)
ABSTRACT: Herbicides are inputs with a high volume of use in agricultural production systems for weed management; however, the environmental contamination they cause is a reality. The objective of this research was to evaluate the tolerance of tree s
Externí odkaz:
https://doaj.org/article/19846739781548eeaa2ef2dd88859cba
Publikováno v:
Planta Daninha, Vol 36 (2018)
ABSTRACT: In pastures, the incidence of weeds reduces the productivity and quality of forage. The identification of the weed species in pastures is fundamental to choose the renewal method. Thus, the objective of this work was to perform phytosociolo
Externí odkaz:
https://doaj.org/article/05d3a598764741f597dcc96f41f34d75
Autor:
A.H.C. ANÉSIO, M.V. SANTOS, R.R. SILVEIRA, E.A. FERREIRA, T.G.S. BRAZ, L.D. TUFFI SANTOS, J.B. SANTOS
Publikováno v:
Planta Daninha, Vol 35 (2017)
ABSTRACT This study was conducted in order to evaluate the selectivity of signal grass and congo grass, submitted to post-emergence herbicide application. The experiment was conducted under greenhouse conditions, in Diamantina, Minas Gerais state, an
Externí odkaz:
https://doaj.org/article/eee4a3e4e0144189b5e594cbd4e247b8
Autor:
H.M. Silveira, D.V. Silva, C.A.D. Melo, M.D.C. Neto, D.T. Saraiva, E.A. Ferreira, A.A. Silva, M.S. Freitas
Publikováno v:
Planta Daninha, Vol 33, Iss 2, Pp 275-281 (2015)
Soil is a very heterogeneous environment that allows the establishment of wide range of microorganisms populations, whose balance is affected by biotic and abiotic factors. This study has aimed to assess the effect of doses of mesotrione and fluazifo
Externí odkaz:
https://doaj.org/article/f81d3b75c5d84518925c2eb2bfacd0b5
Autor:
F.P. Carvalho, B.P. Souza, A.C. França, E.A. Ferreira, M.H.R. Franco, M.C.M. Kasuya, F.A. Ferreira
Publikováno v:
Planta Daninha, Vol 32, Iss 4, Pp 783-789 (2014)
Mycorrhizal association promotes better survival and nutrition of colonized seedling on field, and consequently, increasing of productivity. However, the weed management can interfere on this association, due to incorrect use of glyphosate. This work
Externí odkaz:
https://doaj.org/article/7dbc4714f6da4ef49f65480be872c432
Publikováno v:
Planta Daninha, Vol 35 (2017)
ABSTRACT The use of indicator plants can be an effective alternative in monitoring the presence of toxic molecules in the air, such as herbicides. Thus, in the goal of this study is to assess the sensitivity of forage plants and weeds to atmospheric
Externí odkaz:
https://doaj.org/article/102ae4e877e3492a952b264dbab527b7
Publikováno v:
Planta Daninha, Vol 35 (2017)
ABSTRACT Different doses of herbicides can promote a differentiated physiological response in grasses of the same genus. This study has been proposed in order to evaluate physiological responses of B. ruziziensis and B. decumbens submitted to glyphos
Externí odkaz:
https://doaj.org/article/759f1d3a6e544f80b9d1228af4b10e45