Zobrazeno 1 - 10
of 21
pro vyhledávání: '"E. A. De Nadai Fernandes"'
Autor:
Márcio Arruda Bacchi, J. C. Marson, C. Sbrana, Gabriel Adrián Sarríes, Epaminondas Sansigolo de Barros Ferraz, E. A. De Nadai Fernandes
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 297:303-307
Soil as mineral impurity in sugarcane loads impacts the Brazilian sugar-ethanol industry with rising production and maintenance costs as well as decreased productivity. The mechanical harvesting of sugarcane was conceived as a technology with potenti
Autor:
Márcio Arruda Bacchi, F. S. Tagliaferro, A. A. Ferrari, T. C. G. Martins, E. A. De Nadai Fernandes
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 283:51-54
The tomato culture demands large quantities of mineral nutrients, which are supplied by synthetic fertilizers in the conventional cultivation system. In the organic cultivation system only alternative fertilizers are allowed by the certifiers and acc
Publikováno v:
Applied Radiation and Isotopes. 66:1964-1969
The Zr–Au set for monitoring the thermal and epithermal neutron fluence rate and the epithermal spectrum parameter α is not always practicable for routine application of INAA in well-thermalized facilities. An alternative set consisting of Cr, Au
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 278:403-407
This study investigated the representativeness of samples for assessing chemical elements in milk bulk tanks. Milk samples were collected from a closed tank in a dairy plant and from an open top tank in a dairy farm. Samples were analyzed for chemica
Autor:
A. A. Ferrari, Márcio Arruda Bacchi, E. A. De Nadai Fernandes, T. C. G. Martins, F. S. Tagliaferro
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 278:517-520
The agricultural supplies used in the organic system to control pests and diseases as well as to fertilize soil are claimed to be beneficial to plants and innocuous to human health and to the environment. The chemical composition of six agricultural
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 278:415-418
The degree of homogeneity is normally assessed by the variability of the results of independent analyses of several (e.g., 15) normal-scale replicates. Large sample instrumental neutron activation analysis (LS-INAA) with a collimated Ge detector allo
Autor:
E. A. De Nadai Fernandes, F. S. Tagliaferro, Christian Turra, E. J. De França, Márcio Arruda Bacchi
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 278:371-374
The citrus variegated chlorosis (CVC) disease results in serious economical losses for the Brazilian citriculture. The influence of CVC disease on the elemental composition of citrus plants was investigated. Leaves of sweet orange varieties Hamlin, P
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 276:221-228
The accumulation of chemical elements in biological compartments is one of the strategies of tropical species to adapt to a low-nutrient soil. This study focuses on the Atlantic Forest because of its eco-environmental importance as a natural reservoi
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 276:107-112
Aiming at the determination of toxic and essential elements in Brazilian commercial bovine milk, 25 ultra high temperature (UHT) milk samples were acquired in the local market of Piracicaba, SP. The samples were freeze-dried and analyzed by instrumen
Autor:
E. A. De Nadai Fernandes, F. S. Tagliaferro, Márcio Arruda Bacchi, Mitiko Saiki, E. Joacir De França
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 271:405-411
Soil analysis could improve environmental studies since soil is the main source of chemical elements for plants. In this study, soil samples collected at 0–10 cm depth under tree crown projection were analyzed by INAA. Using the chemical compositio