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Análise comparativa da competitividade das exportações de soja em grão do Brasil, Estados Unidos e Argentina
(Sociedade Brasileira de Economia e Sociologia Rural, 2022-04-11)
O objetivo do trabalho foi comparar o desempenho das exportações de soja em grão do Brasil, Estados Unidos e Argentina no período de 2002 a 2017. Como procedimento metodológico, analisou-se as séries temporais dos maiores ...
The effects of mechanical and hydrothermal aging on microstructure and biaxial flexural strength of an anterior and a posterior monolithic zirconia
(2017-08-01)
Objectives To evaluate the effect of hydrothermal aging (H), mechanical cycling (M), and the combination of hydrothermal plus mechanical cycling (H + M) on biaxial flexural strength (BFS) and microstructure of two monolithic ...
Chemical and biochemical characterization of soybean produced under drought stress
(Sociedade Brasileira de Ciência e Tecnologia de Alimentos, 2009)
Brazil is the second soybean (Glycine max L. Merrill) producer and exporter in the world. In 2005, soybean cultivated in the southeastern region of the country suffered drought stress imposed by adverse high temperatures ...
Nitrogen fertilizer management for maize production under tropical climate
(2019-07-01)
High maize (Zea mays, L.) yields require an adequate supply of N fertilizer. As an alternative, fertilizers with nitrification and urease inhibitors have emerged onto the market to increase N supply to crops. The objective ...
Chloride levels in biomass sorghum due to fertilization sources
(2020-12-01)
The Brazilian energy matrix has 43.5% of renewable sources, a higher value than registered in the rest of the world (14%). The sugarcane bagasse used in sugarcane plants underlines the importance of this, which is the ...
Post-emergence application of glufosinate on maize hybrids containing the phosphinothricin acetyltransferase gene (pat)
(2020-07-01)
Several maize hybrids that present the phosphinothricin acetyltransferase gene (pat) are available in the market. However, these hybrids have different resistance levels to glufosinate herbicides. The objective of the ...
Foliar sources of boron and manganese in soybean and zinc plants in corn plants complexed with polyols in nutritional status and in productionFuentes foliares de boro y manganeso en plantas de soya y fuentes de zinc en plantas de maíz suplementadas con polioles en estado nutricional y en producción del cultivo
(2020-01-01)
Alternative sources of micronutrients have appeared on the market from B, Mn, and Zn complexes with polyols without scientific evidence on their agronomic effects compared to conventional sources, which is a concern when ...
El Valor Nutritivo de los subproductos en Costa Rica. Composicion quimica, disponibilidad y uso.
(2013-07-18)
The nutritive value of rice by products in Costa Rica, Chemical composition, availability and use. By-products from the milling of rice, as obtained in Costa Rica, were examined for chemical composition and availability ...