Country Rice
Mostrando 1-12 de 19 artigos, teses e dissertações.
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1. Selecting the most adequate bedding material for broiler production in Brazil
Broiler chicken production is widely dispersed across the globe, and one important issue for growers is the selection of adequate bedding material, as the availability and price of substrates varies among countries and regions within a same country. This study aimed at applying a multiple criteria analysis approach for the selection of the most appropriate b
Revista Brasileira de Ciência Avícola. Publicado em: 2012-06
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2. Haplotype identification within Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae) corn and rice strains from Colombia
The fall army worm Spodoptera frugiperda (Smith) is a migratory important pest of corn, sorghum, rice, grass and bermudagrass in North and South America. This species has diverged into two genetically differentiated but morphologically identical strains, "the rice" and "the corn". They have been analyzed by sequencing the genes cytochrome oxydase I, II and I
Neotropical Entomology. Publicado em: 2011-08
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3. Análise da heterose de cruzamentos entre variedades de arroz-vermelho.
O objetivo deste trabalho foi avaliar, por meio de análise dialélica, o potencial de dez variedades de arroz-vermelho para a implementação de um programa de melhoramento. A identificação de genitores foi feita com dez variedades, em um cruzamento dialélico completo sem recíprocos. As variedades e seus 45 cruzamentos foram avaliados nas gerações
Pesquisa Agropecuária Brasileira. Publicado em: 2011
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4. Grãos e oleaginosas no cerrado do nordeste.
ABSTRACT: The Brazilian savana covers a quarter of the national Brazilian territory. About that, 127 millions he are possible for agricultural managerial, 48% were already absorved by productive process. So, the remainder is constituted by frontiers waiting for exploration, part of that was geographicaly placed in areas of North and Northeast regions of coun
Planaltina. Publicado em: 2011
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5. Rhizobia selection and nitrogen efects in the symbiosis with alfafa and birdsfoot / Seleção de rizóbios e efeito do nitrogênio na simbiose com alfafa e cornichão
Alfalfa and birdsfoot forages are important plants used during the pastures¿ hibernal period of Rio Grande do Sul, gathering desired traits such as high nutritional value, high forage production, good acceptability and digestibility. However, in Brazil, there is a lack of studies aiming the selection and characterization of Rhizobium strains in alfalfa and
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2011
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6. APROVEITAMENTO DA CASCA DE ARROZ EM UMA MICRO CENTRAL TERMOELÉTRICA AVALIAÇÃO DOS IMPACTOS ECONÔMICOS E AMBIENTAIS PARA O SETOR ARROZEIRO DO RIO GRANDE DO SUL
The rice husk production in Rio Grande do Sul, state responsible for more than half of this cereals country production, leads to the need of an appropriate environmental management in view the impacts produced by this residue in the environment, whether they be local or global, like greenhouse effect impacts. Therefore, a rational utilization of this energet
Publicado em: 2009
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7. OXIDATIVE STRESS BIOMARKERS IN CARP (Cyprinus carpio) EXPOSED TO CARBOFURAN AND FIPRONIL INSECTICIDES IN RICE FIELD CONDITIONS / BIOMARCADORES DE ESTRESSE OXIDATIVO EM CARPAS (Cyprinus carpio) EXPOSTAS AOS INSETICIDAS CARBOFURAN E FIPRONIL EM CONDIÇÕES DE LAVOURA DE ARROZ
The contamination of the aquatic environment by pesticides is a problem of global importance because of their toxic effect on non-target organisms. These products may affect toxicological parameters and oxidative stress in fish. The carp is cultivated in southern of Brazil and has great comercial interest. There are few studies in our country regarding the u
Publicado em: 2009
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8. Arrendamento e parceria na agricultura brasileira : condicionantes, contratos e funcionamento / Leasing and sharecroppoing in brazilian agrculture : factors, contracts and functions
The central objective of this thesis is to analyze leasing and sharecropping relationships in the Brazilian rural areas in the last two decades. The presence of leasing and sharecropping in every state of the country with great heterogeneity in format, production results and probably in won of efficiency was observed. The hypothesis that guided this research
Publicado em: 2009
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9. CRIAÇÃO E DESVIO DE COMÉRCIO NO MERCOSUL: O CASO DO ARROZ EM CASCA / TRADE CREATION AND DIVERSION IN MERCOSUL: THE CASE OF THE ROUGH RICE
The Regional Integration Agreements surround the international economy as an alternative to total liberalization of markets. Latin America was not astonished with the resurgence of the post-cold war regionalism. Regarding the imperfect customs union Mercosur, even when in this kind of agreement the goal is a Common External Tariff (CET) that would stimulate
Publicado em: 2008
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10. TURBULENT FLOWS OF CO2 IN A RICE CROP IRRIGATED IN RS (BRAZIL) / FLUXOS TURBULENTOS DE CO2 EM UMA ÁREA DE ARROZ IRRIGADO NO RS
This thesis quantifies the net change of CO2 (NEE) in an irrigated rice crop cultivation in RS (Brazil). The research is part of the project CT-HIDRO, which presents as main purpose the description of surface conditions for different ecosystems in the country. Data were gathered during the cultivation period, from October 2003 to March 2004. During this time
Publicado em: 2007
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11. "Wetlands construídos" de fluxo vertical com meio suporte de solo natural modificado no tratamento de esgotos domésticos / "Wetlands construídos" de fluxo vertical com meio suporte de solo natural modificado no tratamento de esgotos domésticos / Vertical flow constructed wetlands systems with substract of natural soil for domestic wastewater treatment / Vertical flow constructed wetlands systems with substract of natural soil for domestic wastewater treatment
In Brazil, the municipalities with sewerage system is 52,2% of the total (PNSB, 2000). Therefore, it is low figure and there are regional discrepancies, as the percentage of attendance at the southern and southeastern regions are higher then at the northern northeastern and middle western. The situation is even worse at the rural area, where most localities
Publicado em: 2007
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12. Evaluation of land productivity convergence in brazilian agriculture time period from 1960 to 2001. / Avaliação do processo de convergência da produtividade da terra na agricultura brasileira no período de 1960 a 2001.
This work analyzed the behavior of land productivity in the Brazilian agriculture, evaluating if there is or not convergence in the evolution of this variable. The analysis is taken in the time period from 1960 to 2001 and also in some sub-periods of these 42 years, more precisely, the sub-periods of 1970-2001, 1975-2001 and 1980- 2001. The convergence is a
Publicado em: 2005