Agricultural Equipment
Mostrando 37-48 de 74 artigos, teses e dissertações.
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37. Phenological characteristics of physic nutaAiming the mechanized harvest / CaracterÃsticas fitotÃcnicas do pinhÃo-manso, visando à colheita mecanizada
The increasing demand through renewable sources made Brazil to stand out in this sector with the production of alcohol and also the biodiesel one. Biodiesel is a fuel made from vegetable oils, residual oils and fats of animal origin mixed with short chain alcohol, methanol or ethanol, in the presence of a catalyst. The physic nut is a culture that has become
Publicado em: 2009
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38. Modelos de simulação para análise e apoio à decisão nos processos de corte mecanizado, carregamento e transporte no agronegócio da cana-de-açúcar / Simulation models for analysis and decision support in the processes of cutting, loading and transport in the agribusiness of cane sugar
In the current days sugarcane occupies an area of approximately 10,5 % of all the Brazilian agricultural land, with an estimated production for the 2008/2009 crop of 528 million t. In the sugarcane production process, the harvest highlights due its high costs, representing approximately 35% of the sugarcane production costs, besides the addition of operation
Publicado em: 2009
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39. Partição da extração da água do solo por plantas entre camadas com teores de água distintos / Partition of root water extraction between soil layers with distinct water contents
Water shortage is one of the most limiting factors for agricultural production. The understanding of factors that rule the extraction of soil water by plants and its distribution along the root system under contrasting hydraulic conditions is important for fine-tuning hydrological models which are a reference for crop growth models, meteorological models, am
Publicado em: 2009
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40. Sustainability of agricultural model: a case of study. / Sustentabilidade do modelo agrícola: um estudo de caso
Growth and economic development are different concepts. Growth refers to amount of wealth produced by society while economic development refers to quality of life of the people in society. The main goal of the work was characterize the survival of farmers in the rural communities located in the down stream area of Faé watershed. This watershed belongs to ba
Publicado em: 2009
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41. Efficiency of flamers in the weeds control / Eficiencia de flamejadores no controle de plantas daninhas
In agricultural production systems have been employed various techniques to achieve the goals focused on sustainability. Tactics or tools of management are adopted in order to provide greater productivity, lower impact on natural resources and better human development. The control of weeds in these systems has sued constant studies for improving performance
Publicado em: 2009
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42. Water and energy fluxes in cowpea and castor beans cultivated in northeast Brazil / Fluxos de Ãgua e de energia em feijÃo macassar e mamona no nordeste do Brasil
The castor beans and cowpea are crops of enormous economic and social importance for the farmers in northeast Brazil, whereas the extracted oil of seeds of castor beans is used for production of biodiesel and the cowpea is the main food for poor population. Independent of crop type, the knowledge of water amount removed from soil by vegetation is of great in
Publicado em: 2009
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43. Agrivehicle : Design for the Vehicle Transporting Sugar Cane Cutters
The driving social concern which motivated this project is the daily requirement for Brazilian agricultural companies to transport thousands of workers, tools and equipment, and the fact that this is currently done in unsuitable vehicles, not specifically designed for the task. The aim of this research is to improve the transportation of rural workers sugar
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 200809
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44. AvaliaÃÃo da Sustentabilidade dos Programas de Financiamento Rural para o Desenvolvimento Rural do Estado do CearÃ: estudo de caso / Evaluation of the sustainability of the programs of agricultural financing of the Rural development in State of CearÃ: a study of a case
The subsidized agricultural credit is one of the instruments used for the Government in the search of increase of the production and in the modernization of farming, agro-industrial units and in the improvement in the quality of life of the small agricultural producer. Managed by (BNB) Banco do Nordeste do Brasil, (FNE) Northeast Constitucional Leasing Fund
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 19/05/2008
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45. A pirólise como técnica analítica
In this paper historical aspects of analytical pyrolysis, the equipment used, the fundamentals and the mechanisms of pyrolysis of different polymeric materials are discussed. The latest work on analytical pyrolysis applied to various types of synthetic and natural samples is reviewed. Current applications of this technique that are discussed include identifi
Química Nova. Publicado em: 2008
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46. The real and virtual in tecnical education of agricultural mechanization a case study. / O real e o virtual no ensino técnico de mecanização agrícola um estudo de caso.
The technological evolution of the tractors and agricultural implements establishes a challenge to the formation of the professionals who will make use of this technology. It is imperative that the education of agricultural mechanization in the schools techniques give the opportunity to students in acquiring a lot of information on the tractors and implement
Publicado em: 2008
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47. AvaliaÃÃes BiomecÃnicas, ErgonÃmicas e FisiolÃgicas em Operadores de MÃquinas AgrÃcolas / Diagnosis biomecÃnico, ergonÃmico and physiologic preliminary of operators of agricultural machinery
The agricultural work is considered one of the most stressful since it demands elevated efforts The operation of agricultural machinery formulates a petition of the worker long hours in the same position, executing repetitive movements This fact leads to the fatigue compromising the health of the operator The work of the operator of agricultural machinery is
Publicado em: 2008
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48. THE PEASANT AND THE AGROTOXICS: PRACTICES AND DISCOURSES IN THE MUNICIPALITY OF NOVO CABRAIS/RS / O HOMEM DO CAMPO E OS AGROTÓXICOS: PRÁTICAS E DISCURSOS NO MUNICÍPIO DE NOVO CABRAIS/RS
This paper presents an analysis of the relationship between the rural growers of Novo Cabrais/RS with agrotoxics. Through a qualitative investigation an attempt was made to reveal the paradigms implied in the discourse of agricultural agents regarding the usage and regulation of agrotoxic products in order to provide subsidies for more effective communicatio
Publicado em: 2008