Spray Nozzles
Mostrando 25-36 de 37 artigos, teses e dissertações.
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25. Eficiência de aplicação do herbicida 2,4-d amina com diferentes volumes e pontas de pulverização / Efficacy of 2,4-D Amina herbicide application with different nozzles and spray volumes
A tecnologia de aplicação de fitossanitários visa à colocação uniforme do produto no alvo, com mínimas perdas para o solo e por deriva, sendo vários os danos causados pelas perdas desses produtos em áreas cultivadas. Neste contexto, o herbicida 2,4-D Amina representa um produto de grande preocupação ambiental e, ainda, de grande uso na agricultura
Publicado em: 2010
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26. Deposición transversal de líquido de las boquillas de doble abanico TTJ60-11004 y TTJ60-11002 en distintas condiciones operacionales
The objective of this work was evaluate the transversal spray deposition of double plain spurt nozzles TTJ60-11004 and TTJ60-11002 in different operational conditions. Was used five samples of each nozzle and considerate a unite one repetition. The spray deposition was evaluate on a table of evaluation distribution constructed in accordance with norm ISO 568
Planta Daninha. Publicado em: 2009-06
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27. Technical parameters for the white mold control using air- assisted hydraulic sprayer / Parâmetros técnicos para o controle do mofo-branco na cultura do feijão utilizando pulverizador hidráulico de barra com assistência de ar
The white mold, caused by the fungus Sclerotinia sclerotiorum, is one of the most destructive diseases of the bean plant in the world, especially in crops under conditions of mild temperatures and high soil and air humidity. In general, primary infections caused by this fungus start due to the presence of free water and an exogenous energy source, usually se
Publicado em: 2009
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28. Desenvolvimento e avaliação de um programa computacional para o ensino à distância de tecnologia de aplicação de agroquímicos / Development and evaluation of a computer program for distance learning about pesticide application technology
Distance learning presents great potential for mitigating field problems on pesticide spraying technology. This methodology does not intend to replace live trainings, but complement them, especially considering the importance of field practices for this activity. Thus, due to the lack of teaching material about pesticide spraying technology and the increasin
Publicado em: 2009
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29. Evaluation of boom hydraulic sprayers in the region of Uberlândia-MG / Avaliação de pulverizadores hidráulicos de barra na região de Uberlândia-MG
Any and every manner of pesticide application represents environmental risks, which must be minimized by the use of proper knowledge and technology, assuring a sustainable food production. Often, great importance is given to the pesticide and little to the application technique. The identification of the conservation state and mode of use of the sprayers in
Publicado em: 2009
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30. PONTAS DE PULVERIZAÇÃO E VOLUMES DE CALDA NO CONTROLE DE Anticarsia gemmatalis HÜBNER, 1818 e Piezodorus guildinii (WESTWOOD, 1837) NA CULTURA DA SOJA Glycine max / EFFECT OF SPRAY NOZZLES AND VOLUMES IN THE TWO INSECTICIDES CONTROL OF Anticarsia gemmatalis HÜBNER, 1818 AND Piezodorus guildinii WESTWOOD, 1837 IN SOYBEAN CROP (Glycine max)
The aim of the study were: a) to evaluate the effect of spraying nozzles on two insecticides controlling velvetbean caterpillar, Anticarsia gemmatalis, stink bug, Piezodorus guildinii and b) to evaluate the effect of spray volume in the efficiency of insecticide control velvetbean caterpillar and stink bug in soybean crop. In the experiment of spraying nozzl
Publicado em: 2008
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31. Avaliação de dois sistemas para aplicação de agrotóxicos em citros / Performance of two application systems of pesticides in citrus
The aim of the work was to evaluate and compare two application spray systems of pesticides in citrus, aiming the reduction of the application volume rate in based in the amount of product that remains in the target (spray deposition) and distribution of the drops. Actually in the citrus orchard high application volumes rates for the pest control are used in
Publicado em: 2007
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32. Levels of deposition of liquid products with aerial application using adjuvants. / NÃveis de deposiÃÃo de produtos lÃquidos com aplicaÃÃo aÃrea utilizando adjuvantes
SANTOS, Roberto de Oliveira. Levels of deposition of liquid products with aerial application using adjuvants. 2007. 83 p. Dissertation (Master degree in Agricultural Engineering) - Federal University of Lavras, Lavras, Minas Gerais, Brazil.1 The use of agricultural aircrafts has been providing larger flexibility to the handling of implantation of cultures at
Publicado em: 2007
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33. ROW SPACINGS AND SPRAY NOZZLES IN THE Phakopsora pachyrhizi Sidow CONTROL / ESPAÇAMENTO ENTRE LINHAS E PONTAS DE PULVERIZAÇÃO NO CONTROLE DE Phakopsora pachyrhizi Sidow
A associação da tecnologia de aplicação com o manejo fitotécnico pode proporcionar maior adequação no manejo fitossanitário assim como aumentar a exposição das folhas à radiação. O presente trabalho teve por objetivo avaliar o efeito da interação de espaçamentos entre linhas da soja com diferentes pontas de pulverização visando controle da
Publicado em: 2007
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34. Ponta de pulverização e pressão de trabalho na aplicação de tebuconazole para o controle da ferrugem da soja / Nozzle design and working pressure on tebuconazole application to control soybean rust
This study was carried out in order to verify the influence of using nozzles at different pressures on tebuconazole application to control soybean rust. Three experiment were conducted at Universidade Federal de Viçosa, in experimental area of Departamento de Fitotecnia, by using a randomized block design, with 4 replications: Experiment 1 coverage pattern
Publicado em: 2006
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35. Evaluation the sprying syrup deposition in function of the beak type and the flow, in soybean / AvaliaÃÃo da deposiÃÃo da calda de pulverizaÃÃo em funÃÃo do tipo de ponta e do volume de aplicaÃÃo, na cultura da soja
The soybean has great economical importance in Brazilian agribusiness, and the cultivation with high profitability, it is necessary the use all available technologies in the market and, among them, it is the application technology of agricultural pesticide, that it looks tirelessly for the best technique of the product biologically active it reaches the obje
Publicado em: 2006
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36. Disposições de bicos para aplicação de herbicida em jato dirigido na cana-de-açucar (Saccharum spp)
This work reports a study developed to permit the use of non-selective herbicide in postemergence application on reinfcsted areas of sugarcane crops for weeds control. The research was developed in three stages. In the tirst ç)l1e,the available nozzles in the market which are indicated for minimum dritl applications were chosen. The sclected nozzles were: T
Publicado em: 1998