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Flow and pressure regulation for agricultural sprayers using solenoid valves. Author(s): MERCALDI, H. V.; PEÑALOZA, E. A. G.; MARIANO, R. A.; OLIVEIRA, V. A.; CRUVINEL, P. E. Repository: BDPA Publication year: 2017
Precision micro-spray tower for application of entomopathogens. Author(s): MASCARIN, G. M.; QUINTELA, E. D.; SILVA, E. G. da; ARTHURS, S. P. An inexpensive, portable and easy handling spraying device was developed for experimental application of water suspensions of entomopathogens and insecticides. The micro-sprayer was calibrated using d... ... Repository: BDPA Publication year: 2013
Mepiquat chloride application on cotton at variable rate. Author(s): MAGALHAES, P. S. G.; QUEIROS, L. R.; GADANHA, C. D. Mepiquat chloride (1.1 - dimethylpiperidinium chloride) are used to control excessive vegetative growth in cotton (Gossypium hirsutum L.) broadcast sprayed by ground or air. As proven by previous rese... ... Repository: BDPA Publication year: 2010
PULVERIZADOR de tração humana para parcela experimental. Para viabilizar a aplicação de herbicida em parcelas experimentais foi desenvolvido na Embrapa Arroz e Feijão um pulverizador de tração humana capaz de proteger a cultura principal de defensivos de aç... ... Repository: BDPA Publication year: 2006
Adjunvantes na deriva de 2,4-D + glyphosate em condições de campo. Author(s): COSTA, A. G. F.; VELINI, E. D.; ROSSI, C. V. S.; CORRÊA, M. R.; NEGRISOLI, E.; FIORINI, M. V.; SIONO, L. M. O objetivo do trabalho foi avaliar o efeito de adjuvantes sobre a deriva em aplicações da mistura de 2,4-D + glyphosate. O experimento foi conduzido em condições de campo em delineamento inteiramente... ... Repository: BDPA Publication year: 2014
Soft-sensor approach based on principal components analysis to improve the quality of the application of pesticides in agricultural pest control. Author(s): PEÑALOZA, E. A. G.; OLIVEIRA, V. A.; CRUVINEL, P. E. Repository: BDPA Publication year: 2018
Estimation of deposit and spray distribution in hydro sensible paper and morning glory plants. Author(s): MACIEL, C. D. de G.; VELINI, E. D.; SOUZA, R. T. de; SOUZA, J. I. de; CHAGAS, R. R.; SILVA, M. A. S.; POLETINE, J. P. The present work aimed to quantify the effects of surfactants addition over deposition and distribution of sprayer suspension in natural and artificial targets associated with different nozzles in rel... ... Repository: BDPA Publication year: 2014
A Model Based Intelligent Sensor to Control Sprinklers in Spray Actions. Author(s): SCHUTZ, D. R.; PENALOZA, E. A. G.; MERCALDI, H. V.; OLIVEIRA, V. A.; CRUVINEL, P. E. —Application of pesticides in crops is used to achieve food production. The use of technologies has become possible to decrease not only the biological risk but also the ecological and human ones that... ... Repository: BDPA Publication year: 2023
Growth and yield performance of 'Cabernet Sauvignon' submitted to variations of concentration and application techniques of hydrogen cyanamide in the tropical region of Brazil. Author(s): AMORIM, F.; PEREIRA, G. E.; SILVA, J. M. R. da; CASTRO, R. Wine grape cultivars (Vitis vinifera L.) used in the tropics require special management techniques to regulate the production and to obtain grapes with adequate quality level. The use of chemicals to... ... Repository: BDPA Publication year: 2016
Levantamento e quantificação de efluentes gerados em pontos de abastecimento de pulverizadores. Author(s): FINGER, M.; CORRÊA, H. C.; GEBLER, L.; LIMA, L. da S. Resíduos gerados em pontos de abastecimento de pulverizadores são fontes recorrentes de contaminação ao meio ambiente, causando sérios prejuízos ao cossistema. O objetivo deste trabalho foi quantifica... ... Repository: BDPA Publication year: 2022

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