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Condicionantes meteorológicos para a eficácia de controle de Spodoptera frugiperda (J.E. Smith, 1797) (Lepidoptera: noctuidae) em milho
(Universidade Federal de Santa MariaBrasilMeteorologiaUFSMPrograma de Pós-Graduação em MeteorologiaCentro de Ciências Naturais e Exatas, 2020-02-20)
The maize crop (Zea mays) has great economic importance for Brazil, but the occurrence
of the fall armyworm, Spodoptera frugiperda (J.E. Smith, 1797) (Lepidoptera: Noctuidae),
can cause great losses in productivity, ...
Espaçamento entre linhas e pontas de pulverização no controle de Phakopsora pachyrhizi Sidow
(Universidade Federal de Santa MariaBREngenharia AgrícolaUFSMPrograma de Pós-Graduação em Engenharia Agrícola, 2007-02-26)
The association of application technology with the crop handling can provide larger adaptation in the phytosanitary handling as well as increasing the exhibition of the leaves to the radiation. This work had for objective ...
Metodologia numérica para análise e caracterização do spray de combustível e da combustão em um motor de combustão interna com injeção direta
(Universidade Federal de Minas GeraisBrasilENG - DEPARTAMENTO DE ENGENHARIA MECÂNICAPrograma de Pós-Graduação em Engenharia MecanicaUFMG, 2019-10-02)
The computer simulation for spray and combustion of an internal combustion engine
represents a major challenge as new technologies and systems that seek reduction of fuel
consumption and lower emissions. New technologies ...
Fitorreguladores em pré-colheita e armazenamento de maçã ‘galaxy’ em atmosfera controlada com e sem aplicação de 1-metilciclopropeno
(Universidade Federal de Santa MariaBrasilAgronomiaUFSMPrograma de Pós-Graduação em AgronomiaCentro de Ciências Rurais, 2017-07-19)
Reduction of pre and postharvest losses in apples is necessary for the producers and storers to
have a higher economic return. In this context, we aimed to evaluate the effect of pre-harvest
spraying of different ...
An improved theoretical formulation for Sauter mean diameter of pressure-swirl atomizers using geometrical parameters of atomization
(Elsevier Ltd, 2022-06-01)
This study discusses the development of a mathematical model that is capable of predicting the drop size mean diameter of the spray generated by a pressure swirl atomizer, considering the effects of the liquid's viscosity ...
Assessing a novel smartphone application - SnapCard, compared to five imaging systems to quantify droplet deposition on artificial collectors
(Elsevier B.V., 2016-10-01)
Previous work sought to compare the results from imaging software for characterising droplet coverage, but none exists examining these five software programs: Droplet Scan (R), Swath Kit (R), Deposit Scan, Image J, and ...
DROPLET SPECTRA AND SURFACE TENSION OF SPRAY SOLUTIONS BY BIOLOGICAL INSECTICIDE AND ADJUVANTS
(Soc Brasil Engenharia Agricola, 2017-03-01)
Biological insecticides can be another pest control method used in integrated pest management; hence there is a demand for scientific information about these products to understand the appropriate application technique. ...
Management of coffee leaf miner: Spray volume, efficacy of cartap hydrochloride and impact on parasitismManejocloridratodo bicho-mineiro:De cartapevolumee impactode pulverização,no parasitismoeficácia do
(2019-01-01)
The leaf miner is a key pest of coffee and the use of insecticides for its control results in high water consumption. The objective in this study was to evaluate the quali-quantitative aspects of reduced spray volumes with ...
Estimation of deposit and spray distribution in hydro sensible paper and morning glory plants
(2014-01-01)
Herbicides application success depends, besides product correct choice, the observation of environmental conditions and application quality. The work aimed to quantify the effects of surfactant addition in spraying solution, ...