Effects of operational variables on agrochemical spray application quality and drift
Pesticide spraying is the most widespread form of pest control. Spraying is a complex process, from the agronomic and environmental point of view. A field trial was carried out, to evaluate the effect of three agrochemical application techniques. In all of them, an air-induced flat fan was used, wi...
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Formato: | Artículo revista |
Lenguaje: | Español |
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Facultad de Ciencias Agropecuarias. Área de Difusión Científica
2019
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Acceso en línea: | https://revistas.unc.edu.ar/index.php/agris/article/view/19093 |
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institution |
Universidad Nacional de Córdoba |
institution_str |
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repository_str |
R-10 |
container_title_str |
Revistas de la UNC |
language |
Español |
format |
Artículo revista |
topic |
flat fan application rate airborne drift low volume abanico plano tasa de aplicación exoderiva bajo volumen |
spellingShingle |
flat fan application rate airborne drift low volume abanico plano tasa de aplicación exoderiva bajo volumen Merani, Victor Hugo Mur, Matilde Ramirez, Federico Ponce, Mariano Julio Guilino, Facundo Palancar, Telmo Cecilio Effects of operational variables on agrochemical spray application quality and drift |
topic_facet |
flat fan application rate airborne drift low volume abanico plano tasa de aplicación exoderiva bajo volumen |
author |
Merani, Victor Hugo Mur, Matilde Ramirez, Federico Ponce, Mariano Julio Guilino, Facundo Palancar, Telmo Cecilio |
author_facet |
Merani, Victor Hugo Mur, Matilde Ramirez, Federico Ponce, Mariano Julio Guilino, Facundo Palancar, Telmo Cecilio |
author_sort |
Merani, Victor Hugo |
title |
Effects of operational variables on agrochemical spray application quality and drift |
title_short |
Effects of operational variables on agrochemical spray application quality and drift |
title_full |
Effects of operational variables on agrochemical spray application quality and drift |
title_fullStr |
Effects of operational variables on agrochemical spray application quality and drift |
title_full_unstemmed |
Effects of operational variables on agrochemical spray application quality and drift |
title_sort |
effects of operational variables on agrochemical spray application quality and drift |
description |
Pesticide spraying is the most widespread form of pest control. Spraying is a complex process, from the agronomic and environmental point of view. A field trial was carried out, to evaluate the effect of three agrochemical application techniques. In all of them, an air-induced flat fan was used, with different application rates, sprayer speeds and noozle spacing. Three techniques were defined: T1 (57 l ha-1, 18 km h-1 and 0,35 m), T2 (28,7 l ha-1, 18 km h-1 and 0,70 m) and T3 (57 l ha-1, 9 km h-1 and 0,70 m. To assess the techniques, water-sensitive cards were placed on the ground in vertical columns, to measure the quality of application, sedimenting spray drift and cumulative airborne spray drift. The three techniques were similar in application quality but T1 reached a greater coverage. Regarding the airborne drift factor, T2 presented significant differences with respect to the other two techniques, which leads to the conclusion that higher speeds, larger noozle space and lower application rates increase airborne drift. There were no differences in sedimenting drift. Operational variables affect environmental risks regardless of the drop size produced.
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publisher |
Facultad de Ciencias Agropecuarias. Área de Difusión Científica |
publishDate |
2019 |
url |
https://revistas.unc.edu.ar/index.php/agris/article/view/19093 |
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