Physical-chemical properties of spray syrup in tank-mixing multiple pesticides and water sources used in grain farming

Autores/as

  • Fernando Burin Agro-industrial Cooperative Lar. Highway LC 240 km 02. CP 79.920-970. Laguna Carapa. MS. Brazil
  • Cristiano Marcio Alves de Souza Federal University of Grande Dourados. College of Agricultural Science. Highway Dourados-Itahum. km 12. C. P. 79.804-970 Dourados-MS. Brazil
  • Ivan Ramires Federal University of Grande Dourados. College of Exact Sciences and Technology. C. P. 79.804-970. Dourados. MS. Brazil
  • Paulo Vinicius da Silva Federal University of Grande Dourados. College of Agricultural Science. Highway Dourados-Itahum. km 12. C. P. 79.804-970 Dourados-MS. Brazil

DOI:

https://doi.org/10.48162/rev.39.072

Palabras clave:

tecnología de aplicación, tipos de agua, protección vegetal

Resumen

This work evaluated physical-chemical properties of spraying syrup formulated with different water types and using or not tank-mixing pesticides. The experimental design was completely randomized in a 4 x 5 factorial scheme (4 water types and 4 pesticide syrups + control, non-sprayed plant) in three sampling times (off-season corn, pre-planting soybean weed control, and soybean season) within one year. Water treatments consisted of deionized, well, river and weir water. Product mixing consisted of herbicide (Glyphosate 925 g a.i. ha-1), herbicide + insecticide (Imidacloprid + beta-cyfluthrin 100+12.5 g a.i. ha-1), herbicide + fungicide (Trifloxystrobin + Prothioconazole 70+60 g a.i. ha-1) and herbicide + insecticide + fungicide. Weir water presented the worst physical quality. Spraying syrup prepared with tank-mixing herbicide, insecticide, and fungicide in various combinations decreased the effectiveness of the pesticide. When associating the three pesticides, less dissolution of the spray syrup and greater risk of syrup incompatibility leads to pesticide ineffectiveness.

Highlights:

  • The water type used in tank-mixing multiple pesticides affects spraying syrup quality.
  • Water with the worst physical quality decreases pesticide performance.
  • Less dissolution and greater risk of fungicide ineffectiveness take place when three pesticides are associated.
  • Spraying syrup prepared with tank-mixing pesticides increased in the successive cultivation of soybean/corn.

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Publicado

04-07-2022

Cómo citar

Burin, F., Alves de Souza, C. M., Ramires, I., & da Silva, P. V. (2022). Physical-chemical properties of spray syrup in tank-mixing multiple pesticides and water sources used in grain farming. Revista De La Facultad De Ciencias Agrarias UNCuyo, 54(1), 132–144. https://doi.org/10.48162/rev.39.072

Número

Sección

Protección vegetal

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