Eficácia do glifosato potássico em mistura com butafenacil no controle de trapoeraba na cultura do café

Revista Brasileira de Herbicidas

Luciano Soares Souza¹  Tiago Mattosinho Correa¹  Fábio Daniel Mauri¹  Pedro Henrique Lorenzetti Losasso¹ 

关键词: Herbicidas;    trapoeraba;    controle;    café;   

DOI  :  

学科分类：农业科学（综合）

来源: Sociedade Brasileira da Ciencia das Plantas Daninhas (S B C P D) / Brazilian Society of Herb Science

【 摘 要 】

The objective of this research was to evaluate the efficiency in control of purslane (Commelina benghalensis) with mixtures of glyphosate potassium and butafenacil herbicides on coffee crop in February and May. Two experiments were carried out on Bom Retiro Farm, Vera Cruz-SP, Brazil. The treatments were: post emergence application of glyphosate potassium + butafenacil (100 g i.a./L) (1000+30; 1000+40; 1000+50; 1000+60; 1000+70; 1000+80; 1000+90; 1000+100 g/ha + mineral oil, 0,5% v/v), glyphosate + carfentrazone-ethyl (2000+30 g/ha + mineral oil, 0,5% v/v), glyphosate potassium (1000 g/ha), butafenacil (60 e 100 g/ha + mineral oil, 0,5% v/v) and an untreated control. Experimental design was randomized complete block with four replications. The herbicide butafenacil improved performance of glyphosate potassium in purslane control; glyphosate potassium + butafenacil mixture was efficient to control of purslane above 1000 + 100 g/ha respectably; and glyphosate + carfentrazone-ethyl mixture was efficient to control purslane in all tested doses; the application of herbicides at different seasons (February and May) provided a faster control in a shorter period in February, and the opposite for May, when it happened slower and longer control.

【 授权许可】

Unknown