Brazil state increases agrochemical applications

The crops in the south of Brazil had saw an increase of agrochemical applications, because of the lack of supervision and specialized advisory to combat Helicoverpa armigera, according to Alencar Rugeri, an agronomist at the Rural Institute of Technical Assistance of Rio Grande do Sul (Emater). He participated on a conference at Expointer and highlighted that the lack of knowledge led to the appearance and proliferation of the caterpillar.

At the conference, the result of surveys made in the 2013/2014 season were introduced and integrated pest management was explained. According to the available data, the general rule in the crops of Rio Grande do Sul is the scheduled. Revealed problems includs spraying and mixture of agrochemicals, lack of monitoring, decisions without criteria from farmers, doses alterations, as well as fail to adopt crop rotation and “blatantly exploit susceptible crops.

The chief of the Crop Protection Division, Vinícous Grasseli, said the agrochemicals dealer are pursuing sales for unnecessary use.