After Years of Direct Sowing and Herbicide Resistance, Occasional Tillage Resurfaces: Alloy or Patch?

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For almost three decades, direct sowing was consolidated in Argentine agriculture as a key technology to conserve soils and reduce costs. But it also brought with it a growing problem: the advance of weeds resistant and tolerant to herbicides, which today challenge the production of soy, corn, wheat and sunflower throughout the Pampa region. In front of this scenario, many producers looked again at mechanical tillage, in its “occasional” version…