From its origins in 1950s, the ‘green revolution’ has become dominant in Brazil, backed by heavy public and private subsidies. Agriculture is now increasingly controlled by large corporations that dominate the transnational agri-food market. In this model, plants other than those sown or planted in the cultivated area are considered undesirable and called weeds or invasive species. This means they must be eliminated because they compete with crops for resources (water, nutrients and light) and host insects and pathogens.

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Weed management in no-tillage vegetable cultivation: using the Sistema de Plantio Direto de Hortaliças to achieve an agroecological transition

  • Marcelo Zanella,
  • Darlan Rodrigo Marchesi,
  • Arcângelo Loss,
  • Guilherme Wilbert Ferreira,
  • Jamil Abdalla Fayad

摘要

From its origins in 1950s, the ‘green revolution’ has become dominant in Brazil, backed by heavy public and private subsidies. Agriculture is now increasingly controlled by large corporations that dominate the transnational agri-food market. In this model, plants other than those sown or planted in the cultivated area are considered undesirable and called weeds or invasive species. This means they must be eliminated because they compete with crops for resources (water, nutrients and light) and host insects and pathogens.