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Dr. Theodore Friedrich of the FAO explains the 3 Conservation Agriculture principles:

  • Continuous minimum mechanical soil disturbance
  • Permanent organic soil cover
  • Diversification of species grown in rotation or association at the same time

He explains the implications of Conservation Agriculture for various aspects of conventional agriculture; particularly for seeding and planting, as well as with regards to tillage, mechanical and animal traction.

With regards to weed management, Friedrich introduces the viewer to some non-chemical options for weed control such as soil coverage of various means, which may be manual or aided by mechanical equipment