• Besides soil fertility and drought, variable stand density and missing planting holes are important causes of low yields
  • Striga causes more damage to cereal crops in poor soils, so both problems have to be tackled together
  • How to control weeds to allow rice crops to thrive, effective weed management can increase yields by 50%
  • A pan-African voyage for students and development workers showing the principles of Integrated Soil Fertility Management
  • A simple technique to control weeds in lowland rice using the rotary weeder
  • How to control weeds in lowland rice using herbicides in a safe and efficient way
  • A technique which has minimum mechanical soil disturbance, permanent organic soil cover and diversification of crops
  • Bed planting significantly reduces the amount of water needed for irrigating wheat
  • Strip tillage keeps crop stubble and helps to conserve soil moisture
  • Contour bunds are permanent ridges of earth that follow positions located at the same altitude.

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