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Soil amelioration

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The development of delvers and the timing of delving, such as when the clay is near to the plastic stage, results in a much cheaper operation, the option to delve deeper and a dramatic increase in yield... The consistent increase in biomass above and below the ground was also very important, potentially resulting in increased organic matter in the soil... Farming north of Bordertown, SA on sandy soils has been a challenge and a great journey for Sue and myself since we started in our own right in 1979...