• Acidification of sands in citrus orchards fertilized by drip irrigation 

      Kotze, Theunis Gerhardus (Stellenbosch : Stellenbosch University, 2002-12)
      ENGLISH ABSTRACT: The use of drip irrigation in citrus orchards is becoming increasingly important in the Citrusdal region of the Western Cape. Drip irrigation provides an opportunity to optimize water and fertilizer use ...