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Effect of Sewage Sludge Compost on Yield of Vegetable Crops

  • Park, Young-Bae (National Institute of Horticultural and Herbal Science RDA) ;
  • Noh, Jae-Seung (National Institute of Horticultural and Herbal Science RDA)
  • Received : 2010.12.29
  • Accepted : 2011.03.01
  • Published : 2011.04.30

Abstract

Two phases of experiment were conducted to produce compost using sewage sludge and sawdust as mixing materials to determine their chemical properties and the performance of selected test crops. The first phase was done to produce compost as potting media and the second phase was done to test the efficacy of the produced compost. With regard to some chemical properties of the compost, pH was moderately acidic (5.11 to 5.58) while the OM, N, P, and K contents of the compost were 23.8-35.9, 1.12-1.56, 254.9-555.7, and 40.4-62.6, respectively.

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References

  1. Shrestha, S.L. 1996. Influence sewage sludge application on crop yields and heavy metal availability (MS Report on p. 212 Advanced soil Fertility).
  2. Smith, S.R. 1996. Agricultural recycling of sewage sludge and environment, CAB International. UK.