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Compost quality attributes, measurements and variability Public Deposited

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Abstract
  • This chapter addresses compost quality specifications, chemical and physical properties of compost, evaluation of compost maturity and stability, and variability in compost analytical data.
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  • Sullivan, D.M. and R.O. Miller. 2001. Compost quality attributes, measurements and variability. p. 95-120. In: P.J. Stofella and B.A. Kahn (eds.). Compost utilization in horticultural cropping systems. CRC Press. Boca Raton, FL. ISBN 9780367397593.
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  • I. What is compost quality? II. Compost quality specifications or guidelines III. Compost sampling IV. Physical properties of composts A. Moisture B. Bulk density C. Water-holding capacity D. Particle size V. Chemical properties of composts A. Total Organic Carbon B. Volatile Solids (Volatile organics) C. Cation Exchange Capacity D. Total Nitrogen E. Inorganic Nitrogen F. Acidity/Alkalinity (pH) G. Electrical Conductivity (Soluble salts) H. Phosphorus, potassium, calcium, magnesium and micronutrients VI. Evaluating compost maturity and stability A. Sensory indicators of maturity B. Chemical indicators of maturity 1. Organic matter 2. Carbon and nitrogen C. Compost stability as a maturity indicator 1. Respirometry 2. Dewar self-heating test D. Phytotoxicity as a maturity indicator VII. Variability in compost analytical data VIII. Compost quality in the future IX. References
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  • 9780367397593

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