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1.  A quick and simple method for determining the titration curve and estimating   
     the lime requirement of soil
     NJ Barrow¡­ - Australian Journal of Soil Research, 1990 ¨C CSIRO

2. Acidification rates in the central wheatbelt of Western Australia. 1. On a deep   
    yellow sand
    PJ Dolling¡­ - Australian journal of experimental agriculture, 1994 ¨C CSIRO

3. Soil acidity in New-South-Wales-Current pH values and estimates of acidification   
    rates
    KR Helyar, PD Cregan¡­ - Australian Journal of Soil Research, 1990 ¨C CSIRO

4. Evidence of accelerated soil acidification under Stylosanthes-dominated pastures
   AD Noble, M Cannon¡­ - Australian Journal of Soil Research, 1997 ¨C CSIRO

5. Acid deposition and soil acidification at a southwest facing edge of Norway
    spruce and European beech in south Sweden
   AMB Påhlsson¡­ - Ecological Bulletins, 1995 ¨C JSTOR

6.Soil acidification under some tropical agricultural systems. 1. Rates of acidification  
   and contributing factors
   Moody, P.W., Aitken, R.L.
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