code: public static String calcAdjustedMoistureSAT33Kpa(String slsnd, String slcly, String omPct, String df) {
  
          String adjSatMt = calcAdjustedSaturatedMoisture(slsnd, slcly, omPct, df);
          String adjMt33 = calcAdjustedMoisture33Kpa(slsnd, slcly, omPct, df);
          String ret = substract(adjSatMt, adjMt33);
          LOG.debug("Calculate result for SAT-33 kPa moisture, adjusted, ([0,100]%) is {}", ret);
          return ret;
      }
docs: Equation 10 for calculating SAT-33 kPa moisture, adjusted
  density,([0,100]%)
  
  @param slsnd Sand weight percentage by layer ([0,100]%)
  @param slcly Clay weight percentage by layer ([0,100]%)
  @param omPct Organic matter weight percentage by layer ([0,100]%), (=
  SLOC * 1.72)
  @param df Density adjustment Factor (0.9–1.3)