Calculations were performed using the SAS software package (SAS™ Version 9.1., SAS Institute Inc., Cary, USA).
The statistical analyses were done using the SAS-Enterprise and SAS-JMP software.
The statistical analyses were performed using the SAS-program (SAS Inst. Inc., Cary, NC).
Data was analysed using the SAS-8.2 statistical software package (SAS Institute, Inc., Cary, NC, USA).
For conversion, we used the SAS code "Sf6d_sf36v1_UK_mod.sas", obtained from the University of Sheffield [ 14].
The statistical analysis was conducted using sas, Release 9.1 (SAS Inc., Cary, NC, USA).
Data were analysed by DATAMAP GmbH, Freiburg, Germany using sas Release 9.1.
Statistical evaluations were performed using the SAS® package, release 9.2 (SAS Institute, Cary, North Carolina, USA).
The effects of biological pretreatment on lignin, hemicellulose, and cellulose reduction during biological pretreatments were analyzed using the Statistical Analysis Software SASS) program (released 6.12, 1988.SAS Institute Inc., Cary, NC).
The categorical assessment of CSAD and ASAD was conducted using the SCI-SAS [ 17].
