Submitted on: 30 September 2007.
Revised on: 23 January 2008.
Accepted on: 22 February 2008.
___________________HOLZFORSCHUNG---WALTER DE GRUYTER GMBH
Submitted on: 29 May 2016.
Revised on: 13 September 2016.
Accepted on: 25 September 2016.
___________________HOLZFORSCHUNG---WALTER DE GRUYTER GMBH
Submitted on: 28 March 2009.
Revised on: 16 June 2009.
Accepted on: 24 July 2009.
___________________HOLZFORSCHUNG---WALTER DE GRUYTER GMBH
http://reply.papertrans.cn/2/115/11467/11467-24.png
Submitted on: 16 March 2006.
Revised on: 12 July 2006.
Accepted on: 20 August 2006.
___________________HOLZFORSCHUNG---WALTER DE GRUYTER GMBH
Submitted on: 21 June 1999.
Revised on: 01 September 1999.
Accepted on: 08 October 1999.
___________________HOLZFORSCHUNG---WALTER DE GRUYTER GMBH
Submitted on: 22 May 1998.
Revised on: 05 August 1998.
Accepted on: 05 September 1998.
___________________HOLZFORSCHUNG---WALTER DE GRUYTER GMBH
http://reply.papertrans.cn/2/115/11467/11467-28.png
http://reply.papertrans.cn/2/115/11467/11467-29.png
Submitted on: 25 September 2013.
Revised on: 25 November 2013.
Accepted on: 31 December 2013.
___________________HOLZFORSCHUNG---WALTER DE GRUYTER GMBH