Submitted on: 07 January 2005.
Revised on: 25 March 2005.
Accepted on: 28 April 2005.
___________________BERICHTE UBER LANDWIRTSCHAFT---BUNDESMINISTERIUM ERNAHRUNG LANDWIRTSCHAFT
Submitted on: 25 December 2008.
Revised on: 03 April 2009.
Accepted on: 01 June 2009.
___________________BERICHTE UBER LANDWIRTSCHAFT---BUNDESMINISTERIUM ERNAHRUNG LANDWIRTSCHAFT
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Submitted on: 03 July 2013.
Revised on: 14 October 2013.
Accepted on: 27 October 2013.
___________________BERICHTE UBER LANDWIRTSCHAFT---BUNDESMINISTERIUM ERNAHRUNG LANDWIRTSCHAFT
Submitted on: 19 May 2017.
Revised on: 11 September 2017.
Accepted on: 27 September 2017.
___________________BERICHTE UBER LANDWIRTSCHAFT---BUNDESMINISTERIUM ERNAHRUNG LANDWIRTSCHAFT
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