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Submitted on: 21 February 2009.
Revised on: 02 April 2009.
Accepted on: 18 April 2009.
SOIL & TILLAGE RESEARCH
Submitted on: 21 March 2018.
Revised on: 10 April 2018.
Accepted on: 27 April 2018.
SOIL & TILLAGE RESEARCH---ELSEVIER
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Submitted on: 28 January 2006.
Revised on: 24 February 2006.
Accepted on: 19 March 2006.
SOIL & TILLAGE RESEARCH---ELSEVIER
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