WO2007143791-A1  DATABASE CAPLUS [Online] ZHANG C. ET AL.: &apos;Efficacy of coal-based acid on the bioactivity of tribenuron-methyl&apos;, XP003018713 Database accession no. (2003:207735) &amp; PREPRINTS OF SYMPOSIA - AMERICAN CHEMICAL SOCIETY, DIVISION OF FUEL CHEMISTRY vol. 48, no. 1, 2003, pages 72 - 73;  DATABASE CAPLUS [Online] ZHANG C. ET AL.: &apos;Influence of coal-based humic acids on biological activity of herbicides&apos; Database accession no. (2002:790451) &amp; MEITAN ZHUANHUA vol. 25, no. 3, 2002, pages 79 - 84;  DATABASE CAPLUS [Online] ZHANG C. ET AL.: &apos;Influence of coal-based humic acids on biological activity of herbicides&apos;, XP008101672 Database accession no. (2002:790451) &amp; MEITAN ZHUANHUA vol. 25, no. 3, 2002, pages 79 - 84;  DATABASE CAPLUS [Online] ZHANG C. ET AL.: &apos;Study on synergism of coal-based acid on the biological activity of glyphosate, a herbicide&apos; Database accession no. (2002:353196) &amp; PROCEEDINGS - ANNUAL INTERNATIONAL PITTSBURGH COAL CONFERENCE vol. 18TH, 2001, pages 2783 - 2791;  DATABASE CAPLUS [Online] ZHANG C. ET AL.: &apos;Study on synergism of coal-based acid on the biological activity of glyphosate, a herbicide&apos;, XP008101670 Database accession no. (2002:353196) &amp; PROCEEDINGS - ANNUAL INTERNATIONAL PITTSBURGH COAL CONFERENCE vol. 18TH, 2001, pages 2783 - 2791;  DATABASE WPI Week 200332, Derwent Publications Ltd., London, GB; Class A97, AN 2003-342466 &amp; WO 03 020028 A2 (AGRO VANT LTD) 13 March 2003;  DATABASE WPI Week 200332, Derwent Publications Ltd., London, GB; Class A97, AN 2003-342466, XP008100592 &amp; WO 03 020028 A2 (AGRO VANT LTD) 13 March 2003;  DATABASE WPI Week 200339, Derwent Publications Ltd., London, GB; Class C03, AN 2003-418975 &amp; US 2003 044382 A1 (SELVIG T A) 06 March 2003;  DATABASE WPI Week 200339, Derwent Publications Ltd., London, GB; Class C03, AN 2003-418975, XP008100591 &amp; US 2003 044382 A1 (SELVIG T A) 06 March 2003;  DATABASE WPI Week 200402, Derwent Publications Ltd., London, GB; Class C03, AN 2004-122683 &amp; WO 03 094614 A1 (BIOTECH SCI PTY LTD) 20 November 2003;  DATABASE WPI Week 200402, Derwent Publications Ltd., London, GB; Class C03, AN 2004-122683, XP008100595 &amp; WO 03 094614 A1 (BIOTECH SCI PTY LTD) 20 November 2003;  DATABASE WPI Week 200241, Derwent Publications Ltd., London, GB; Class A97, AN 2002-382506 &amp; WO 02 11536 A2 (HELENA CHEM CO) 14 February 2002;  DATABASE WPI Week 200241, Derwent Publications Ltd., London, GB; Class A97, AN 2002-382506, XP008100594 &amp; WO 02 11536 A2 (HELENA CHEM CO) 14 February 2002;  DATABASE WPI Week 200282, Derwent Publications Ltd., London, GB; Class C03, AN 2002-759805 &amp; WO 02 069718 A1 (MONTSANTO TECHNOLOGY LLC) 12 September 2002;  DATABASE WPI Week 200282, Derwent Publications Ltd., London, GB; Class C03, AN 2002-759805, XP008100593 &amp; WO 02 069718 A1 (MONTSANTO TECHNOLOGY LLC) 12 September 2002EP2034823-A1  See also references of WO 2007143791A1