Edited sentence: According to Thomson Scientific's Essential Science Indicators (ESI) updated as of 1 July 2009 to cover an 10-year plus four-month period (1 January 1999 - 30 April 2009), a total of 2,391 scientists are among the top one percent of the most cited scientists in the category of Agriculture Sciences (ISI Web of Science), and Sun is at the top of the list with his ranking of 36