**EXHIBIT 31.1**

** **

I, Jose ManuelGarica, certify that:

 

1.               I have reviewed this quarterly report on Form 10-Q/Aof Bionova Holding Corporation;

 

2.               Based on my knowledge, this quarterly report does notcontain any untrue statement of a material fact or omit to state a materialfact necessary to make the statements made, in light of the circumstances underwhich such statements were made, not misleading with respect to the periodcovered by this quarterly report;

 

3.               Based on my knowledge, the financial statements, andother financial information included in this quarterly report, fairly presentin all material respects the financial condition, results of operations andcash flows of the registrant as of, and for, the periods presented in thisquarterly report;

 

4.               The registrant’s other certifying officers and I areresponsible for establishing and maintaining disclosure controls and procedures(as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the registrantand we have:

 

a.                                                    designedsuch disclosure controls, or caused such disclosure controls and procedures tobe designed under our supervision, to ensure that material information relatingto the registrant, including its consolidated subsidiaries, is made known to usby others within those entities, particularly during the period in which thisquarterly report is being prepared;

b.                                                   evaluatedthe effectiveness of the registrant’s disclosure controls and procedures andpresented in this report our conclusions about the effectiveness of thedisclosure controls and procedures, as of the end of the period covered by thisreport based on such evaluation; and

c.                                                    disclosedin this quarterly report any change in the registrant’s internal control overfinancial reporting that occurred during the registrant’s most recent fiscalquarter (the registrant’s fourth fiscal quarter in the case of an annualreport) that has materially affected, or is reasonably likely to materiallyaffect, the registrant’s internal control over financial reporting; and

 

5.               The registrant’s other certifying officers and I havedisclosed, based on our most recent evaluation of internal control overfinancial reporting, to the registrant’s auditors and the audit committee ofregistrant’s board of directors (or persons performing the equivalentfunction):

 

a.                                                    allsignificant deficiencies and material weaknesses in the design or operation ofinternal control over financial reporting which are reasonably likely to  adversely affect the registrant’s ability torecord, process, summarize and report financial information; and

b.                                                   anyfraud, whether or not material, that involves management or other employees whohave a significant role in the registrant’s internal controls over financialreporting.

 

 
| Date: January 19, 2004 |                                            |
|------------------------|-------------------------------------------------|
|                   |                                            |
|                   |     /s/ JOSE  MANUEL GARCIA |   |
|                   |                                            | Jose  Manuel Garcia |
|                   |                                            |  Chief Executive Officer |
|                        |                                                 |  |  |

 

1

----