EXHIBIT 12.1

   SECTION 302 CERTIFICATION OF THE CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL
                                     OFFICER

I, Agustin Gomez de Segura, President, Chief Executive Officer and Chief
Financial Officer of Soil Biogenics Limited, certify that:

1) I have reviewed this Annual Report on Form 20-F of Soil Biogenics Limited;

2) Based on my knowledge, this report does not contain any untrue statement of a
material fact or omit to state a material fact necessary to make the statements
made, in light of the circumstances under which such statements were made, not
misleading with respect to the period covered by this report;

3) Based on my knowledge, the financial statements, and other financial
information included in this report, fairly present in all material respects the
financial condition, results of operations and cash flows of the Company as of,
and for, the periods presented in this report;

4) The Company's other certifying officers and I are responsible for
establishing and maintaining disclosure controls and procedures (as defined in
Exchange Act Rules 13a-15(e) and 15d-15(e)) for the Company and have:

a) designed such disclosure controls and procedures, or caused such disclosure
controls and procedures to be designed under our supervision, to ensure that
material information relating to the Company, including its consolidated
subsidiaries, is made known to us by others within those entities, particularly
during the period in which this report is being prepared;

b) evaluated the effectiveness of the Company's disclosure controls and
procedures and presented in this report our conclusions about the effectiveness
of the disclosure controls and procedures, as of the end of the period covered
by this report based on such evaluation; and

c) disclosed in this report any change in the Company's internal control over
financial reporting that occurred during the period covered by this annual
report that has materially affected, or is reasonably likely to materially
affect, the Company's internal control over financial reporting; and

5) The Company's other certifying officers and I have disclosed, based on our
most recent evaluation of internal control over financial reporting, to the
Company's auditors and the audit committee of the Company's board of directors
(or persons performing the equivalent functions):

a) All significant deficiencies in the design or operation of internal controls
over financial reporting which are reasonably likely to adversely affect the
Company's ability to record, process, summarize and report financial
information; and
b) Any fraud, whether or not material, that involves management or other
employees who have a significant role in the Company's internal control over
financial reporting.

July 11, 2005                          (s) Agustin Gomez de Segura
                                       ---------------------------
                                       Name:  Agustin Gomez de Segura
                                       Title: President, Chief Financial Officer
                                              and Director