EXHIBIT 32.1

                    CERTIFICATION OF CHIEF EXECUTIVE OFFICER
                      AND INTERIM CHIEF FINANCIAL OFFICER
                                    OF
                     BION ENVIRONMENTAL TECHNOLOGIES, INC.

                       PURSUANT TO 18 U.S.C. SECTION 1350


     I hereby certify that, to the best of my knowledge, the Quarterly Report
on Form 10-QSB of Bion Environmental Technologies, Inc. for the period ending
September 30, 2003:

     (1) complies with the requirements of Section 13(a) or 15(d) of the
Securities Exchange Act of 1934, EXCEPT THAT THE FINANCIAL STATEMENTS FOR THE
Quarter ENDED  September  30, 2003 HAVE NOT BEEN AUDITED OR REVIEWED BY
INDEPENDENT AUDITORS AND THE NOTES THERETO AND THE DISCUSSIONS WITHIN THE
ANNUAL REPORT OF SUCH NUMBERS HAVE HOT BEEN AUDITED OR REVIEWED BY OUR
INDEPENDENT AUDITORS; and

     (2) the information contained in the Report fairly presents, in all
material aspects, the financial condition and results of operations of Bion
Environmental Technologies, Inc.


/s/ Mark A. Smith
-------------------------------
Mark A. Smith
Chief Executive Officer and
Interim Chief Financial Officer

November 18, 2003


A signed original of this written statement required by Section 906 of the
Sarbanes-Oxley Act of 2002 has been provided to Bion Environmental
Technologies, Inc. and will be retained by Bion Environmental Technologies,
Inc. and furnished to the Securities and Exchange Commission upon request.