Exhibit 10.1



                                 AMENDMENT NO. 2
                                       TO
               REPAYABLE COOPERATIVE AGREEMENT NO. 93-AARC-1-0015
             (UNDER THE TERMS OF THIS AMENDMENT NOW RECLASSIFIED AS:
                  VENTURE CAPITAL AGREEMENT NO. 93-AARC-1-0015)
                                   BETWEEN THE
                         U.S. DEPARTMENT OF AGRICULTURE
             ALTERNATIVE AGRICULTURE RESEARCH AND COMMERCIALIZATION
                               (AARC) CORPORATION
                                       AND
                                 CCT CORPORATION


WHEREAS,  CCT Corporation,  hereinafter referred to as the Company, and the U.S.
Department   of    Agriculture,    Alternative    Agricultural    Research   and
Commercialization  (AARC)  Corporation,  hereinafter  referred  to as  the  AARC
Corporation,  have a mutuality  of interest in  continuing  to work  together to
assist the Company in developing and establishing a market for commercializing a
biologically based granular matrix pest control products;

NOW,  THEREFORE,  the parties to the  Amendment  No. 2 agree to proceed with the
restructured  repayment  agreement stated below,  which supersedes the repayment
agreement  outlined in the original Repayable  Cooperative  Agreement dated July
1993 (the "Agreement") and Amendment No. 1 dated April 1995.

DELETE SECTIONS C.9 AND C.10 OF THE AGREEMENT AND SECTION C.9(a) OF AMENDMENT 1.
ADD THE FOLLOWING SECTION AS SECTION C.9 TO THE AMENDMENT:

         C.9. Repayment terms.

                  (a.)  The  sum of  $237,912  (constituting  the  total  of the
$170,530 investment made under the original agreement and the $50,000 made under
Amendment 1, plus accrued  interest through August 31, 1996) will be deemed paid
in full to the AARC  Corporation by the Company  providing the AARC  Corporation
with  37,210  shares  of the  common  stock of  H.E.R.C.  Products  Incorporated
(calculated  by dividing  $100,000 by $2.6875,  the closing  price of the common
stock of H.E.R.C. Products Incorporated on September 6, 1996).

(b). In addition,  the AARC Corporation  shall be entitled to received a royalty
payment  of two (2)  percent of the gross  value of the sales of the  biological
granular  matrix pest control  product  made  commencing  January 1, 1997.  Such
royalty will be paid on sales made  directly by CCT, or by a CCT licensee of the
technology.  Such  royalty  payments  will  continue  until  December  31, 2006.
Payments  will be due on July 15th for sales made from  January 1st through June
30th of a calendar year and on January 15th for sales made from July 1st through
December 31st of the immediately  preceding calendar year. Payments will be made
payable to the AARC Corporation and sent to the following address:

                           The AARC Corporation
                           U.S. Department of Agriculture
                           1400 Independence Ave., SW
                           STOP 0401, Rm. 0156 So. Bldg.
                           Washington, D.C.   20250-0401
                           Telephone:  (202) 690-1634
                           (CTE:  Venture Capital Agreement No. 93-AARC-1-0015)

(c). The Company further agrees to pay the AARC Corporation a royalty payment of
five (5) percent of gross value of any sale of the  biological  granular  matrix
pest control  product made to the Federal  government that is facilitated by the
AARC Corporation or its  representatives.  Such royalty payments will be made at
the time of the transaction.
                                                                         Page 14

AMEND SECTION C.12. OF THE AGREEMENT TO READ AS FOLLOWS:

         12. Annual  Financial  Reports.  The Financial  Status Report (SF-269A)
shall be submitted annually,  within thirty (30) days after the reporting period
and in accordance with the  instructions  contained in 7 CFR Part 3015.82 of the
Uniform Federal Assistance Regulations, to the:

                           The AARC Corporation
                           U.S. Department of Agriculture
                           1400 Independence Ave., SW
                           STOP 0401, Rm. 0156 So. Bldg.
                           Washington, D.C.  20250-0401
                           Telephone:  (202) 690-1634

AMEND SECTION C.14 OF THE AGREEMENT TO READ AS FOLLOWS:

         14.  Performance  Monitoring.  The Company shall submit annual  written
performance reports on the project to the Programmatic Contact,  commencing with
the effective date of the original Agreement.  The monitoring of performance for
this project may also include on-site reviews.

         All other terms and  conditions  of the  Agreement  and Amendment 1, as
amended hereby, shall continue in full force and effect, with the exception that
the  Agreement  is changed from a Repayable  Cooperative  Agreement to a Venture
Capital Agreement (NO. 93-AARC-1-0015).
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