EXHIBIT 10.34*



                        INOVOJECT(R) EGG INJECTION SYSTEM
                         LEASE, LIMITED LICENSE, SUPPLY
                              AND SERVICE AGREEMENT

     This  Agreement  is  made as of the 1st  day of  September,  1994,  between
EMBREX, INC., a North Carolina corporation ("EMBREX"),  and Tyson Foods, Inc., a
Delaware  corporation  ("Lessee") upon the following  terms,  and supersedes the
agreement of May 4, 1993.

     1.  LEASE AND  LIMITED  LICENSE:  EMBREX  leases to  Lessee  ("the  Lease")
INOVOJECT(R)  systems and grants  Lessee a limited  sublicense  to practice U.S.
Patent  4,458,630,  "Disease Control in Avian Species by Embryonal  Vaccination"
(the  "License") for use at the  hatcheries  listed in Schedule A and Schedule B
(the "Hatcheries")  subject to the EMBREX Standard Terms and Conditions of Lease
set forth in Attachment A hereto;  provided,  however, that, in the event of any
inconsistencies  between the Standard  Terms and Conditions of Lease and express
terms of this Agreement,  the terms of this Agreement shall control. The term of
this  Agreement  shall be for the  period  commencing  September  1,  1994,  and
continuing  for each of the  Hatcheries  listed on  Schedule A until  August 31,
1998,  and for each of the  Hatcheries  listed on Schedule B until  December 31,
1998.

     2. INSTALLATION: INOVOJECT(R) systems have been installed in the Hatcheries
listed in  Schedule  A, and the  parties  agree  that  they will use their  best
efforts to install  INOVOJECT(R)  systems in the Hatcheries listed in Schedule B
on or before the Installation Dates indicated.

     3. COMPENSATION: *


* Selected  portions have been deleted as  confidential  pursuant to Rule 24b-2.
Complete  copies of the  entire  exhibit  have been  filed  separately  with the
Commission and marked "CONFIDENTIAL TREATMENT."





     4. SUPPLIES:  EMBREX shall supply Lessee with standard  System  disposables
(i.e., needles, punches and tubing) at no charge (collectively, the "Supplies").

     5. SERVICE: EMBREX will provide at no cost to Lessee initial training for a
reasonable number of Lessee personnel in the proper use and routine  maintenance
of  INOVOJECT(R),  all  non-routine  service  and  reasonable  modifications  of
INOVOJECT(R) to accommodate  Lessee's specific Hatchery needs. Any other service
shall be charged to Lessee at standard EMBREX rates.

     6. PAYMENT  TERMS:  Within ten (10) days following the end of each calendar
month, Lessee shall notify EMBREX of the number of eggs which have been injected
during such prior month and shall remit the  appropriate  payment for the Lease,
License and  Supplies  used during such month.  Lessee  shall remit  payment for
other  supplies  and  services  provided  by EMBREX  within  thirty (30) days of
receipt of invoice.


* Selected  portions have been deleted as  confidential  pursuant to Rule 24b-2.
Complete  copies of the  entire  exhibit  have been  filed  separately  with the
Commission and marked "CONFIDENTIAL TREATMENT."





     7. TERMINATION: *

     8.  CONFIDENTIALITY:  Each party agrees that for the term of this Agreement
they shall use their best efforts to prevent  disclosure of the financial  terms
of this  Agreement to any third party without the prior  written  consent of the
other. This commitment shall not affect,  however,  the right of either party to
announce or disclose the existence of this Agreement.

     9. DESIGNATED  CONTACT  PERSON:  Lessee agrees that during the term of this
Agreement it shall  designate to EMBREX one individual at each of the Hatcheries
where an  INOVOJECT(R)  system has been  placed  responsible  for  -coordinating
operation,  training and minor  maintenance.  Until further notice in writing to
EMBREX,  the  individual  designated at each of the  Hatcheries  shall be as set
forth in Schedule A and Schedule B.



EMBREX, INC. (Lessor)                   TYSON FOODS, INC. (Lessee)


By:  /s/ Randall L. Marcuson            By:  /s/ David S. Purtle
     ---------------------------             -------------------------------
         Randall L. Marcuson                     David S. Purtle
         President                               Senior Vice-president


* Selected  portions have been deleted as  confidential  pursuant to Rule 24b-2.
Complete  copies of the  entire  exhibit  have been  filed  separately  with the
Commission and marked "CONFIDENTIAL TREATMENT."





                                   SCHEDULE A


                                        *




Acknowledged and Agreed:

TYSON FOODS, INC. (Lessee)                  EMBREX, INC. (Lessor)


By:  /s/ David S. Purtle                    By:  /s/ Kenneth P. West
     ------------------------------              -------------------------------
     David S. Purtle                             Kenneth P. West
     Sr. Vice President                          Vice President
     Date: September 1, 1994                     Date: August 31, 1994


* Selected  portions have been deleted as  confidential  pursuant to Rule 24b-2.
Complete  copies of the  entire  exhibit  have been  filed  separately  with the
Commission and marked "CONFIDENTIAL TREATMENT."





                                   SCHEDULE B


                                        *




Acknowledged and Agreed:

TYSON FOODS, INC. (Lessee)                  EMBREX, INC. (Lessor)


By:   /s/ David S. Purple                   By:  /s/ Randall L. Marcuson
     -----------------------------              --------------------------------
      David S. Purtle                                Randall Marcuson
      Sr. Vice President                             President
Date: 9/1/94                                Date:    9/1/94


* Selected  portions have been deleted as  confidential  pursuant to Rule 24b-2.
Complete  copies of the  entire  exhibit  have been  filed  separately  with the
Commission and marked "CONFIDENTIAL TREATMENT."