UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934
                               (Amendment No. 3)*


                          American Vanguard Corporation
                          -----------------------------
                                (Name of Issuer)

                     Common Stock, $0.10 Par Value per Share
                     ---------------------------------------
                         (Title of Class of Securities)

                                    030371108
                                    ---------
                                 (CUSIP Number)

                                December 31, 2002
                                -----------------
             (Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

[    ] Rule 13d-1(b)

[X ] Rule 13d-1(c)

[    ] Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).

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Schedule 13G/A

CUSIP No. 030371108

1. Names of Reporting Persons: Jay R. Harris
   I.R.S. Identification Nos. of above persons (entities only): Not
   Applicable

2. Check the Appropriate Box if a Member of a Group (See Instructions):

          (a) [  ]

          (b) [  ]

3. SEC Use Only


4. Citizenship or Place of Organization: U.S.

Number of                  5.  Sole Voting Power:             207,771
Shares
Beneficially               6.  Shared Voting Power:           --0--
Owned by
Each                       7.  Sole Dispositive Power:        207,771
Reporting
Person With                8.  Shared Dispositive Power:      131,010

9.  Aggregate Amount Beneficially Owned by Each Reporting Person: 338,781

10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
    Instructions): [ ]

11. Percent of Class Represented by Amount in Row (9): 8.73%

12. Type of Reporting Person (See Instructions): IN


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Item 1.

          (a) The name of the issuer is American Vanguard Corporation (the
"Corporation").

          (b) The Corporation's executive office is located at 4695 MacArthur
Court, Newport Beach, California 92660.

Item 2.

          (a) The person filing this statement is Jay R. Harris.

          (b) Mr. Harris' residence is 130 East End Avenue, New York, NY 10028.

          (c) Mr. Harris is a United States citizen.

          (d) The security (the "Security") is common stock, $0.10 par value per
share.

          (e) The CUSIP Number of the Security is 030371108.

Item 3.

          Not applicable.

Item 4.   Ownership

          (a) Mr. Harris is the beneficial owner of 338,781 shares of the
Security through the following:

               o    his direct, personal ownership of shares of the Security;

               o    his IRA;

               o    his power of attorney for the management of the account of
                    the Lily Harris Trust;

               o    his power of attorney for the management of the account of
                    Melanie Turek;

               o    his power of attorney for the management of the accounts of
                    Ann Lozman and her IRA;

               o    his power of attorney for the management of the account of
                    Emma Lozman;

               o    his power of attorney for the management of the account of
                    Lesley Ochlis;

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               o    his power of attorney for the management of the accounts of
                    Lisa Eng and her IRA;

               o    his power of attorney for the management of the account of
                    the IRA of James Harris;

               o    his position as President of The Jay and Sandra Harris
                    Foundation;

               o    his position as General Partner of One GT Associates; and

               o    his position as President of Goldsmith & Harris Incorporated
                    ("G&H"), a broker-dealer  registered under Section 15 of the
                    Securities  Exchange Act of 1934 and an  investment  adviser
                    registered  under the  Investment  Advisers Act of 1940,  by
                    virtue of G&H's  investment  discretion over accounts of its
                    clients that hold 131,010  shares of the  Security.

          (b) The amount of shares of the Security  beneficially  owned by Mr.
Harris  is  8.73% of the  total  outstanding  shares  of the Security.

          (c)  (i)   Mr.  Harris has the sole power to vote or
                     to direct the vote of 207,771 shares of the Security.

               (ii)  Not applicable.

               (iii) Mr. Harris has the sole power to dispose, or to direct the
disposition, of 207,771 shares of the Security.

               (iv) Mr. Harris shares with G&H the power to dispose, or to
direct the disposition, of 131,010 shares of the Security.

Item 5.  Ownership of Five Percent or Less of a Class

            Not applicable.

Item 6.  Ownership of More than Five Percent on Behalf of Another Person.

            The clients of G&H, the Lily Harris Trust, Melanie Turek, Ann Lozman
and her IRA, Emma Lozman, Lesley Ochlis, Lisa Eng and her IRA, the IRA of James
Harris, The Jay and Sandra Harris Foundation and One GT Associates may have the
right to receive or the power to direct the receipt of dividends from, or the
proceeds from the sale of, shares of the Security. None of these persons has an
interest in 5% or more of the total outstanding shares of the Security.

Item 7.  Identification and Classification of the Subsidiary Which Acquired the
         Security Being Reported on By the Parent Holding Company.

            See Exhibit A.

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Item 8.  Identification and Classification of Members of the Group.

            Not applicable.

Item 9.  Notice of Dissolution of Group.

            Not applicable.

Item 10. Certification.

            By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were not acquired and are not held for
the purpose of or with the effect of changing or influencing the control of the
issuer of the securities and were not acquired and are not held in connection
with or as a participant in any transaction having that purpose or effect.


                                    SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.


Date:  February 13, 2003

                                                      /s/  Jay R. Harris
                                                      ------------------
                                                           Jay R. Harris


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                                    EXHIBIT A

Jay R. Harris may, through his position as President of Goldsmith & Harris
Incorporated ("G&H"), a broker-dealer registered under Section 15 of the
Securities Exchange Act of 1934 and an investment adviser registered under
Section 203 of the Investment Advisers Act of 1940, be deemed a control person
of G&H.


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