(19)

(11)

EP 1 521 833 A2

(12)

(88) Date of publication A3: 17.02.2005 (43) Date of publication: 13.04.2005 Bulletin 2005/15 (21) Application number: 02793817.4 (22) Date of filing: 24.10.2002

(51) International Patent Classification (IPC)7: C12N 15/31, C12N 15/52, C12N 15/53, C12N 15/82, A01H 5/00, A01H 5/08, A01H 5/10 (86) International application number: PCT/US2002/034084 (87) International publication number: WO 2003/034813 (01.05.2003 Gazette 2003/18)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR (30) Priority: 24.10.2001 US 335463 P 25.04.2002 US 375529 P (71) Applicant: The United States of America, represented by The Secretary of Agriculture Washington, DC 20250-0302 (US)	(72) Inventors: OLIVER, Melvin, J. Lubbock, TX 79424 (US) BURKE, John, J. Lubbock, TX 79424 (US) VELTEN, Jeffrey, P. Lubbock, TX 79424 (US) (74) Representative: Rudolph, Ulrike, Dr. et al PatentanwältinIn der Schanz 10 69198 Schriesheim 69198 Schriesheim (DE)