(19)

(11)

EP 1 333 714 A1

(12)

(43) Date of publication: 13.08.2003 Bulletin 2003/33 (21) Application number: 00978192.3 (22) Date of filing: 09.11.2000

(51) International Patent Classification (IPC)7: A01H 4/00 (86) International application number: PCT/SG0000/183 (87) International publication number: WO 0203/7953 (16.05.2002 Gazette 2002/20)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (71) Applicant: Institute of Molecular Agrobiology Singapore 117604 (SG)	(72) Inventors: HONG, Yan Singapore 650206 (SG) YUAN, Mei, Fang Singapore 120342 (SG) WANG, Guang, Yuan Singapore 120434 (SG) (74) Representative: Marchant, James Ian  Elkington and Fife,Prospect House,8 Pembroke Road Sevenoaks,Kent TN13 1XR Sevenoaks,Kent TN13 1XR (GB)