(19)

(11)

EP 0 758 197 A1

(12)

(43) Date of publication: 19.02.1997 Bulletin 1997/08 (21) Application number: 95913436.0 (22) Date of filing: 05.04.1995

(51) International Patent Classification (IPC):  A01N 43/ 64( . ) A01N 43/ 653( . ) A01N 43/ 647( . ) A01N 59/ 26( . ) (86) International application number: PCT/NZ1995/000029 (87) International publication number: WO 1995/030332 (16.11.1995 Gazette 1995/49)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 05.05.1994 NZ 19940260462 (71) Applicant: THE HORTICULTURE AND FOOD RESEARCH INSTITUTE OF NEW ZEALAND LIMITED Palmerston North 5331 (NZ)	(72) Inventors: SPIERS, Adrian, Gale Palmerston North (NZ) WARD, Brian, Gregory Hamilton (NZ) (74) Representative: Baldock, Sharon Claire, et al  Boult, Wade & Tennant 27 Furnival Street London EC4A 1PQ London EC4A 1PQ (GB)