1. Synergistic fungicidal mixture comprising a fungicidally effective amount of a) a compound of formula I and b) at least one fungicide selected from the group consisting of myclobutanil, fenbuconazole, trifloxystrobin, penthiopyrad, biksafena, ftorpirama, boscalid, Mancozeb and pyrimethanil: 2. A mixture according to claim 1, wherein the weight ratio of the compound I and myclobutanil from about 1: 5 to about 5: 1.3. A mixture according to claim 1, wherein the weight ratio of the compound I and fenbuconazole is from about 1: 5 to about 5: 1.4. A mixture according to claim 1, wherein the weight ratio of the compound I and trifloxystrobin is from about 1: 5 to about 5: 1.5. A mixture according to claim 1, wherein the weight ratio of the compound I and penthiopyrad is from about 1: 5 to about 5: 1.6. A mixture according to claim 1, wherein the weight ratio of the compound I and biksafena is from about 1: 5 to about 5: 1.7. A mixture according to claim 1, wherein the weight ratio of the compound I and ftorpirama is from about 1: 5 to about 5: 1.8. A mixture according to claim 1, wherein the weight ratio of the compound I and boscalid is from about 1:20 to about 1: 1.9. A mixture according to claim 1, wherein the weight ratio of the compound I and Mancozeb is from about 1: 200 to about 1: 1.10. A mixture according to claim 1, wherein the weight ratio of the compound I and pyrimethanil is from about 1:20 to about 1: 1.11. A fungicidal composition comprising a fungicidally effective amount of a fungicidal mixture according to claim 1 and an agriculturally acceptable adjuvant or carrier.1. Синергетическая фунгицидная смесь, содержащая фунгицидно эффективное количество а) соединения формулы I и b) по меньшей мере один фунгицид, выбранный из группы, состоящей из миклобутанила, фенбуконазола, трифлоксистробина, пентиопирада, биксафена, фторпирама, боскалида, манкоцеба и пириметанила:2. Смесь по п.1, в которой весовое соотношение соединения I и миклобутанила составляет прибли
