Fungicidal compositions
The present invention relates to novel fungicidal compositions for the treatment of phytopathogenic diseases of useful plants, especially phytopathogenic fungi, and to a method of controlling such phytopathogenic diseases on useful plants. In particular compositions suitable for control of diseases caused by phytopathogens comprise a mixture of a compound of formula (I) with a compound selected from compounds known for their fungicidal activity; and a method of controlling diseases on useful plants using such compositions.
1. A composition suitable for control of diseases caused by phytopathogens comprising as component (A) the compound 3-(difluoromethyl)-N-methoxy-1-methyl-N-[1-methyl-2-(2,4,6-trichlorophenyl) ethyl]pyrazole-4-carboxamide or an agrochemically acceptable salt stereoisomer, diastereoisomer, enantiomer and tautomer thereof;
and as component (B) a compound selected from the group consisting of
(B1) a compound of formula (II)
wherein both R 9 are identical and represent methyl, ethyl, n-propyl or isopropyl;
(B2) fenpyrazamine;
(B3) isofetamid;
(B5) tolprocarb;
(B6) flufenoxystrobin;
(B7) BLAD;
(B8) UK-2A procide, which is (3S,6S,7R,8R)-8-benzyl-3-(3-((isobutyrloxy)methoxy)-4-methoxypicolinamido)-6-methyl-4,9-dioxo-1,5-dioxonan-7-yl isobutyrate having the following structure
(B9) the compound of formula (III)
(B10) coumoxystrobin;
(B11) mandestrobin;
(B12) tebufloquin;
(B13) triclopyricarb;
(B14) the compound of formula (IV)
(B15) the compound of formula V
and
(B16) mandipropamid; or agrochemically acceptable salts thereof;
wherein components (A) and (B) are present in a synergistically effective ratio as determined by the COLBY Formula.
2. The composition according to claim 1 , wherein component (B) is:
(B1) a compound of formula (II)
wherein both R 9 are identical and represent methyl, ethyl, n-propyl or isopropyl;
(B2) fenpyrazamine;
(B4) oxathiapiprolin;
(B5) tolprocarb;
(B6) flufenoxystrobin;
(B9) the compound of formula (III)
(B10) coumoxystrobin;
(B11) mandestrobin;
(B12) tebufloquin;
(B13) triclopyricarb; or
(B14) the compound of formula (IV)
3. The composition according to claim 1 , further comprising an agriculturally acceptable adjuvant and/or carrier.
4. The composition of claim 1 , wherein component (B) is (B1) a compound of formula (II)
wherein both R 9 are identical and represent methyl, ethyl, n-propyl or isopropyl.
5. The composition of claim 1 , wherein component (B) is (B2) fenpyrazamine.
6. The composition of claim 1 , wherein component (B) is (B3) isofetamid.
7. The composition of claim 1 , wherein component (B) is (B5) tolprocarb.
8. The composition of claim 1 , wherein component (B) is (B6) flufenoxystrobin.
9. The composition of claim 1 , wherein component (B) is (B7) BLAD.
10. The composition of claim 1 , wherein component (B) is (B8) UK-2A procide, which is (3S,6S,7R,8R)-8-benzyl-3-(3-((isobutyrloxy)methoxy)-4-methoxypicolinamido)-6-methyl-4,9-dioxo-1,5-dioxonan-7-yl isobutyrate having the following structure
11. The composition of claim 1 , wherein component (B) is (B9) the compound of formula (III)
12. The composition of claim 1 , wherein component (B) is (B10) coumoxystrobin.
13. The composition of claim 1 , wherein component (B) is (B11) mandestrobin.
14. The composition of claim 1 , wherein component (B) is (B12) tebufloquin.
15. The composition of claim 1 , wherein component (B) is (B13) triclopyricarb.
16. The composition of claim 1 , wherein component (B) is (B14) the compound of formula (IV)
17. The composition of claim 1 , wherein component (B) is (B15) the compound of formula V
18. The composition of claim 1 , wherein component (B) is (B16) mandipropamid.
19. The composition of claim 1 , wherein the ratio of A to B is 2:1 to 1:400.
20. The composition of claim 1 wherein the ratio of A to B is 2:1 to 1:4.