IE60413B1 - Improvements in or relating to fungicides - Google Patents

Improvements in or relating to fungicides

Info

Publication number
IE60413B1
IE60413B1 IE154487A IE154487A IE60413B1 IE 60413 B1 IE60413 B1 IE 60413B1 IE 154487 A IE154487 A IE 154487A IE 154487 A IE154487 A IE 154487A IE 60413 B1 IE60413 B1 IE 60413B1
Authority
IE
Ireland
Prior art keywords
compound
formula
fungicide
plants
combatting
Prior art date
Application number
IE154487A
Other versions
IE871544L (en
Original Assignee
Sandoz Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sandoz Ltd filed Critical Sandoz Ltd
Publication of IE871544L publication Critical patent/IE871544L/en
Publication of IE60413B1 publication Critical patent/IE60413B1/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N47/00Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
    • A01N47/08Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
    • A01N47/28Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
    • A01N47/38Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< where at least one nitrogen atom is part of a heterocyclic ring; Thio analogues thereof

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

The invention provides a method of combatting fungal diseases in plants with the aid of a) the compound of formula I hereinafter referred to as "Compound A", and b) the compound of formula II and fungicidal compositions comprising said compounds.

Description

IMPROVEMENTS IN OR RELATING TO FUNGICIDES The present invention relates to fungicides.
The invention provides a method of combatting fungal diseases in plants, with the aid of a) the compound of formula I OH 2Λη(«:η A Cl Ν=Ί CH-CHO-N 3' hereinafter referred to as Compound A, and b) the compound of formula ϊI hereinafter referred to by its common name prochloraz, Compound A is a known fungicide, effective in the combatting of fungi in crops such as cereals including rice, especially in wheat and barley; it has excellent activity against rusts (such as Puccinia sppj and good activity against powdery mildews (such as Erysiphe), Septoria and Rhizoctonia. Prochloraz is a known fungicide having good activity against Pseudocercosporella, Septoria, Pyrenophora, powdery mildews and Pyricularia.
It has now been found that the use of prochloraz in combination with Compound A is surprisingly effective in the combatting of fungi. The combination is particularly suitable for full season use against foot diseases, leaf diseases and ear diseases, particularly foot diseases in cereals.
Accordingly, the invention provides an improved method of combatting fungal diseases in plants, especially in cereals (including rice), which particularly in wheat and barley, comprises applying to the plants, in admixture or separately, Compound A and prochloraz in an effective aggregate amount. The method shows an excellent plant tolerance. More than additive effect is i.a. observed against Septoria in wheat and Helminthosporium in barley. -2130-3996 Suitable application rates are 50 to 100 g, particularly 60 to 80 g of Compound A per hectare and 250 to 500 g, particularly 300 to 450 g of prochloraz per hectare of crop locus. The weight ratio of Compound A : prochloraz preferably lies in the range of 1 : 2 to 1 : 8, more preferably of 1 : 3.5 to 1 : 8. particularly of 1 : 3.75 to 1 : 6.
Examples of suitable weight ratios of Compound A : prochloraz are 1 : 3.75, 1 :5 and 1 : 7.5. The compounds are preferably applied in spray form employing in general an application volume of from 0.05 to 0.5 hl per hectare, e.g. from 0.05 to 0.1 hl for airial application and from 0.2 to 0.4 hl for conventional ground application.
The invention also provides a fungicidal composition comprising Compound A and prochloraz, preferably in the weight ratio as defined above.
The composition of the invention may be formulated in any conventional form, for example in the form of a twin packet, or of an emulsifiable concentrate, wettable powder or water dispersible granule, the emulsifiable concentrate form being preferred. Such compositions may be produced in conventional manner, e.g. by mixing Compound A and prochloraz with appropriate adjuvants such as diluents and optionally other formulating ingredients such as surfactants.
The term diluent as used herein means any liquid or solid agriculturally acceptable material - including carriers - which may be added to the active constituents to bring them in an easier or improved applicable form, respectively, to a usable or desirable strength of activity. It can for example be talc, kaolin, diatomaceous earth, xylene, or water.
Particularly formulations to be applied in spraying forms such as water dispersible concentrates or wettable powders my contain surfactants such as wetting and dispersing agents, e.g. the condensation product of formaldehyde with naphthalene sulphonate, an alkyl aryl sulphonate, a lignin sulphonate, a fatty alkyl sulphate, an ethoxylated alkyl phenol and an ethoxylated fatty alcohol.
In general, the formulations include from 0.01 to 90% by weight of active agent, from 0 to 20% agriculturally acceptable surfactant and 10 to 99.99 % solid or liquid adjuvant(s), the active agent consisting of the Compound A, prochloraz and optionally other active agents. -3130-3996 Concentrate forms or compositions generally contain between aoout a and 80 %, preferably between about 5 Application forms of formulation may by weight.
The invention is illustrated by and percentages are by weight. Emu!sifi able Concentrates Composition A Compound A techn. (95.5%) 6.2 Prochloraz techn. (97.4%) 29.7 Emulsifier^ 15.0 Sol vent () 49.1 Total 100 and 70 % by weight of active agent, for example contain from 0.01 to 45% the following examples, wherein parts B 8.2 29.7 .0 47.1 100 (1) e.g. a mixture of 7 parts of a mixture of oxyethylated triglyceride with 15 branched calcium alkyl aryl sulphonate in iso-butanol and 8 parts of tri butyl phenol polyglycol ether. (2) e.g. a mixture of 15 parts propyleneglycol monomethyl ether and 34.1 parts (for Composition A) or 32.1 parts (for Composition B) of xylene. - 4 4>, Case 130-3996

Claims (13)

1.CLAIMS L· A method of combatting fungal diseases in plants which comprises applying to the plants, in admixture or separately, a) the compound of formula I _ OH c, a°/4 k <. 1.A η ft! 1 CH-CH O -N 2. and b) the compound of formula II II in a fungicidally effective aggregate amount.
2. The method of Claim 1, which comprises applying from SO to 100 g of the compound of formula I and from 250 to 500 g of the compound of formula II per hectare of plant locus.
3. The method of Claim 2, which comprises applying from 50 to 80 g of the compound of formula I and from 300 to 450 g of the compound of formula II per hectare of plant locus.
4. The method of Claims 1 to 3, wherein the plants are cereals.
5. The method of Claim 4, in which the cereal is wheat.
6. The method of Claim 5 for combatting Septoria in wheat.
7. The method of Claim 4, in which the cereal is barley.
8. The method of Claim 7, for combatting Helminthosporium in barley.
9. A fungicide comprising the compounds of formula I and II, stated in Claim 1, and a diluent.
10. The fungicide of Claim 9, wherein the weight ratio of the compound of formula I : compound of formula II is in the range of from 1 : 2 to 1 : 8. 1Π.
11.The fungicide of Claim 10, wherein the weight ratio is from 1 : 3.5 to 1 : 8.
12. The fungicide of Claim 11, wherein the weight ratio is from 1 : 3.75 to 1 : β.
13. A fungicidal composition as claimed in claim 9 substantially as hereinbefore described by way of Example.
IE154487A 1986-06-12 1987-06-11 Improvements in or relating to fungicides IE60413B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868614367A GB8614367D0 (en) 1986-06-12 1986-06-12 Fungicides

Publications (2)

Publication Number Publication Date
IE871544L IE871544L (en) 1987-12-12
IE60413B1 true IE60413B1 (en) 1994-07-13

Family

ID=10599383

Family Applications (1)

Application Number Title Priority Date Filing Date
IE154487A IE60413B1 (en) 1986-06-12 1987-06-11 Improvements in or relating to fungicides

Country Status (15)

Country Link
AU (1) AU599986B2 (en)
BE (1) BE1001743A4 (en)
CA (1) CA1329117C (en)
CH (1) CH670932A5 (en)
DE (1) DE3718695C2 (en)
DK (1) DK295787A (en)
FR (1) FR2599942B1 (en)
GB (2) GB8614367D0 (en)
GR (1) GR870908B (en)
HU (1) HU206599B (en)
IE (1) IE60413B1 (en)
IT (1) IT1216820B (en)
SE (1) SE468233B (en)
TR (1) TR24875A (en)
ZA (1) ZA874258B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2269101A (en) * 1992-07-31 1994-02-02 Shell Int Research Plant fungicidal compositions
GB9424373D0 (en) * 1994-12-02 1995-01-18 Sandoz Ltd Novel combinations
US5651587A (en) 1995-06-09 1997-07-29 P.L. Porter Co. Vehicle seat and system for controlling the same
JP5940369B2 (en) * 2011-05-27 2016-06-29 石原産業株式会社 How to control plant diseases

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3160307D1 (en) * 1980-04-24 1983-07-07 Fbc Ltd Fungicidal compositions
CH658654A5 (en) * 1983-03-04 1986-11-28 Sandoz Ag AZOLE DERIVATIVES, METHOD FOR THEIR PRODUCTION AND MEANS THAT CONTAIN THESE COMPOUNDS.
IT1196465B (en) * 1986-07-07 1988-11-16 Montedison Spa FUNGICIDE MIXTURES

Also Published As

Publication number Publication date
IT8748046A0 (en) 1987-06-11
BE1001743A4 (en) 1990-02-27
GB8614367D0 (en) 1986-07-16
DK295787D0 (en) 1987-06-10
AU7406887A (en) 1987-12-17
DE3718695A1 (en) 1987-12-17
AU599986B2 (en) 1990-08-02
GB8713348D0 (en) 1987-07-15
ZA874258B (en) 1989-01-25
SE468233B (en) 1992-11-30
HU206599B (en) 1992-12-28
IT1216820B (en) 1990-03-14
SE8702422D0 (en) 1987-06-10
IE871544L (en) 1987-12-12
GB2191401B (en) 1990-10-31
DE3718695C2 (en) 1997-02-06
DK295787A (en) 1987-12-13
CA1329117C (en) 1994-05-03
GB2191401A (en) 1987-12-16
FR2599942B1 (en) 1991-03-29
GR870908B (en) 1987-10-12
SE8702422L (en) 1987-12-13
CH670932A5 (en) 1989-07-31
FR2599942A1 (en) 1987-12-18
HUT44417A (en) 1988-03-28
TR24875A (en) 1992-07-07

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