Novel carrier liquid for liquid fungal spore preparations

文档序号:913363 发布日期:2021-02-26 浏览:18次 中文

阅读说明:本技术 用于液体真菌孢子制剂的新型载液 (Novel carrier liquid for liquid fungal spore preparations ) 是由 O·盖特曾 K·特明 R·休曼 U·艾本 A·泽曼 U·希尔舍 于 2019-07-10 设计创作,主要内容包括:本发明涉及一种液体制剂,其包含至少一种所定义的乙氧基化和/或丙氧基化的有机液体和真菌孢子,以及一种用于防治植物中或植物上的植物病原性真菌、昆虫和/或线虫,用于增强植物生长或用于增加植物产量或根部健康的方法,所述方法包括将有效量的根据本发明的液体制剂或液体组合物施用于所述植物或植物正在生长或意欲生长的场所。(The present invention relates to a liquid formulation comprising at least one ethoxylated and/or propoxylated organic liquid as defined and fungal spores, and a method for controlling phytopathogenic fungi, insects and/or nematodes in or on plants, for enhancing plant growth or for increasing plant yield or root health, which method comprises applying an effective amount of a liquid formulation or liquid composition according to the invention to the plants or to the locus where the plants are growing or are intended to grow.)

1. A liquid formulation, substantially free of water, comprising at least one ethoxylated and/or propoxylated organic liquid selected from the following and a fungal spore:

a) an ethoxylated fatty acid triglyceride having 3-10 ethylene oxide units, wherein the fatty acid triglyceride is selected from castor oil and vegetable oil;

b) block copolymers of the general formula

H-O-[CH2-CH2-O-]a-[CH2-CH(CH3)-O]b-[CH2-CH2-O-]a2-H

Wherein a1 and a2 independently of one another have an average value of 1 to 20, and b has an average value of 15 to 35;

c) a polymer of the formula

X-O-[CH2-CH(CH3)-O]m-[CH2-CH2-O-]n-Y

Wherein X and Y are independently selected from

Hydrogen

A branched or straight-chain alkyl group having 1 to 24 carbon atoms, and

a branched or linear carbonyl group having 2 to 24 carbon atoms, which is saturated or partially unsaturated, optionally bearing hydroxyl functional groups;

wherein m is an average number from 0 to 10;

wherein n is an average number of 0 to 40,

wherein m + n is not zero

Or a mixture of any of a) to c).

2. The liquid formulation of claim 1, wherein the ethoxylated fatty acid triglyceride according to a) is a vegetable oil selected from the group consisting of sunflower oil, rapeseed oil, soybean oil, corn oil, coconut oil and palm oil.

3. The liquid formulation of claim 1, wherein the ethoxylated fatty acid triglyceride according to a) is castor oil.

4. The liquid formulation of claim 1 wherein the ethoxylated and propoxylated organic liquid according to b) is selected from block copolymers having an average molecular weight of from about 1000 to about 3000g/mol, wherein a1 and a2 independently of each other have an average value of from 1 to 20, and b has an average value of from 15 to 35.

5. The liquid formulation of claims 1 and 4, wherein the ethoxylated and propoxylated organic liquid according to b) is selected from block copolymers having an average molecular weight of from about 1500 to about 3000g/mol, wherein a1 and a2 independently of one another have an average value of from 10 to 15, and b has an average value of from 20 to 30.

6. The liquid formulation of any one of claims 1, 4 and 5, wherein the ethoxylated and propoxylated organic liquid according to b) is selected from block copolymers having an average molecular weight of from about 2000 to about 3000g/mol, wherein a1 and a2 independently of one another have an average value of from 3 to 16, and b has an average value of from 25 to 35; and a block copolymer having an average molecular weight of about 1400 to about 2200g/mol, wherein a1 and a2 independently of each other have an average value of 2 to 12, and b has an average value of 15 to 25.

7. The liquid formulation of claim 1, wherein in the polymer of c), X is a branched or straight chain alkyl group having 1 to 18 carbon atoms, or a branched or straight chain carbonyl group having 2 to 18 carbon atoms, which is saturated or partially unsaturated, optionally bearing a hydroxyl functional group, and Y is hydrogen, or a branched or straight chain alkyl group having 1 to 6 carbon atoms, or a branched or straight chain carbonyl group having 2 to 6 carbon atoms, which is saturated or partially unsaturated, optionally bearing a hydroxyl functional group.

8. The liquid formulation of claim 1, wherein in the polymer of c), X is a branched or straight chain alkyl group having 1 to 6 carbon atoms, or a branched or straight chain carbonyl group having 1 to 6 carbon atoms, which is saturated or partially unsaturated, optionally bearing hydroxyl functionality, and Y is a branched or straight chain alkyl group having 1 to 18 carbon atoms, or a branched or straight chain carbonyl group having 2 to 18 carbon atoms, which is saturated or partially unsaturated, optionally bearing hydroxyl functionality.

9. The liquid formulation according to any one of claims 1, 7 and 8, wherein in the polymer of c), m + n is from 1 to 30.

10. The liquid formulation according to any one of claims 1 and 7 to 9, wherein in the polymer of c), m + n is preferably from 1 to 20.

11. The liquid formulation according to any one of claims 1 and 7 to 10, wherein in the polymer of c), m + n is preferably from 1 to 15.

12. The liquid formulation of any one of claims 1 and 7 to 11, wherein in the polymer of c), if m is equal to 0, the Molecular Weight (MW) of the at least one ethoxylated organic liquid is greater than or equal to 190 mass units.

13. The liquid formulation of claim 12, wherein the at least one ethoxylated organic liquid has a Molecular Weight (MW) greater than or equal to 205 mass units if m is equal to 0.

14. The liquid formulation according to any one of claims 1 and 7 to 13, wherein the ethoxylated and/or propoxylated organic liquid according to c) is selected from polyethylene oxide, ethoxylated alcohols, mono/polyethylene oxide diethers, mono/polyethylene oxide ether-esters, ethoxylated carboxylic acids, mono/polyethylene oxide diesters, polypropylene oxide, propoxylated alcohols, mono/polypropylene oxide diethers, mono/polypropylene oxide ether-esters, propoxylated carboxylic acids, mono/polypropylene oxide diesters, alcohol propoxylate-ethoxylates, carboxylic acid propoxylate-ethoxylates and carboxylic acid propoxylate-ethoxylate ethers.

15. The liquid formulation according to any one of claims 1 to 14, wherein the ethoxylated and/or propoxylated organic liquid is present in an amount of at least 40 wt.%, preferably at least 50 wt.%.

16. The liquid formulation of any one of claims 1 to 15, which is miscible with water.

17. The liquid formulation of any one of claims 1 to 16, wherein the fungal spores are from a fungal species effective as a biocontrol agent or plant health promoter in plant protection.

18. The liquid formulation of any one of claims 1 to 17, wherein the fungal species is an entomopathogenic fungus.

19. The liquid formulation of any one of claims 1 to 17, wherein the fungal species is a nematicidally active fungus.

20. The liquid formulation according to any one of claims 1 to 19, wherein the fungal species is selected from the group consisting of isaria fumosorosea, penicillium bailii, metarhizium anisopliae, paecilomyces lilacinus, coniothyrium minitans, beauveria bassiana, and gliocladium roseum.

21. The liquid formulation according to any one of claims 1 to 20, further comprising at least one selected from the group consisting of surfactants, rheology modifiers, defoamers, antioxidants and dyes.

22. The liquid formulation of claim 21, wherein the rheology modifier is selected from fumed silica (hydrophobic/hydrophilic) or precipitated silica, naturally derived silica, attapulgite-based rheology modifiers, organically modified clays, and mixtures thereof.

23. The liquid formulation of claim 22, wherein the rheology modifier is fumed silica.

24. The liquid formulation according to any preceding claims, comprising 0.1 to 40% by weight of fungal spores, up to 99.9% of at least one ethoxylated and/or propoxylated organic liquid according to any of claims 1 to 16, and 0 to 10% by weight of at least one surfactant and/or rheology modifier.

25. A liquid composition comprising the liquid formulation of any one of claims 1 to 24.

26. A method for controlling phytopathogenic fungi, insects and/or nematodes in or on plants, for enhancing plant growth or for increasing plant yield or root health, which comprises applying an effective amount of a liquid formulation or a liquid composition according to any of the preceding claims to the plant or to a locus where the plant is growing or is intended to grow.

27. Use of the liquid formulation or liquid composition according to any of the preceding claims as a plant protectant or for promoting plant vigour and/or plant health.

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