JPH1081602A - Poison bait for exterminating noxious insect - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a poison bait for exterminating noxious insects, capable of improving feeding properties of noxious insects, especially cockroaches and excellent in attracting properties for the cockroaches by including a specific substance therein. SOLUTION: This poison bait for exterminating noxious insects comprises a fermented milk therein. The fermented milk is preferably contained in an amount of usually 10-94wt.% in the poison bait for exterminating the noxious insects. Not only the fermented milk obtained by fermenting cow's mild or other milks as a raw material with a lactic acid bacterium or a yeast but also beverages, etc., prepared by processing the fermented milk or using the fermented milk as a main raw material are cited as the fermented milk. The fermented milk is especially preferably used in combination with (a) an insecticidally active ingredient and (b) one or more kinds selected from the group consisting of a grain flour, saccharides and dextrin. Not only an insecticidally active ingredient such as a pyrethroid compound, an organophosphorus compound or a carbamate compound but also an insect growth controlling substance, etc., may be used as the insecticidally active ingredient. The formulation ratio of the insecticidally active ingredient is 0.05-10w.t%. The formulatio ration of the ingredient selected from the group consisting of the grain flour, saccharides and dextrin is 5-90wt.%.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a poison bait for controlling insect pests, which is suitable for controlling cockroaches.

[0002]

It is common practice to control pests such as cockroaches by eating poison bait containing an insecticidally active ingredient, but the pests are not always so good. At present, the extermination effect cannot be said to be sufficient.

[0003]

SUMMARY OF THE INVENTION The present invention provides a poison bait for controlling pests, which is excellent in attracting pests, especially cockroaches. It contains. The present invention also provides a poison bait for controlling pests, comprising (a) an insecticidal active ingredient, (b) fermented milk, and (c) one or more selected from the group consisting of cereal flour, sugar and dextrin.

[0004]

BEST MODE FOR CARRYING OUT THE INVENTION The insecticidal active ingredients used in the present invention include pyrethroid compounds, organophosphorus compounds, carbamate compounds, N-aryldiazole compounds, hydrazone compounds, sulfonamide compounds, natural insecticidal ingredients, boric acid and the like. Not only insecticidal active ingredients but also insect growth regulators such as juvenile hormone-like substances, chitin synthesis inhibitors and the like, and mixtures thereof may be used.

[0005] Specific examples of the insecticidal active ingredient are shown below, but active isomers and mixtures of the isomers can also be used. (1) 5-benzyl-3-furylmethyl chrysanthemate (2) 3,4,5,6-tetrahydrophthalimidomethyl chrysanthemate (3) 3-phenoxybenzyl chrysanthemate (4) 3-phenoxybenzyl 3- (2,2-dichlorovinyl) -2,2-dimethylcyclopropanecarboxylate (5) 2-methyl-4-oxo-3- (2-propenyl) cyclopent-2-enyl chrysanthemate (6) 1-ethynyl -2-methyl-2-pentenyl
Chrysanthemate (7) 2-Methyl-4-oxo-3- (2-propynyl) cyclopent-2-enyl chrysanthemate (8) α-cyano-3-phenoxybenzyl chrysanthemate (9) 2-methyl- 4-oxo-3- (2-propenyl) cyclopent-2-enyl 2,2,3,3-tetramethylcyclopropanecarboxylate (10) 2,3,5,6-tetrafluoro-4-methylbenzyl 3- (2,2-dichlorovinyl) -2,2
-Dimethylcyclopropanecarboxylate

(11) 2,3,5,6-tetrafluorobenzyl 3- (2,2-dichlorovinyl) -2,2
-Dimethylcyclopropanecarboxylate (12) α-cyano-3-phenoxybenzyl 2,
2-dimethyl-3- (1,2,2,2-tetrabromoethyl) cyclopropanecarboxylate (13) α-cyano-3-phenoxybenzyl 2-
(4-chlorophenyl) -3-methylbutyrate, (14) α-cyano-3-phenoxybenzyl 2,
2,3,3-tetramethylcyclopropanecarboxylate (15) α-cyano-3-phenoxybenzyl 3-
(2,2-dichlorovinyl) -2,2-dimethylcyclopropanecarboxylate (16) α-cyano-3-phenoxybenzyl 2-
(2-chloro-4-trifluoromethylanilino) -3
-Methylbutyrate (17) 2- (4-ethoxyphenyl) -2-methylpropyl 3-phenoxybenzyl ether

(18) O, O-dimethyl O- (3-
Methyl-4-nitrophenyl) phosphorothioate (19) 2,2-dichlorovinyl dimethyl phosphate (20) O, O-diethyl O- (2-isopropyl-6-methyl-4-pyrimidinyl) phosphorothioate (21) (E)- O-2-isopropoxycarbonyl-1-methylvinyl O-methylethyl phosphoramidothioate (22) O, O-diethyl O- (3,5,6-trichloro-2-pyridinyl) phosphorothioate (23) O, O-dimethyl O- (3,5,6-trichloro-2-pyridinyl) phosphorothioate (24) S-6-chloro-2,3-dihydro-2-oxo-1,3-oxazolo [4,5-b] Pyridine-3
-Yl-methyl O, O-dimethyl phosphorothioate

(25) 5-methoxy-3- (2-methoxyphenyl) -1,3,4-oxadiazole-2
(3H) -one (26) 2- (1-methylethoxy) phenyl methyl carbamate (27) 1-naphthyl methyl carbamate (28) 4- (2-bromo-1,1,2,2-tetrafluoroethyl)- 1- (3-chloro-5-trifluoromethylpyridin-2-yl) -2-methylimidazole (29) tetrahydro-5,5-dimethyl-2 (1
H) -Pyrimidinone [3- [4- (trifluoromethyl) phenyl] -1- [2- [4- (trifluoromethyl) phenyl] ethenyl] -2-propenylidene] hydrazone (30) N-ethyl perfluorooctane sulfone Amide (31) Abamectin (32) Boric acid

(33) 2- [1-methyl-2- (4-
Phenoxyphenoxy) ethoxy] pyridine (34) isopropyl 11-methoxy-3,7,1
1-trimethyldodeca-2,4-dienoate (35) ethyl 3,7,11-trimethyldodeca
2,4-dienoate (36) 1- (4-chlorophenyl) -3- (2,6
-Difluorobenzoyl) urea (37) 1- (3,5-dichloro-2,4-difluorophenyl) -3- (2,6-difluorobenzoyl)
Urea (38) 1- (4-trifluoromethoxyphenyl)
-3- (2-Fluorobenzoyl) urea (39) N-cyclopropyl-1,3,5-triazine-2,4,6-triamine (40) 2-t-butylimino-3-isopropyl-
5-phenylperhydro-1,3,5-thiadiazine-
4-on

The amount of the insecticidal active ingredient contained in the poison bait for controlling pests of the present invention varies depending on the kind of the insecticidal active ingredient, but is generally 0.05 to 10% by weight. Also, α- [2-
(2-butoxyethoxy) ethoxy] -4,5-methylenedioxy-2-propyltoluene, octachlorodipropyl ether, isobornyl thiocyanatoacetate, N- (2-ethylhexyl) bicyclo [2.2.
1] By adding a synergist such as hept-5-ene-2,3-dicarboximide, the pest control effect can also be increased.

The fermented milk used in the present invention includes not only those obtained by fermenting milk or other milk as a raw material with lactic acid bacteria or yeasts, but also those processed or used as main raw materials, such as lactic acid bacterial drinks. Is also meant. Fermented milk obtained by lactic acid fermentation is called acid milk, and specific examples include yogurt, fermented buttermilk, and acidophilus milk. Fermented milk obtained by fermenting lactic acid and alcohol by the action of lactic acid bacteria and lactose-fermenting yeast is called alcohol-fermented milk, and specific examples include kefir and Kumis. These fermented milks may be obtained not only from whole milk but also from skim milk. Lactic acid bacteria drinks usually process sour milk,
Or, it is manufactured as a main raw material, and in Japan, there are three types of live lactic acid lactic acid bacteria drink (Yakult type), sterilized dairy lactic acid bacteria drink (Calpis type), and non-dairy products.
Various products such as plain and fruit juice are developed.
It is commercially available. Fermented milk obtained by fermenting milk such as milk as a raw material with lactic acid bacteria is usually non-fat milk solids 8.0
% Or more, and 10 million or more per 1 ml of lactic acid bacteria. In addition, in a lactic acid bacteria beverage containing the same as a main raw material, usually, the non-fat milk solid content is 3.0 to 8.0%, and 10 million or more per 1 ml of lactic acid bacteria (however, after fermentation, Excluding those sterilized). In addition, as lactic acid bacteria used when producing fermented milk, Streptococcus lactis, S. thermophilus,
Lactobacillus bulgaricus and the like, and examples of lactose-fermenting yeasts include yeasts belonging to Saccharomyces, Torula and the like. The use of fermented milk is effective in improving the edibility of poisonous baits of pests, especially cockroaches. The fermented milk is generally contained in the poison bait for controlling pests of the present invention in an amount of 10 to 94% by weight.

The poison bait for controlling pests of the present invention usually contains 5 to 90% by weight of one or more selected from the group consisting of cereal flour, sugar and dextrin. As grain flour,
For example, starches such as corn, potato, sweet potato, flour, rice flour, corn flour, potato flour and the like are mentioned. And the like, and as the dextrin, for example, corn,
Examples thereof include those obtained by hydrolyzing starch such as potato, sweet potato, wheat, and rice with acid, heat, or amylase.

The poison bait for controlling pests according to the present invention may further contain a vegetable oil, an antioxidant, a preservative, an accidental eating preventive, if necessary.
Extenders, fragrances, attractants and the like may be added. As vegetable oils, for example, soybean oil, sesame oil, rapeseed oil, wheat germ oil,
Vegetable edible oils such as cottonseed oil, corn oil, sunflower oil, coconut oil and the like can be mentioned, but use of soybean oil, sesame oil, rapeseed oil or a mixed oil thereof is preferred. Antioxidants include, for example, erythorbic acid, sodium erysorbate, dibutylhydroxytoluene, α-tocopherol, nordihydroguaiaretinic acid, methylhydroxyanisole, propyl gallate, guaiac butter, L-cysteine hydrochloride, and the like Examples of the additives include benzoic acid, sodium benzoate, salicylic acid, sorbic acid, potassium sorbate, dehydroacetic acid, sodium dehydroacetate, isobutyl parahydroxybenzoate, isopropyl paraoxybenzoate, ethyl paraoxybenzoate, ethyl butyl paraoxybenzoate, and paraoxybenzoate. Propyl acid, calcium propionate, sodium propionate and the like.

Examples of the anti-feeding agent include pepper powder, amaranth, amaranth aluminum lake, erythrosin, erythrosine aluminum lake, neucoxin, phloxine, rose bengal, acid red, tartrazine, tartrazine aluminum lake,
Sunset Yellow FCF, Sunset Yellow FCF Aluminum Rake, Fast Green FCF, Fast Green FCF Aluminum Rake, Brilliant Blue FCF
, Brilliant Blue FCF Aluminum Lake, Indigo Carmine, Indigo Carmine Aluminum Lake,
β-carotene, copper chlorophyll, denatonium benzoate, and the like.Examples of the extender include white carbon, diatomaceous earth, crystalline cellulose, kaolin, talc, bentonite, zeolite, sepiolite, attapulgite, and the like. Examples include cheese flavor, butter flavor, peanut flavor, peach flavor, strawberry flavor, milk flavor and the like.

The poison bait for controlling pests of the present invention is obtained by mixing each of the constituents, and is a liquid substance, a powdery substance, a granular substance formed by adding water as required, a mass, and a tablet. It can take various forms, such as the resulting tablet form. The pesticidal active ingredient may be added to the drug substance as it is in the poison bait, and may be mixed with the poison bait. However, powdered products, wettable powders, microcapsule preparations, emulsions, oils, flowables, and other preparations may be added to the poison bait. You may add and mix.

The poison bait for controlling insect pests of the present invention is most suitable for controlling cockroaches such as cockroaches, German cockroaches and black cockroaches. It can also be used for controlling termites, such as Tenebrion beetles such as P. japonicum and P. nuptialus, Saw pears such as Sawtooth Phellinus and P. occidentalis, and house termites such as termites and Yamato termites.

When the poison bait for controlling pests of the present invention is a liquid substance, it is convenient to use the liquid substance for exterminating pests by exuding the liquid substance from a container containing the liquid substance through a liquid absorbing plate. FIG. 1 shows a plastic dropper head 1 cut out, filled with a liquid pest control poison bait 2 of the present invention therein, and a liquid absorbing plate 3 inserted thereinto to heat-fit the dropper head. As described above, a liquid or pest-containing pest containing a liquid or pest-equipped poison bait such as a nonwoven fabric or a sponge is provided by filling a liquid or pest-controlling poison bait in a plastic container such as a polyethylene container. The method using the exterminator is particularly effective.

[0018]

EXAMPLES Next, production examples and test examples of the poison bait for controlling pests of the present invention will be shown, but the present invention is not limited to the following examples. First, a production example will be described. Production Example 1 Fenitrothion {O, O-dimethyl O- (3-methyl-4-nitrophenyl) phosphorothioate} 0.5
Parts by weight, 30 parts by weight of Yakult (fermented milk manufactured by Yakult Co., Ltd.), 45 parts by weight of flour, 4.5 parts by weight of dextrin, and 20 parts by weight of brown sugar are mixed well to make a rice cake-like (soft lump)
Get the bait of.

Production Example 2 10 parts by weight of a fenitrothion emulsion (containing 50% by weight of fenitrothion), 85 parts by weight of Yakult (fermented milk manufactured by Yakult Co., Ltd.) and 5 parts by weight of brown sugar are mixed well to obtain a liquid poison bait. .

The following is an example in which the poison bait for controlling pests of the present invention is contained in a container and is in a form suitable for application. Production Example 3 2 ml of the liquid poison bait obtained in Production Example 2 was placed in a spherical polyethylene container having a volume of about 3 ml, and a 0.61 mm-thick non-woven fabric cut out to a width of 4 mm and a length of 4.5 cm (manufactured by Toray Industries, Inc. 11.5ml /
cm ² / sec, weight 260 g / m ² ) as shown in FIG.

Production Example 4 2 ml of the liquid poison bait obtained in Production Example 2 was placed in a spherical polyethylene container having a volume of about 3 ml, and a 0.34 mm-thick nonwoven fabric (Toray) cut to a width of 4 mm and a length of 4.5 cm was prepared. 110ml /
cm ² / sec, weight 100 g / m ² ) as shown in FIG.

Next, a formulation example of a poison bait used for comparison in a test example described later is shown as a reference example. Reference Example 1 In Production Example 1, a poison bait is obtained by using 30 parts by weight of water instead of using 30 parts by weight of Yakult.

Reference Example 2 In Preparation Example 2, instead of using 85 parts by weight of Yakult, 85 parts by weight of water is used to obtain a poison bait.

Test Example 10 adult male and female German cockroaches were placed in a container having a bottom area of 0.24 m ² , and about 5 g of a poison bait and about 25 g of a normal cockroach breeding feed were placed and eaten for 3 hours. Was removed, and the mortality (%) one week later was determined. When the poison bait obtained in Production Example 1 or 2 was used, the lethality of German cockroaches was 80% or more, but the poison bait obtained in Comparative Examples 1 and 2 showed only a lower mortality. Did not.

[0025]

The poison bait for controlling pests of the present invention exhibits a good cockroach control effect due to its excellent eating ability.

[Brief description of the drawings]

BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is an explanatory view showing a method suitable for applying a liquid poison bait for controlling insect pests.

Claims (5)

[Claims] 1. A poison bait for controlling pests, comprising fermented milk. 2. An insecticidal active ingredient, (b) fermented milk and (c)
A poison bait for controlling pests, comprising one or more selected from the group consisting of cereal flour, sugar and dextrin. 3. An insecticidal active ingredient of 0.05 to 10% by weight, (b)
The poison bait for controlling pests according to claim 2, comprising 10 to 94% by weight of fermented milk and (c) at least one selected from the group consisting of cereal flour, sugar and dextrin in an amount of 5 to 90% by weight. 4. A poison bait for controlling pests according to claim 1, 2 or 3 for controlling cockroaches. 5. A method for improving the edibility of a poison bait for controlling pests, which comprises adding fermented milk to the poison bait for controlling pests.