JPH0257522B2 - - Google Patents

Info

Publication number
JPH0257522B2
JPH0257522B2 JP28077289A JP28077289A JPH0257522B2 JP H0257522 B2 JPH0257522 B2 JP H0257522B2 JP 28077289 A JP28077289 A JP 28077289A JP 28077289 A JP28077289 A JP 28077289A JP H0257522 B2 JPH0257522 B2 JP H0257522B2
Authority
JP
Japan
Prior art keywords
npa
present
weight
parts
isopropylcarbamoylhydantoin
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
JP28077289A
Other languages
Japanese (ja)
Other versions
JPH02160703A (en
Inventor
Terumasa Komyoji
Takatomo Toyokichi
Kazumi Suzuki
Hideji Yoshimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ishihara Sangyo Kaisha Ltd
Original Assignee
Ishihara Sangyo Kaisha 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 Ishihara Sangyo Kaisha Ltd filed Critical Ishihara Sangyo Kaisha Ltd
Priority to JP28077289A priority Critical patent/JPH02160703A/en
Publication of JPH02160703A publication Critical patent/JPH02160703A/en
Publication of JPH0257522B2 publication Critical patent/JPH0257522B2/ja
Granted legal-status Critical Current

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  • Agricultural Chemicals And Associated Chemicals (AREA)

Description

【発明の詳細な説明】[Detailed description of the invention]

本発明は、農園芸用殺菌剤組成物に関し、より
詳細には、N−(3−クロロ−5−トリフルオロ
メチル−2−ピリジル)−2,6−ジニトロ−3
−クロロ−4−トリフルオロメチルアニリン(以
下NPAと略称)と3−(3,5−ジクロロフエニ
ル)−1−イソプロピルカルバモイルヒダントイ
ンとを有効成分として含有する農園芸用殺菌剤組
成物に関する。 従来から作物に発生する有害病を防除するため
に多くの農園芸用殺菌剤が提供されているが、な
お種々の面において改良が望まれている。 本発明者達は、先にNPAが農園芸上有害な灰
色かび病、黒星病などの病原菌に対して優れた生
育抑制効果を示すことを見出した。しかしなが
ら、この化合物はうどんこ病などの特定の病原菌
に対してはその効果が十分でなく、また各病原菌
に対して予防効果に比べて、治療効果がやや劣る
などの欠点を有していた。本発明者達は、これら
の欠点を解決すべく研究した結果、NPAを他の
特定の殺菌剤と混合使用することにより、うどん
こ病のように効果が十分でなかつた病原菌に対し
ても殺菌力を示し、また、それぞれ単独施用では
期待できない高い防除活性が認められ、更には単
独施用時に較べて施用量を減少することができる
など、混用による相乗効果が得られることを見出
した。また、予防効果に加えて治療効果も得られ
るので、実用性が向上することも見出した。 すなわち本発明は、NPAと3−(3,5−ジク
ロロフエニル)−1−イソプロピルカルバモイル
ヒダントインとを有効成分として含有する農園芸
用殺菌剤組成物である。 なお前記の3−(3,5−ジクロロフエニル)−
1−イソプロピルカルバモイルヒダントインは、
商品名“ロブラール”として知られている。 次に本発明に係る試験例を記載する。 試験例 キユウリ灰色かび病予防試験 直径9cmの素焼鉢でキユウリ(品種:四葉)を
栽培し、1葉期に達したときに後記製剤例に準じ
て製造した供試化合物の水分散液の所定濃度のも
の10mlをスプレーガンを用いて散布した。24〜25
℃の温室に1昼夜放置した後、予めバレイシヨ・
ブドウ糖寒天培地(PDA培地)に培養しておい
たキユウリ灰色かび病菌のデイスク(寒天打抜)
をキユウリ葉上に置き接種した。接種後3日目に
第一葉の病班長を調査し、無処理区の発病程度を
100とし、無発病を0として各処理区の発病程度
を百分率で求めた。その結果を次表に示す。なお
表中「ppm」は有効成分の濃度を示す。
The present invention relates to a fungicide composition for agricultural and horticultural use, and more specifically, N-(3-chloro-5-trifluoromethyl-2-pyridyl)-2,6-dinitro-3
The present invention relates to an agricultural and horticultural fungicide composition containing chloro-4-trifluoromethylaniline (hereinafter abbreviated as NPA) and 3-(3,5-dichlorophenyl)-1-isopropylcarbamoylhydantoin as active ingredients. Many agricultural and horticultural fungicides have been provided for controlling harmful diseases occurring in crops, but improvements are still desired in various aspects. The present inventors previously discovered that NPA exhibits an excellent growth-inhibiting effect on pathogenic bacteria such as gray mold and scab, which are harmful to agriculture and horticulture. However, this compound has drawbacks such as not being sufficiently effective against specific pathogens such as powdery mildew, and its therapeutic effect against each pathogen being somewhat inferior to its preventive effect. As a result of research to solve these drawbacks, the inventors of the present invention found that by using NPA in combination with other specific fungicides, it is possible to sterilize pathogens that are not sufficiently effective, such as powdery mildew. It was also found that a synergistic effect can be obtained when used in combination, such as a high pesticidal activity that cannot be expected when each is applied alone, and the amount of application can be reduced compared to when applied alone. It was also found that the practicality of the method is improved because a therapeutic effect can be obtained in addition to a preventive effect. That is, the present invention is an agricultural and horticultural fungicide composition containing NPA and 3-(3,5-dichlorophenyl)-1-isopropylcarbamoylhydantoin as active ingredients. Note that the above-mentioned 3-(3,5-dichlorophenyl)-
1-isopropylcarbamoylhydantoin is
It is known by the product name "Loblal". Next, test examples according to the present invention will be described. Test example: Test for preventing gray mold disease on cucumbers Cultivate cucumbers (variety: four-leaf) in clay pots with a diameter of 9 cm, and when they reach the one-leaf stage, prepare a predetermined concentration of an aqueous dispersion of the test compound prepared according to the formulation example below. 10 ml of the solution was sprayed using a spray gun. 24-25
After leaving it in a greenhouse at ℃ for one day and night,
Disc of cucumber gray mold fungus cultured on glucose agar medium (PDA medium) (agar punched)
was placed on cucumber leaves and inoculated. On the third day after inoculation, the diseased patch length on the first leaf was investigated, and the degree of disease onset in the untreated plot was determined.
The degree of disease onset in each treatment plot was calculated as a percentage, with the disease-free value set as 100 and 0 representing no disease onset. The results are shown in the table below. In the table, "ppm" indicates the concentration of the active ingredient.

【表】 上記試験例からも判る通り、本発明の殺菌剤組
成物によれば、各単剤の施用に比較して優れた殺
菌効果が得られる。すなわち、NPAを特定の殺
菌剤と混用する事により各単剤から予想されるよ
りかなり低濃度で優れた防除効果が得られ、しか
も各単剤の施用では期待できなかつた病原菌に対
しても幅広く効果が認められる。 本発明の殺菌剤組成物は有害病菌に感染してい
る或はその恐れのある栽培作物例えばキユウリ、
トマト、ナスなどの蔬菜類、イネ、麦類などの禾
殻類、マメ類、リンゴ、ナシ、ブドウ、柑橘など
の果樹類などに適用することにより優れた殺菌作
用を呈し、例えばうどんこ病、ベと病、たんそ
病、灰色かび病、黒星病、斑点落葉病、赤星病、
いもち病、紋枯病、苗立枯病、白絹病などの防除
に好適であるが、中でもうどんこ病、ベと病、灰
色かび病菌、黒星病の防除には最適である。 本発明の殺菌剤組成物は、通常の農薬の場合と
同様に前記有効成分をそのまま水に稀釈し混合し
て施用することもできるが、各種補助剤と配合
し、乳剤、水和剤、粒剤などの形態に製剤して施
用することもできる。また前記有効成分を個々に
補助剤と配合、製剤して、それらを混合してもよ
い。前記補助剤としては硅藻土、消石灰、炭酸カ
ルシウム、滑石、ホワイトカーボン、カオリン、
ベントナイト、ジークライトなどの固形担体、ト
ルエン、キシレン、ソルベントナフサ、エタノー
ル、ジオキサン、アセトン、イソホロン、メチル
イソブチルケトン、ジメチルホルムアミド、ジメ
チルスルホキシド、N−メチル−2−ピロリドン
などの溶剤、アルキル硫酸ソーダ、アルキルベン
ゼンスルホン酸ソーダ、リグニンスルホン酸ソー
ダ、ポリオキシエチレングリコールアルキルエー
テル、ポリオキシエチレンラウリルエーテル、ポ
リオキシエチレンアルキルアリールエーテル、ポ
リオキシエチレンソルビタン脂肪酸エステルなど
の展着剤、界面活性剤などが挙げられる。 本発明殺菌剤組成物の施用濃度は薬剤の製剤形
態、施用時期、有害病菌の種類などの条件によつ
て異なるので一概に規定できないが、一般に
NPAが1〜10000ppm、3−(3,5−ジクロロ
フエニル)−1−イソプロピルカルバモイルヒダ
ントインが1〜10000ppm望ましくは前者が10〜
1000ppm、後者が10〜1000ppmである。 製剤例 1 (1) NPA 25重量部 (2) 3−(3,5−ジクロロフエニル)−1−イソ
プロピルカルバモイルヒダントイン 25重量部 (3) ジークライト 45重量部 (4) リグニンスルホン酸ソーダ 5重量部 以上のものを均一に混合して水和剤とした。 製剤例 2 (1) NPA (2) ジークライト 78重量部 (3) カープレツクス(シオノギ製薬製:商品名)
15重量部 (4) ラベリンS(第一製薬製:商品名) 2重量部 (5) ソルポール5039(東邦化学製;商品名)
5重量部 上記(2)〜(5)の混合物と(1)とを4:1の割合で混
合して水和剤とした。次にこの水和剤とロブラー
ル水和剤(ローヌ・プーラン製、商品名:有効成
分50%、分散剤等50%含有)とを1:1の割合で
混合して水和剤とした。
[Table] As can be seen from the above test examples, the fungicide composition of the present invention provides superior bactericidal effects compared to the application of each single agent. In other words, by combining NPA with specific fungicides, superior control effects can be obtained at much lower concentrations than would be expected from each agent alone, and it is also effective against a wide range of pathogenic bacteria that could not be expected with the application of each agent alone. The effect is recognized. The fungicidal composition of the present invention can be used for cultivated crops that are infected with harmful pathogens or are at risk of infection, such as cucumbers, cucumbers, etc.
It exhibits excellent bactericidal activity when applied to vegetables such as tomatoes and eggplants, chaffs such as rice and wheat, legumes, and fruit trees such as apples, pears, grapes, and citrus fruits. Downy mildew, tuberculosis, gray mold, scab, leaf spot, scab,
It is suitable for controlling rice blast, sheath blight, seedling damping off, and white silk disease, among others, it is most suitable for controlling powdery mildew, downy mildew, gray mold, and scab. The fungicide composition of the present invention can be applied by diluting the active ingredient as it is in water and mixing it, as in the case of ordinary agricultural chemicals, but it can also be applied by blending it with various adjuvants, such as emulsions, hydrating powders, granules, etc. It can also be applied in the form of a preparation. Alternatively, the active ingredients may be individually blended and formulated with adjuvants, and then mixed. The adjuvants include diatomaceous earth, slaked lime, calcium carbonate, talc, white carbon, kaolin,
Solid carriers such as bentonite and ziecrite, solvents such as toluene, xylene, solvent naphtha, ethanol, dioxane, acetone, isophorone, methyl isobutyl ketone, dimethyl formamide, dimethyl sulfoxide, and N-methyl-2-pyrrolidone, alkyl sodium sulfate, and alkyl benzene. Spreading agents such as sodium sulfonate, sodium lignin sulfonate, polyoxyethylene glycol alkyl ether, polyoxyethylene lauryl ether, polyoxyethylene alkylaryl ether, and polyoxyethylene sorbitan fatty acid ester, surfactants, and the like. The application concentration of the fungicide composition of the present invention cannot be unconditionally defined because it varies depending on conditions such as the formulation form of the drug, the timing of application, and the type of harmful pathogens.
NPA is 1 to 10,000 ppm, 3-(3,5-dichlorophenyl)-1-isopropylcarbamoylhydantoin is 1 to 10,000 ppm, preferably the former is 10 to 10,000 ppm.
1000ppm, and the latter is 10-1000ppm. Formulation example 1 (1) NPA 25 parts by weight (2) 3-(3,5-dichlorophenyl)-1-isopropylcarbamoylhydantoin 25 parts by weight (3) Siegrite 45 parts by weight (4) Sodium ligninsulfonate 5 parts by weight The above ingredients were mixed uniformly to make a wettable powder. Formulation example 2 (1) NPA (2) Zeeklite 78 parts by weight (3) Carplex (manufactured by Shionogi Pharmaceutical: trade name)
15 parts by weight (4) Lavelin S (manufactured by Daiichi Pharmaceutical; trade name) 2 parts by weight (5) Solpol 5039 (manufactured by Toho Chemical; trade name)
5 parts by weight The mixture of (2) to (5) above and (1) were mixed at a ratio of 4:1 to prepare a wettable powder. Next, this hydrating agent and Loblal hydrating agent (manufactured by Rhône-Poulenc, trade name: contains 50% active ingredient, 50% dispersant, etc.) were mixed at a ratio of 1:1 to prepare a hydrating agent.

Claims (1)

【特許請求の範囲】[Claims] 1 N−(3−クロロ−5−トリフルオロメチル
−2−ピリジル)−2,6−ジニトロ−3−クロ
ロ−4−トリフルオロメチルアニリンと3−(3,
5−ジクロロフエニル)−1−イソプロピルカル
バモイルヒダントインとを有効成分として含有す
る農園芸用殺菌剤組成物。
1 N-(3-chloro-5-trifluoromethyl-2-pyridyl)-2,6-dinitro-3-chloro-4-trifluoromethylaniline and 3-(3,
An agricultural and horticultural fungicide composition containing 5-dichlorophenyl)-1-isopropylcarbamoylhydantoin as an active ingredient.
JP28077289A 1989-10-27 1989-10-27 Agricultural and horticultural germicidal composition Granted JPH02160703A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP28077289A JPH02160703A (en) 1989-10-27 1989-10-27 Agricultural and horticultural germicidal composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28077289A JPH02160703A (en) 1989-10-27 1989-10-27 Agricultural and horticultural germicidal composition

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP13660982A Division JPS5927804A (en) 1982-08-05 1982-08-05 Agricultural and horticultural germicidal composition

Publications (2)

Publication Number Publication Date
JPH02160703A JPH02160703A (en) 1990-06-20
JPH0257522B2 true JPH0257522B2 (en) 1990-12-05

Family

ID=17629750

Family Applications (1)

Application Number Title Priority Date Filing Date
JP28077289A Granted JPH02160703A (en) 1989-10-27 1989-10-27 Agricultural and horticultural germicidal composition

Country Status (1)

Country Link
JP (1) JPH02160703A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW276982B (en) * 1993-08-11 1996-06-01 Ishihara Sangyo Kaisha
CN108684678A (en) * 2018-07-04 2018-10-23 广西南宁益土生物科技有限责任公司 A kind of bactericidal composition of containing fluazinam and iprodione

Also Published As

Publication number Publication date
JPH02160703A (en) 1990-06-20

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