JP6048110B2 - Rice seed germination promotion method and rice cultivation method - Google Patents
Rice seed germination promotion method and rice cultivation method Download PDFInfo
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- JP6048110B2 JP6048110B2 JP2012274352A JP2012274352A JP6048110B2 JP 6048110 B2 JP6048110 B2 JP 6048110B2 JP 2012274352 A JP2012274352 A JP 2012274352A JP 2012274352 A JP2012274352 A JP 2012274352A JP 6048110 B2 JP6048110 B2 JP 6048110B2
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- 0 *N(Cc([s]1)cnc1Cl)C(N(*)CI)=N[N+]([O-])=O Chemical compound *N(Cc([s]1)cnc1Cl)C(N(*)CI)=N[N+]([O-])=O 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION 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
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/16—Heavy metals; Compounds thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION 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
- A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring
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Description
本発明は、イネ種子の発芽促進方法及びイネの栽培方法に関する。 The present invention relates to a rice seed germination promotion method and a rice cultivation method.
従来、イネの移植栽培において、有害節足動物防除剤の有効成分として下記式（１）で示される化合物を用いることが知られている（例えば、特許文献１、２参照。）。
本発明は、イネ種子の発芽を促進する方法を提供することを課題とする。 An object of the present invention is to provide a method for promoting germination of rice seeds.
本発明者は、イネ種子の発芽を促進する方法を見出すべく検討の結果、鉄粉及び下記式（１）で示される化合物でイネ種子を処理すると、式（１）で示される化合物単独で処理する場合と比較して、イネ種子の発芽が促進されることを見出した。
すなわち本発明は、以下の通りである。
［１］ 鉄粉及び式（１）
で示される化合物でイネ種子を処理することを特徴とするイネ種子の発芽促進方法。
［２］ 鉄粉、前記式（１）で示される化合物及び焼石膏でイネ種子を処理することを特徴とするイネ種子の発芽促進方法。
［３］ 処理が粉衣処理である［１］または［２］に記載の発芽促進方法。
［４］ イネ種子１０００グラムに対し、鉄粉５０〜６００グラムと式（１）で示される化合物１．５〜１２グラムとを用いる［１］〜［３］のいずれかに記載の発芽促進方法。
［５］ 鉄粉及び式（１）
で示される化合物でイネ種子を処理することを特徴とするイネの栽培方法。
［６］ 鉄粉、前記式（１）で示される化合物及び焼石膏でイネ種子を処理することを特徴とするイネの栽培方法。
［７］ 処理が粉衣処理である［５］または［６］に記載の栽培方法。
［８］ イネ種子１０００グラムに対し、鉄粉５０〜６００グラムと式（１）で示される化合物１．５〜１２グラムとを用いる［５］〜［７］のいずれかに記載の栽培方法。
［９］ 鉄粉及び式（１）
で示される化合物で処理されてなるイネ種子。
［１０］ 鉄粉、前記式（１）で示される化合物及び焼石膏で粉衣されてなるイネ種子。
［１１］ 前記式（１）で示される化合物を含む水に浸漬または前記式（１）で示される化合物を含む水が噴霧され、さらに鉄粉及び焼石膏で粉衣されてなるイネ種子。
As a result of studies to find a method for promoting germination of rice seeds, the present inventor treated rice seeds with iron powder and a compound represented by the following formula (1), and then treated with the compound represented by the formula (1) alone. It was found that the germination of rice seeds was promoted compared to the case of doing so.
That is, the present invention is as follows.
[1] Iron powder and formula (1)
A method for promoting germination of rice seeds, comprising treating rice seeds with a compound represented by the formula:
[2] A rice seed germination promotion method, comprising treating rice seed with iron powder, the compound represented by the formula (1) and calcined gypsum.
[3] The germination promotion method according to [1] or [2], wherein the treatment is a dressing treatment.
[4] The germination promotion method according to any one of [1] to [3], wherein 50 to 600 grams of iron powder and 1.5 to 12 grams of the compound represented by formula (1) are used for 1000 grams of rice seeds. .
[5] Iron powder and formula (1)
A rice cultivation method, comprising treating rice seeds with a compound represented by the formula:
[6] A method for cultivating rice, comprising treating rice seeds with iron powder, the compound represented by the formula (1) and calcined gypsum.
[7] The cultivation method according to [5] or [6], wherein the treatment is a powder coating treatment.
[8] The cultivation method according to any one of [5] to [7], wherein 50 to 600 grams of iron powder and 1.5 to 12 grams of the compound represented by formula (1) are used for 1000 grams of rice seeds.
[9] Iron powder and formula (1)
Rice seeds treated with a compound represented by
[10] Rice seed dressed with iron powder, the compound represented by the formula (1) and calcined gypsum.
[11] Rice seeds which are immersed in water containing the compound represented by the formula (1) or sprayed with water containing the compound represented by the formula (1), and further coated with iron powder and calcined gypsum.
本発明により、イネ種子の発芽が促進される。 According to the present invention, germination of rice seeds is promoted.
本発明方法は、鉄粉及び式（１）で示される化合物（以下、本化合物（１）と記す。）でイネ種子を処理する工程を含むことを特徴とする。 The method of the present invention includes a step of treating rice seeds with iron powder and a compound represented by the formula (1) (hereinafter referred to as the present compound (1)).
本発明に用いられる本化合物（１）としては、例えば、クロチアニジン、チアメトキサムが挙げられ、チアメトキサムが好ましく用いられる。
本発明に用いられるクロチアニジン（ｃｌｏｔｈｉａｎｉｄｉｎ）及びチアメトキサム（ｔｈｉａｍｅｔｈｏｘａｍ）はいずれも公知の化合物であり、例えば特開平３−１５７３０８号公報及び特開平６−１８３９１８号公報に記載されている。これらの化合物は、市販の製剤から得るか、公知の方法で製造することができる。
Examples of the compound (1) used in the present invention include clothianidin and thiamethoxam, and thiamethoxam is preferably used.
Both clothianidin and thiamethoxam used in the present invention are known compounds, and are described, for example, in JP-A-3-157308 and JP-A-6-183918. These compounds can be obtained from commercially available preparations or can be produced by known methods.
本発明において本化合物（１）は、これをそのままで用いることもできるが、通常は、本化合物（１）と固体担体や液体担体等の不活性担体とを混合し、必要に応じて界面活性剤等の製剤助剤を添加して、粉剤、懸濁製剤、水和剤、顆粒水和剤、水溶剤、顆粒水溶剤等に製剤化されて用いられる。かかる本化合物（１）を含有する市販製剤としては、例えば、ダントツ（登録商標）粒剤（クロチアニジン粒剤、住友化学株式会社製）、ダントツ（登録商標）水溶剤（クロチアニジン水溶剤、住友化学株式会社製）、アクタラ（登録商標）粒剤５（チアメトキサム粒剤、シンジェンタジャパン株式会社製）またはアクタラ（登録商標）顆粒水溶剤（チアメトキサム顆粒水溶剤、シンジェンタジャパン株式会社製）が挙げられる。 In the present invention, the present compound (1) can be used as it is, but usually, the present compound (1) is mixed with an inert carrier such as a solid carrier or a liquid carrier, and if necessary, a surface activity is obtained. A formulation aid such as an agent is added and formulated into a powder, suspension formulation, wettable powder, granular wettable powder, aqueous solvent, granular aqueous solvent and the like. Examples of commercially available preparations containing this compound (1) include Dantotsu (registered trademark) granules (clothianidin granules, manufactured by Sumitomo Chemical Co., Ltd.), Dantotsu (registered trademark) aqueous solvents (clothianidin aqueous solvents, Sumitomo Chemical Co., Ltd.). Company), Actara (registered trademark) granule 5 (Thiametoxam granule, manufactured by Syngenta Japan Co., Ltd.) or Actara (registered trademark) Granule aqueous solvent (Thiamethoxam granule aqueous solvent, manufactured by Syngenta Japan Co., Ltd.).
本発明において用いられる鉄粉としては、例えば、還元鉄粉、アトマイズ鉄粉、電解鉄粉及び酸化鉄粉が挙げられ、これら２種以上の混合物を使用することもできる。より詳しくは、酸化鉄または鉄塩を水素などで還元して得られる鉄粉が還元鉄粉、溶融鉄の流れに８〜２０Mpaの高圧の水ジェットを噴射して得られる鉄粉がアトマイズ鉄粉、硫酸鉄などの溶液から電解によって鉄を析出させ、電解鉄フレークを得て、これをロッドミルや振動ミル粉砕し焼きなまして得られる鉄粉が電解鉄粉とそれぞれ呼ばれる。また、酸化鉄粉は、酸化数がIIおよび／またはIIIの鉄の酸化物である。本発明に用いられる鉄粉は粉状であれば使用に差し支えないが、粒度１０〜１００μｍの鉄粉の使用が好ましい。かかる鉄粉は市販品として入手可能であり、例えば、ＤＳＰ３１７鉄粉（ＤＯＷＡ（ドーワ)ＩＰ（アイピー)クリエイション株式会社製）、農業用鉄粉（ダイテツ工業株式会社製）、農業用鉄粉（株式会社テツゲン製）が挙げられる。本発明において、さらに焼石膏を用いてもよく、かかる焼石膏としては、粉状の硫酸カルシウム・1/2水和物（CaSO4・1/2H2O）であればよく、市販のものを用いることができる。 Examples of the iron powder used in the present invention include reduced iron powder, atomized iron powder, electrolytic iron powder, and iron oxide powder, and a mixture of two or more of these may be used. More specifically, iron powder obtained by reducing iron oxide or iron salt with hydrogen or the like is reduced iron powder, and iron powder obtained by jetting a high-pressure water jet of 8 to 20 MPa to the flow of molten iron is atomized iron powder. The iron powder obtained by precipitating iron from a solution of iron sulfate or the like by electrolysis to obtain electrolytic iron flakes, pulverizing them by rod milling or vibration milling and annealing, is called electrolytic iron powder. The iron oxide powder is an iron oxide having an oxidation number of II and / or III. The iron powder used in the present invention may be used as long as it is powdery, but it is preferable to use iron powder having a particle size of 10 to 100 μm. Such iron powder is available as a commercial product. For example, DSP317 iron powder (DOWA (IP) Creation Co., Ltd.), agricultural iron powder (Daitsutsu Kogyo Co., Ltd.), agricultural iron powder (stock) The company Tetsugen). In the present invention, calcined gypsum may be further used, and such calcined gypsum may be powdered calcium sulfate 1/2 hydrate (CaSO 4 1 / 2H 2 O), which is commercially available. Can be used.
本発明において、イネ種子の処理方法としては、種々の形態を採り得るが、通常、乾燥したイネ種子を水中に浸漬し、水切りした後、鉄粉、本化合物（１）及び必要に応じ、焼石膏で前記のイネ種子を粉衣処理するか、または、水に本化合物（１）を混合した液に、乾燥したイネ種子を浸漬し、水切りした後、鉄粉及び必要に応じ、焼石膏で前記のイネ種子を粉衣処理してもよく、また、通常は、仕上げとしてさらに少量の焼石膏を用いて粉衣される。鉄粉として酸化鉄粉を用いる場合には、焼石膏の代わりにカルボキシメチルセルロース等の糊成分の使用が好ましい。なお、ここで粉衣とは、前記の各成分が粉の状態で表面に付着されることを意味する。 In the present invention, various methods can be adopted as a method for treating rice seeds. Usually, dried rice seeds are immersed in water, drained, and then iron powder, the present compound (1) and, if necessary, baked. Treat the rice seeds with gypsum, or immerse the dried rice seeds in a mixture of the compound (1) in water and drain it, then use iron powder and, if necessary, calcined gypsum. The above rice seed may be powdered, and is usually powdered using a smaller amount of calcined gypsum as a finish. When iron oxide powder is used as the iron powder, it is preferable to use a paste component such as carboxymethylcellulose instead of calcined gypsum. In addition, a powder clothing means that each said component adheres to the surface in the state of powder here.
より具体的には、乾燥したイネ種子を水中に浸漬した後、網袋に収容してから静置するまたは脱水機を用いた脱水操作に付すことによりイネ種子表面の過剰な水分を除去し、その後、該イネ種子を、通常の種子コーティングに用いられる手動若しくは自動のコーティング装置に入れて回転させ、必要に応じて水を噴霧しながら、予め鉄粉と本化合物（１）、必要に応じ、さらに焼石膏を混合しておき、該混合物で粉衣処理を施し、次いで、さらに少量の焼石膏で粉衣する。また、焼石膏を用いる場合には、鉄粉及び焼石膏を用い粉衣処理し、次いで、本化合物（１）及び焼石膏を用いて粉衣処理してもよいし、噴霧する水に本化合物（１）を予め混合しておき、該混合液を噴霧しながら、鉄粉及び焼石膏で粉衣してもよい。 More specifically, after immersing dried rice seeds in water, remove excess water on the surface of rice seeds by placing them in a net bag and leaving them still or subjecting them to a dehydration operation using a dehydrator, Then, the rice seeds are put in a manual or automatic coating apparatus used for normal seed coating, rotated, and sprayed with water as necessary, in advance, iron powder and the present compound (1), if necessary, Furthermore, calcined gypsum is mixed, and powder coating treatment is performed with the mixture, and then powdered with a smaller amount of calcined gypsum. In addition, when calcined gypsum is used, it may be treated with iron powder and calcined gypsum and then powdered with the compound (1) and calcined gypsum. (1) may be mixed in advance and powdered with iron powder and calcined gypsum while spraying the mixed solution.
前記した方法により鉄粉及び本化合物（１）、必要に応じ、さらに焼石膏で処理されたイネ種子を、通常は、平面上に敷かれた茣蓙の上に置き、陰干しする等の乾燥工程に付す。 Rice powder treated with iron powder and the present compound (1), and if necessary, calcined gypsum by the above-mentioned method is usually placed on a flat surface and dried in the shade. Attached.
かかるイネ種子に対する鉄粉及び本化合物（１）の処理量は、イネ種子１０００グラムに対して、鉄粉が通常５０〜６００グラム、好ましくは２００〜５００グラムであり、本化合物（１）が通常１．５〜１２グラム、好ましくは４〜８グラムである。また、さらに焼石膏で粉衣する場合の焼石膏の量は、イネ種子１０００グラムに対して、通常５〜６０グラム、好ましくは２０〜５０グラムであり、仕上げとしてさらに焼石膏で粉衣する場合の焼石膏の量は、イネ種子１０００グラムに対して、通常０〜４０グラム、好ましくは１０〜２５グラムである。なお、イネ種子を水中若しくは本化合物（１）を含有する水中に浸漬する場合は、浸漬前の乾燥状態にあるイネ種子の重量を基準とする。 The amount of iron powder and the present compound (1) to be treated with respect to such rice seeds is usually 50 to 600 grams, preferably 200 to 500 grams, with respect to 1000 grams of rice seeds. 1.5 to 12 grams, preferably 4 to 8 grams. In addition, the amount of calcined gypsum when powdered with calcined gypsum is usually 5 to 60 g, preferably 20 to 50 g, with respect to 1000 g of rice seeds. The amount of calcined gypsum is usually 0 to 40 grams, preferably 10 to 25 grams per 1000 grams of rice seed. In addition, when rice seeds are immersed in water or water containing the present compound (1), the weight of rice seeds in a dry state before immersion is used as a reference.
鉄粉及び焼石膏、並びに／または、本化合物（１）でイネ種子を粉衣する場合、該粉状物の粒度は、通常、１０〜１５０μｍである。 When rice seed is dressed with iron powder and calcined gypsum and / or the present compound (1), the particle size of the powder is usually 10 to 150 μm.
このようにして調製されたイネ種子は、水田に播種されることにより、発芽促進効果が発揮され、さらには、その後、通常の湛水直播でのイネの栽培において利用することができる。その場合、前記した方法により鉄粉及び本化合物（１）でイネ種子を処理し、湛水した水田または落水した水田に該イネ種子を播くことにより行われる。 Rice seeds prepared in this manner are sown in paddy fields, thereby exhibiting a germination promoting effect. Further, the rice seeds can be used in the cultivation of rice by normal direct sowing. In that case, it is carried out by treating rice seeds with iron powder and the present compound (1) by the above-mentioned method, and seeding the rice seeds in a flooded paddy field or a flooded paddy field.
イネの栽培条件に保つことにより、良好な栽培が達成される。 Good cultivation is achieved by keeping the cultivation conditions of rice.
本発明のイネの発芽促進方法及びイネの栽培方法には、イネの栽培において用いられる殺菌剤及び除草剤等の農薬を併用することもできる。かかる殺菌剤としては、タチガレン（登録商標）粉剤（ヒドロキシイソキサゾール粉剤、三井化学アグロ株式会社製）等が挙げられ、該殺菌剤でイネ種子を粉衣する等により処理する。かかる除草剤としては、直播水稲に使用可能な除草剤を併用することができ、代掻き〜播種前に使用する除草剤としてテマカット（登録商標）フロアブル（ペントキサゾン＋ダイムロン水和剤、科研製薬株式会社製）またはサキドリ（登録商標）EW（ペントキサゾン＋ブタクロール乳剤、クミアイ化学工業株式会社製）、播種時以降に使用する除草剤としてサンバード（登録商標）粒剤（ピラゾレート粒剤、三井化学アグロ株式会社製）またはオサキニ1キロ粒剤（イマゾスルフロン＋ピリミノバックメチル＋ブロモブチド粒剤、住友化学株式会社製）、播種５日後以降に使用するものとしてキックバイ（登録商標）１キロ粒剤（イマゾスルフロン＋エトベンザニド＋ダイムロン粒剤、住友化学株式会社製）、本葉１葉期以降に使用する除草剤としてスルホニル尿素系除草剤を含む一発処理剤などをそれぞれ挙げることができる。 In the rice germination promotion method and rice cultivation method of the present invention, agricultural chemicals such as fungicides and herbicides used in rice cultivation can be used in combination. Examples of such bactericides include Tachigalen (registered trademark) powder (hydroxyisoxazole powder, manufactured by Mitsui Chemicals Agro Co., Ltd.) and the like, which are treated by dressing rice seeds with the bactericide. As such a herbicide, a herbicide that can be used for direct sowing rice can be used in combination, and Temakat (registered trademark) flowable (pentoxazone + Dimron wettable powder, manufactured by Kaken Pharmaceutical Co., Ltd.) ) Or Sakidori (registered trademark) EW (pentoxazone + butachlor emulsion, manufactured by Kumiai Chemical Industry Co., Ltd.), Sunbird (registered trademark) granules (pyrazolate granules, manufactured by Mitsui Chemicals Agro Co., Ltd.) as herbicides used after seeding Or Osakini 1kg granule (Imasosulfuron + Pyriminobac methyl + Bromobutide granule, manufactured by Sumitomo Chemical Co., Ltd.), Kickby (registered trademark) 1kg granule (Imasosulfuron + Etobenzanide + Daimron granule) for use after 5 days after sowing Herbicide used after the first leaf stage of the main leaf Such as one-shot treatment agent containing a sulfonylurea-based herbicides can be exemplified each.
次に本発明を製造例及び試験例等の実施例により示す。 Next, the present invention will be illustrated by examples such as production examples and test examples.
製造例１
乾燥したイネ種子（乾燥籾）１０ｋｇを網袋に入れて、ヘルシード（登録商標）Ｔフロアブル（チウラム+ベフラゾエート水和剤、北興化学工業株式会社製）の２０倍水希釈液に１０分間浸漬して消毒した後、水道水に３日間浸漬する。水切りしたイネ種子を、コーティングマシンに入れて回転させながら、予め混合しておいた鉄粉５ｋｇ、焼石膏５００ｇ及び粉砕したアクタラ顆粒水溶剤（チアメトキサム水溶剤、シンジェンタジャパン株式会社製）３００ｇの粉状混合物を少しずつ加える。適量の水を噴霧して全量の粉状混合物で粉衣した後、焼石膏２５０ｇで同様に粉衣する。その後、イネ種子をコーティングマシンから取り出してビニールシート上に厚さが１ｃｍ以下となるように分散させてから静置することにより、チアメトキサム及び鉄粉で処理されたイネ種子を得ることができる。
Production Example 1
Put 10kg of dried rice seed (dried rice cake) in a net bag and immerse it in a 20-fold water dilution of Hellseed (registered trademark) T flowable (Chiram + Befrazoate wettable powder, manufactured by Hokuko Chemical Co., Ltd.) for 10 minutes. After disinfection, immerse in tap water for 3 days. Dried rice seeds are put into a coating machine and rotated, and the powdered powder of 5 kg of iron powder, 500 g of calcined gypsum and 300 g of crushed actara granule aqueous solvent (Thiametoxam aqueous solvent, manufactured by Syngenta Japan Co., Ltd.) is rotated. Add the mixture in small portions. After spraying an appropriate amount of water and dressing with the total amount of powdery mixture, it is similarly coated with 250 g of calcined gypsum. Then, the rice seeds treated with thiamethoxam and iron powder can be obtained by taking out the rice seeds from the coating machine, dispersing the seeds on the vinyl sheet so as to have a thickness of 1 cm or less, and allowing them to stand.
製造例２
乾燥したイネ種子（乾燥籾）１０ｋｇを網袋に入れて、６０℃１０分間温湯消毒した後、水道水に３日間浸漬する。水切りしたイネ種子を、コーティングマシンに入れて回転させながら、鉄粉３ｋｇ及び焼石膏３００ｇを少しずつ加える。適量の水を噴霧して全量の鉄粉及び焼石膏で粉衣した後、予め混合しておいた焼石膏１５０ｇ及び粉砕したダントツ水溶剤（クロチアニジン水溶剤、住友化学株式会社製）２００ｇの粉状混合物で同様に粉衣する。その後、イネ種子をコーティングマシンから取り出してビニールシート上に厚さが１ｃｍ以下となるように分散させてから静置することにより、クロチアニジン及び鉄粉で処理されたイネ種子を得ることができる。
Production Example 2
10 kg of dried rice seeds (dried rice cake) is put in a net bag, sterilized with hot water at 60 ° C. for 10 minutes, and then immersed in tap water for 3 days. 3 kg of iron powder and 300 g of calcined gypsum are added little by little while putting the drained rice seeds in a coating machine and rotating. After spraying an appropriate amount of water and dressing with the total amount of iron powder and calcined gypsum, 150 g of calcined gypsum mixed beforehand and 200 g of pulverized Dantotsu water solvent (clothianidin water solvent, manufactured by Sumitomo Chemical Co., Ltd.) Dress with the mixture as well. Thereafter, the rice seeds are removed from the coating machine, dispersed on a vinyl sheet so as to have a thickness of 1 cm or less, and then allowed to stand to obtain rice seeds treated with clothianidin and iron powder.
製造例３
乾燥したイネ種子（乾燥籾）１０ｋｇを網袋に入れて、ベンレート(登録商標)水和剤（ベノミル水和剤、住友化学株式会社製）の５０倍水希釈液に１０分間浸漬して消毒した後、水道水に３日間浸漬する。水切りしたイネ種子を、コーティングマシンに入れて回転させながら、鉄粉６ｋｇ及び焼石膏６００ｇを少しずつ加え、アクタラ顆粒水溶剤１００ｇを等量の水で希釈した溶液を噴霧して全量の鉄粉及び焼石膏で粉衣した後、焼石膏３００ｇで同様に粉衣する。その後、イネ種子をコーティングマシンから取り出してビニールシート上に厚さが１ｃｍ以下となるように分散させてから静置することにより、チアメトキサム及び鉄粉で処理されたイネ種子を得ることができる。
Production Example 3
10 kg of dried rice seed (dried rice bran) was put in a net bag and sterilized by dipping in a 50-fold water dilution of Benrate (registered trademark) wettable powder (Benomil wettable powder, manufactured by Sumitomo Chemical Co., Ltd.) for 10 minutes. Then, it is immersed in tap water for 3 days. 6kg iron powder and 600g calcined gypsum are added little by little while putting the drained rice seeds in a coating machine and sprayed with a solution obtained by diluting 100g of Aktara granule aqueous solvent with an equal amount of water, After dressing with calcined gypsum, dress similarly with 300 g of calcined gypsum. Then, the rice seeds treated with thiamethoxam and iron powder can be obtained by taking out the rice seeds from the coating machine, dispersing the seeds on the vinyl sheet so as to have a thickness of 1 cm or less, and allowing them to stand.
製造例４
乾燥したイネ種子（乾燥籾）１０ｇを水道水に一昼夜浸漬し、ネットに入れて勢いよく回転させて水切りを行った。その後、該ネットから取り出したイネ種子を、ポリエチレン袋に収容し、鉄粉５ｇ、焼石膏０．５ｇ及び粉砕した所定量のチアメトキサムを該ポリエチレン袋内のイネ種子に振りかけた後、該ポリエチレン袋の開口部を閉じて勢いよく上下左右に振ることにより、粉衣を行った。次いで、焼石膏０．２５ｇを加えて同様に粉衣を行った後、該ポリエチレン袋から取り出したイネ種子を、厚さが１ｃｍ以下となるように平面上に分散させてから静置し、乾燥させることにより、チアメトキサム、鉄粉及び焼石膏で処理されたイネ種子（以下、本発明イネ種子Ａと記す。）を得た。なお、チアメトキサムは分析用の標準品を用いた。
Production Example 4
10 g of dried rice seeds (dried rice cake) were immersed in tap water for a whole day and night, put in a net, and rotated vigorously to drain water. Thereafter, the rice seeds taken out from the net are stored in a polyethylene bag, and 5 g of iron powder, 0.5 g of calcined gypsum and a predetermined amount of ground thiamethoxam are sprinkled on the rice seeds in the polyethylene bag, Dressing was performed by closing the opening and shaking vigorously up and down and left and right. Next, after adding 0.25 g of calcined gypsum and dressing in the same manner, rice seeds taken out from the polyethylene bag were dispersed on a flat surface so that the thickness was 1 cm or less, and then allowed to stand and dried. As a result, rice seeds treated with thiamethoxam, iron powder and calcined gypsum (hereinafter referred to as the present invention rice seed A) were obtained. For thiamethoxam, a standard product for analysis was used.
参考製造例１
鉄粉及び焼石膏を用いなかったこと以外は、製造例４と同様の操作を行い、チアメトキサムで処理されたイネ種子（以下、比較イネ種子Ａと記す。）を得た。
Reference production example 1
Except for not using iron powder and calcined gypsum, the same operation as in Production Example 4 was performed to obtain rice seeds treated with thiamethoxam (hereinafter referred to as comparative rice seeds A).
試験例１
９ｃｍ径のシャーレ内の底面に濾紙（定性濾紙Ｎｏ．２、東洋濾紙株式会社製）を敷いて、その上に本発明イネ種子Ａ１００粒を、それぞれの種子が濾紙と接するように置き、水道水７ｍＬを加えて蓋を閉じ、３０℃のインキュベータ内で５日間静置した後、イネ種子より発芽した各々の芽の長さを測定し、それらの平均値を求めた。
本発明イネ種子Ａに代えて、比較イネ種子Ａを用いて前記と同様の操作を行い、イネ種子より発芽した各々の芽の長さを測定し、それらの平均値を求めた。
その結果、［表１］に示したように、本発明イネ種子Ａを用いた場合に、発芽が促進された。
Test example 1
A filter paper (qualitative filter paper No. 2, manufactured by Toyo Roshi Kaisha, Ltd.) is laid on the bottom of a 9 cm diameter petri dish, and 100 rice seeds of the present invention are placed on the filter paper so that each seed comes into contact with the filter paper. 7 mL was added, the lid was closed, and after standing for 5 days in an incubator at 30 ° C., the length of each bud germinated from rice seeds was measured, and the average value thereof was determined.
It replaced with this invention rice seed A, operation similar to the above was performed using the comparative rice seed A, the length of each bud germinated from the rice seed was measured, and those average values were calculated | required.
As a result, as shown in [Table 1], germination was promoted when using the rice seed A of the present invention.
Claims (11)
で示される化合物でイネ種子を処理することを特徴とするイネ種子の発芽促進方法。 Iron powder and formula (1)
A method for promoting germination of rice seeds, comprising treating rice seeds with a compound represented by the formula:
で示される化合物でイネ種子を処理することを特徴とするイネの栽培方法。 Iron powder and formula (1)
A rice cultivation method, comprising treating rice seeds with a compound represented by the formula:
で示される化合物で処理されてなるイネ種子。 Iron powder and formula (1)
Rice seeds treated with a compound represented by
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| JP2012274352A JP6048110B2 (en) | 2012-02-17 | 2012-12-17 | Rice seed germination promotion method and rice cultivation method |
| KR1020147025567A KR102007062B1 (en) | 2012-02-17 | 2013-02-08 | Method for promoting germination of rice seeds and method for cultivating rice plants |
| TW102105183A TWI571203B (en) | 2012-02-17 | 2013-02-08 | Method for improving rice seed germination and method for cultivating rice |
| PCT/JP2013/053778 WO2013122240A1 (en) | 2012-02-17 | 2013-02-08 | Method for promoting germination of rice seeds and method for cultivating rice plants |
| CN201380008664.6A CN104105402B (en) | 2012-02-17 | 2013-02-08 | The germination promotion method of rice paddy seed and the cultivation method of paddy rice |
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| JP2012274352A JP6048110B2 (en) | 2012-02-17 | 2012-12-17 | Rice seed germination promotion method and rice cultivation method |
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| JP2017131167A (en) * | 2016-01-28 | 2017-08-03 | 株式会社神戸製鋼所 | Iron powder for seed coating film, coating material for seed and iron-coated seed |
| JP2017197529A (en) * | 2016-04-20 | 2017-11-02 | 三井化学アグロ株式会社 | Iron coating seed formulation, manufacturing method therefor and plant disease pest control method |
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| IE71183B1 (en) * | 1988-12-27 | 1997-01-29 | Takeda Chemical Industries Ltd | Guanidine derivatives their production and insecticides |
| JP2546003B2 (en) | 1988-12-27 | 1996-10-23 | 武田薬品工業株式会社 | Guanidine derivative, its production method and insecticide |
| TW240163B (en) * | 1992-07-22 | 1995-02-11 | Syngenta Participations Ag | Oxadiazine derivatives |
| FR2790642A1 (en) * | 1999-03-08 | 2000-09-15 | Aventis Cropscience Sa | NEW PESTICIDE AND / OR REGULATORY GROWTH COMPOSITIONS |
| US6376548B1 (en) * | 2000-01-28 | 2002-04-23 | Rohm And Haas Company | Enhanced propertied pesticides |
| JP4724309B2 (en) * | 2000-04-18 | 2011-07-13 | インコテックジャパン株式会社 | Pesticide-coated rice seed |
| JP4860056B2 (en) * | 2001-06-05 | 2012-01-25 | 北興化学工業株式会社 | Sustained release pesticide granule and its application method |
| JP4606650B2 (en) * | 2001-06-05 | 2011-01-05 | 北興化学工業株式会社 | Sustained release pesticide granule and its application method |
| JP2006232690A (en) * | 2005-02-23 | 2006-09-07 | National Agriculture & Food Research Organization | Method for preventing rice plant from bacterial disease |
| JP4096208B2 (en) * | 2005-07-29 | 2008-06-04 | 愛知製鋼株式会社 | Iron supply agent for plant for alkaline soil and method for producing the same |
| JP2010006753A (en) * | 2008-06-27 | 2010-01-14 | Nippon Soda Co Ltd | Agrochemical granular composition and agrochemical mixed preparation |
| BRPI0914348A2 (en) * | 2008-10-31 | 2015-08-11 | Basf Se | Method for improving the health of a cultivated plant, uses at least one compost, fruit and seed. |
| KR101221061B1 (en) * | 2008-11-14 | 2013-01-11 | 한국농수산대학 산학협력단 | Silicate, iron powder and calcium gypsum coated seed |
| JP4957859B2 (en) * | 2010-08-31 | 2012-06-20 | Ｊｆｅスチール株式会社 | Iron powder for seed coating and seed |
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| JP2014001197A (en) | 2014-01-09 |
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