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WO1999023884A1 - Defoliant pour arbres fruitiers a feuillage caduc et pour arbres verts a feuillage caduc - Google Patents

Defoliant pour arbres fruitiers a feuillage caduc et pour arbres verts a feuillage caduc Download PDF

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Publication number
WO1999023884A1
WO1999023884A1 PCT/JP1997/004095 JP9704095W WO9923884A1 WO 1999023884 A1 WO1999023884 A1 WO 1999023884A1 JP 9704095 W JP9704095 W JP 9704095W WO 9923884 A1 WO9923884 A1 WO 9923884A1
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WO
WIPO (PCT)
Prior art keywords
defoliant
compound
deciduous
group
weight
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.)
Ceased
Application number
PCT/JP1997/004095
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English (en)
Japanese (ja)
Inventor
Seigo Koura
Hiroshi Ono
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.)
Agro Kanesho Co Ltd
Original Assignee
Agro Kanesho Co 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 Agro Kanesho Co Ltd filed Critical Agro Kanesho Co Ltd
Priority to PCT/JP1997/004095 priority Critical patent/WO1999023884A1/fr
Publication of WO1999023884A1 publication Critical patent/WO1999023884A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D495/04—Ortho-condensed systems
    • 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
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system

Definitions

  • the present invention relates to a leaf picking agent for deciduous fruit trees such as apple trees, cherry trees, green trees, and southern sky, and for deciduous greening trees such as maple, sakura, American dogwood, and zelkova.
  • Another object of the present invention is to provide a leaf picking agent that performs leaf cutting around the fruit of a deciduous fruit tree such as an apple cherry tree, a challenging tree, and the southern sky, and does not adversely affect the new shoots that are important for the growth of the tree. With the goal.
  • a further object of the present invention is to provide a defoliant capable of simultaneously causing the fallen leaves of deciduous greening trees such as maple, maple, sakura, American dogwood, and zelkova. Disclosure of the invention
  • the present inventors have conducted intensive studies to solve the above-mentioned object, and as a result, by combining a quinoxaline-based compound conventionally used as an agricultural fungicide or acaricide with an organic phosphorus-based insecticide.
  • the inventors have found that the above objects can be achieved, and have reached the present invention.
  • the present invention relates to a defoliator for a deciduous fruit tree or a deciduous greenery, comprising a quinoxaline-based compound and an organic lin-based compound as active ingredients.
  • the quinoxaline compound used in the present invention is a compound represented by the following formula (1). This quinoxaline compound is known as trade name “Molestan”.
  • organic phosphorus compound used in the present invention various organic phosphorus compounds can be used without any particular limitation as long as they are organic phosphorus compounds that have been conventionally used as insecticides or fungicides.
  • Preferred examples of the organic phosphorus compound include the following compounds. (1) Phosphate type or thiol type (Formula (2)) '
  • R is a lower alkyl group having 1 to 5 carbon atoms, preferably 1 to 3 carbon atoms (eg, a methyl group, an ethyl group, a propyl group, an i-propyl group, etc.); Aryl group (for example, phenyl group, naphthyl group, etc.)
  • R ′ is a lower alkyl group having 1 to 5, preferably 1 to 3 carbon atoms or a lower alkenyl group having 2 to 5 carbon atoms, preferably 2 to 3 (eg, a vinyl group, etc.), an aryl group
  • R represents a lower alkyl group having 1 to 5 carbon atoms, preferably 1 to 3 carbon atoms, an acyl group (for example, an acetyl group or the like), or an aryl group (for example, a phenyl group or a naphthyl group).
  • the functional group may optionally contain one or more substituents.
  • substituents include a halogen atom (eg, a chlorine atom, a bromine atom, a fluorine atom, etc.), a lower alkyl group having 1 to 5 carbon atoms, and an alkoxy group (eg, a methoxy group, an ethoxy group, etc.).
  • Aryl group eg, phenyl group, etc.
  • alkylthio group methylthio group, ethylthio group, etc.
  • cyano group nitro group, substituted amino group (eg, methylamino group, dimethylamino group, getylamino group, methylformylamino
  • An alkylaminocarbonyl group eg, a methylaminocarbonyl group, an ethylaminocarbonyl group, etc.
  • an alkylsulfinyl group eg, an ethylsulfinyl group, etc.
  • an alkoxycarbonyl group eg, a methoxycarbonyl group, Ethoxy group, etc.
  • oxo group hydroxyl group, etc. It can be mentioned.
  • Phosphate-type organophosphorus compounds include, for example, DDVP (phosvit), monocrotophos (alphate), BRP (dibromo), CVMP (guardside), dimethylvinphos (langard), CVP (vinifate), propaphos ( Power). Of these, DDVP is particularly preferred.
  • thiono-type organophosphorus compounds include CYAP (Cyanox), phennitrothion (Sumithion), ECP (VC), pyrimiphosmethyl (Akteric), diazinon, isoxathion (Carphos), and pyridafunthion (Offnac). Chlorpyrifos methyl (reldan), chlorpyrifos (dazuban), quinalphos (ecarax), etrimphos (ekamet) and the like. Of these, diazinon, pyridafunthione and the like are particularly preferable.
  • thiol-type organophosphorus compounds examples include ESP (Estox) and Rickmidochion (Kilbar), Profenofos (Ensedan) and the like. Of these, bamididothione is particularly preferred. '
  • dithio-type organophosphorus compounds examples include marathon, PAP (ersan) dimethate, formothion (antizo), thiomethone (ecatin), etilchi ometone (daiciston), hosalon (rubittox), and PMP (atsuba). , DMTP (supraside), protifos (toction), sulprofos (bolstar) and the like.
  • PAP ersan dimethate, formothion (antizo), thiomethone (ecatin), etilchi ometone (daiciston), hosalon (rubittox), and PMP (atsuba).
  • DMTP supraside
  • protifos toction
  • sulprofos sulprofos
  • amidate-type organic phosphorus compound examples include, for example, acetate (oltran), isofenphos (amidotide) and the like.
  • phosphonate type organic phosphorus compound examples include, for example, Triclo mouth phone (Dave Telex) and EPN.
  • the foliar extract of the present invention is obtained by diluting the active ingredient with an inactive liquid or solid carrier generally used in formulating agricultural chemicals, and if necessary, a surfactant, a dispersant, and other auxiliary agents. And water-dispersible powders, wettable powders for granules, emulsions, flowables, oil flowables, EWs, powders, fine granules, granules and the like.
  • the compounding ratio of the quinoxaline-based compound to the organic phosphorus-based compound in the foliar extract is usually 1: 2 to 5, preferably 1: 2 to 4, as a weight ratio.
  • the quinoxaline-based compound is usually used in the preparation in an amount of 8 to 20% by weight, preferably 10 to 15% by weight.
  • the organophosphorus compound is usually used in the preparation in an amount of 10 to 60% by weight, preferably 20 to 50% by weight.
  • a spreading agent may be added to the foliar extract of the present invention in order to improve the adhesion to the leaves and the permeability.
  • a nonionic surfactant or an anionic surfactant is used.
  • Nonionic surfactants include, for example, polyoxyethylene alkyl phenyl ether and polyoxyethylene fatty acid ester. Ter, polyoxyethylene alkyl ether, polyalkylene glycol alkyl ether, polyoxyethylene resin acid ester, polyoxyethylene hexitane fatty acid ester and the like.
  • the anionic surfactant include an alkylbenzenesulfonate, a ligninsulfonate, a naphthylmethanesulfonate, and an alkylsulfosuccinate.
  • Preferred spreading agents include, for example, needs containing 18% of dialkyldimethylmethylammonium polynaphthyl metasulfonate and 44% of polyoxyethylene ethylene fatty acid ester, 14% of sodium dioctylsulfosuccinate, and 14% of polyoxyethylene alkyl. Rabiden 3C containing 8% of ether and 3% of polyoxyethylene fatty acid ester is exemplified.
  • Spreading agents are usually used in an amount of from 0.05 to 2.0% by weight, preferably from 0.1 to 1.0% by weight, based on the weight of the defoliant of the invention. Appropriate.
  • the foliar extract of the present invention is suitably applied in an amount of usually 100 to 700 L, preferably 300 to 500 L, per 100 ares. It should be noted that although spraying has a sufficient effect even once, it is preferable to spray a plurality of times, for example, two or more times, and the effect is improved.
  • the preparations (A, B, C) obtained in Examples 2 and 3 were tested in Hirosaki, Aomori Prefecture on September 13 using sub-branches of an outdoor apple tree (cultivar Fuji) on September 13 .
  • 10 fruits were selected from 1 sub-branch in 1st section and the number of leaves was examined.
  • the prepared preparations (A to C) were sprayed on the fruits and leaves of the submain branch using a battery-type sprayer. Two weeks after spraying, the number of leaves falling on the fruit set was investigated to determine the rate of leaf fall. The results are shown in Table 1. In addition, the defoliation rate of shoots was also examined. The results are shown in Table 2 below. These tests were performed in duplicate. table 1
  • Drug Dilution factor Number of fruiting leaves Number of fruiting leaves vs. untreated leaf fall (%) A 3 0 0 1 5.5 5 7 5.0
  • Test Example 2 A formulation (prepared in the same manner as in Test Example 1) was mixed with a powder (component: dimethyldisilyl ammonium 18.5%, nonionic surfactant 31.5%), In the amount shown in Table 3
  • test Example 1 In the same manner as in Test Example 1, the A, B, and C preparations The test was carried out in a test field on October 25 using sub-branches of sakura. Before spraying, 100 test leaves were selected from each sub-main branch, and the diluted liquid was sprayed in the same manner as in Test Example 1.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • 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)

Abstract

La présente invention porte sur un défoliant pour les arbres fruitiers à feuillage caduc tels que pommiers, cerisiers, pêchers et nandinas, ainsi que pour les arbres verts à feuillage caduc tels que l'érable (érable du Japon), le cerisier du Japon, le cornouiller de Floride et le zelkova du Japon. Le défoliant en question contient le composé de quinoxaline de la formule (1) et un composé organophosphoré.
PCT/JP1997/004095 1997-11-11 1997-11-11 Defoliant pour arbres fruitiers a feuillage caduc et pour arbres verts a feuillage caduc Ceased WO1999023884A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP1997/004095 WO1999023884A1 (fr) 1997-11-11 1997-11-11 Defoliant pour arbres fruitiers a feuillage caduc et pour arbres verts a feuillage caduc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1997/004095 WO1999023884A1 (fr) 1997-11-11 1997-11-11 Defoliant pour arbres fruitiers a feuillage caduc et pour arbres verts a feuillage caduc

Publications (1)

Publication Number Publication Date
WO1999023884A1 true WO1999023884A1 (fr) 1999-05-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1997/004095 Ceased WO1999023884A1 (fr) 1997-11-11 1997-11-11 Defoliant pour arbres fruitiers a feuillage caduc et pour arbres verts a feuillage caduc

Country Status (1)

Country Link
WO (1) WO1999023884A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6348280A (ja) * 1986-08-13 1988-02-29 バイエル・アクチエンゲゼルシヤフト トリアゾロ−ピリミジン−２−スルホンアミド類
JPH0482809A (ja) * 1990-07-25 1992-03-16 Mitsubishi Petrochem Co Ltd 除草剤組成物
WO1992011761A1 (fr) * 1990-12-31 1992-07-23 Monsanto Company Reduction des interactions pesticides dans les recoltes

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6348280A (ja) * 1986-08-13 1988-02-29 バイエル・アクチエンゲゼルシヤフト トリアゾロ−ピリミジン−２−スルホンアミド類
JPH0482809A (ja) * 1990-07-25 1992-03-16 Mitsubishi Petrochem Co Ltd 除草剤組成物
WO1992011761A1 (fr) * 1990-12-31 1992-07-23 Monsanto Company Reduction des interactions pesticides dans les recoltes

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