WO2006085567A1 - 植物病害防除剤および植物病害防除方法 - Google Patents
植物病害防除剤および植物病害防除方法 Download PDFInfo
- Publication number
- WO2006085567A1 WO2006085567A1 PCT/JP2006/302197 JP2006302197W WO2006085567A1 WO 2006085567 A1 WO2006085567 A1 WO 2006085567A1 JP 2006302197 W JP2006302197 W JP 2006302197W WO 2006085567 A1 WO2006085567 A1 WO 2006085567A1
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- Prior art keywords
- plant disease
- disease control
- control agent
- suspension
- plant
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01H—NEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
- A01H15/00—Fungi; Lichens
-
- 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
- A01N63/00—Biocides, pest repellants or attractants, or plant growth regulators containing microorganisms, viruses, microbial fungi, animals or substances produced by, or obtained from, microorganisms, viruses, microbial fungi or animals, e.g. enzymes or fermentates
- A01N63/30—Microbial fungi; Substances produced thereby or obtained therefrom
Definitions
- the present invention relates to a plant disease control agent and a control method, and more particularly to a plant disease control agent and a control method using a living organism.
- Filamentous fungi or molds, are used in many vegetables such as cabbage, cucumber, tomato, eggplant and komatsuna, agricultural products such as rice, as well as blight, root rot and leaf rot. Causes diseases such as illness and wilt.
- As the causative fungus, Rhizoctonia, Fusarium, Piscum, Trichoderma, and Sclerotium are well known.
- Non-Patent Document 1 disease control technology by Bacillus is also disclosed (see Non-Patent Document 1), but in these bacteria such as Syudumonas genus Bacillus, the control effect on plant diseases caused by filamentous fungi is As described above, the stable effect was not recognized, and the effect was liable to become unstable depending on soil conditions. In other words, depending on the environment, pathogenic filamentous fungi predominately grow, and the bacteria that they control may not work well.
- Patent Document 3 a technology that uses non-pathogenic Fusarium fungi (see Patent Document 3), both of which are antagonistic to pathogenic fungi by using non-pathogenic fungi.
- the disease is controlled by use, etc., the effect may not be fully manifested because it may not grow sufficiently in the soil.
- Patent Document 1 Japanese Patent Laid-Open No. 11-187866
- Patent Document 2 JP-A-10-150978
- Patent Document 3 Japanese Patent Application No. 09-530003
- Non-Patent Literature 1 New soil microorganisms (2) Plant growth and microorganisms
- the present invention is intended to provide a control agent and a control method that can control plant diseases safely and stably without persistence.
- the plant disease control agent of the present invention is characterized by containing a pulverized product of Hitoyotake.
- the plant disease control agent may be a suspension containing a pulverized product of Hitoyotake, or a solid material composed of this suspension and a carrier on which the suspension is adsorbed. ,.
- the Hitoyotake belongs to the genus Hitotake or Nayotake, such as Coprinus curtus, Coprinus cinereus, Coprinus disseminatus. , Saprich comatus, Coprinus atramentarius, Coprinus radiatns (Psa thyrella multissima), Itachitake (Psathyrella candolliana), and Munatake (Psathyrella velutina) power Himeb Hitoyoke GM-21 (NITE BP—37) is especially preferred to be one!
- the plant disease control method of the present invention is characterized in that a plant disease is controlled using the above-mentioned plant disease control agent.
- the plant pathogenic fungus may be a filamentous fungus, or the plant pathogenic fungus may be a fungus belonging to the genus Rhizoctor or Fusarium.
- plant diseases can be safely and stably controlled without persistence.
- FIG. 1 is a diagram showing a diseased state in which the effect of controlling the rot of chin rot against rot rot according to Example 1 of the present invention was confirmed.
- FIG. 2 is a diagram showing the pathogenic state in which the control effect against leaf rot of buckwheat according to Example 2 of the present invention has been confirmed.
- FIG. 3 is a diagram showing the pathogenic state in which the control effect against leaf rot of buckwheat in Example 3 of the present invention was confirmed.
- FIG. 4 is a diagram showing a diseased state in which the control effect against rot of tin rot is confirmed in Example 4 of the present invention.
- FIG. 5 is a diagram showing the diseased state in which the control effect against rot of chin rot is confirmed in Example 5 of the present invention.
- FIG. 6 is a diagram showing a diseased state in which the control effect against lettuce mortality in Example 7 of the present invention was confirmed.
- the plant disease control agent of the present invention contains a ground product of Hitoyotake.
- the present inventors think that it is appropriate to use fungi as a pathogen because the pathogenic filamentous fungi are fungi, and screen the fungicides isolated from soil. As a result, it has been found that, among fungi, the basidiomycete mushroom, a kind of higher fungus, has a remarkable control effect.
- the cypress mushroom grows naturally in the field and is a commonly found mushroom. It is preferable to belong to the genus Coprinus and the genus Psathyrell a, excluding the genus Mushroom.
- Himebuhi Toyotake Coprinus curtus
- Usushikuhitoyosuke Coprinus cinereus
- Inusenbongke Shi oprinus disseminatus
- Sasa Kurehitotake Coprinus comatus
- Hitoyosuke Shi oprinus atramentanus
- Senbonkunu bamboo Psathvrella multissima
- Ititatake Psathy rella candolliana
- a novel isolate GM-21 belonging to Coprinus curtus is effective and particularly preferable for controlling plant diseases.
- This Himebuhi Toyotake GM-21 was developed based on the assumption that fungi capable of combating pathogenic fungi exist in the roots of healthy vegetables. It is. To explain this further, first, the roots of chingensai, which are growing healthy, were suspended in sterilized water together with the root soil, smeared on PDA medium, and all the grown fungi were isolated.
- the growth was the best at 25 ° C to 27 ° C.
- the growth was good in the temperature range of 20 ° C to 40 ° C.
- the colony diameter under each temperature condition after culturing for 1 week is 20 ° C: 60-62mm, 23 ° C: 78-80mm, 25. C: 80-81mm, 27. C: 82-84mm, 30. C: 75-80mm, 37. C: 70-75mm, 40 ° C: 63-65mm "3 ⁇ 4) 7to
- the fruit umbrella is 2mn! It had a diameter of ⁇ 10 mm, was white, gray and yellowish gray, and formed a lint-like surface and radial deep groove lines.
- the surface of the seed layer is pleated, white when the spores are immature, colored from black to black brown as the spores mature, Along with it, the folds became liquid.
- Spherical cells with spherical to subspherical shapes and slightly warped surfaces are observed on the umbrella surface.
- the basidiomy was a one-chamber basidiode with no bulkhead, and a protrusion called a stigma (small handle) was observed on the upper side, and basidiospores were observed to form.
- Basidiospores are oval, brown to dark brown at maturity, are one cell of 8-10 ⁇ 5-7 / ⁇ ⁇ , have a smooth surface, and germinating pores (darker color) on one end. And the other end was observed to have a protrusion formed on the other end of the stigma.
- gaatctttga acgcaccttg cgctecttgg tattccgagg agcatgc tg tttgagtgtc 420
- Table 2 shows the results of molecular phylogenetic analysis including BLAST homology search and related taxa for the international DNA base sequence database based on this ITS-5.8S rDNA base sequence data. From this base sequence feature, based on Kirk, PM Cannon, PF David JC and Stapers, JA (2001) Ainsworth & Bisby's Dictionary of the Fungi, CAB International, Wallingford, UK, p.655, GM-21 is Coprinus curtus Kalchbr. Ex Thum. It was shown to be a new species of presumed species.
- the cypress mushroom used in the plant disease control agent of the present invention may be cultured and grown. Culture'growth can be carried out by culturing using a conventionally known method, that is, using a mycelium or spores or crushed fruit bodies of Hitoyotake using a flat plate medium, liquid medium or the like.
- the type of medium to be used is not particularly limited, but potato dextrose (hereinafter “PD”) medium, toppex medium, etc. are preferably used under aerobic conditions such as plate culture, shaking culture, and aeration culture. Can be done.
- the culture temperature is, for example, 20 to 40 ° C, preferably 25 to 27 ° C, the pH is 5 to 8, the culture period is about 1 to 20 days, and the efficiency surface power is about 4 to 14 ° C. preferable.
- the cultured fungus can be used in the state of mycelium, spore, or fruiting body.
- the size can be set to an appropriate size by stirring it with a blade-like material, depending on the condition, whether it is dry or power.
- the mycelium is pulverized with a homogenizer, it is generally about 3 mm in diameter, even if it is large, and much less.
- a spore In the case of a spore, it is the size of each spore, and in the case of a fruit body, for example, it can be the size of an lmm square. Of course, it may be larger or smaller than those dimensions, but the finer the finer, the more convenient it is to disperse or to adsorb something.
- the manner of inclusion is not particularly limited, and a suspension containing the pulverized products of Hitoyotake may be used.
- the suspension obtained by homogenizing the crushed cypress mushroom into a liquid is used, the suspension can be easily prepared by using a general homogenizer with a stirring blade. At that time, disinfecting water can be used as the liquid to disperse the bacteria.
- add physiological saline or phosphate To stabilize the bacteria.
- the suspension concentration is 0.01 to 5 parts by weight, more preferably 0.1 to 5 parts by weight with respect to 100 parts by weight of water. Above this concentration, it is difficult to disperse, and even if it is adsorbed to minerals, soil, compost, etc. or applied directly to soil, it may be difficult to mix uniformly. Absent. On the other hand, if the concentration is lower than this, it is not preferable because there is too much moisture and it is not efficient to adsorb to something, even when used in suspension. Of course, the obtained suspension can be used after being concentrated or diluted as appropriate.
- a suspension When such a suspension is used, it is preferably a solid material composed of the suspension and a carrier on which the suspension is adsorbed in order to improve handling and storage stability.
- talc, clay, clay, clay, diatomaceous earth, kanuma earth, etc. are preferred as porous and granular as desired so that the bacteria can be uniformly supported.
- mineral powders such as calcium carbonate, polymer compounds such as polyvinyl alcohol, and natural polymer compounds such as xanthan gum and alginic acid.
- adsorbing to compost it is not limited to the type of compost, but it should be matured, for example, fully composted. Even food waste such as okara.
- a protective agent may be added in advance.
- a protective agent One or a mixture of one or more sugars such as glucose, fructose, sucrose, and trehalose, protein, and the like can be used.
- the amount of the protective agent added can be directly applied as it is generally used in this application.
- Adsorption onto the carrier can be carried out more easily than by mixing the carrier and the suspension, which can be carried out in accordance with conventional methods, and then drying. Drying is performed under the condition that the bacteria are not killed.
- the plant disease control agent of the present invention is not limited to a solid substance containing a suspension and a carrier, and may be a wettable powder, emulsion, oil, granule, powder, tablet, Capsules may be used. Moreover, it is good also as a coating agent for seeds which can mix with suspension itself or another solution, and can be applied to the surface of a seed. Other additives and processing conditions necessary for obtaining these dosage forms can be easily selected by those skilled in the art.
- the plant disease control method of the present invention uses the above plant disease control agent.
- plant disease control agents are used in various usage forms according to the formulation form.
- suspensions and wettable powders it can be applied directly to the roots of plants, or in other solutions or soils, such as culture media, culture soil, culture fluids such as culture media for hydroponics. May be used.
- the blending amount in the soil and culture medium varies depending on the relative conditions such as the concentration of pathogenic bacteria, but it is desirable that it is 2 ppm or more, more preferably 40 ppm or more, for Hitoyotake cells. If this plant disease control agent is used as a seed coating agent, it is sufficient to apply the appropriate amount to the surface of the seed before sowing, and then seed the coated seed as it is.
- the plant disease control agent of the present invention has an effective control effect on plant diseases. However, it is more effective to use pathogenic bacteria against plant diseases of filamentous fungi. Is preferable. In particular, when the disease is a plant disease caused by filamentous fungi belonging to the genus Rhizoctonia and Fusarium, a particularly remarkable control effect can be exhibited. Examples of plant diseases for which the plant control agent of the present invention can be used include chingensai rot, shiba leaf rot, lettuce rot, melon vine rot, and tomato root rot wilt.
- Himebuhi Toyotake GM-21 (Coprinus curtus Kalchbr. Ex Thum. GM-21) was inoculated into PD liquid medium, allowed to stand for about 5 days in a 27 ° C incubator, and then sterilized with gauze. Filtration gave the required amount. Then, 5 ml of sterilized water was added to the mycelium lg and homogenized to prepare Suspension A which is a plant disease control agent of the present invention.
- Suspension B was prepared using Mucor sp.
- Suspension C was prepared using Penicillium sp-in the same manner as Suspension A.
- Fig. 1 shows the results of measuring the disease state as the disease severity.
- Suspension A using Himebuhi Toyotake GM-21 suppressed the occurrence of disease over 30 days and showed a remarkable effect of suppressing the occurrence of disease.
- -Suspension c using silicium can suppress the occurrence of disease in the early and middle stages of growth, but it is not as effective as suspension A, and the occurrence of disease is observed at the later stage of growth, especially over 25 days. Has almost lost its inhibitory effect.
- the use of vecillium also has the disadvantage of reducing the activity of the plant itself.
- Suspension B using mucor was powerful enough to prevent the occurrence of disease.
- Rhizoctonia solani K1 strain is grown on a petri dish containing PDA agar medium. Dissolve 50 ml of sterilized water, homogenize, and dilute 1000 times with sterilized water to prepare a pathogen suspension. , B, and C were mixed to confirm the control effect against leaf rot of barley. Specifically, as in Test Example 1, place 12 ml of this pathogen suspension and 1.5 ml of each suspension in a prepared sterilization pot for seedling raising soil, mix well, and then sterilize. Twenty treated shiba seeds were sown and placed in a plant environment test apparatus under the same conditions as in Test Example 1, and the disease state was observed. The result is shown in Fig.2.
- suspension A As is apparent from Fig. 2, the effect of controlling the occurrence of disease by suspension A was also remarkable for this pathogenic bacterium.
- suspension C can suppress the occurrence of disease at the later stage of growth, it cannot suppress the occurrence of disease at the early stage of growth, and suspension B has the power to completely prevent the occurrence of disease. .
- Suspension D using Usugisohi Toyotake (Coprinus cinereus NBRC30114) and Suspension E using Inusenbondatake (Coprinus disseminatus NBRC30972) are the same as Suspension A, respectively. Created.
- suspensions D and E like the suspension A, were able to suppress the occurrence of disease during the 30-day growth period.
- Suspension D is stable, especially in the early growth period
- Suspension E was able to stably and satisfactorily suppress the occurrence of disease, especially after the middle growing season.
- Himebuhi Toyotake GM-21 (Coprinus curtus Kalchbr. Ex Thum. GM-21) was inoculated into PD liquid medium, left to stand in an incubator at 27 ° C for 13 days, and filtered through sterile gauze. And got its required amount.
- Suspension A2 was prepared by adding 50 ml of sterilized water to this mycelium and homogenizing it.
- Coprinus comatus was inoculated into PD liquid medium, left to stand in a 27 ° C incubator for 17 days, and filtered through sterile gauze to obtain the required amount.
- Suspension F was prepared by adding 50 ml of sterilized water to this mycelium and homogenizing it.
- Mudinatake (Psathyrella velutina) was inoculated into PD liquid medium, statically cultured in a 27 ° C incubator for 17 days, and filtered through sterile gauze to obtain the required amount.
- Suspension G was prepared by adding 50 ml of sterile water to this mycelium lg and homogenizing.
- suspensions A2, F, and G were able to suppress the occurrence of disease against pathogenic bacteria.
- Suspensions F and G are less effective in controlling the occurrence of disease than Suspension A 2 using Himebuhi Toyotake GM-21, but Suspension F also reduces disease incidence to 50% or less in the early growth period.
- Suspension G was able to suppress the occurrence of disease from the early to middle stages of growth.
- the plant disease control agent and the control method of the present invention can stably control plant diseases caused by filamentous fungi.
- plant diseases can be controlled to a certain extent, rather than being effective only against specific bacterial species.
- the plant disease control agent of the present invention uses only edible mushrooms as its raw material, so it is safe and has no persistence. In the above examples, the control effect as a suspended plant disease control agent was confirmed.
- the plant disease control agent of the present invention is not limited to this, and the suspension is adsorbed onto a carrier to be solidified. As described above, it can be used as a control agent in a shape or in other forms.
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Abstract
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CN2006800043405A CN101115394B (zh) | 2005-02-08 | 2006-02-08 | 植物病害防除剂和植物病害防除方法 |
US11/815,743 US20080248058A1 (en) | 2005-02-08 | 2006-02-08 | Plant Disease Control Agent And Method For Controlling Plant Disease |
JP2007502632A JP4956751B2 (ja) | 2005-02-08 | 2006-02-08 | 植物病害防除剤および植物病害防除方法 |
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JP2005031600 | 2005-02-08 | ||
JP2005-031600 | 2005-02-08 | ||
JP2005-104678 | 2005-03-31 | ||
JP2005104678 | 2005-03-31 |
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PCT/JP2006/302197 WO2006085567A1 (ja) | 2005-02-08 | 2006-02-08 | 植物病害防除剤および植物病害防除方法 |
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US (1) | US20080248058A1 (ja) |
JP (1) | JP4956751B2 (ja) |
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WO (1) | WO2006085567A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008149846A1 (ja) * | 2007-05-31 | 2008-12-11 | National University Corporation Shizuoka University | 機能性コンポストの製造方法、機能性コンポスト及び糸状菌増殖用コンポスト |
WO2010021369A1 (ja) * | 2008-08-22 | 2010-02-25 | 国立大学法人静岡大学 | 機能性糸状菌検出方法、機能性糸状菌含有製品の評価方法及びプライマー対 |
JP2011140463A (ja) * | 2010-01-07 | 2011-07-21 | Tottori Univ | 食用きのこ廃菌床を用いた植物病害の防除技術 |
JP2011167073A (ja) * | 2010-02-16 | 2011-09-01 | Tottori Univ | きのこの揮発性抗菌物質を用いた防菌・除菌技術 |
JP2018177799A (ja) * | 2017-04-19 | 2018-11-15 | 小山 修 | 植物の土壌病害防除方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109964963A (zh) * | 2019-04-15 | 2019-07-05 | 云南农业大学 | 毛头鬼伞和霜霉威在防治葡萄霜霉病中的应用 |
CN110352659A (zh) * | 2019-07-22 | 2019-10-22 | 贵州大学 | 一种假鬼伞属真菌在促进杜鹃兰种子萌发中的应用 |
CN112250515A (zh) * | 2020-11-03 | 2021-01-22 | 山东和田旺生物科技有限公司 | 一种防治番茄脐腐病的微生物复合肥及其制备方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5176422A (ja) * | 1974-12-23 | 1976-07-02 | Otsuka Kagaku Yakuhin | Noengeiyoshokubutsuirusubyobojozaino seizoho |
-
2006
- 2006-02-08 JP JP2007502632A patent/JP4956751B2/ja active Active
- 2006-02-08 US US11/815,743 patent/US20080248058A1/en not_active Abandoned
- 2006-02-08 CN CN2006800043405A patent/CN101115394B/zh not_active Expired - Fee Related
- 2006-02-08 WO PCT/JP2006/302197 patent/WO2006085567A1/ja not_active Application Discontinuation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5176422A (ja) * | 1974-12-23 | 1976-07-02 | Otsuka Kagaku Yakuhin | Noengeiyoshokubutsuirusubyobojozaino seizoho |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008149846A1 (ja) * | 2007-05-31 | 2008-12-11 | National University Corporation Shizuoka University | 機能性コンポストの製造方法、機能性コンポスト及び糸状菌増殖用コンポスト |
US8445252B2 (en) | 2007-05-31 | 2013-05-21 | National University Corporation Shizuoka University | Method for producing functional compost, functional compost and compost for proliferation of filamentous fungus |
JP5334263B2 (ja) * | 2007-05-31 | 2013-11-06 | 国立大学法人静岡大学 | 機能性コンポストの製造方法、機能性コンポスト及び糸状菌増殖用コンポスト |
WO2010021369A1 (ja) * | 2008-08-22 | 2010-02-25 | 国立大学法人静岡大学 | 機能性糸状菌検出方法、機能性糸状菌含有製品の評価方法及びプライマー対 |
JP2010046032A (ja) * | 2008-08-22 | 2010-03-04 | National Univ Corp Shizuoka Univ | 機能性糸状菌検出方法、機能性糸状菌含有製品の評価方法及びプライマー対 |
US8703423B2 (en) | 2008-08-22 | 2014-04-22 | National University Corporation Shizuoka University | Method of detecting a functional filamentous fungus, method of evaluating a product containing a functional filamentous fungus, and primer pair |
JP2011140463A (ja) * | 2010-01-07 | 2011-07-21 | Tottori Univ | 食用きのこ廃菌床を用いた植物病害の防除技術 |
JP2011167073A (ja) * | 2010-02-16 | 2011-09-01 | Tottori Univ | きのこの揮発性抗菌物質を用いた防菌・除菌技術 |
JP2018177799A (ja) * | 2017-04-19 | 2018-11-15 | 小山 修 | 植物の土壌病害防除方法 |
JP7096696B2 (ja) | 2017-04-19 | 2022-07-06 | 修 小山 | 植物の土壌病害防除方法 |
Also Published As
Publication number | Publication date |
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CN101115394B (zh) | 2011-08-24 |
US20080248058A1 (en) | 2008-10-09 |
JP4956751B2 (ja) | 2012-06-20 |
JPWO2006085567A1 (ja) | 2008-06-26 |
CN101115394A (zh) | 2008-01-30 |
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