90 results about "Entomopathogenic fungus" patented technology

Disclosed herein are pest controlling compositions (i.e., biopesticides) comprising one or more entomopathogenic fungi which. Further disclosed are methods of using such compositions for controlling invasive pests, particularly agriculturally relevant pests.

The present invention utilizes extracts of the pre-sporulation (preconidial) mycelial stage of entomopathogenic fungi as insect and arthropod attractants and / or pathogens and can be employed to limit the zoonotic diseases they transmit. The fungus can be cultivated on grain, wood, agricultural wastes or other cellulosic material and extracts can be made thereof. More than one fungus and substrate can be used in combination with one or more antimicrobial, antiprotozoal, antiviral, and genetically modified agents that result in reduced spread of contagions and lessens the damage they inflict on animals, and plants.

The present invention utilizes fungal spore mass or hyphal fragments in landscaping cloths, fiber substrates, paper products, hydroseeders and agricultural equipment. The fungi may include saprophytic fungi, including gourmet and medicinal mushrooms, mycorrhizal fungi, entomopathogenic fungi, parasitic fungi and fungi imperfecti. The fungi function as keystone species, delivering benefits to both the microsphere and biosphere. Such fungal delivery systems are useful for purposes including ecological rehabilitation and restoration, preservation and improvement of habitats, bioremediation of toxic wastes and polluted sites, filtration of agricultural, mine and urban runoff, improvement of agricultural yields and control of biological organisms. The invention allow for a variety of methods and products including the use of cardboard boxes as a delivery system for fungi with or without the combination with plant seeds for starting gardens, for controlling insects, or for the process of ecological recovery.

The present invention utilizes extracts of the pre-sporulation (preconidial) mycelial stage of entomopathogenic fungi as insect and arthropod attractants and / or pathogens and can be employed to limit the zoonotic and plant diseases they transmit. The fungus can be cultivated on grain, wood, agricultural wastes or other cellulosic material and extracts can be made thereof. More than one fungus and substrate can be used in combination with one or more antimicrobial, antiprotozoal, antiviral, or genetically modified agents that result in reduced spread of contagions and lessens the damage they inflict on animals and plants.

Microsclerotia of entomopathogenic fungi, including Metarhizium species, Beauveria species, and Lecanicillium species, may be produced. These microsclerotia are effective for the control of a wide variety of insect pests, particularly soil-dwelling insect pests.

The invention discloses an Isaria javanicanicus mould strain and application thereof. The high-efficiency Isaria javanicanicus (Friedrichs & Bally) strain Ij01 is classified to belong to Corynespora, Hyphomycetaceae, Hyphomycetales, Hyphomycetes, Mitosporic Fungi, Eumycota. The strain has been preserved in China Center for Type Culture Collection (CCTCC), the preservation date is Oct 27, 2008, and the preservation number is CCTCC M 208171. The high-efficiency Isaria javanicanicus mould is entomopathogenic fungi to have high efficiency for preventing and controlling prodenia litura, has the characteristics of brand-new action mechanism different from the prior chemical insecticides, and no environmental pollution and residue when taken as a living biological pesticide, and meets the requirement of organic food production.

Disclosed herein are pest controlling compositions (i.e., biopesticides) comprising one or more entomopathogenic fungi which. Further disclosed are methods of using such compositions for controlling invasive pests, particularly agriculturally relevant pests.

Microsclerotia of entomopathogenic fungi, including Metarhizium species, Beauveria species, and Lecanicillium species, may be produced. These microsclerotia are effective for the control of a wide variety of insect pests, particularly soil-dwelling insect pests.

The invention discloses a high-efficiency Metarrhizium anisopliae strain and applications thereof. The strain MaB08 belongs to Eumycota, Mitotic spore fungi, Hyphomycetes, Hyphomycetales, Trichosporon and Metarrhizium, and is preserved in China Center for Type Culture Collection with the preservation date of October 27th, 2008 and the preservation number of CCTCC M 208172. The high-efficiency Metarrhizium anisopliae is an entomopathogenic fungus that has high efficiency for controlling brontispa longissima, and as a living biological pesticide, the high-efficiency Metarrhizium anisopliae has brand new action mechanism that is different from the existing chemical pesticides, has characteristics of non-pollution and non-residue to environment, and can fit for the requirements of organic food production.

The invention discloses a Diaphorina citri Kuwayama high pathogenic Isaria fumosorosea strain IF-BDC01 and application thereof. The Isaria fumosorosea strain IF-BDC01 is preserved in Guangdong Microbiology Culture Center on March 1, 2016 with a preservation number of GDMCC No:60011, and the preservation address is building 59, 100th yard on middle martyr road, Guangzhou. Long-term infection biology and indoor biological determination proves that the Isaria fumosorosea strain IF-BDC01 has very high pathogenicity on Diaphorina citri Kuwayama and very strong infecting insecticidal effect. The strain is an entomopathogenic fungus, and has very strong application potential as an in vivo biopesticide in biological control of Diaphorina citri Kuwayama.

Described herein is a method for blastospore-based insect control products of entomopathogenic fungi including either B. bassiana or / . fumosowsea that produces high concentrations of stable, effective spores by identifying nutritional and environmental conditions required for the rapid production of high concentrations of a stable and infective yeast-like blastospore composition.

Biofungicidal composition from a biologically pure culture of a Chilean bacterial isolate obtained from soils of the seventh region of Maule, Chile, corresponding to Paenibacillus polymyxa SCHC33, strain with the deposit number RGM2141 granted by the depository authority of the Chilean Collection of Microbial Genetic Resources (CChRGM) to be used as an environmentally friendly, biological control agent against fungal plant diseases, particularly fruits susceptible to infection by Botrytis cinerea, efficiently inhibiting conidial germination and mycelium proliferation of said phytopathogenic fungus, furthermore protects plant leaves and fruits from infection by the same fungus, and has the potential to be used in biological control of other fungi and in general of phytopathogenic microorganisms.

Barrier treatment compositions using conidia of entomopathogenic fungi and methods for applying and using the same for bed bug population control and prevention are disclosed. The compositions and methods of the invention provide residual biopesticides control for bed bug populations using barrier treatment compositions transferring conidia of entomopathogenic fungi to a population of bed bugs providing effective kill within about 24 hours to about 10 days. The compositions and methods provide significantly enhanced horizontal transmission of the conidia of the entomopathogenic fungi providing enhanced bed bug control without detrimental effects of bed bug tolerance, resistance and / or negative impact on humans or animals contacting the residual biopesticides.

The invention relates to a new fungicide product for the biological control of phytopathogenic fungi, which contains a new isolate of Bacillus velezensis strain AH2, deposited in the Spanish Type Culture Collection (CECT) as CECT-7221, which has a high antagonist activity against this type of pathogen, as well as the property of stimulating plant growth by different mechanisms. The invention also relates to a liquid formulation which has good stability at ambient temperature and is effective in the treatment of diseases caused by phytopathogenic fungi and for the stimulation of plant growth.

The invention relates to an isaria javanica IjH6102 strain and also relates to application of the isaria javanica strain in prevention and treatment of phyllotreta striolata, and belongs to the technical field of biological pesticides. The isaria javanica IjH6102 strain belongs to fungi, Ascomycota, Sordariomycetes, Hypocreales, Cordycipitaceae and Isaria according to the taxonomic status, the strain is collected in Guangdong Microbial Culture Collection Center on December 18, 2019, with the collection number of GDMCC No: 60936. The strain is an entomopathogenic fungus and a biological livingpesticide, is highly effective in preventing and treating the phyllotreta striolata, is safe to the environment and the human body, and has the potential as an environment-friendly fungal insecticide.

The present invention provides a novel mycovirus that suppresses phytopathogenic fungi and a novel method for controlling plant diseases. A novel mycovirus that is present endogenously in a predetermined rice blast fungus, has four types of double-stranded RNAs of 2.8 to 3.6 kb, and suppresses a phytopathogenic fungus has been found. This virus suppresses phytopathogenic fungi such as rice blast fungus.

The invention discloses a highly pathogenic biocontrol bacteria Cordyceps javanica and application thereof. The study finds that Cordyceps javanica has strong insecticidal and insecticidal effects onbemisia tabaci and citrus sinensis, a highly pathogenic Cordyceps javanica strain GZQ-1 is screened and deposited in the Guangdong Provincial Microbial Culture Collection Center on the 20th of August,2018, and s strain collection number is GDMCC No: 60437. The strain is entomopathogenic fungus, can be used as a living biological pesticide, and has very strong application potential in the biological control of the bemisia tabaci and the citrus sinensis and on the disease control caused by germ spread of the bemisia tabaci and the citrus sinensis.

The invention provides an entomopathogenic fungi transgenic strain which contains a homologous or heterologous acidic trehalase constitutive exogenous gene. The preparation method of the entomopathogenic fungi transgenic strain comprises the following steps: firstly building an acidic trehalase full-length cDNA gene constitutive expression vector; establishing a submerged conidia transformation system; and finally selectively screening to obtain the entomopathogenic fungi transgenic strain. The invention also provides application of Entomopathogenic fungi acidic trehalase transgenic strain in preparing fungal pesticide. The entomopathogenic fungi transgenic strain has high efficiency of expressing trehalase; and the preparation method has the advantages of easy operation, good repeatability and good reproducibility. The entomopathogenic fungi transgenic strain can be applied to preparing the fungal pesticide. When the fungal pesticide acts on insects, through the overexpression of the acidic trehalase gene via the transgenic strain, the activity of acidic trehalase in an insect host is improved, utilization of the trehalase is accelerated and growth of entomopathogenic fungi in the insect host is promoted, thus effectively improving the insecticidal activity of the fungal pesticide such as metarhizium anisopliae, beauveria bassiana and the like.

The invention relates to antimicrobial peptide and application thereof, and aims to provide a defensin gene of antimicrobial peptide of bemisia tabaci (Gennadius), the antimicrobial peptide encoded by the defensin gene and a preparation method for the defensin gene. A nucleotide sequence of the gene of the antimicrobial peptide is shown as SEQ ID NO.1; and an amino acid of the antimicrobial peptide is shown as SEQ ID NO.2. A protease Xa factor is introduced into an expression vector, so that recombinant fusion protein can be effectively digested, and defensin polypeptide is obtained through rapid separation in an ultrafiltration mode according to the magnitude of protein molecules; the whole process is quick and simple; and the obtained antimicrobial peptide has antifungal activity, and can remarkably inhibit the growth of entomopathogenic fungi such as Beauveria bassiana, Metarhizium anisopliae, Botrytis cinerea and the like.

Disclosed herein are pest controlling compositions comprising entomopathogenic fungi which are horizontally transmissible across pest populations and control target pests at various life stages. Further disclosed are methods of using such compositions for controlling pests, including, bed bugs and other invasive parasitic pests.

The invention provides an entomopathogenic fungus conidium collection process. An entomopathogenic fungus strain is inoculated into Sabouraud liquid medium and cultured, so that an entomopathogenic fungus liquid strain is obtained; the liquid strain is then inoculated into rice medium or bran medium and cultured until spore production are mature; after being mixed, the medium containing the mature spore production and vegetable oil or mineral oil are uniformly stirred under the process temperature of 3 DEG C to 30 DEG C, so that a dispersed system is obtained; the dispersed system is put onto a 120mu m to 150mu m screen and filtered, after obtained filtrate is dewatered under vacuum condition and then centrifugally filtered or filtered by screening, conidium ointment is collected. The conidium ointment which is collected by the screening process combined with stirring under the specific temperature (3 DEG C to 30 DEG C) not only can prevent conidia from being damped, but also can be directly used for preparing pesticide products, such as powder and suspension.

The present invention provides insecticidal lipids and lipid fractions from fungi of the phylum Ascomycota, together with compositions comprising such lipids and lipid fractions and methods of preparing same. Methods for the biological control of insects, such as phytopathogenic insects, using the lipids and lipid fractions or compositions comprising said lipids optionally together with one or more insecticidal or entomopathogenic agents including entomopathogenic fungi, are also provided.

The present invention provides insecticidal lipids together with compositions comprising such lipids and lipid fractions and methods of preparing same. Methods for the biological control of insects, such as phytopathogenic insects, using the lipids or compositions comprising said lipids optionally together with one or more insecticidal or entomopathogenic agents including entomopathogenic fungi, are also provided.

The present invention is directed to a composition and method thereof for reducing or eliminating malodors produced by decaying arthropod cadavers comprising an effective amount of one or more entomopathogenic fungi. The invention provides a novel way to eliminate the malodors stemming from pest control methods as traps and chemical pesticides are frequently used to control pests and pest associated diseases in restaurants, commercial hotels, motels, and residential housing.