19 results about "Gummosis" patented technology

The invention discloses Delftia tsuhuensis and an application of the Delftia tsuhuensis in prevention and treatment of plant diseases. The Delftia tsuhuensis CDJ2 is preserved in the Guangdong Microbial Culture Collection Center on October 18, 2024, and the preservation number is GDMCC (China General Microbiological Culture Collection Center) NO: 65290. The strain has a good prevention and treatment effect on citrus canker, and the prevention and treatment effect can reach 84%. Meanwhile, the strain can also effectively prevent and treat soft rot of taro, bacterial basal rot of rice, bacterial wilt of crops, kiwifruit canker, angular leaf spot of mango, black rot of brassicaceous vegetables, tomato scab, gummosis of sugarcane, bacterial wilt of walnuts and bacterial leaf spot of plums. Wide application prospects are realized in the aspects of preventing and treating diseases of crops and commercial crops and promoting healthy growth of plants.

The invention belongs to the field of strains, and particularly relates to a botryosphaeria dothidea attenuated strain ZMXX551-1 containing a penicillium-producing virus BdCV2 and application of the botryosphaeria dothidea attenuated strain. The attenuated strain ZMXX551-1 is preserved in the China General Microbiological Culture Collection Center on June 25, 2025, the preservation number is CGMCC NO.42040, the genome of the penicillium virus BdCV2 is composed of four dsRNAs, the penicillium virus BdCV2 has a remarkable effect in the aspect of weakening the pathogenicity of botryosphaeria dothidea, the attenuated strain ZMXX551-1 is used for treating peach seedlings, the length of scabs is inhibited by 8.63%, and the length of the scabs is inhibited by 8.63%. After 3 months, the scab of the treatment group begins to heal, and the scab of the control group is continuously increased, which indicates that the peach seedling inoculated with the strain ZMXX551-1 grows well; therefore, the strain ZMXX551-1 can inhibit expansion of peach gummosis scabs and improve plant growth, and has biological control potential.

The invention belongs to the technical field of agricultural compositions, and particularly relates to an agricultural composition for promoting disease resistance and quality improvement of fruit trees. The active ingredients of the agricultural composition are geraniol and S-abscisic acid, a field test shows that the mass ratio of geraniol to S-abscisic acid is (8-16): (15-7), the geraniol and S-abscisic acid have a synergistic effect, and the geraniol and S-abscisic acid can remarkably improve the single fruit weight and soluble solids of facility cherries and peaches, improve the anthocyanin content in the facility cherries and improve the vitamin C content in the peaches, so that the yield of the facility cherries and peaches is increased. Meanwhile, the morbidity of the gummosis of the fruit trees is remarkably reduced, and the disease resistance of the tree bodies is enhanced. The invention provides more solutions for solving the problems of frequent gummosis and fruit quality decline in fruit tree cultivation.

The invention provides application of a bactericidal composition to prevention and treatment of citrus resinosis, and particularly relates to the bactericidal composition with effective active ingredients of fluopyram and oxine-copper, the bactericidal composition is characterized in that the weight ratio of fluopyram to oxine-copper is (1: 1)-(1: 9), and the dosage form of the bactericidal composition is a suspending agent. According to the composition disclosed by the invention, fluopyram and oxine-copper are mixed according to a certain proportion to prepare a suspending agent, the suspending agent has a very good effect on preventing and treating citrus resinosis, and particularly, when the suspending agent is applied in the morbidity period, diseases can be effectively treated, the immunity of citrus can be enhanced, and the outbreak of citrus red mites can be reduced.

The invention discloses bacillus velezensis C1-17 which is preserved in the China Center for Type Culture Collection on October 22, 2025, the address is Wuhan City, Hubei province, and the preservation registration number is CCTCC NO: M 20252290. The bacillus velezensis C1-17 has been preserved in the China Center for Type Culture Collection (CCTCC) on October 22, 2025, the address is Wuhan City, Hubei province, and the preservation number is CCTCC NO: M 20252290. The bacillus velezensis C1-17 fermentation liquor and the sterile filtrate of the bacillus velezensis C1-17 fermentation liquor provided by the invention can effectively inhibit the growth of pathogenic bacteria such as peach brown rot pathogen, gray mold, peach anthracnose, peach gummosis, peach scab and the like. The bacillus velezensis C1-17 provided by the invention can be used for effectively preventing and treating sterol demethylation inhibitor sensitive strains and resistant strains of peach monilinia.

The invention provides a PCB signal integrity analysis method, device and equipment and a storage medium, and the method comprises the steps: building a finite element model of a PCB according to the design parameters of the PCB, the finite element model comprising a cavity structure, a top gummosis shape and a structural region; acquiring electromagnetic field data of the finite element model, wherein the electromagnetic field data comprises electromagnetic field intensity distribution and characteristic impedance; calculating a first energy loss diagram according to the electromagnetic field intensity distribution and the structural region, calculating and generating a second energy loss diagram according to a finite element model and theoretical minimum loss, and determining an energy optimization diagram according to the first energy loss diagram and the second energy loss diagram; constructing a target function according to the energy optimization diagram and a preset performance index, and obtaining preset first mapping data, second mapping data and third mapping data; and determining a first optimization parameter of the cavity structure and a second optimization parameter of the top gummosis shape according to the target function, the first mapping data, the second mapping data and the third mapping data.

The invention belongs to the field of plant gene engineering, and discloses an application of peach transcription factor PpLBD1 in regulation and control of peach susceptibility, the PpLBD1 gene is a transcription factor separated and cloned from Prunus persica (L.) Batsch, and the sequence of the PpLBD1 gene is as shown in SEQ ID NO.1. The PpLBD1 gene is a transcription factor which is separated and cloned from Prunus persica (L.) Batsch. The PpLBD1 gene cloned by the invention is used for constructing overexpression and interference vectors, the overexpression and interference vectors are respectively introduced into peach leaves through agrobacterium-mediated instantaneous conversion, and biological function verification is carried out after the peach leaves are inoculated with gummosis bacteria JSZ01 (Neofusicoccum parvum), which shows that the PpLBD1 gene cloned by the invention has the function of negatively regulating the peach gummosis resistance. The development and utilization of the genetic resource are beneficial to reducing the agricultural production cost and realizing environmental friendliness.

The invention discloses a microbial agent for preventing and treating cherry branch and leaf diseases and a preparation method thereof, and belongs to the field of agricultural microorganisms, and the method comprises the following steps: strain screening and activation, amplification culture, microbial agent compounding and stability treatment. The invention provides a microbial agent for preventing and treating cherry branch and leaf diseases and a preparation method thereof, aiming at the defects of long effective time, insufficient targeting property and weak stress resistance of a microbial agent in a high-incidence environment of cherry leaf spot disease and gummosis in the prior art, so that the long-acting activity of the microbial agent in a high-temperature, rainy and high-humidity environment is realized; meanwhile, the targeted antagonism capability on target pathogenic bacteria is improved.

The invention relates to an application of LtSCRE11 protein in regulating and controlling resistance of peach trees to gummosis. Micromolecular cysteine-rich protein LtSCRE11 secreted by peach gummosis pathogenic bacteria, namely, dispora pirocolor, is screened by a method of combining a genome and a plant bacterium interaction transcriptome with bioinformatics. It is found through injection of nicotiana benthamiana that LtSCRE11 can induce ROS bursting and callus accumulation, and injection of purified LtSCRE11 protein into nicotiana benthamiana and peaches can induce expression of plant immune related genes and MAPK protein phosphorylation signals, so that resistance of nicotiana benthamiana and peaches to pathogenic bacteria is induced. The invention proves that the LtSCRE11 plays a positive role in coping with the infection of pathogenic bacteria by plants, the resistance of peaches to the pathogenic bacteria of the gummosis can be remarkably improved by injecting the LtSCRE11 protein into leaves of peach trees, and the LtSCRE11 protein is expected to be developed into a novel immune resistance inducer target for preventing and controlling the gummosis of the peach trees.

The application discloses a KASP molecular marker for predicting resistance of peach tree to gummosis and application thereof, and relates to the field of molecular biology. Four KASP molecular markers related to the resistance of peach to gummosis and primer combinations thereof are developed for the first time, and the KASP molecular markers are verified and evaluated in combination with phenotype data, and 510 peach varieties are typed by using the KASP molecular markers and the primer combinations, so that the resistance identification efficiency of peach germplasm is improved, and theoretical and technical support is provided for molecular marker assisted breeding.

The application relates to application of a compound Questiomycin A in prevention and treatment of plant diseases. The compound not only effectively antagonizes Agrobacterium tumefaciens, but also has high efficient antagonistic activity on botrytis, brown rot and gomme.

The utility model discloses a device for preventing and treating pepper gummosis by using bacillus subtilis fermentation filtrate, which relates to the technical field of prevention and treatment of pepper gummosis and comprises two universal ball seats which are respectively arranged on two sides of the lower surface of a vehicle plate; the two first telescopic rods are respectively arranged on the universal ball bodies of the two universal ball seats; the two side wheels are arranged at the ends, away from the universal ball seat, of the two first telescopic rods correspondingly; the pesticide box is arranged on the vehicle plate, and a pesticide inlet pipe is arranged on the side wall of the pesticide box; the two liquid outlet pipes penetrate through the left side wall and the right side wall of the pesticide box respectively, and the ends, extending into the pesticide box, of the liquid outlet pipes are connected with the submersible pump in the pesticide box; the two spraying assemblies are arranged on the left side wall and the right side wall of the pesticide box respectively; the device has the advantages of being convenient to use, reducing the labor intensity of workers and the like.

This invention provides a pharmaceutical composition for controlling peach gummosis and its application, belonging to the field of induction-based disease control technology. The pharmaceutical composition for controlling peach gummosis includes separately packaged salicylic acid and a chemical fungicide; the chemical fungicide includes hexaconazole and prochloraz; the mass ratio of hexaconazole to prochloraz is (4-8):1. This invention alternates the application of salicylic acid with a specific ratio of hexaconazole and prochloraz to peach trees. During the growing season, exogenous application of salicylic acid enhances the plant's resistance to various diseases. Combined with the use of chemical fungicides, this reduces the frequency of fungicide application. Simultaneously, due to the inducing effect of salicylic acid, it also prolongs the effective period of the chemical agents.

The invention relates to application of a PpNAC2 gene in regulating and controlling peach gummosis resistance. According to the application, a CDS region of the PpNAC2 gene is amplified through a genetic engineering means, a target fragment and an overexpression vector pSAK277 are fused through a homologous recombination method, an overexpression vector is successfully constructed, PpNAC2 is overexpressed in peach seedlings through an agrobacterium-mediated method, and a plant material with gummosis resistance is obtained; specific fragments are selected to construct a VIGS vector, and the VIGS vector is transferred into peach seedlings to reduce the expression of the VIGS vector so as to further verify functions. According to the invention, the resistance of peach trees to gummosis bacteria is improved through a transgenosis means, the morbidity of gummosis is obviously reduced, and the economic loss of peach gummosis to the industry is reduced.

The invention relates to an application of a PpLecRK-IX.1 gene in improving the resistance of peach trees to gummosis, which is characterized in that a phytolectin receptor-like kinase gene PpLecRK-IX.1 is screened from peaches by using a yeast two-hybrid library by taking a pathogen-related molecular pattern (PAMP) protein secreted by peach gummosis pathogenic bacteria as a bait. Through agrobacterium tumefaciens-mediated transient overexpression, the gene is overexpressed in peach seedlings, and the resistance of leaves of the peach seedlings to peach gummosis is obviously enhanced; the target gene is silent in peach seedlings by using a VIGS technology, the resistance is obviously weakened, and the gene is proved to play an important role in peach gummosis resistance and can be used as a molecular marker or a gene resource to improve the resistance of peach trees to gummosis.

This invention relates to PpERF98 The application of genes in regulating resistance to peach gummosis: This invention utilizes genetic engineering techniques to... PpERF98 A specific target fragment was obtained from the open reading frame sequence of a gene, and primers for amplification of the target fragment were designed. The target fragment was fused with the virus-mediated gene silencing (VIGS) vector pCaRNA3 via enzyme digestion to successfully construct the VIGS vector. The VIGS vector was then transformed into peach plants using Agrobacterium-mediated transformation, reducing the... PpERF98 The expression of the gene was used to obtain plant materials resistant to gummosis; the full-length open reading frame primers were SEQ ID NO: 1 and SEQ ID NO: 2. This invention improves the resistance of peach trees to gummosis pathogens through transgenic methods, significantly reduces the incidence of gummosis, and reduces the economic losses caused by peach gummosis.

A peach tree girdling device belongs to peach tree pruning appliances and is characterized in that a main body of the girdling device is of a bao-shaped structure, a rotary adjusting handle is arranged on the upper portion of the girdling device, a threaded inner hole is formed in the lower end of the girdling device, internal threads of the threaded inner hole are connected with a cutter handle threaded portion, and the lower end of a cutter handle extends into a round hole of the bao-shaped structure. The girdling device comprises an axial movement orientation mechanism, a protruding part is arranged on the side face of the girdling device, an adjusting hole is formed in the girdling device, a girdling cutter bar is arranged in the adjusting hole, a cutter bar length adjusting mechanism is arranged in the protruding part beside the cutter bar, and the cutter bar length adjusting mechanism is arranged in the protruding part beside the cutter bar. According to the peach tree girdling device, damage to tree branches and trunks can be reduced, gummosis is reduced, the peach tree girdling device is convenient to use, the girdling depth and width can be easily controlled, and the girdling efficiency can be improved.

The invention relates to an embossing process for a plastic runway, and is applied to the field of plastic runways. Comprising the following steps that S1, a base material is pretreated, specifically, the surface of the base material is cleaned, polished and activated, the surface adhesive force is improved, and the base material is an elastic sheet or is sliced; s2, preparing a liquid material, mixing polyurethane, a filler and an auxiliary agent according to a ratio, and uniformly stirring to form a gummosis liquid; s3, gummosis coating: uniformly coating the liquid material on the surface of the base material by adopting a coating device to form a gummosis layer; s4, knurling, wherein patterns are formed on the liquid material through a mold or a tool; and S5, curing treatment is carried out, the curing mode is heating, ultraviolet irradiation or normal-temperature airing, the gummosis layer is cured through the curing treatment, and a stable pattern is formed. Compared with a traditional material, production is easier, and the product is more wear-resistant.

The invention discloses a preparation method and application of a compound microbial functional bacterial fertilizer. White rot fungi, sporotrichum thermophile, bacillus amyloliquefaciens and bacillus cellulolyticus are used as a composite compost bacterial system, and crop straw and crop compost base materials are used for preparing the composite microbial functional bacterial fertilizer of the streptomyces HN6. The functional bacterial fertilizer disclosed by the invention can prevent diseases and promote growth of crops and can improve the soil structure of a planting field. The control effect of the functional bacterial fertilizer on the wilt of the potted bananas is 75.97%; the control effect on field banana wilt is 74.37%; the prevention effect on the gummosis of the jackfruit in the field is 77.07%, and the composition has a certain growth promoting effect on bananas and jackfruit plants in the field.