1114 results about "Solanum tuberosum" patented technology

The invention belongs to the technical field of chlorophyll content inversion, and discloses a canopy chlorophyll content inversion method based on feature extraction and a machine learning model, and the method comprises the following steps: employing a mode of combining an unmanned plane carrying a multispectral camera and ground actual measurement; collecting and processing the chlorophyll content data of the potato canopies, and planting a quilt index; carrying out feature selection by using a Pearson correlation analysis and competitive self-adaptive reweighted sampling algorithm; constructing a chlorophyll content inversion model based on machine learning; and carrying out chlorophyll content inversion model optimization based on a grey wolf optimization algorithm and a sparrow optimization algorithm, and carrying out precision evaluation. According to the canopy chlorophyll content inversion method based on feature extraction and the machine learning model, comparative study is carried out on the single growth period and the whole growth period of potatoes, the optimal inversion model suitable for the single growth period and the whole growth period is determined, and the accuracy and applicability of the study are guaranteed.

The invention discloses a nutrient solution concentration regulation and control method and system for potato aeroponic cultivation, and relates to the technical field of fertilization, and the method comprises the following steps: extracting root feature data and concentration feature data; establishing a concentration trend prediction model based on the root feature data and the concentration feature data, and predicting the concentration change trend of the nutrient solution under different conditions by using the concentration trend prediction model; analyzing the change trend of the nutrient solution concentration under different conditions by using a feature analysis algorithm, and identifying key factors influencing the stability of the nutrient solution concentration; and based on the key factors, the nutrient solution is dynamically prepared. Key factors influencing the concentration stability are identified through a feature analysis algorithm, and the nutrient solution ratio is dynamically regulated and controlled, so that intelligent management and accurate supply of the nutrient solution concentration are realized, and effective support is provided for nutrition optimization of the potato aeroponic culture whole period.

The invention discloses a preparation method of microalgae nano-selenium and application of biotransformed nano-selenium in prevention and treatment of plant late blight. The novel preparation method of the microalgae nano-selenium comprises the following steps: firstly, extracting an intracellular extract of chlorella pyrenoidosa, and then adding sodium selenite into the intracellular extract to carry out nano-selenium conversion; compared with an existing reported method that after sodium selenite is added into a microalgae living body culture solution to be converted into nano-selenium, algae is taken to break cells, and the nano-selenium is collected, the method has the advantages that the microalgae living body does not need to be used when the nano-selenium is biologically converted, and the subsequent complicated nano-selenium separation and purification steps can be avoided; the nano-selenium obtained by converting the intracellular extract can be directly applied. Experiments prove that the effect of the nano-selenium obtained through biotransformation on inhibiting phytophthora infestans of potato late blight pathogenic bacteria is obviously better than that of chemically synthesized nano-selenium, and the nano-selenium obtained through biotransformation has an obvious effect on preventing and treating potato late blight and has an obvious effect on promoting plant growth.

The invention discloses talaromyces purpurogenum as well as a fermented supernatant and application thereof. The preservation number of the talaromyces purpureogenus F-4 is CCTCC NO: M 20252023, and the talaromyces purpureogenus F-4 has the growth promoting effects of dissolving phosphorus, fixing nitrogen and generating siderophores, also has the disease preventing and treating effects of preventing and treating garlic root rot, potato scab and wheat stem rot, and also can resist salt stress, alkali stress, salt-alkali composite stress, heavy metal stress and osmotic pressure stress. The fermentation supernatant of the talaromyces purpureus F-4 can be used for inhibiting the growth of fusarium solani spores, streptomyces botrytis spores and fusarium pseudograminearum and the germination of the spores of the fusarium solani, the streptomyces botrytis and the fusarium pseudograminearum. The talaromyces purpurogenus and the fermented supernatant thereof can effectively control the growth and reproduction of plant pathogens, reduce the risk of disease occurrence, reduce the dependence on chemical pesticides, and reduce the risk of environmental pollution and agricultural product residues, and have important significance for promoting the sustainable development of agriculture.

The invention belongs to the technical field of potato scab prevention and treatment, and particularly relates to a complex microbial inoculant for preventing and treating potato scab and application of the complex microbial inoculant. The complex microbial inoculant provided by the invention comprises bacillus velezensis BEV2 and bacillus atrophaeus FM2-4, wherein the effective viable bacterium concentration of the bacillus velezensis BEV2 and the effective viable bacterium concentration of the bacillus atrophaeus FM2-4 in the complex microbial inoculant are respectively 1-3 * 10 < 8 > CFU / m. The complex microbial inoculant provided by the invention can effectively prevent and treat the potato scab, reduce the morbidity of the potato scab and improve the yield and quality of potatoes, and has the advantages of being not easily influenced by the environment and being harmless to the environment.

The invention discloses protease for improving the resistance of potatoes to late blight as well as a coding gene and application thereof, and belongs to the technical field of genetic engineering and plant disease resistance breeding. The amino acid sequence of the protease StRD21 is as shown in SEQ ID NO.2, or the protease StRD21 has a derivative sequence with the same disease-resistant function. The nucleotide sequence of the coding gene is as shown in SEQ ID NO. 1. The invention also provides a specific primer pair for cloning the gene, a potato recombinant overexpression vector containing the gene and a transgenic host cell. The StRD21 gene is introduced into potatoes and overexpressed, so that the resistance of the potatoes to late blight can be remarkably enhanced. The invention provides an effective gene resource and a biotechnological means for cultivating a new variety of disease-resistant potatoes.

The invention discloses a ridging, film mulching, hole sowing and soil covering all-in-one machine for potato breeder's seeds, and relates to the technical field of hole sowing of the potato breeder's seeds. A ridging mechanism is arranged at the bottom of the all-in-one machine body, and the ridging mechanism comprises a ridging soil turning plate and a ridging rotating wheel; a seeding mechanism is arranged on the left side of the bottom of the all-in-one machine body and comprises a seeding hopper, a fertilizer storage hopper and a water supply storage hopper; wherein a film covering mechanism is arranged on the right side of the bottom of the all-in-one machine body, and the film covering mechanism comprises a film releasing rotating shaft. According to the ridging, film mulching, hole sowing and soil covering all-in-one machine for the potato breeder's seeds, ridging and hole pressing operations of the potato breeder's seeds are achieved through movement of the all-in-one machine body, synchronous fertilization and water supply irrigation are achieved when the potato breeder's seeds are sown, and meanwhile hole opening mulching film outer covering is conducted after ridging is conducted; soil is conveyed by the soil shifting overturning spoon to press and cover the mulching film, so that the heat-preservation and moisture-preservation effects are improved.

The invention relates to the technical field of gene isolation and plant improvement, in particular to a late blight resistance gene, a biological material and application. The Rpi-card1 nucleic acid molecule provided by the invention comprises a nucleotide sequence as shown in any one of SEQ ID NO: 1-4; a nucleotide sequence encoding the amino acid sequence represented by SEQ ID NO: 5 or 6; the nucleotide sequence has at least 75% sequence identity with the nucleotide sequence. The invention provides an important gene resource for potato late blight resistance breeding, overcomes the problem of disease resistance loss of potato varieties, and provides a new guarantee for lasting disease resistance of potatoes.

The invention discloses a potato cold resistance identification method and system, and relates to the technical field of cold resistance identification. The method comprises the following steps: cultivating potato tissue culture seedlings in a standardized manner, and randomly dividing the seedlings into a low-temperature stress group and a normal-temperature control group; performing standardized low-temperature treatment including slow descent and constant-temperature stages on the stress group; the method comprises the following steps: acquiring multi-source data such as chlorophyll fluorescence parameters, canopy thermal imaging, digital image phenotypes and biochemical indexes, and forming a unified data set after derivative index calculation and standardized fusion; inputting the fusion data into an improved neural network model, training the model through a particle swarm optimization algorithm, and outputting a quantitative potato cold resistance index; automatically evaluating the cold resistance grade according to the potato cold resistance index and generating an identification report; standardization of the identification process, fusion analysis of multi-dimensional indexes and intelligent result analysis are achieved, and the accuracy, efficiency and practicability of potato cold resistance identification are remarkably improved.

The invention belongs to the field of disease and pest recognition, and provides a potato disease recognition method based on improved YOLOV8. Firstly, early blight, late blight and healthy leaves of potatoes are collected, and then image preprocessing and feature region labeling are carried out; secondly, replacing an original backbone network with an OfficientViT structure, and introducing an SCSA collaborative attention module into an initial model network structure to optimize a YOLOV8 network model; secondly, training the optimized potato disease recognition model on the basis of a PyTorch framework, and setting proper model parameters and training times to enable the trained model to achieve higher recognition accuracy through verification; and finally, deploying the constructed potato disease identification model on a mobile terminal APP to realize real-time identification of field potato diseases, so that the invention provides a method capable of accurately and rapidly identifying potato diseases, which is beneficial to improving agricultural production efficiency and crop yield.

The invention provides a potato disease and insect pest classification method, system and device and a storage medium, and belongs to the technical field of agriculture. Comprising the following steps: acquiring spectral data of potato leaves in a visible or near-infrared light region by using a hyperspectral instrument; the method comprises the following steps of: performing characteristic wavelength selection on preprocessed original data by using a competitive self-adaptive reweighted sampling method, a continuous projection algorithm and a genetic algorithm; a CARS-SPA-GA feature selection method is provided, that is, feature wavelengths selected by the first two algorithms are recombined and de-duplicated, and secondary feature selection is performed by GA. And inputting the characteristic wavelength into different types of classifiers, and performing parameter optimization by using a real number coding genetic algorithm. Classification of potato early blight and ladybird pests by using visible or near infrared spectrum data is feasible, and accuracy and detection efficiency of potato disease and insect pest classification can be greatly improved.

The application discloses an NLR plug-in gene for improving plant disease resistance and application thereof, and belongs to the field of plant molecular biology and biotechnology.The NLR plug-in gene StEM1 has a whole gene sequence as shown in SEQ ID NO.1 and a CDS sequence as shown in SEQ ID NO.2, and the amino acid sequence of the encoded protein is as shown in SEQ ID NO.3.The gene plays a key role in improving plant disease resistance, especially resistance to field late blight variant bacteria.In the NLR background, overexpression of the gene significantly promotes the disease resistance of tobacco and potato to pathogenic pythium, and the gene is a gene for enhancing plant disease resistance by improving ETI immunity.Overexpression of the gene in the NLR background is obtained by a genetic transformation method, and a strain line is obtained to resist field variant strains, so as to cope with field diseases of crops.The application provides an excellent gene resource for green prevention and control of late blight and disease-resistant genetic engineering breeding.

The invention relates to paenibacillus polymyxa capable of preventing diseases, resisting stress and promoting growth and application of the paenibacillus polymyxa, and belongs to the technical field of microorganisms, the paenibacillus polymyxa SS44 has the characteristics of degrading protein, degrading fat, degrading cellulose, dissolving potassium, fixing nitrogen, dissolving organic phosphorus, dissolving inorganic phosphorus and producing exopolysaccharide. The strain is capable of antagonizing pathogenic bacteria fusarium oxysporum and fusarium fusiforme which can cause potato fusarium wilt, sweet potato root rot, soybean root rot, alfalfa root rot and the like, can improve sandy soil, can generate a good growth promoting effect on wheat, soybean and corn in saline-alkali soil and sandy barren soil environments, and is very wide in application prospect.

The invention discloses a potato seedling grading environment parameter dynamic optimization regulation and control method, and relates to the technical field of agricultural informationization. Based on an Internet of Things sensor deployed in a target area, stem diameter, chlorophyll content and plant height data of potato seedlings are collected, the seedlings are divided into weak seedlings, middle seedlings and strong seedlings by adopting K-means clustering, and the weak seedlings, the middle seedlings and the strong seedlings are classified into a weak seedling classification model, a middle seedling classification model and a strong seedling classification model; setting the duration of the initial light period; and carrying out gradient photoperiod test on each type of potato seedlings by taking the stem elongation rate and the chlorophyll content as constraint conditions. Through grading photoperiod modeling and ant colony algorithm dynamic optimization, the limitation of traditional fixed photoperiod regulation and control is broken through, the initial photoperiod range is set based on the seedling physiological difference, and the photoperiod-growth rate response curved surface model is constructed in combination with the stem elongation rate and chlorophyll content constraint conditions. The influence of different photoperiod combinations on seedling growth is quantified, accurate matching of photoperiods and seedling requirements is ensured, excessive growth or premature senility is avoided, and the growth rhythm stability and the resource utilization efficiency are improved.

The invention belongs to the technical field of gene engineering, and particularly relates to a potato StCBF3 gene, a recombinant expression vector and application and a method thereof. The nucleotide sequence of the potato StCBF3 gene provided by the invention is as shown in SEQ ID NO.1, and the amino acid sequence of the protein expressed by the potato StCBF3 gene is as shown in SEQ ID NO.2. By constructing a potato transgenic line of the StCBF3 gene of an overexpression and silent expression CBF / DREB1 subfamily, physical and chemical indexes of the transgenic line and a wild type line under abiotic stress conditions such as high temperature, low temperature, high salt and drought are analyzed, and the effect of the StCBF3 gene in resisting abiotic stress of potatoes is disclosed; the problem that in the prior art, the resistance of potatoes to various different abiotic stresses cannot be improved at the same time is solved.

The utility model relates to the technical field of seeding equipment, in particular to an on-off control mechanism for a potato direct insertion type dibbler. A chain transmission component and a dibbler on-off control device are arranged on a middle bearing seat of the dibbling wheel, the driving land wheel drives the chain transmission component, and the chain transmission component drives the dibbler on-off control device to work; the potato seed tubers are guided into a dibbler opening and closing control device for dibbling; according to the structure, sowing of potato tubers is effectively controlled in a hole sowing fixed-point opening mode, the controllability of seed metering and hole sowing of tuber crops is improved to the maximum extent, and the sowing uniformity is improved.

The invention belongs to the technical field of agricultural biology, and particularly relates to a transcription factor StBSB with a regulation effect on steroid glycoalkaloid accumulation of potatoes and application of the transcription factor StBSB, the transcription factor StBSB is encoded by a potato gene Soltu.DM.05G001620, and the nucleotide sequence of the potato gene Soltu.DM.05G001620 is shown as SEQ ID NO.1. The invention further discloses a preparation method of the transcription factor StBSB. According to the application, a new insight is provided for understanding a transcriptional regulation mechanism of SGAs in solanaceae plants, and a key theoretical basis and genetic resources are provided for directionally improving the content of anti-nutritional compounds through genetic means.

The invention belongs to the technical field of food microorganisms, and particularly discloses a ganoderma lucidum mutant strain capable of producing polysaccharides and triterpenoids at high yield. The strain is named as Ganoderma lucidum in Latin, the preservation number is CGMCC NO: 41680, the preservation unit is China General Microbiological Culture Collection Center, and the preservation date is December 4, 2024. The strain is named as Ganoderma lucidum, the preservation number is CGMCC NO: 41680, and the preservation number is CGMCC NO: 41680. The polysaccharide content in the ganoderma lucidum spore powder produced by the ganoderma lucidum mutant strain is more than or equal to 8%, and the total triterpenoid content is more than or equal to 12%; a culture medium formula of the ganoderma lucidum mutant strain comprises potato leachate, glucose and monopotassium phosphate, the culture temperature is 25-28 DEG C, and the pH value is 5.5-6.5. The ganoderma lucidum mutant strain is high in genetic stability, the content of active ingredients is remarkably higher than that of parent strains, and the ganoderma lucidum mutant strain is suitable for large-scale fermentation production.

The invention belongs to the technical field of gene engineering, and relates to application of a potato late blight bacterium response gene StRTP5 in regulation and control of potato disease resistance. The invention provides application of a potato late blight response gene StRTP5 in regulation and control of potato disease resistance, the potato late blight response gene StRTP5 comprises a gene StRTP5a and a gene StRTP5b, the gene StRTP5a and the gene StRTP5b negatively regulate and control resistance of potatoes to phytophthora infestans and alternaria solani, and the gene StRTP5a and the gene StRTP5b have potential to be used for creating potato broad-spectrum disease-resistant materials.

The invention relates to the field of molecular cytogenetics and potato ploidy breeding, in particular to a potato ploidy identification method for marking and counting chromosome centromere based on a potato CENH3 antibody and a ploidy detection kit. According to the method, the chromosome centromere is marked by specifically recognizing the antibody of the potato centromere nucleosome core histone CENH3 and combining the immunofluorescence technology, so that the accurate counting of the chromosome centromere is realized at the single cell level, and the ploidy of potatoes is judged. The method comprises the following steps: preparing a leaf cell suspension, sequentially incubating a potato CENH3 antibody and a labeled secondary antibody after immobilization, and observing and counting by a microscope after redyeing. The method has the advantages of high species specificity, high throughput and low cost, is not limited by special material taking parts of root tips or shoot tips and cell division periods, can accurately identify the uploid and aneuploid of potatoes, and provides an efficient tool for potato germplasm resource evaluation and cross breeding.

The invention discloses a monitoring analysis system and method for potato breeding, and relates to the technical field of agricultural information technology and intelligent breeding, and the system comprises a multi-modal data acquisition module which is configured to synchronously obtain greenhouse environment parameters, potato plant multispectral imaging data and leaf metabolite concentration data; and the space-time causal modeling module is connected to the multi-modal data acquisition module, and is used for constructing a dynamic correlation model among environmental fluctuation, gene expression and phenotypic characteristics, and deducing and quantifying the genetic effect of the environmental abnormal event based on anti-fact intervention. According to the monitoring analysis system and method for potato breeding, through multi-modal data fusion and space-time causal modeling, the accuracy and early warning timeliness of potato breeding monitoring are improved, the limitation of traditional visible light imaging is broken through, and the incubation period disease recognition accuracy is improved compared with a traditional method.

The invention provides a potato high-temperature inducible promoter pStHSFA2 and application thereof.The nucleotide sequence of the potato high-temperature inducible promoter pStHSFA2 is shown as SEQ ID No.1. The potato high-temperature inducible promoter pStHSFA2 is remarkably induced by high temperature, has high-temperature specific expressivity and can serve as a specific promoter to drive specific expression of a target gene under the high-temperature condition, and the specific expression of the target gene under the high-temperature condition is achieved. The method can avoid adverse effects caused by continuous expression of target genes, and has wide application value in the fields of plant genetic engineering and germplasm resource improvement.

The invention belongs to the technical field of plant breeding, and relates to a transgenic potato event ST2400643 and a detection method thereof. The invention provides a nucleic acid molecule for detecting a transgenic potato event ST2400643. The sequence of the nucleic acid molecule is shown as SEQ ID NO: 1-2 or a complementary sequence of the SEQ ID NO: 1-2. Or the sequence of the nucleic acid molecule is shown as SEQ ID NO: 3 or a complementary sequence thereof; the nucleic acid molecule is derived from a transgenic potato event ST2400643, and a potato plant containing the transgenic potato event ST2400643 has been preserved in the China General Microbiological Culture Collection Center (CGMCC) with the preservation number of CGMCC NO.46132. A potato plant comprising the transgenic potato event ST2400643 of the invention has the following advantages: the potato plant can tolerate imidazolinone herbicides; the potato yield is not reduced; and the breeding efficiency is enhanced, and the molecular marker can be used for tracking transgenic insertion fragments in a breeding population and a progeny thereof.

The invention discloses an arabidopsis thaliana RK3 gene and application of S structural domain receptor kinase RK3 coded by the arabidopsis thaliana RK3 gene in improvement of plant disease resistance, and belongs to the technical field of plant genetic engineering. According to the application of the arabidopsis thaliana RK3 gene to improvement of plant disease resistance, the nucleotide sequence of the arabidopsis thaliana RK3 gene is shown as SEQ ID NO.1, the amino acid sequence of S structural domain receptor kinase RK3 coded by the arabidopsis thaliana RK3 gene is shown as SEQ ID NO.2, and further plants are selected from arabidopsis thaliana, oilseed rape, rice, tomatoes, potatoes, peanuts, soybeans, cotton, tobacco, cucumbers, watermelons and the like. The expression of the plant disease resistance comprises infection resistance to wild-type pseudomonas syringae, effector engineering strains thereof and botrytis cinerea. It is clear that the arabidopsis thaliana RK3 gene and the encoded protein thereof can remarkably enhance the infection resistance of plants to various pathogenic bacteria for the first time, disease prevention and control are achieved by activating the autoimmune system of the plants, and an effective path is provided for reducing chemical pesticide application and promoting agricultural green development.

The invention relates to a potato leaf disease area positioning method, system and device.The method is applied to the potato leaf disease area positioning device.The method comprises the steps that a target infrared image of a potato leaf is segmented into a normal area and an abnormal area according to the environment temperature through a disease segmentation model obtained in advance; determining the water content of the target infrared image according to the leaf spectrum information through a pre-obtained water content prediction model; the leaf emissivity characteristic is calculated according to the water content through a pre-obtained temperature correction model, the temperature of the abnormal area is corrected based on the emissivity characteristic and the water content characteristic, and the temperature correction model is obtained based on potato leaf characteristic training; and through a pre-trained disease identification model, identifying a disease area from the abnormal area after temperature correction.

Disclosed are a Solanum tuberosum drought tolerance-related transcription factor gene StPIF4 and the use thereof. A CDS sequence of StPIF4 has a length of 1554 bp, has a nucleotide sequence shown as SEQ ID No. 1, and encodes 517 amino acids, the amino acid sequence being shown as SEQ ID No. 2. The gene is located in a cell nucleus. The gene reduces the water loss of Solanum tuberosum seedlings under the drought stress by adjusting the opening degree of stomas, thus enhancing the drought tolerance of Solanum tuberosum. The present invention provides a new genetic material and a theoretical basis for analyzing the drought-tolerant molecular mechanism and drought-tolerant breeding improvement of Solanum tuberosum.

The invention discloses a high-water-permeability potato virus-free breeder's seed efficient breeding substrate and a preparation method thereof, and relates to the technical field of agricultural cultivation. The soil conditioner is prepared from the following raw materials in parts by mass: 25-35 parts of modified coco coir, 10-15 parts of blast furnace slag, 15-20 parts of perlite, 15-20 parts of nano diatomite, 10-15 parts of straw charcoal, 3-5 parts of a polyacrylamide water-retaining agent, 1-2 parts of a compound microbial agent, 5-8 parts of tourmaline powder, 8-12 parts of attapulgite, 5-10 parts of desulfurized gypsum, 10-16 parts of vermiculite, 1-2 parts of a seaweed extract and 5-8 parts of nano zeolite. Through gradient design of the particle size of the slag, the pH value of the soil can be effectively adjusted, the resistance of the soil to acid rain can be remarkably enhanced, and the slag with different particle sizes can gradually release minerals such as calcium and magnesium, so that the stability of the pH value of the soil is maintained, and favorable conditions are provided for healthy growth of plants.

The utility model relates to the technical field of agricultural planting, and particularly discloses potato planting equipment which comprises a machine body, a cavity is formed in the machine body, mounting plates are fixedly connected to the left side and the right side of the rear end in the cavity, a feeding port is formed in the upper end of the machine body, and a plowshare is movably connected to the front end of the machine body. A soil filling assembly is arranged at the upper ends of the two mounting plates and comprises a second rotating shaft movably connected to the upper ends of the mounting plates, the upper end of the second rotating shaft is fixedly connected with a first driven gear, and the lower end of the second rotating shaft is fixedly connected with a second driving gear; the soil filling assembly further comprises a fixing cylinder fixedly connected to the lower end of the mounting plate, and a second driven gear is movably connected into the fixing cylinder, so that the purpose that the seed potatoes are fully covered with soil on the two sides of the planting groove can be achieved, the situation that the seed potatoes are not completely covered with the soil, and planting of the seed potatoes is affected is avoided, and then the yield and quality of the potatoes are improved.

The invention discloses a potato transcription factor gene bHLH47 and application thereof, and discloses that the potato bHLH47 gene participates in regulating and controlling the drought stress response of potatoes for the first time, and the drought resistance of the potatoes can be improved by reducing the expression quantity of the potato bHLH47 gene; the gene can be used for cultivating new transgenic drought-resistant varieties of potatoes, and has potential application value.

The invention discloses bacillus megaterium YK35 and application thereof, and belongs to the technical field of microorganisms. The strain is preserved in the China General Microbiological Culture Collection Center on October 9, 2024, and the preservation number is CGMCC (China General Microbiological Culture Collection Center) No.32158; the strain has efficient potassium dissolving capacity and IAA (indoleacetic acid) producing and phosphorus dissolving capacity, and can remarkably promote the growth of crops; excellent stress resistance including heavy metal stress resistance, acid and alkali stress resistance, salt stress resistance and flooding stress resistance is achieved, and the adaptability is wide; the invention also provides a microbial agent containing the strain. Pot experiment and field experiment verification show that the microbial agent can promote the growth of plants; the yield and quality of the potatoes can be remarkably improved, and the effects of high yield and income increase are achieved; the application of potash fertilizer can be reduced through the potassium dissolving function of the fertilizer; the invention provides a new strain resource for the microbial fertilizer industry, and shows a strong application value in the aspect of growth promotion and yield increase of rhizosphere.