43 results about "Plant quality" patented technology

The invention belongs to the technical field of microorganisms, and particularly relates to an arthrobacter strain and application thereof. The invention provides an arthrobacter strain Arthrobacter pokaliiC2, which is preserved in the China General Microbiological Culture Collection Center (CGMCC) on September 10, 2024, the preservation date is CGMCC No.31933, and the preservation number is CGMCC No.31933. The arthrobacter strain provided by the invention has the advantages that the arthrobacter strain can be used for preparing a bacterial strain; the arthrobacter strain C2 disclosed by the invention has a relatively strong function of producing indoleacetic acid, and the content of indoleacetic acid in plants can be increased, so that the stress resistance of the plants is improved; dissolution of insoluble phosphorus and potassium in soil can be promoted, soil nutrients are improved, plant growth is promoted, and plant quality is improved; meanwhile, the arthrobacter strain C2 has a certain antagonistic effect on bitter gourd fusarium wilt pathogenic bacteria and can be used for preventing and treating bitter gourd fusarium wilt.

The invention discloses an application method of magnesium hydride in hydroponic seedling hardening of rubber trees, which comprises the following steps: improving Hoagland into a hydroponic nutrient solution, adding magnesium hydride into the nutrient solution, and adjusting the pH value; the method comprises the following steps: selecting rubber tree stable-period test-tube plantlets which meet plant height requirements, have roots, stems and leaves and are pollution-free; and taking out the test-tube plantlet from the test tube, cleaning the culture medium on the root system, soaking with a carbendazim solution, and putting into a nutrient solution for hydroponic seedling hardening. According to the invention, 5-20mg of magnesium hydride is added into each liter of nutrient solution, so that the solution is in a hydrogen-rich state, the seedling hardening survival rate is obviously improved, and the plant quality is improved. Compared with a control group, the optimal concentration has the advantages that the seedling hardening survival rate is obviously improved, and the seedling hardening survival rates under the temperature conditions of 25 DEG C and 20 DEG C are respectively improved by 30% and 11%; the plant height and the stem diameter are respectively increased by 11.86% and 13.33% at the temperature of 25 DEG C, and reach an extremely remarkable level. The method provides support for improvement of a rubber tree seedling raising technology.

The invention provides a bacillus strain which is named as bacillus sp. And is preserved in the China General Microbiological Culture Collection Center (CGMCC), the preservation number is CGMCC No.37528, and the preservation date is January 26, 2026. The bacillus strain is named as bacillus sp. And is preserved in the China General Microbiological Culture Collection Center (CGMCC). The 16S rRNA (ribosomal Ribonucleic Acid) nucleotide sequence of the bacillus sp. Is as shown in SEQ ID NO: 1. Applications are also provided for promoting plant growth and improving plant quality. The bacillus sp has the capabilities of dissolving phosphorus, secreting IAA (Indoleacetic Acid) and producing siderophores, can promote plant growth and improve plant quality, and is used for promoting the growth of new wheat straw seedlings.

The invention discloses a pit digging device for landscaping planting, and belongs to the technical field of pit digging machinery. The device comprises a mounting frame, a pit digging unit, a fixed shell, an impurity filtering unit, a driving mechanism and an adjusting mechanism. The fixed shell is rotatably arranged on the outer side of the pit digging unit in a sleeving manner; the impurity filtering units are circumferentially distributed on the fixed shell; each impurity filtering unit comprises a sliding shaft, a connecting rod mechanism and a filtering fork structure; the filtering fork structure consists of a first arc-shaped fork and a second arc-shaped fork which are hinged with each other, and can change a filtering gap along with the radial movement of the sliding shaft; the driving mechanism is used for driving the fixed shell and the impurity filtering unit to rotate synchronously; the adjusting mechanism drives all the sliding shafts to move synchronously through the rotating shell and the protruding block so as to adjust the filtering gap in a unified mode. The device integrates pit digging, soil filtering and impurity separation, can effectively avoid impurity backfilling, has an overload automatic protection function, and remarkably improves the working efficiency, the planting quality and the equipment reliability.

The present invention relates to a highly effective, broad-spectrum anti-plant viral disease pharmaceutical composition and its application. The active ingredients of the anti-plant viral disease pharmaceutical composition include chlorin iron and lentinan; wherein the weight ratio of chlorin iron to lentinan is 1:6000 to 4:1. When a certain concentration of the chlorin iron and lentinan pharmaceutical composition is applied to plants, the two active ingredients exert a synergistic effect, alleviating symptoms of diseased plants, reducing disease indexes, and reducing viral accumulation in the plants. The plant anti-viral disease pharmaceutical composition is a biological agent that is environmentally friendly, safe, and environmentally friendly. It has important application prospects in combating plant viral diseases, preventing and controlling plant diseases caused by plant viruses, and improving plant quality.

The utility model discloses an intelligent monitoring tissue culture room for flower plants, which comprises a culture room box body, a seedling raising pipe, a seedling raising bed, a nutrient solution supplementing device, a circulating irrigation mechanism, a light supplementing lamp, a ventilation fan and a controller, the seedling raising pipe and the seedling raising bed are respectively arranged at the upper end and the lower end of the culture room box body, and the nutrient solution supplementing device is connected with the seedling raising pipe. The circulating irrigation mechanism is arranged on the seedling culture bed, the ventilation fan is arranged on the side wall of the culture room box body, and the light supplementing lamp is arranged at the top of the culture room box body. The seedling raising pipes and the seedling raising beds are respectively arranged at the upper end and the lower end of the culture room box body, so that flower specification culture areas can be reasonably distinguished, and the space utilization and culture efficiency is improved; meanwhile, the carbon dioxide sensor and the ventilation fan as well as the illumination intensity sensor and the light supplementing lamp are in linkage regulation and control, intelligent monitoring and automatic regulation and control of the culture environment can be realized, stable and controllable growth conditions are provided for flowers and plants, and thus the culture efficiency and the plant quality of the flowers and plants are improved.

The invention discloses a nursery stock planting progress determination method and system. According to the method and the system, the planted seedlings which are not subjected to spot check are represented on a map in the form of green dots, the planted seedlings which need to be returned and the planted seedlings which are qualified in spot check are represented on the map in the form of red dots, and the planted seedlings which need to be returned are represented on the map in the form of gray dots, so that the two-dimensional visual display of the seedling planting progress is realized; the method is vivid, efficient, reasonable, abstract, simple and easy to understand, can rapidly understand the overall positioning progress condition of a planting project macroscopically, and can clearly know the spot check condition and planting quality condition of supervisors. In addition, the number of planted nursery stocks which are not subjected to spot check, the number of planted nursery stocks which are subjected to spot check, the proportion of the nursery stocks which are subjected to spot check and the proportion of the nursery stocks which are not subjected to spot check can be accurately determined according to the planting positions and numbers of the green points, the red points and the gray points in the map, and the comprehensiveness of nursery stock planting information description is improved.

The present invention relates to a lens and a lamp, in particular to an optical lens and a lamp using the lens, wherein the optical lens has an optical axis, a bottom surface, a light-entering free-form surface, and a light-emitting free-form surface, wherein the space enclosed by the light-entering free-form surface forms an accommodating space; the light-entering free-form surface is a rotational surface, wherein the rotation axis of the rotational surface is coaxial with the central axis of the optical axis; the light-emitting free-form surface has a first symmetric plane and a second symmetric plane, wherein the cross section of the light-emitting free-form surface at the position of the first symmetric plane forms two first curves, and the cross section of the light-emitting free-form surface at the position of the second symmetric plane forms two second curves. By providing light-entering free-form surfaces and light-emitting free-form surfaces of specific shapes, the light distribution can be changed, the illumination uniformity of the planting area can be improved, the uniform production of plants can be ensured, and the quality of plants can be improved. At the same time, light waste can be avoided, and the light utilization rate is relatively high.

The present invention discloses a soilless culture water constant temperature system, which relates to soilless culture technology and aims to solve the problem of root zone temperatures being unsuitable for plant growth for extended periods, significantly impacting both product quality and product quality. The key technical aspects of the system are as follows: it comprises a cabinet, a plurality of planting trays fixedly connected to the cabinet that divide the cabinet's inner cavity into a plurality of culture chambers, a drainage tray provided on the planting trays, a water tank fixedly connected to the bottom end of the cabinet, the water tank being connected to the plurality of drainage trays via a water pump and drainage pipes, and a plurality of ventilation fans fixedly connected to the side walls of the cabinet. The system can regulate the temperature and humidity of each culture chamber, is suitable for cultivating a variety of hydroponic plants, improves the survival rate of hydroponic plants, provides a favorable growth environment, and enhances plant quality.

The invention discloses a method for regulating and controlling detoxification of garlic aerial bulbs by using multi-walled carbon nanotubes, relates to the technical field of plant detoxification, and solves the problems of low detoxification efficiency of garlic aerial bulbs, great influence of detoxification on growth and development of the garlic aerial bulbs and the like in an existing method. According to the technical scheme, the method is characterized by comprising the following steps: (a) treating a multi-walled carbon nanotube to enhance the adsorption capacity of the surface of the multi-walled carbon nanotube so as to enhance the adsorption capacity of the multi-walled carbon nanotube to viruses; (b) dispersing the treated multi-walled carbon nanotubes in water to prepare a suspension, which has the effects that the method for regulating the detoxification of the garlic aerial bulbs by using the multi-walled carbon nanotubes not only has an efficient detoxification effect, but also has small influence on plant growth, is simple and convenient to operate, has significant advantages in purification methods, can effectively improve the plant quality and economic benefits, and is suitable for industrial production. Meanwhile, environmental pollution is reduced.

The invention discloses application of a soybean GmCDF3 gene in regulating and controlling the content of seed protein, amino acid and raffinose, and relates to application of soybean GmCDF3. According to the application of the soybean GmCDF3 gene in regulating and controlling the contents of seed protein, amino acid and raffinose, the application method is to culture plant seeds by using the soybean GmCDF3 gene, and further improve the plant quality. According to the invention, a GmCDF3 overexpression vector is constructed by utilizing a molecular means, and the soybean GmCDF3 gene is overexpressed in soybean through an agrobacterium-mediated genetic transformation technology, so that the content of 12 amino acids such as cysteine, leucine, lysine, phenylalanine and threonine in soybean seeds can be remarkably increased, and the yield of soybean seeds is increased. The protein content of the seeds is obviously improved, the oil content and the grain weight are not influenced, and the raffinose content is obviously reduced. Meanwhile, the soybean GmCDF3 gene is over-expressed in arabidopsis thaliana, and the protein content of arabidopsis thaliana seeds is also remarkably increased.

The invention discloses a method for improving the quality of acer truncatum seeds, and belongs to the technical field of plant quality-improving and efficiency-improving cultivation. According to the method, leaf fertilizer containing gibberellin or monopotassium phosphate is sprayed on leaves of the acer truncatum, and the quality comprises grain weight, soluble sugar, soluble protein and oil content. According to the method, gibberellin and monopotassium phosphate exogenous substances are sprayed in the growth and development fast-growing period of acer truncatum fruits, and field trials and nutrient content analysis show that spraying of the exogenous substances can effectively improve the content of soluble sugar, soluble protein and grease nutrient substances in the acer truncatum seeds, so that the high-quality acer truncatum seeds are obtained; meanwhile, the method is easy and convenient to operate, important theoretical basis and technical support are provided for high-quality and efficient cultivation of the acer truncatum which is an important woody oil tree species, and the method has important practical guidance value for promoting efficient development and utilization of acer truncatum nervonic acid resources.

The present application relates to a kind of phloroglucinol characteristic map of Pteroxygonum giraldii plant, content determination construction method and confused product identification application, the present application constructs a kind of Pteroxygonum giraldii plant phloroglucinol component HPLC characteristic map method, and combining high performance liquid chromatography-mass spectrometry, first realize the characterization of Pteroxygonum giraldii plant phloroglucinol component, the characteristic peak of this characteristic map method is well separated, method precision, repeatability and durability are good, can be more comprehensive to reflect the main chemical component characteristics of Pteroxygonum giraldii plant, and can be used for Pteroxygonum giraldii confused product identification, provide important reference for the establishment of Pteroxygonum giraldii plant quality standard.In addition, the characteristic map method constructed by the present application can simultaneously determine the content of active ingredient of Pteroxygonum giraldii plant yellow Pteroxygonum acid AB, first realize the determination of the content of yellow Pteroxygonum acid AB in Pteroxygonum giraldii plant, and the method is validated, specificity, precision, repeatability, accuracy.

Provided is a plant cultivation method that promotes plant growth and improves plant quality; also provided is a plant cultivation device. The plant cultivation method uses a nutrient liquid supply device that supplies a nutrient liquid to a plant, a fine bubble-generating device, a spraying device, and a control device. The plant cultivation method carries out plant cultivation by supplying the nutrient liquid in mist form, and comprises a first step in which an oxygen-containing gas is supplied as the gas into the nutrient liquid and the fine bubble-containing nutrient liquid is sprayed on the leaf surface of a plant, and a second step in which, after the first step, a carbon dioxide-containing gas is supplied as the gas into the nutrient liquid and the fine bubble containing nutrient liquid is sprayed on the leaf surface of the plant.

The utility model relates to a seedling planting device and a small-sized automatic seedling planting machine. The seedling planting device comprises a planting dispenser, and the planting dispenser is arranged on a moving mechanism; a connecting transverse plate is arranged on the moving mechanism, and a planting mounting seat is arranged at the end part of the connecting transverse plate; the planting dispenser comprises a feeding barrel and an opener; the feeding barrel is erected on the upper surface of the mounting frame; the mouth opener is arranged below the mounting frame, and the lower end opening of the feeding barrel is aligned with the upper end opening of the mouth opener; the mouth opener is composed of at least two duckbilled mouth opening pieces, and the whole mouth opener is in a conical shape. And the mouth opener is connected with the mouth opening driving mechanism. According to the seedling transplanting machine, the seedling process of soil insertion, soil cutting and seedling placing can be automatically completed, and the seedling transplanting efficiency is improved; meanwhile, a ball screw structure can control the punching depth, and an opening driving mechanism can complete earth cutting and seedling releasing operation in a unified manner, so that the uniformity of planting quality is ensured, and the survival rate of plants can be indirectly improved.

In some embodiments, a composition includes a nitrogen fertilizer, an active oxygen species, and an active oxygen species inducer. An effective amount of the reactive oxygen species is sufficient to increase reactive oxygen species in the plant, thereby inducing the plant to increase nitrogen absorption efficiency and increase nitrogen utilization efficiency in the plant. In some embodiments, the reactive oxygen species inducer is a black walnut extract. In some embodiments, the reactive oxygen species inducer is hydrogen peroxide.

The invention discloses modified biochar and application thereof in remediation of cadmium-contaminated soil and improvement of vegetable quality, according to the scheme, taxus chinensis sawdust is used as a wood biochar raw material, biochar is prepared through pyrolysis at 550 DEG C, then the biochar is mixed with sepiolite, then the biochar is prepared by adopting an ultrafine pulverizer, and the biochar is applied together with chemical fertilizer, so that the quality of cadmium-contaminated soil is improved. The method is used for vegetable quality improvement and soil pollution remediation; the charcoal has the effects of providing nutrients required by plant growth, promoting plant growth and biomass accumulation, improving plant photosynthetic ability, improving plant quality and the like on plants. According to the scheme, the biochar material prepared by the ultrafine pulverizer has the advantages of ultrafine particle size, uniform distribution and higher adsorption performance. Generally speaking, the biochar provided by the scheme is simple and convenient to prepare, has a high prevention and control effect on the polluted soil, and can effectively reduce the content of effective cadmium in the soil, improve the soil stability and realize a win-win situation of economy, society and environment.

The invention relates to the technical field of soilless culture, and particularly discloses a plant cultivation system and method with an aeroponic cultivation function, and the system comprises an obtaining module which obtains aeroponic cultivation plant data and historical aeroponic cultivation data of each closed cultivation groove; the parameter module is used for determining historical target-stage aeroponic cultivation data, an environment parameter set and a nutrient solution parameter set of each historical growth stage of each aeroponic cultivation target of the aeroponic cultivation plants in each closed cultivation tank; the determination module is used for determining real-time aeroponic cultivation data and the real-time growth stage and target aeroponic cultivation data of each closed cultivation tank; the regulation and control module is used for determining out-tank environment regulation data and in-tank environment regulation data and nutrient solution regulation data of each closed cultivation tank and carrying out regulation and control. Linkage and accurate matching of three-layer regulation and control can be achieved, the environment outside the tank and the nutrient solution inside the tank are adjusted in a personalized mode, the cultivation efficiency and the plant quality are improved, systematicness and adaptability of regulation and control are improved, and the plant growth environment and nutrient supply are guaranteed.

The invention discloses carbon dot hydrogen-rich water for promoting garlic sprout growth and a preparation method and application thereof. Hydrogen is dissolved in the carbon dot hydrogen-rich water. According to the method, carbon dots are used as a material for stabilizing hydrogen and preventing hydrogen escape, hydrogen escape can be remarkably slowed down after the carbon dots are combined with hydrogen-rich water, the hydrogen content is increased, the carbon dots jointly act on garlic germination and seedling growth and development, and meanwhile the inhibition effect under salt stress treatment is relieved. The carbon dots and the hydrogen-rich water are combined to serve as a soil conditioner and a plant growth regulator, and the synergistic effect of the carbon dots and the hydrogen-rich water has the effects of improving salt resistance and increasing the germination rate and the growth speed. Hydrogen in the carbon dot hydrogen-rich water can help plants to resist oxidative stress, regulate plant growth and development, improve soil environment, enhance plant stress resistance, improve plant quality and enhance plant tolerance to stress; the fluorescence property of the carbon dots can improve the absorbance and photosynthesis of plant mineral elements, accelerate seed germination and promote seedling root systems and hypocotyls to extend.

Provided in the present invention are a plant quality evaluation apparatus and an evaluation method therefor. The apparatus comprises a plant delivery unit, a plant test unit, a plant evaluation unit and a label identification unit, wherein the plant delivery unit is used for delivering a plant to be tested; the plant test unit is used for acquiring test data of said plant; the plant evaluation unit is used for performing quality evaluation on said plant on the basis of the test data acquired by the plant test unit; and the label identification unit is used for identifying a quick-response code label arranged on said plant, so as to acquire a plant identifier corresponding to said plant, and storing a quality evaluation result in a database corresponding to the plant identifier. By means of the apparatus, a rapid test and evaluation for plant traits can be realized, such that the test efficiency is improved, thereby greatly reducing the operation cost and labor cost of a nursery base, and providing a basis for the product-centric operation of the nursery base.

Liquid agricultural compositions comprising pasteurized Chlorella cells and sporulating bacteria, as well as methods of preparation and use thereof, are disclosed. The compositions are formulated for application to a plant, seed, seedling, or soil and are effective in enhancing at least one plant characteristic including, but not limited to: seed germination, seedling emergence, seedling size, plant fresh weight, plant dry weight, utilization, leaf production, leaf formation, thatch height, plant maturation, plant yield, plant growth, plant quality, plant health, plant resistance to salt stress, plant resistance to heat stress, plant resistance to heavy-metal stress, plant resistance to drought, maturation time, yield, root length, root mass, color, fruit production, fruit yield, fruit growth, and fruit quality.

The invention discloses a plant cultivation device and method based on dynamic space structure cascade maturity, and relates to the technical field of plant cultivation, the device comprises a full-period cultivation device, a control module and a plurality of cultivation boxes which are longitudinally stacked, the interior of the full-period cultivation device is divided into a first cavity and a second cavity through a partition plate, and the first cavity is communicated with the second cavity; the second cavity is provided with a bearing disc with a placing groove, and a conveying structure is arranged across the two cavities; the method comprises the following steps that step cultivation is achieved through the following steps that the seedlings are put into a seedling raising period cultivation box, and an instruction is sent; the control module regulates and controls the environment, judges the harvest time through a CNN-LSTM network and notifies an operator; judging the end of a seedling raising period through ResNet18 and a twinborn network; spatial integration and dynamic conversion of seedling raising and the growing period are achieved, manual transfer is not needed, accurate growth judgment and environment regulation and control are achieved in combination with multi-modal data and an intelligent algorithm, and the cultivation efficiency and the plant quality are improved.

The utility model relates to the technical field of enzyme production, and discloses a pure natural ecological plant enzyme production device which comprises an equipment main body, the equipment main body comprises a stirring box, four supporting legs are fixedly connected to the bottom end of the stirring box, and an observation window is formed in the front end of the stirring box; by arranging the stirring box and an observation window, the fermentation condition in the stirring box can be observed at any time, by arranging a first motor, a stirring shaft and a cutting knife, the motor can be used for driving the stirring shaft to rotate so that the cutting knife can rotate together, the cutting knife can prevent precipitation in the stirring box, meanwhile, plants can be crushed more sufficiently, and the plant quality is improved. And by arranging a feeding pipe, a cover plate and a sealing rubber ring, a gap can be prevented from being reserved between the feeding pipe and the cover plate, the sealing performance of the device is effectively enhanced, and the practicability of the device is effectively enhanced.

This invention pertains to the field of microbial technology, specifically relating to a strain of *Pediococcus pentosaceus* and its application in promoting plant growth. The *Pediococcus pentosaceus* ZNRZ-B053 of this invention was isolated from pickling brine and deposited at the China General Microbiological Culture Collection Center (CGMCC) on November 3, 2025, with accession number CGMCC NO.36457, and classified as *Pediococcus pentosaceus*. Pediococcus pentosaceus This strain can grow well in environments ranging from 15-45℃ or pH 4-8. It not only has good phosphorus and potassium solubility, but also attaches well to, survives and reproduces on the leaves and rhizosphere of plants. It also shows good antibacterial activity against a variety of fungal and bacterial pathogens. When used in the growth and development of plants such as rice, cabbage, bok choy, and cauliflower, it can promote seed germination and root growth, thereby significantly increasing plant yield and improving plant quality.

The invention belongs to the technical field of gene engineering, and particularly relates to an acyltransferase gene and application thereof. The invention provides an acyltransferase gene and application thereof. The nucleotide sequence of the acyltransferase gene HOVUSG0796800 is as shown in SEQ ID NO. 1 (sequence identifier number 1). Results of the invention show that the expression quantity of HOVUSG0796800 is significantly increased after a silicon fertilizer is applied, and the gene has significant positive correlation with the content of coumaroyl agmatine, the content of feruloyl tyramine, the content of feruloyl putrescine and the content of coumaroyl tyramine. In-vitro enzyme activity experiments prove that the gene can effectively regulate and control synthesis of the phenol amine substances. Therefore, the HOVUSG0796800 gene has an important function in plant phenol amine metabolism, and has a good application prospect in the aspects of enhancing crop stress resistance and improving plant quality.

The prepared suspension agent is a stable colloidal suspension obtained by hydrolysis of methoxy zinc aluminum hydrotalcite, the suspension agent can interact with a large amount of nutrient elements and trace nutrient elements required by crops, and form a stable suspension type liquid fertilizer, in the liquid fertilizer, fertilizer molecules are not easy to aggregate to form crystals and precipitate, and no solid-liquid stratification phenomenon occurs. The liquid fertilizer prepared based on the suspension agent has high light transmittance, does not block light, has strong adhesion to crop leaf surface, and can be used as a foliar fertilizer. The nutrition of the liquid fertilizer can be absorbed by crops in a short time, can effectively improve the chlorophyll content of crop leaves and improve the whole plant quality of crops, and shows that the liquid fertilizer has good effect of promoting the growth of crops. The method for preparing the liquid fertilizer by using the suspension agent is simple, the conditions are mild, and is suitable for practical popularization and application.

The present invention relates to the use of a composition comprising a lipopeptide for improving the quality of a plant. In particular, the present invention relates to the application of a composition comprising a lipopeptide to the plant as a seed coating, seed soaking, drenching or foliar spray. The plants treated with the composition have a significantly increased chlorophyll content, vitamin content, protein content, soluble sugar and / or anthocyanin content of the plants and / or their fruits, a shortened growth cycle, and / or an enhanced ability to resist drought, cold and / or lodging, as compared to a control group. Furthermore, the application of the composition further promotes the growth and yield of the plants while improving the quality of the plants.

The application belongs to the technical field of plant genetic engineering, and specifically discloses a pineapple AcMYB1 gene and application thereof, wherein the nucleotide sequence is shown as SEQ ID NO. 1. The application constructs a recombinant expression vector pK7WG2D-AcMYB1 of the cold-resistant gene AcMYB1 of the pineapple, and uses the Agrobacterium-mediated method to transfer the recombinant expression vector into tobacco, and selects and obtains an AcMYB1 gene overexpression strain. Further biological function verification finds that the cold resistance of the transgenic overexpression strain is obviously improved compared with that of the wild type plant, indicating that the cloned AcMYB1 gene has the cold resistance function. The application also provides a method for improving the cold resistance of plants, lays a foundation for the use of molecular means to regulate the low-temperature stress resistance of plants and the breeding research of new varieties, and has important significance for improving the quality and yield of plants and cultivating cold-resistant plants.

The invention provides an arthrobacter trophalis strain, which is named as arthrobacter trophalis, is preserved in the China General Microbiological Culture Collection Center (CGMCC), has the preservation number of CGMCC No.37526, and is preserved on January 26, 2026. The arthrobacter trophalis strain is named as arthrobacter trophalis, has the preservation number of CGMCC No.37526, and has the preservation number of CGMCC No.37526. The nucleotide sequence of the 16S rRNA (ribosomal ribonucleic acid) of the Arthrobacter pascens is as shown in SEQ ID NO: 1 (sequence identifier number 1). Applications are also provided for promoting plant growth and improving plant quality. The Arthrobacter pascens disclosed by the invention has the capabilities of dissolving potassium, secreting IAA (Indoleacetic Acid) and producing siderophores, can promote plant growth and improve plant quality, and is used for promoting the growth of new wheat straw seedlings.