1248 results about "Microbial inoculant" patented technology

The invention discloses a microbial compound bacterial fertilizer for improving saline alkali soil and increasing the acting yield. A preparation method of the microbial compound bacterial fertilizer comprises the following steps: preparing a microbial agent containing phosphate-solubilizing bacteria, potassium-solubilizing bacteria, nitrogen-fixing bacteria, bacillus subtilis and actinomycetes; the preparation method comprises the following steps: preparing a sodium alginate solution, adding nano-hydroxyapatite and a microbial agent, uniformly mixing, dropwise adding a calcium chloride solution, and embedding an inner layer to obtain microbial embedded particles; uniformly mixing biochar, humic acid and attapulgite, taking a 2-3% HPMC solution as a binder, and carrying out middle-layer coating, so as to obtain prefabricated microbial fertilizer particles; and coating the chitosan-sodium alginate-nano ZnO outer layer to obtain the microbial compound bacterial fertilizer. The microbial compound bacterial fertilizer disclosed by the invention adopts a multi-layer and multifunctional collaborative design concept, realizes efficient protection and slow release of functional microorganisms in a saline-alkali environment, remarkably improves the physicochemical properties of soil and promotes the growth of crops.

The invention discloses coal gangue-based artificial ecological soil and a preparation method and application thereof, and belongs to the technical field of ecological improvement, the coal gangue-based artificial ecological soil comprises crushed coal gangue and a compound microbial agent, and the compound microbial agent comprises a microbial activating agent and a microbial passivating agent. According to the invention, the coal gangue can be quickly decomposed through the microbial activating agent, useful mineral elements in the coal gangue can be fully activated and analyzed, and the effect of activating a nutrient library in the coal gangue is achieved, so that useful trace elements contained in the coal gangue are effectively released and are easily absorbed by plant growth; meanwhile, harmful heavy metal elements in the coal gangue are passivated through the microbial passivating fungicide, the water-retaining property and the air permeability of the soil are guaranteed by controlling the decomposition particle size proportion of the coal gangue, the soil conditioner can be used for ecological restoration, desert control, agriculture and animal husbandry planting, flower and nursery planting and urban landscaping, the effects of improving the soil and promoting plant growth are achieved, and the soil conditioner is suitable for large-scale popularization and application. The application is wide.

The invention discloses a complex microbial inoculant for coupling straw decomposition and soil carbon sequestration and a preparation method thereof, the complex microbial inoculant can rapidly promote degradation of lignocellulose of straw in soil by compounding bacillus subtilis, bacillus licheniformis, pseudomonas aeruginosa and the like, provides a basic material energy source for activity of soil microorganisms, and has the advantages of simple preparation process and low cost. Meanwhile, corresponding microorganisms achieve long-term storage of organic carbon through humus stabilization and mineral substance combined carbon (MAOC) stabilization, the storage efficiency of the organic carbon is remarkably improved through nano Fe3O4, and under the synergistic effect of all strains in the complex microbial inoculant, the carbon loss of straw returning can be effectively reduced, the carbon immobilization capacity of soil is improved, and the soil quality is improved. The organic carbon content in the soil is increased.

The invention discloses a multifunctional low-temperature corn straw degradation complex microbial inoculant, a preparation method and application, the complex microbial inoculant is compounded by a plurality of microorganisms with straw degradation, potassium dissolving and growth promoting functions, and the complex microbial inoculant comprises the following strains: bacillus subtilis K15, curveolate Prickia L11 and bacillus mycoides L31. The complex microbial inoculant disclosed by the invention realizes synergistic interaction and functional complementation, and through scientific compounding of strains, the straw decomposition rate is remarkably increased, and the decomposition period is obviously shortened; the adaptive capacity and colonization competitiveness of microorganisms in a low-temperature and complex soil environment in winter are enhanced. The complex microbial inoculant disclosed by the invention also has multiple functions of degrading straws, dissolving potassium, producing IAA (Indoleacetic Acid) and the like. The soil potassium which is difficult to utilize can be converted into quick-acting potassium while the straws are quickly decomposed to release nutrients.

The invention relates to the technical field of agricultural fertilizers, discloses a seaweed extract-functional microorganism compound slow-release fertilizer and a preparation method thereof, and solves the problems in the background art. The seaweed extract is a compound containing enteromorpha polysaccharide and alginic acid extract; the functional microorganism is a complex microbial inoculant composed of phosphate solubilizing bacteria, nitrogen-fixing bacteria, phosphate solubilizing bacteria and bacillus; the slow-release carrier is prepared by coating the seaweed extract and the functional microorganisms with sodium alginate-chitosan microcapsules; the signal molecule is selected from at least one of polyamine substances and jasmonic acid methyl ester; the fertilizer has the advantages that the utilization rate of the fertilizer can be increased, growth and reproduction of soil microorganisms are promoted, the stress resistance of crops is improved, and the requirements of different soil types and planting environments can be met.

The invention relates to the technical field of microorganisms, in particular to application of streptococcus non-lactolyticus GX-7 and a complex microbial inoculant thereof in sugarcane leaf silage, the strain GX-7 is separated from healthy pig manure by a research group, and through detection, the strain has good cholate resistance and is suitable for surviving in intestinal tracts, and the strain GX-7 has good cholate resistance and is suitable for being used as a feed additive. The antibacterial effect on pseudomonas fluorescens, listeria monocytogenes, salmonella choleraesuis and shigella flexneri is achieved; the strain has a good fermentation capability on sugarcane leaves, and the sugarcane leaves are inoculated with a complex microbial inoculant prepared from streptococcus non-lactolyticus GX-7 and streptococcus non-lactolyticus GX-2, so that a synergistic fermentation effect can be achieved; after the silage prepared from the complex microbial inoculant is fed to female buffalo in the gestation period, it is found that the silage can effectively increase the content of milk protein, milk total solids and milk non-fat solids in colostrum of the female buffalo and relieve diarrhea of the female buffalo, and the silage is safe and good.

The invention relates to the field of agricultural microbial preparations, in particular to a complex microbial inoculant sustained-release granule for preventing and treating sweet potato stem nematode disease and a preparation method of the complex microbial inoculant sustained-release granule. Comprising the following components in parts by weight: 15-25 parts of paecilomyces lilacinus viable bacterium powder, 10-20 parts of bacillus thuringiensis viable bacterium powder, 10-20 parts of streptomyces viable bacterium powder, 5-15 parts of bacillus subtilis viable bacterium powder, 15-25 parts of charcoal, 5-15 parts of sodium alginate, 5-15 parts of humic acid, 5-10 parts of chitosan, 3-8 parts of calcium silicate, 1-5 parts of mannitol and 1-5 parts of sodium lignin sulfonate. Four microorganisms with complementary functions, namely paecilomyces lilacinus, bacillus thuringiensis, streptomycete and bacillus subtilis, are adopted, the sweet potato stem nematode disease is synergistically controlled through multiple action mechanisms, and the control effect and the stability are remarkably improved.

The invention relates to a complex microbial inoculant for preventing and treating citrus huanglongbing as well as a preparation method and application of the complex microbial inoculant. The compound bacterial agent for preventing and treating the citrus huanglongbing is prepared from the following components in parts by weight: 5 to 10 parts of bacillus subtilis X1, 5 to 10 parts of bacillus pumilus X2, 5 to 10 parts of bacillus licheniformis X3, 5 to 10 parts of bacillus amyloliquefaciens X4 and 5 to 10 parts of pseudomonas fluorescens X5. The compound bacterial agent for preventing and treating the citrus huanglongbing comprises the following components in parts by weight: 5 to 10 parts of bacillus subtilis X1, 5 to 10 parts of bacillus pumilus X2, 5 to 10 parts of bacillus licheniformis X3, 5 to 10 parts of bacillus amyloliquefaciens X4 and 5 to 10 parts of pseudomonas fluorescens X5. After the complex microbial inoculant is added, the content of callose in infected leaves can be effectively reduced, the self-resistance mechanism of plants is induced, the disease resistance is improved, and the complex microbial inoculant has an obvious inhibiting effect and a growth promoting effect on Candidatus Liberibacter asiaticum.

The invention belongs to the field of microorganisms. The invention provides a compound strain, a microbial inoculum and application of the compound strain in preparation of fermented East purple perilla tea. The compound strain comprises phytobacterium plantarum 2HDS3-La5 with the preservation number of CGMCC NO.34339, pediococcus acidilactici 2HDS3-SM6 with the preservation number of CGMCC NO.34337, Witzmania clostridium N2-La1 with the preservation number of CGMCC NO.34338, and the microbial inoculum is applied to preparation of fermented East purple perilla tea. The invention also provides application of the compound strain or a microbial inoculum containing the compound strain in preparation of fermented East purple perilla tea. The compound strain disclosed by the invention is applied to preparation of the fermented Dongbao tea, the content of substances with anti-inflammatory, anti-oxidation and immunoregulation effects in the Dongbao tea is remarkably increased by multiple times, and the prepared fermented Dongbao tea can remarkably improve the cell activity.

The invention discloses a compound microbial agent for reducing the cadmium content of brown rice and application of the compound microbial agent. Belongs to the technical field of agricultural microorganisms. The compound microbial agent is prepared from herbaceous spirillum, stenotrophomonas and coxakia, the herbaceous spirillum is herbaceous spirillum R3, and the preservation number of the herbaceous spirillum is CCTCC (China Center For Type Culture Collection) NO: M 20231757; the stenotrophomonas is stenotrophomonas R5, and the preservation number of the stenotrophomonas is CCTCC (China Center For Type Culture Collection) NO: M 20231758; the coxakia is coxakia P1-4, and the preservation number of the coxakia is CCTCC (China Center For Type Culture Collection) NO: M 20231759. Compared with the prior art, the compound microbial agent disclosed by the invention has the beneficial effects that the compound microbial agent disclosed by the invention can reduce the content of cadmium in brown rice, so that farmland soil polluted by light and medium cadmium can be repaired and produced at the same time, and the edible safety of agricultural product rice is ensured.

The invention discloses a bacillus microbial agent and application thereof in artificial improvement of deteriorated grassland, the microbial agent can improve soil and improve plant productivity so as to promote vegetation recovery and deteriorated grassland restoration, especially restoration of deteriorated grassland in alpine regions, and has the characteristics of high efficiency, environmental protection, economy, practicability and the like.

The invention relates to the technical field of agricultural wastes and microorganisms, in particular to a complex microbial inoculant for high-temperature composting and rapid decomposition of livestock and poultry manure and straw cellulose and a preparation method of the complex microbial inoculant. The compound microorganism bacterial liquid comprises streptomyces thermocarbonic oxide, bacillus stearothermophilus, bacillus subtilis, bacillus licheniformis, phanerochaete chrysosporium, trichoderma viride and aspergillus niger, and the bacterial liquid carrier is obtained by compounding modified charcoal and modified sepiolite through amidation reaction. According to the complex microbial inoculant provided by the invention, through the synergistic effect of the seven functional complementary microbial strains and the special three-dimensional reticulate carrier, rapid decomposition of high-temperature compost of livestock and poultry manure and straw cellulose is realized.

The invention discloses a biocontrol complex microbial inoculant for preventing and treating maize curvularia leaf spot and application thereof, and belongs to the field of crop disease prevention and treatment. The biocontrol complex microbial inoculant comprises the following active ingredients: bacillus cereus, pseudomonas chlororaphis and streptomyces microflavus, and / or metabolites thereof. The beneficial microorganisms with different action mechanisms are combined, and the prevention and control effect on the curvularia maize leaf spot disease is enhanced through the synergistic effect. Natural microbial resources are adopted to replace traditional chemical pesticides, harmful substance residues are reduced, and the ecological environment is protected. Through reasonable matching of different types of beneficial microorganisms, effective prevention and control of the curvularia maize leaf spot disease are realized, and healthy growth of plants can be promoted. Compared with a single strain preparation, the complex microbial inoculant provided by the invention has stronger stability and durability, and can significantly reduce the incidence rate of diseases.

The invention relates to the technical field of microorganisms, in particular to application of bacillus glucans and a complex microbial inoculant thereof in preparation of bio-organic fertilizers, the strain Mh85 is separated from the root system of apple rootstock Malus hupehensis treated by a research group through trichoderma TB2, has good IAA production, nitrogen fixation, inorganic phosphorus decomposition and siderophore production capacities, and can be used for preparing bio-organic fertilizers. The strain Mh85 not only can directly promote plant growth, but also has a good growth-promoting effect on trichoderma TB2, and when the strain is compounded with the trichoderma TB2 to form a complex microbial inoculant, tomato seedling pot experiments are carried out. The complex microbial inoculant shows a synergistic effect, effectively overcomes the problems of unstable growth promoting effect, insufficient synergistic effect among strains and the like of an existing single microbial preparation, provides an efficient and stable technical scheme for improving plant growth, improving root development and increasing crop yield, and is a good raw material for preparing a bio-organic fertilizer.

This invention discloses a microbial inoculant for controlling peanut root rot and its preparation method, belonging to the field of microbial materials technology. This invention screened and obtained a *Trichoderma harzianum* strain with highly efficient inhibitory effects against the pathogen causing peanut root rot. Firstly, the strain itself exhibits antagonistic activity against the peanut pathogen. Secondly, it was prepared as a spore suspension and fermented in solid-state with rice husks and wheat bran. During the solid-state fermentation process, the metabolites produced by *Trichoderma harzianum* promote the growth and development of plant roots, increasing plant biomass and yield. This microbial inoculant effectively controls peanut root rot, exhibiting good inhibitory effects against the pathogen, thus improving peanut quality and disease resistance. Furthermore, it improves soil ecological activity to a certain extent, making it worthy of application and promotion.

The invention discloses a special fertilizer composition for high-yield cultivation of sugarcane, and belongs to the technical field of sugarcane planting. Comprising a disease-resistant fertilizer and an insect-resistant fertilizer; wherein the disease-resistant fertilizer comprises the following raw materials in parts by mass: 50 parts of diatomite, 5-10 parts of biomass charcoal, 1-2 parts of a compound microbial agent, 150-170 parts of an organic fertilizer and 50-60 parts of an inorganic fertilizer; wherein the compound microorganism bacterium agent comprises a bacillus subtilis bacterium agent, a trichoderma harzianum bacterium agent, a trichoderma viride bacterium agent and a paecilomyces lilacinus bacterium agent; the insect prevention fertilizer comprises beauveria bassiana suspension and matrine in a volume ratio of (3.5-4.5): 1. According to the fertilizer composition special for high-yield cultivation of sugarcane, the synergistic effect of microorganisms is utilized, the broad-spectrum inhibition effect on microorganisms in sugarcane continuous cropping disease soil can be achieved, the kieselguhr and the biomass charcoal cooperate to form a porous substance, nutrient elements are adsorbed in pores, the slow-release effect is improved, the fertilizer efficiency is prolonged, and the effect is good. Moreover, the soil structure can be improved, and the disease resistance of the sugarcane during continuous cropping is greatly improved through the synergistic interaction with the microbial complex microbial inoculants.

The invention relates to a preparation method of a rice leavening with a scalp care effect and a product and application thereof, the preparation method comprises the following steps: mixing a rice raw material, a plant raw material, water, a magnesium salt, a sodium salt and Tween, sterilizing to obtain a fermentation medium, inoculating a compound microbial agent into the fermentation medium, and fermenting to obtain the rice leavening with the scalp care effect. After the fermentation liquid is finished, sterilizing and filtering to obtain a rice leavening; wherein the compound microbial agent comprises a first microbial strain and a second microbial strain; the strains in the first microbial strain comprise a combination of streptococcus thermophilus, bifidobacterium breve and a plant lactobacillus YK-L002 strain; and the second microbial strain comprises a trichosporon YK-S004 strain. According to the invention, specific strains are subjected to compounding and combined fermentation, and the fermentation product filtrate obtained after fermentation treatment of four bacteria has excellent hair care and nourishing effects, and can effectively condition the scalp micro-ecological environment and nourish the hair quality.

The invention discloses and relates to a strain capable of resisting saline and alkaline and producing IAA (Indoleacetic Acid). The strain is classified and named as bacillus atrophaeus, and the preservation number of the strain is CGMCC (China General Microbiological Culture Collection Center) NO.29799. The strain is preserved in China General Microbiological Culture Collection Center on January 29, 2024. The bacillus atrophaeus HHQGTS13-1 can grow under the condition that the salt content is higher than 3%, can generate indoleacetic acid, cellulase, amylase, protease and ligninase, can inhibit various plant pathogenic bacteria, such as banana anthracnose, tomato gray mold, cotton verticillium wilt, rice sheath blight disease, wheat head blight, banana fusarium wilt, capsicum white spot and the like, and can be used for preparing the bacillus atrophaeus HHQGTS13-1. Particularly, the compound plays an important role in preventing and treating wheat scab, banana anthracnose and capsicum white spot. The strain can promote plant growth in a saline-alkali environment, and can be used for improving soil quality, developing special microbial fertilizers, microbial agents and biopesticides for saline-alkali soil, relieving crop salt stress damage and increasing crop yield.

The invention discloses a composite functional bacterial agent for preventing and controlling wheat scab and vomitoxin and application of the composite functional bacterial agent. The composite functional bacterial agent is applied to wheat scab and deoxynivalenol pollution caused by fusarium graminearum. The composite functional bacterial agent comprises a biocontrol strain bacillus subtilis DC-1 (Bacillus subtilis DC-1) and a degradation strain nocardia sp. MOZ-1 (Nocardia sp. MOZ-1), and the composite functional bacterial agent is prepared from the biocontrol strain bacillus subtilis DC-1, the degradation strain nocardia sp. MOZ-1 and the degradation strain nocardia sp. MOZ-1. The complex microbial inoculant can significantly inhibit infection of fusarium graminearum and reduce accumulation of DON in wheat, is low in production cost, reduces use of chemical pesticides and pollution of biotoxins in agricultural products, and can be effectively applied to the field of agricultural biological control.

The invention relates to the field of microorganisms, and discloses a complex microbial inoculant for preventing and treating clubroot of rape. Comprising the following raw materials in parts by weight: 10 to 12 parts of acid-resistant bacillus, 12 to 15 parts of pseudomonas fluorescens PF-5, 8 to 10 parts of bacillus mucilaginosus, 5 to 7 parts of halophilic bacillus, 8 to 10 parts of bacillus amyloliquefaciens, 12 to 15 parts of trichoderma atroviride ReTv2, 6 to 8 parts of azotobacter chroococcum, 10 to 12 parts of chitosan-gamma-polyglutamic acid microspheres, 12 to 15 parts of diatomite and 8 to 12 parts of humic acid. And 2-4 parts of algal polysaccharides. The living space of plasmodiophora brassicae is preempted by the acid-resistant bacillus; the pseudomonas fluorescens PF-5 directly strikes pathogenic bacteria and stimulates the defense system of the oilseed rape; the bacillus amyloliquefaciens releases a plurality of antibacterial substances; the trichoderma atroviride ReTv2 rapidly destroys the structure of the plasmodiophora brassicae in a manner of hyperparasitism and exoenzyme secretion.

The invention provides a microbial complex microbial inoculant and application thereof in prevention and treatment of plant diseases, the microbial complex microbial inoculant comprises the following strains by mass: 30%-50% of bacillus subtilis; 20%-40% of bacillus amyloliquefaciens; 10%-30% of pseudomonas fluorescens; 5%-15% of trichoderma harzianum; and 2%-5% of an auxiliary agent. According to the microbial complex microbial inoculant disclosed by the invention, a multiple prevention and control mechanism of'bacteriostasis-competition-parasitism 'is constructed through the synergistic effect of various strains, and meanwhile, the double-layer effect of thallus protection and function enhancement is realized through the assistance of the auxiliaries, so that the prevention and control effect of the prepared microbial complex microbial inoculant is greatly improved.

The invention belongs to the technical field of agricultural microorganisms, and discloses a strain of stenotrophomonas sp., which is named as stenotrophomonas sp. R5, is preserved in the China Center for Type Culture Collection on September 20, 2023, the preservation address is Wuhan University, Wuhan, China, and the preservation number is CCTCC NO: M 20231758. The invention further discloses a microbial agent containing the bacterial strain and application of the microbial agent in prevention and treatment of rice planthoppers. According to the stenotrophomonas sp. R5 and the microbial agent containing the stenotrophomonas sp. R5, the control effect on rice planthoppers can reach 90% or above, compared with a conventional control method, the control effect is remarkably improved, and the survival rate of rice is greatly increased.

The invention relates to the technical field of agricultural biology, in particular to water-fertilizer integrated water-soluble fertilizer for cotton and a preparation method. Compound amino acid, a humic acid-fulvic acid compound, a medium trace element chelating system, a zinc-graphene compound, an alginate oligosaccharide-gamma-aminobutyric acid compound, a compound microbial agent, nano titanium dioxide, sodium 2-naphthoxyacetate and a soil conditioner are scientifically proportioned; the water-soluble fertilizer with multiple functions of comprehensive nutrient supply, biological stimulation, soil improvement and the like is prepared. In the preparation process, a spray freeze drying technology is adopted to ensure that the retention rate of active ingredients is greater than or equal to 95%, and then twin-screw extrusion granulation and screening are performed to finally obtain the fertilizer. In this way, the technical problem that in the prior art, the fertilizer only pays attention to providing basic major elements such as nitrogen, phosphorus and potassium, and neglects the important effect of microelements on cotton growth, so that the requirement of modern cotton planting for fertilizer multifunctionality is difficult to meet is solved.

The invention relates to a composite microbial agent suitable for saline-alkali soil remediation of sorghum production in northeast alpine regions, and a preparation method and application thereof. The composite microbial agent comprises bacillus subtilis, bacillus mucilaginosus and pseudomonas fluorescens. Bacillus mucilaginosus capable of efficiently producing polyglutamic acid and potassium and pseudomonas fluorescens capable of secreting chitinase are separated and screened from obstacle soil in northeast alpine regions, and field trials are carried out in the obstacle soil (coastal saline-alkali soil) in the northeast alpine regions. The low-temperature slow-release fertilizer has the unique characteristics of secreting polyglutamic acid, potassium and chitinase under the low-temperature condition, is low in cost, and can effectively improve the physical and chemical properties of soil, increase the seed emergence rate, stimulate the root growth and enhance the salt resistance and alkali resistance of seedlings after being applied.

The invention discloses a compound ecological restoration method for a coal gangue mountain based on plant-microorganism synergy, and relates to the technical field of ecological restoration of the coal gangue mountain, the method comprises the following steps: obtaining a regional characteristic information set of a divided regional set of the coal gangue mountain; determining a regional microbial agent-field planting plant group set; planting the plants, preparing microbial root-irrigation liquid according to corresponding microbial agents, applying the microbial root-irrigation liquid to rhizosphere areas of the plants in a root-irrigation manner, and covering soil on the surfaces of the plants; obtaining an analysis result set; according to the analysis result set, directional adjustment is conducted on the microorganism root-irrigation liquid applied to the divided area set, and secondary root-irrigation ecological restoration is conducted on the corresponding divided areas according to the adjusted microorganism root-irrigation liquid. The technical problem that in the prior art, the restoration condition of the coal gangue mountain cannot be dynamically and comprehensively mastered, and consequently the ecological restoration effect is poor is solved. The technical effect of improving the ecological restoration quality is achieved.

The invention discloses plant probiotics with water retention, growth promotion and disease resistance effects and application thereof. The invention provides a complex microbial inoculant, which is prepared from the following active ingredients: 1) bacillus tequilensis Bac365 (GDMCC No: 65241), 2) microbacterium azadirachta Mic250 (GDMCC No: 65244), and 3) Enterococcus querebrasis Ent274 (GDMCC No: 65242) or Pseudomonas plecoglossa Pse350 (GDMCC No: 65243), and the active ingredients of the complex microbial inoculant are as follows: 1) bacillus tequilensis Bac365 (GDMCC No: 65243), 2) microbacterium azadirachta Mic250 (GDMCC No: 65244), and 3) the active ingredients of the complex microbial inoculant. The strain provided by the invention has good nitrogen fixation, phosphorus dissolution, IAA production, HA production and disease resistance, can effectively increase the utilization efficiency of water in drought soil, significantly promote plant growth and increase crop yield, and has good application prospects in the aspects of water retention and sand stabilization, agricultural production and the like.

The invention belongs to the technical field of soil conditioners, and particularly relates to a rice field soil conditioner and application thereof. The invention relates to a rice field soil conditioner. The rice field soil conditioner is composed of a compound fertilizer and a complex microbial inoculant, the compound fertilizer is prepared by mixing the following components in parts by weight: 20-30 parts of rice husk biochar, 20-30 parts of shell powder and 10-15 parts of potassium fulvate, the complex microbial inoculant is prepared by mixing the following components: 3-4 parts of paenibacillus polymyxa; 2 to 3 parts of bacillus marinus; and 1.5 to 2 parts of bacillus firmus. The soil conditioner is composed of a compound fertilizer and a complex microbial inoculant, the complex microbial inoculant is formed by mixing three microbial inoculants of paenibacillus polymyxa, paenibacillus marinus and bacillus firmus, and the soil conditioner is beneficial for improving soil fertility and increasing the thousand seed weight of rice, so that the yield of the rice is increased. And the chalky grain rate of the rice can be reduced, the rice roughness, the head rice rate, the amylose content, the gel consistency and the like can be improved, the rice quality can be improved, and the economic benefit of the rice can be improved.

The invention relates to the technical field of biomass waste reutilization and soil improvement, in particular to a biological polypeptide modified activated carbon soil conditioner and a preparation method thereof. The fertilizer comprises the following components in parts by weight: 5-7 parts of low-value animal waste protein, 5-7 parts of activated carbon, 6-8 parts of a landscaping substrate, 4-8 parts of vermiculite, 2-4 parts of a compound microbial agent and 4-8 parts of chitosan, low-value animal waste protein is prepared into functional polypeptide through a biotransformation technology, the functional polypeptide has the functions of adsorbing cations and chelating elements, then the functional polypeptide is used for modifying activated carbon, the functional polypeptide is organically mixed with other components according to a certain proportion to prepare the soil conditioner, and the functional polypeptide can be used as a fertilizer synergist in garden soil conservation and has a good application prospect. When the soil conditioner is used for treating the soil, nitrogen, phosphorus, potassium and trace elements in the soil can be enriched, the effectiveness of nutrient elements in the soil is improved, and the fixation of cadmium is reduced.

The invention belongs to the technical field of environmental microorganisms, and particularly relates to a microbacterium strain and preparation and application of a microbial agent of the microbacterium strain. The invention discloses a strain of Microbacterium zhangzhouensis GSS18, which is preserved in Guangdong Microbial Culture Collection Center on November 14, 2022, and the preservation number is GDMCC (China General Microbiological Culture Collection Center) No.62978. The strain of Microbacterium zhangzhouensis GSS18 disclosed by the invention has the advantages that the preservation number is CGMCC No.62978; compared with the prior art, the Microbacterium zhangzhouensis GSS18 disclosed by the invention can secrete esterase and lipoid esterase, and can be used for accelerating the rapid conversion of lipid substances of the compost and promoting the compost humus process.

The invention discloses a composite activated carbon filter material and a preparation process thereof, and belongs to the technical field of water treatment materials. The filter material sequentially comprises a modified coconut shell activated carbon matrix, a bimetallic oxide and a biodegradable functional film from inside to outside, the modified coconut shell activated carbon matrix is prepared by a three-step process of acid leaching modification, microwave activation and nitrogen doping; the bimetallic oxide is Fe-Mn oxide nano particles; the biodegradable functional film is composed of a polyvinyl alcohol / polylactic acid blended film and a complex microbial inoculant, and the complex microbial inoculant comprises a mixed flora of pseudomonas, bacillus and nitrifying bacteria. Through the three-layer composite structure of the coconut shell activated carbon matrix, the bimetallic catalyst layer and the biodegradable film, the synergistic effect of physical adsorption, chemical catalysis and biodegradation is achieved. Through step-by-step superposition of the functional layers, the removal efficiency of complex pollutants such as organic matters, heavy metals, ammonia nitrogen and the like is remarkably improved.