856results about How to "Improve germination rate" patented technology

The invention relates to the technical field of agricultural machinery automation, in particular to an intelligent seeding machinery automation control system which comprises a soil variability analysis module, a dynamic seeding mode adjustment module, a soil structure adjustment module, a seeding control and optimization module, an intelligent fault diagnosis module and a visualization module. Soil data are collected in real time through a soil variability analysis module, spatial variability and seeding suitability of soil are analyzed by utilizing a machine learning algorithm, and a dynamic seeding mode adjustment module automatically adjusts the seeding depth, the seeding speed, the seed spacing and the feeding amount according to an analysis result. The soil structure adjusting module can intelligently adjust the structure according to the compaction or loosening condition of soil, the intelligent fault diagnosis module monitors the operation state of the seeder in real time and diagnoses and repairs faults, and the visualization module provides a remote monitoring interface. According to the invention, the seeding process can be accurately controlled according to different soil conditions, the seeding uniformity and the crop germination rate are improved, and the efficiency and precision of agricultural production are remarkably improved.

The invention discloses a construction method for governing and repairing desertification degraded grassland in an arid area, and relates to the technical field of sand governing. The method comprises the following steps: evaluating a native vegetation type, vegetation coverage, a soil degradation and desertification degree, a soil type and a water resource condition; performing classified measures according to natural conditions, and determining different types of dune (flowing, fixed or semi-fixed) treatment measures; construction preparation; grid sand barriers are laid on the windward sides of the moving dunes and the semi-fixed dunes, and sand stabilization operation is conducted in a mechanical and manual combined mode; digging pits to plant indigenous shrubs subjected to special treatment, and using rooting water retention bags to improve the survival rate; the granular organic fertilizer and the seeds are mixed and stirred according to a certain proportion and then sown into soil at a time, the operation frequency is reduced, and precise fertilization is achieved. Through effective sand prevention and control measures, the sand wind damage is reduced, the living environment of farmers and herdsmen is protected, and the living quality is improved.

The high-speed air-blowing type precision seeder comprises a seeder transverse frame, a connecting front frame is fixedly mounted in the middle of one side of the seeder transverse frame, a mounting top plate is fixedly connected to the middle of the top end of the seeder transverse frame, and a power generation assembly is mounted at the end of one side of the mounting top plate in an embedded mode; a negative pressure fan assembly is embedded in the middle of the other side of the mounting top plate, a long air guide pipe is fixedly connected to the top of one end of the negative pressure fan assembly, and a protective top cover is clamped to the edge of the top end of the long air guide pipe. According to the corn seed conveying device, the phenomenon that corn seeds are damaged due to mechanical shearing in the conveying process is effectively prevented, it is ensured that the corn seeds can be completely planted into a field, the germination rate of the corn seeds after sowing is increased, and the use performance of a sowing machine is improved.

The invention provides a method for breeding spores of cibotium barometz and rejuvenating young spores. The method for artificially cultivating the Cibotium barometz, provided by the invention, comprises the following steps: separately planting sporophyte seedlings of the Cibotium barometz to be rejuvenated into a matrix, and carrying out rejuvenation culture; wherein the substrate is a mixture formed by mixing leaf mold and peat soil according to the volume ratio of (1-1.5): 1 or 1: 1, or a mixture formed by mixing leaf mold, white vermiculite and garden soil according to the volume ratio of 4: 1: 3. The method is low in cost, simple in technology, high in yield, high in seedling growth speed, suitable for large-scale batch production, capable of effectively meeting the rapid breeding requirement of the golden dog and capable of being widely applied to the fields of landscaping, medicinal production, scientific research and the like.

The full-biodegradable film mulching and punching equipment for crop planting comprises a sleeve, the sleeve is in threaded connection with the outer side of a connecting roller, and the upper portion of a punch is connected with an adjusting mechanism capable of adjusting the size of a discharging opening according to different crop vegetable seeds. The lower portion of the punch is connected with a frame plate through a first transverse rod and a limiting rod, and flow guiding mechanisms used for guiding crop vegetable seeds to the inner side of the frame plate are installed on the two sides of the frame plate. According to the equipment, the processes of film mulching, punching and sowing are automatically completed, the speed is high, the efficiency is high, the planting time is greatly shortened, and the agricultural production efficiency is improved. Automatic equipment replaces manual operation, manpower input is reduced, labor cost is reduced, meanwhile, labor intensity is relieved, the equipment can control the seeding quantity, the seeding uniformity and depth are guaranteed, the seed germination rate and the crop yield are improved, in addition, the equipment does not need any electric control unit, and cost is greatly saved.

The invention discloses a high-efficiency artificial cultivation method for gordon euryale seeds in northeast marsh, and belongs to the technical field of production and cultivation of economic plants in marsh, the method comprises the following steps: 1, selecting and germinating wild seeds; 2, seedling raising and temporary planting; 3, field transplanting and field planting; 4, growth management and harvesting. According to the method, the maturing rate of the gordon euryale seeds can be remarkably increased only by adopting a scientific method during transplanting, keeping the plant spacing and reasonably regulating and controlling the water level after transplanting, operation is easy and convenient, and the seed yield per unit area is increased by 5%. The method can effectively solve the problems of low survival rate, uneven growth vigor and unstable yield of wild gordon euryale seeds in northeast marsh.

The invention provides a soil sowing seedling raising method for cibotium barometz. The soil sowing seedling raising method of the cibotium barometz comprises the following steps: taking peat soil as a matrix, sowing spores of the cibotium barometz into the matrix, and culturing until sporophyte seedlings are obtained. According to the method, on the premise that the seedling quality is guaranteed, the seedling raising period is shortened, good growth conditions are provided for germination and development of the spores of the cibotium barometz, the seedling raising efficiency is improved, and the important practical value is achieved.

The invention provides a method for sterile sowing and efficient propagation of cymbidium faberi. The method comprises the following steps: pretreatment of cymbidium faberi seeds, sterile germination of the cymbidium faberi seeds, protocorm proliferation, differentiation, seedling strengthening and acclimatization and transplantation. The pretreatment comprises the steps of refrigerating hybrid seeds of cymbidium orchid at 4 DEG C, performing secondary disinfection with sodium hypochlorite, performing dark culture for 10-30 days after sowing, and then performing light culture, and the germination culture medium is prepared by taking 1 / 4 MS as a basic culture medium and adding 100-200ml / L of coconut water, 0.5-1.0 mg / L of 6-benayl aminopurine, 0.1-0.5 mg / L of naphthylacetic acid, 0.5-2.0 g / L of peptone and 0.5-1.0 g / L of activated carbon. According to the method, the seed germination rate can be effectively increased, the 60d seed germination rate reaches up to 85%, the pollution rate is reduced to 5% or below, 50.0 g / L inositol, 2.0 mg / L glycine and 2.0 mg / L nicotinic acid are added into a differentiation culture formula, the differentiation rate can be effectively increased, the leaf bud differentiation rate reaches up to 90%, meanwhile, rooting can be induced, the growth time of cymbidium faberi from seeds to seedlings is greatly shortened, a large number of high-quality seedlings can be obtained within a short time, and the method is suitable for large-scale popularization and application. Technical data are accumulated for cymbidium resource protection and new variety cultivation.

The invention provides a base fertilizer and mouth fertilizer simultaneous application combined seeder for rape and wheat. The base fertilizer and mouth fertilizer simultaneous application combined seeder comprises a discharging height adjusting system, a ditching and soil preparation system, a rack fan system and a seed fertilizer simultaneous application system, the discharging height adjusting system is connected with the rack fan system through a discharging height adjusting system connecting rod and a discharging height adjusting system mounting groove; the ditching and soil preparation system is connected with the rack fan system through a rack side plate; and the seed and fertilizer simultaneous application system is connected with the rack fan system through a seed and fertilizer box mounting plate. By adjusting the height of the cross beam of the discharging height adjusting system, seeds and a mouth fertilizer fall down from a proper height, and the situation that a seed outlet and a mouth fertilizer outlet make contact with soil, and discharging blockage is caused is avoided. The staggered installation of the seed outlet and the mouth fertilizer outlet can ensure that the seeds and the mouth fertilizer keep a certain vertical distance when falling into the soil, so that the direct contact between the seeds and the chemical fertilizer is effectively avoided, the direct ablation effect of the chemical fertilizer on the seeds is reduced, the seeds are protected from being damaged, and the emergence rate is increased.

The invention discloses burkholderia and application thereof in tobacco growth promotion, and belongs to the technical field of microorganisms. The Burkholderia sp. XCD4 is preserved in the China Center for Type Culture Collection (CCTCC), the preservation number of the Burkholderia sp. XCD4 is CCTCC NO: M 20241837, and the preservation time of the Burkholderia sp. XCD4 is August 23, 2024. The Burkholderia cepacia XCD4 is obtained through separation for the first time, the Burkholderia cepacia XCD4 has the good capacity of dissolving phosphorus and potassium, secreting IAA, producing siderophores, producing ACC deaminase and producing gibberellin, seed germination is promoted by remarkably improving the germination rate, germination potential, seedling length and root length of seeds, plant growth can be remarkably promoted, and the yield of plants is increased. Meanwhile, enrichment of phosphorus, potassium and other elements in tobacco planting plough layer soil can be reduced, and the utilization efficiency of the fertilizer is improved, so that the application prospect is good.

The invention relates to the technical field of microorganisms, and particularly discloses a bacterium Sutcliffia rhizosphaerae and an application of the bacterium Sutcliffia rhizosphaerae. The bacterium Sutcliffia rhizosphaerae is Sutcliffia rhizosphaerae 2212CXJCT4-14, is preserved in the Guangdong Microbial Culture Collection Center on January 24, 2024, and has the preservation number of GDMCC (China General Microbiological Culture Collection Center) No: 64311, and the preservation number of the bacterium Sutcliffia rhizosphaerae is CGMCC No: 64311. The Sutcliffia rhizosphaerae 2212CXJCT4-14 obtained by screening has a growth promoting function, and the strain has the functions of producing IAA (indoleacetic acid), dissolving phosphorus and the like, can remarkably promote the growth of the Futian flowering cabbage, and is expected to become a microbial fertilizer or preparation.

The invention relates to the field of ecological environment restoration, in particular to a reseeding device for grassland ecological restoration, which comprises a vehicle body, a driving unit, a monitoring unit, a reseeding unit and a soil covering unit are mounted at the bottom of the vehicle body, and the driving unit comprises a first driving part; the reseeding unit comprises a plowing assembly and a seeding assembly, the plowing assembly comprises a shell, the shell is connected with a first driving piece, an opening is formed in the shell, a locking piece is installed at the opening, a plough claw is hinged to the shell, a sleeve is hinged to the plough claw through a connecting rod, and an eccentric roller is embedded in the sleeve; the sowing assembly is installed in the vehicle body, a sowing opening is formed in the bottom of the vehicle body and provided with a sealing cover, the sealing cover is provided with a power piece and a triggering assembly, the triggering assembly is in signal connection with a controller, and the monitoring unit, the first driving piece, the locking piece and the power piece are all in signal connection with the controller. By monitoring the ecological condition of the grassland and automatically turning up and sowing grass seeds according to the real-time monitoring data, the damaged grassland ecology is efficiently and accurately restored.

The utility model discloses a sea grass seed rope laying and sowing robot, and relates to the technical field of marine ecological restoration. Comprising a carrying platform, a seed rope laying structure and a hydraulic transmission structure, and the seed rope laying structure and the hydraulic transmission structure are both integrated on the carrying platform; the carrying platform is further integrated with a frame, a bottom-attaching walking mechanism, a power supply and control mechanism, an underwater searchlight, a camera and a sensor. According to the utility model, sea grass seeds are pretreated and then wrapped in the galloon to form a seed rope which is used as a seeding belt loading medium, and laying and paying-off are automatically carried out along with walking of the carrying platform through a special paying-off pipe with a prism-like external shape and a built-in seed rope guide pipe, a hydraulic transmission structure, a spring structure, a sliding plate structure, a counterweight structure and the like in the laying structure; the sea grass seed sowing device and the sea grass seed sowing method have the advantages that the sea grass seed sowing device and the sea grass seed sowing method are simple and reliable, large-scale automatic mechanical operation can be realized, and the accurate sowing depth control is beneficial to greatly improving the emergence rate of sea grass seeds.

The invention provides a lobular red bean propagation method which comprises the following steps: 1) soaking a lobular red bean seed for 2-4 hours by utilizing a probiotic aqueous solution to obtain a soaked seed; 2) performing heating treatment on the soaked seeds at 40-60 DEG C for 2-4 hours to obtain activated seeds; and (3) sequentially performing germination culture, strong seedling culture and seedling hardening culture on the activated seeds to obtain the jumble bead rooting seedlings. According to the propagation method of the ormosia microphylla, provided by the invention, the ormosia microphylla seeds are subjected to soaking treatment through the probiotic aqueous solution for sterilization, and the soaked seeds are subjected to heating treatment, so that dormancy of the ormosia microphylla seeds is broken, germination is promoted, and the purposes of fast seedling emergence and high germination rate can be achieved.

The invention belongs to the technical field of agriculture, and particularly relates to a method for improving thin, thin and hard black land to make nutrients and moisture efficiently utilized, in particular to a method for improving thin, thin and hard black land to make nutrients and moisture efficiently utilized. According to the method for improving the thin, thin and hard black land and improving the efficient utilization of nutrients and moisture of the thin, thin and hard black land, aiming at the characteristics of thin and hard land parcels, wide-narrow-row crop rotation, straw returning to the field and organic fertilizer applying are adopted, straw returning to the field and organic fertilizer applying are adopted to supplement soil organic matter, and a strip ploughing technology is adopted on a machine tool, so that the yield of the soil is increased; soil is not moved in a large area, and a strip tillage machine is only adopted to perform strip tillage operation at the seedling zone to form a seedbed structure with the upper part open and the lower part solid; an intertillage and deep scarification technology is adopted, a deep scarification machine for efficiently utilizing water and fertilizer in a thin and hard black soil area is used, a plow pan is broken, upper water and lower water are communicated, a rat channel component is arranged, a rat channel is formed after deep scarification, a small reservoir and a soil layer are formed below a plough layer, straw is fully returned to the field, organic fertilizer is additionally applied, and soil hardening and water and soil loss are reduced. The organic matter content and activity of the black soil layer are gradually recovered.

The present invention relates to the technical field of ecological concrete slurry, and specifically to an ecological seed-carrying slurry for the slope of a mine dump, a preparation method and its application. Aiming at the special environmental characteristics of the Inner Mongolia mining area, the present invention prepares a new type of artificial aggregate containing growth domains and seeds, which is composed of a three-layer structure, each layer having a specific function, so as to achieve the purpose of promoting the germination of multi-source species, plant growth, providing nutrition and improving the soil environment. The slurry can not only effectively utilize solid waste and reduce costs, but also adopts in-situ point-type layered hole sowing to shorten the vegetation restoration cycle in the ecological restoration of the slope, greatly improve the survival rate of tree and shrub seed sources, reduce the number of watering times, save restoration costs, and reduce the workload of management. While effectively promoting vegetation restoration, it strengthens the stability of the slope, prevents soil and water loss, slows down runoff and consolidates the soil, providing an efficient and sustainable solution for the ecological restoration of green mines in Inner Mongolia.

The present invention discloses a planting mechanism of a garlic seeder, belonging to the field of seeders. The mechanism comprises a shell, a frame, a seed pressing plate, a seed pressing transmission chain, a seed pressing sprocket, a steering wheel and a side plate with holes. The frame and the steering wheel are fixedly mounted on the shell. The seed pressing plate is evenly distributed and fixed on the seed pressing transmission chain. The seed pressing transmission chain is wound around the seed pressing sprocket and the steering wheel. The side plates with holes are fixed on both sides of the frame and form a semi-enclosed channel with the frame. The opening of the semi-enclosed channel gradually narrows from top to bottom. The seed pressing plate passes through the semi-enclosed channel formed by the frame and the side plates with holes as the seed pressing transmission chain moves. The present invention has a simple and novel structure, can not only realize the planting of garlic seeds, but also can ensure that the garlic seed scales face upward and stand upright, meet the agronomic requirements of garlic seed sowing, improve the germination rate and yield of garlic seeds, and has a high market promotion value.

The invention relates to the technical field of agricultural planting, in particular to a fixed-point seeding device for agricultural planting, which comprises a seeding bearing box, a bearing frame is fixedly mounted at the front end of the seeding bearing box, a seeding material pipe is fixedly mounted at the front end of the bottom of the seeding bearing box, and a plowshare is fixedly connected to the bottom end of the seeding material pipe. A drive dibble seeding assembly is arranged inside and outside the seeding pipe and the bearing frame; the drive dibble seeding assembly comprises an insertion hole formed in the plowshare, a fixed-point seeding sleeve is slidably mounted in the insertion hole, an insertion shaft is rotatably arranged at the upper end of the interior of the fixed-point seeding sleeve in a penetrating manner, a driven rod is fixedly mounted in the middle of the insertion shaft, and a drive rod is fixedly connected to the top of the driven rod. When seeds in the fixed-point seeding sleeve fall into a furrow, the outer part is blocked by the fixed-point seeding sleeve, so that the problem that the planted seeds are excessively dispersed when falling during seeding is solved.

The invention relates to the technical field of peanut sowing machinery, in particular to a multi-seed pre-seed-filling type single peanut seed sowing device which comprises a machine shell, seed sowing discs and an arc-shaped seed protection plate, a seed inlet and a seed feeding opening are formed in one side of the machine shell, a seed throwing opening and a seed sowing pipe are arranged below the machine shell, the seed sowing discs are divided into the left seed sowing disc and the right seed sowing disc, and the arc-shaped seed protection plate is arranged on the left seed sowing disc and the right seed sowing disc. After the seed-metering plate is spliced, a V-shaped structure is formed at the large-diameter part in the middle of the seed-metering plate. Two or more seeds can be filled into the seed-metering disc in the seed filling stage through the seed-metering disc designed in a V-shaped structure and the inclined long-groove-shaped holes, the seed filling performance of the seed-metering device is improved, it is ensured that the number of the seeds can be accurately controlled in each hole through the design of the inclined long-groove-shaped holes arranged in a staggered mode, single-seed sowing is achieved, and the seed-metering efficiency is improved. And moreover, the number of the shaped holes with the elongated slot-shaped structures can be increased under the condition that the diameters of the seed-metering plates are the same, so that the operation speed of the seeder is increased, and the working efficiency is improved.

The invention discloses a side slope greening spray-seeding substrate and a preparation method thereof, and relates to the technical field of spray-seeding substrates. The slope greening spray-seeding substrate comprises soil, plant fibers, rice husk charcoal, walnut shells, water glass, polyvinyl alcohol, borax or boric acid, fertilizer, a water-retaining agent and water. According to the slope greening spray-seeding substrate, the adopted materials are environment-friendly, such as coco coir soil, rice husk charcoal, walnut shells and the like, and all belong to biological materials; the water glass belongs to an inorganic non-metallic material, not only can play a bonding role, but also can be used as a fertilizer in the vegetation growth process; the polyvinyl alcohol has good natural degradation performance and also does not influence the environment. Meanwhile, by means of the spray-seeding substrate, vegetation has the high germination rate, and meanwhile the spray-seeding substrate can be suitable for a side slope with the gradient of 78 degrees.

The content of IAA produced by the pantoea agglomerans JHS0317 can reach 26.81 mg / L, the content of ACC deaminase produced by the pantoea agglomerans JHS0317 is 470.34 U / L, the pantoea agglomerans JHS0317 has multiple functions of dissolving phosphorus, dissolving potassium, fixing nitrogen, producing siderophore and the like, meanwhile, the pantoea agglomerans JHS0317 has inhibition effects on tobacco fusarium oxysporum and fusarium solani, the inhibition rates are 42.98% and 41.20%, the germination rate of tobacco seeds is increased through treatment of the strain JHS0317, and the root length is remarkably promoted; the root activity, the whole plant fresh weight, the overground fresh weight, the root fresh weight, the maximum leaf length and the maximum leaf width of tobacco seedlings treated by the strain JHS0317 with the bacterium content of 1 * 10 < 5 > cfu / mL in a seedling culture substrate are obviously higher than those of the tobacco seedlings treated by a contrast, and the strain can be used as a plant growth-promoting rhizobacteria and has a good application prospect in research and development of microbial fertilizers and biological prevention and control of tobacco fusarium root rot.

The invention discloses a microbial seed coating agent, in the microbial seed coating agent, saline-alkali-resistant phosphorus-dissolving compost bacillus subtilis C007 is adopted, seeds coated by the microbial seed coating agent have a saline-alkali-resistant environment, and meanwhile, the microbial seed coating agent has a promoting effect on the growth of crops. The microbial seed coating agent disclosed by the invention further comprises saline-alkali-resistant phosphorus-solubilizing composting bacillus subtilis C007 and a bacillus velezensis complex microbial inoculant with the preservation number of CCTCC (China Center For Type Culture Collection) NO: M 20221937; the microbial seed coating agent adopting the complex microbial inoculants can promote the growth of wheat seedlings in saline-alkali soil and saline-containing aqueous solution.

The invention relates to the technical field of crop sowing, and discloses an oilseed rape sowing system and method suitable for heavy soil in hilly areas, the system comprises: a sensor assembly, which comprises a humidity sensor and an image collector, and is arranged on an oilseed rape precision direct sowing machine; the control module is electrically connected with the sensor assembly and the rape precision direct seeding machine, the control module is configured to collect real-time information of the sensor assembly and control the rape precision direct seeding machine according to the real-time information, and the control module comprises a collection unit, a processing unit and a control unit. Through accurate soil data analysis and real-time adjustment, the sowing precision can be improved, the soil adaptability can be optimized, the germination rate and the growth quality of the rape can be improved, and the method is particularly suitable for complex soil conditions in hilly areas and has remarkable agricultural production benefits.

The invention relates to a fertilizer synergistic composition, a special corn fertilizer and a preparation method thereof, and belongs to the technical field of fertilizers. The fertilizer synergistic composition comprises the following components in percentage by weight: 0.6%-5.0% of polyaspartic acid, 1.2%-4.0% of polyacrylamide, 0.3%-2.0% of a nitrification inhibitor and the balance of zeolite powder. The invention also provides a special corn fertilizer containing the fertilizer synergistic composition. The polyacrylamide in the composition provided by the invention can improve the soil structure, increase the porosity and air permeability of the soil, improve the water retention capacity of the soil and reduce the permeability of the soil, so that the fertility of the soil and the yield of crops are improved. According to the fertilizer synergist, the utilization degree of a fertilizer is increased, the release speed of the fertilizer is controlled, and the fertilizer can act for a long time.

The invention relates to the technical field of biology, in particular to application of coding sites of soybean PRR5a and PRR5b genes in the aspect of regulating and controlling salt tolerance and application of a mutant material generated by the coding sites in the aspect of regulating and controlling the salt tolerance of soybeans. According to the invention, an effective target for editing soybean PRR5a and PRR5b genes is subjected to double-strand breakage under mediation of endonuclease Cas9, so that different allele mutants of PRR5a and PRR5b are obtained. By knocking out the PRR5a and PRR5b genes, a new strategy is provided for enhancing the salt tolerance of the soybeans, reliable means and materials are also provided for cultivating new varieties of the soybeans and improving the salt tolerance, and the method plays an important role in research and production of crops.

The invention belongs to the technical field of seedling raising substrates, and particularly relates to a seedling raising substrate based on straw and cow dung and a preparation method thereof.The seedling raising substrate based on straw and cow dung is prepared from, by weight, 20-40 parts of dry cow dung, 20-40 parts of straw segments, 10-20 parts of ferroferric oxide composite water-absorbent resin, 6-8 parts of EM bacteria and 40-60 parts of field soil. The preparation method comprises the following steps: grafting a silane coupling agent on the surface of ferroferric oxide, then carrying out polymerization reaction on the surface of the ferroferric oxide grafted with the silane coupling agent and acrylic acid to generate ferroferric oxide-sodium polyacrylate particles, and the ferroferric oxide-sodium polyacrylate particles are magnetic particles. And the surfaces of the ferroferric oxide-sodium polyacrylate particles have abundant carboxyl (-COOH) and sodium carboxylate (-COONa) functional groups. The functional groups can form hydrogen bonds or ionic bonds with water molecules, so that the hydrophilicity and water absorption of the surfaces of the particles are improved.

The invention discloses a degenerated desert steppe seed reseeding formula and an application method, and belongs to the technical field of seed reseeding formula preparation. The degenerated desert steppe seed reseeding formula is composed of the following components in parts by weight: 50-70 parts of forage grass seeds, 10-20 parts of a compound fertilizer, 2-5 parts of a nano-complexing agent, 2-4 parts of sodium polyacrylate, 3-6 parts of a plant growth regulator and 35-50 parts of fermented cow dung. Wherein the forage grass seeds are formed by taking stipa capillata, artemisia frigida and kochia scoparia as a fixed combination and matching with one or more of polygonum aviculare beans, wheatgrass, lespedeza and caragana microphylla; the composite fertilizer is prepared from corn straw, acrylic acid, paraformaldehyde, urea and citric acid, and the nano complexing agent is prepared from 4-boric acid triphenylamine, 5-bromo-2-thiophenecarboxaldehyde, 2, 4-dimethyl pyrrole, triethylamine, N-bromo-succinimide, divaleryldiboron and caffeic acid phenethyl ester. The formula prepared by the method can effectively improve the recovery of the desert steppe.

The invention relates to a Prussella sp. And application thereof, and belongs to the technical field of microorganisms. The method comprises the following steps: firstly, screening and separating a strain of Plesteria sp. RL-1 from intestinal tracts of worker termites of saw termites, and preserving the Plesteria sp. RL-1 in China General Microbiological Culture Collection Center (CGMCC) with the preservation number of CGMCC No.32481; the Prussella reevesii RL-1 can grow on an inorganic salt culture medium with alkali lignin as a unique carbon source, and has the capacity of degrading alkali lignin and decolorizing dye; experiments prove that the Princisteria RL-1 can rapidly and efficiently degrade alkali lignin, the degradation rate reaches up to 88% or above, the Princisteria RL-1 can adapt to wide temperature and pH ranges and can directly degrade crop straw such as rice straw, obtained metabolites can promote plant growth, and the Princisteria RL-1 can be applied to resource application of agricultural waste and has a wide application prospect. And wastewater treatment in industries such as papermaking and printing and dyeing.

The content of IAA produced by the enterobacter ludwigii XL0404 can reach 18.94 mg / L, the content of ACC deaminase produced by the enterobacter ludwigii XL0404 is 484.48 U / L, and the enterobacter ludwigii XL0404 has multiple functions of dissolving phosphorus, dissolving potassium, fixing nitrogen, producing siderophore and the like, has an inhibition effect on main root and stem disease pathogenic bacteria such as phytophthora nicotianae, rhizoctonia solani, rhizoctonia tectorum, fusarium oxysporum, fusarium solani and the like, and has an inhibition rate of 41.20-55.88%; the germination rate of the tobacco seeds is increased through treatment of the strain XL0404, and the root length is remarkably promoted; the root activity, the whole plant fresh weight, the overground fresh weight, the root fresh weight, the maximum leaf length and the maximum leaf width of the tobacco seedlings treated by the strain XL0404 with the bacterium content of 1 * 10 < 7 > cfu / mL in a seedling culture substrate are obviously higher than those of the tobacco seedlings treated by contrast treatment, and the strain XL0404 can be used as plant growth-promoting rhizobacteria and has a good application prospect in research and development of microbial fertilizers and biological prevention and control of tobacco rhizome diseases.

The invention relates to the technical field of planting equipment, and discloses a traditional Chinese medicinal material planting field ridging device which comprises a traction frame used for being connected with a traction carrier, a supporting frame is fixedly connected to the bottom of the traction frame, a separation mechanism is arranged in the supporting frame, and a conveying belt is arranged behind a bucket, so that the traditional Chinese medicinal material planting field ridging device is formed. According to the ridging machine, shoveled soil can be conveyed, the soil is screened through the part composed of the round bars in the middle of the conveying belt, loose soil can fall back to the ground again from gaps of the round bars, and some large sundries such as stones in the soil can be continuously conveyed along with the conveying belt so as to avoid the situation that during ridging, the soil cannot fall off easily. In the prior art, soil in a place with stones is difficult to be uniformly compacted, and the conditions of looseness and large compactness difference occur, so that the growth of root systems of crops is influenced, the root systems are non-uniformly grown in the soil with different compactness, and the absorption of the root systems to water and nutrients is influenced.