183 results about "Taproot" patented technology

The invention provides bacillus subtilis KC-1 as well as a composition and application thereof, and belongs to the technical field of microorganisms. The preservation number of the bacillus subtilis KC-1 is CGMCC (China General Microbiological Culture Collection Center) No.35237. The bacillus subtilis KC-1 can secrete IAA, has nitrogen fixation capacity and can generate siderophores. The bacillus subtilis KC-1 and whey protein are used as a composition, and the bacillus subtilis KC-1 and the whey protein jointly act to prepare the seed treatment material, so that a synergistic effect can be achieved, and corn seed germination and seedling root development are remarkably promoted. Experiments show that compared with single use of the whey protein and the bacillus subtilis KC-1, the combined use of the whey protein and the bacillus subtilis KC-1 can significantly improve the seed germination rate, the length of buds on the overground part, the length of main roots on the underground part, the total root volume, the total root surface area, the total root length and the seedling auxin concentration, and also can significantly reduce the concentration of abscisic acid in seedlings, so that the survival rate of the seedlings is improved. The germination of seeds and the growth of seedlings under drought conditions are promoted, and the drought resistance of plants is improved.

The invention relates to the technical field of molecular biology, and discloses application of TaPSY5 small peptide and a coding gene thereof in promoting plant root growth. A tyrosine sulfated polypeptide is named as TaPSY5 small peptide and is as follows: (a) mature small peptide composed of 18 amino acids shown in a sequence 1 in a sequence table and having tyrosine sulfated modification; the TaPSY5 small peptide precursor protein is the following (b) or (c): (b) a protein composed of amino acids as shown in a sequence table 2; and (c) a protein derived from the amino acid of the sequence 2 in the sequence table through deletion / or substitution / or insertion of one or more amino acids. The TaPSY5 small peptide is externally applied, so that the growth rate of a plant root system can be increased. The gene (TaPSY5 gene) for coding the TaPSY5 precursor small peptide also belongs to the protection range of the invention. The invention also protects that the TaPSY5 gene is introduced into a target plant, and lateral roots and main roots of the obtained transgenic plant are significantly more than those of the target plant.

The invention belongs to the field of muskmelons, and particularly relates to a muskmelon seedling stage root system premature ability evaluation method. According to the melon seedling stage root system early emergence capability evaluation method, black soil is used as a medium to cultivate plant seedlings in batches, image analysis and data acquisition are facilitated, the measured main root length, lateral root total length and lateral root number variation range distribution is uniform and continuous, variation difference is remarkable, and the method is suitable for large-scale popularization and application. The difference of root growth conditions of different plant materials can be reflected. The evaluation method provided by the invention can be used for evaluating the early germination capability of different muskmelon materials, so that the experiment time is saved, the experiment repeatability is high, the stability is high, the data reproducibility, repeatability and stability are relatively good, the evaluation of the early germination capability of the root systems of a plurality of muskmelon materials can be completed at one time, and the evaluation method has a wide application prospect. The high-throughput evaluation of the early-growing capability of the melon root system is realized.

The utility model discloses a main root cutting machine based on a chain saw. The root cutting machine comprises a rack, a gear transmission assembly and a chain saw transmission assembly, the gear transmission assembly is arranged on the upper portion of the rack, the chain saw transmission assembly is located beside the rack, and the chain saw transmission assembly is driven by the gear transmission assembly to rotate through driving of a hydraulic output power shaft. The gear transmission assembly is mainly composed of a transmission shaft, a universal joint and a pair of right-angle bevel gears, one end of the transmission shaft is connected with a hydraulic output power shaft, the other end of the transmission shaft is fixedly connected to one right-angle bevel gear, the two right-angle bevel gears are meshed with each other, and the other right-angle bevel gear is connected with one end of a connecting rod. The other end of the connecting rod is in transmission connection with the chain saw transmission assembly through a universal joint. The chain saw transmission assembly can effectively cut main roots, efficient main root cutting operation can be achieved in cooperation with orchard power machinery, the chain saw can be replaced, and the main root cutting requirements of fruit trees of different varieties can be met.

The invention provides a root development monitoring device for pasture growth, and relates to the technical field of pasture monitoring, and the root development monitoring device comprises a planting frame, a placement plate, a cultivation assembly and an inspection mechanism; a water culture box is erected above the placement plate, the culture assembly comprises a partition plate fixedly arranged in the middle of the water culture box, four inner lining plates are fixedly arranged on the inner wall of the water culture box and located on the two sides of the partition plate, and water culture trays are placed on the upper surfaces of the four inner lining plates. According to the scheme, a transparent observation frame is finally arranged in the middle of the water culture box, and a bidirectional camera capable of adaptively ascending and descending along with the shapes of the inclined planes on the two sides of a limiting plate is arranged for observing the transparent observation frame; through the transparent observation frame, the development conditions (the shapes of main roots and lateral roots, the growth conditions of the lateral roots on the main roots, the growth degree of the main roots, whether the root systems decay or not and other conditions) of the root systems of the forage grass in the water culture box can be visually observed.

The present invention discloses an integrated rainwater infiltration and drainage system for sponge cities, which is applied to replace rainwater grates at road intersections and relates to the technical field of urban drainage. Specifically, it includes an infiltration and drainage group, a storage and regulation group, and a discharge box that are vertically arranged from top to bottom. The infiltration and drainage group includes a cover for blocking debris on the road surface, an infiltration and drainage box arranged below the cover, and a permeable layer arranged inside the infiltration and drainage box. The storage and regulation group includes a water storage capsule, a main root pipe, and several capillary root pipes. The system of the present invention intercepts debris on the road surface through the infiltration and drainage group to prevent it from flowing into the sewer pipe and forming a blockage. The rainwater flowing into the infiltration and drainage box penetrates through the permeable layer and adsorbs particulate matter. When it penetrates into the water storage capsule in the storage and regulation group and causes it to expand and store water, when the top of the water storage capsule expands and contacts the bottom of the infiltration and drainage box, it will reverse-pressure the water to drain downward into several main root pipes and seep into several capillary root pipes, reducing the pressure of rainwater infiltration and drainage on the sewer, alleviating waterlogging, and reducing rainwater pollution at the same time.

The invention discloses a ginseng extract composition and a preparation method and application thereof, and belongs to the field of extraction technology.The preparation method comprises the steps that an enzyme-containing crude extract is extracted from fresh ginseng containing fresh stems and leaves, main root total saponins are extracted from main roots of ginseng, fibrous root total saponins are extracted from fibrous roots of ginseng, and the ginseng extract composition is obtained. And dissolving and mixing the enzyme-containing crude extract, the main root total saponins and the fibrous root total saponins by using a buffer solution, converting for enough preset time at the appropriate temperature of the enzyme to obtain a crude product system, and removing water and water-soluble impurities in the crude product system to obtain the ginseng extract composition. According to the ginseng extract composition, enzymes in fresh ginseng and saponin in main roots and fibrous roots are combined, conversion and extraction of ginsenoside are promoted, natural enzymes in the fresh ginseng are beneficial to converting the saponin into components with higher biological activity, and the prepared ginseng extract composition not only can treat the alcoholic fatty liver, but also has a prevention effect on the alcoholic fatty liver; and compared with direct taking of ginseng or taking of a direct extract of the whole ginseng, the effect is better.

The invention relates to the technical field of soil improvement and ecological restoration, and discloses a liquorice planting method based on synergistic utilization of coal-based solid waste and desertified land, which comprises the following steps: crushing alkaline coal-based solid waste and acidic coal-based solid waste, mixing according to a mass ratio of 2: 8-4: 6, adding a modified humic acid-based heavy metal passivator and water, and uniformly mixing to obtain a mixture; uniformly mixing and aging to obtain a coal-based solid waste mixture; spreading the mixture on the surface layer of the desertification land, performing rotary tillage and deep tillage to mix the mixture with the sandy soil, and adjusting the pH value to be stable at 7.5-8.5; the treated liquorice seeds are sown, main roots are harvested in autumn of the third year, deep root systems and lateral root bud points are reserved, and overground straw is smashed and returned to the field; soil nutrition indexes are monitored regularly, other commercial crops are planted when the soil nutrition indexes reach a set threshold value, and if not, regeneration planting of the liquorice is maintained. Through synergistic compounding of acid-base solid waste and chelating of the passivating agent, substrate pH self-regulation and heavy metal resistance control are achieved, and the physicochemical property of sandy soil is improved.

The invention belongs to the technical field of plant genetic engineering and disease-resistant breeding, and particularly relates to a construction method of soybean GmLNK2 gene four mutants and application of the soybean GmLNK2 gene four mutants in soybean disease-resistant breeding, by means of a CRISPR / Cas9 technology, wild soybean WS82 is used as a material, three target spots are designed for GmLNK2a, GmLNK2b, GmLNK2c and GmLNK2d genes of a GmLNK2 gene family, and simultaneous knockout is performed to obtain a mutant plant. Compared with a wild type WS82, the plant height of a mutant plant is obviously reduced, the length of a main root is obviously shortened, and the leaf area of three-out compound leaves is obviously reduced, which indicates that the mutant plant is more sensitive to pathogenic bacteria in a root rot disease nursery, the susceptibility degree is more serious, and growth and development are obviously inhibited, the key effect of the GmLNK2 gene family in soybean root rot resistance is clarified, and the application of the GmLNK2 gene family in soybean root rot resistance is developed. Important gene resources and technical support are provided for soybean disease-resistant molecular mechanism research and disease-resistant variety cultivation.

The present invention relates to the technical field of planting flower pots, and discloses a bougainvillea root lifting and shaping device and a use method. The structure of the bougainvillea root lifting and shaping device includes a flower pot, a bottomless pot, and a bracket. The present invention adds a bottomless pot to the bougainvillea planting flower pot, and is assembled with a plurality of spliced ​​expansion rings with the help of the bottomless pot. The number of expansion rings can be superimposed according to the required root lifting height of the bougainvillea root system, so that the roots of different heights can be lifted, thereby increasing the variability and adaptability of the root lifting and shaping. In addition, a constraint frame is added to the flower pot, and the constraint frame is placed in the area of ​​the center of the flower pot where the root system needs to be restricted from growing downward. The holes therein can allow the capillary roots of the bougainvillea root system to pass through and absorb nutrients and moisture from the soil inside the flower pot. However, the constraint frame can physically block the main root from deeply rooting outward, forcing the root system to develop towards a preset lifting area, reducing ineffective root growth from the root source, concentrating energy on the shaping part, and improving the efficiency of the root lifting and shaping.

The invention relates to the technical field of fruit tree cultivation, and discloses an apple deep-rooted cultivation method suitable for M9T337 rootstock, the apple deep-rooted cultivation method comprises the steps of nursery stock pretreatment, ditching and field planting, staged soil covering and chemical control management, rootstock cortex rooting is induced by combining layer-by-layer soil covering and chemical control measures, and the problems of shallow root system and poor stress resistance of the M9T337 rootstock are solved. According to the method, a complete technical chain of pretreatment, field planting, root inducing, regulation and maintenance is constructed, a continuous deep root induction environment is created through staged soil covering, and a deep root cultivation mode from passive adaptation to active induction is realized by matching with pretreatment of a composite agent to induce rooting and chemical control management to coordinate nutrient distribution. Practice shows that after M9T337 rootstock apple seedlings cultivated through the method are planted for one year, the proportion of deep root systems below 30 cm is increased to 45-50% from 15-20% of traditional cultivation, the length of main roots can reach 50-60 cm, root system distribution is more reasonable, and the deep water and fertilizer absorption capacity is remarkably improved.

The invention discloses an application of an OsCFIm68b gene in regulation and control of Cd resistance of rice and Cd accumulation of grains. The OsCFIm68b gene in rice is knocked out through gene editing to obtain a knockout mutant, and it is found that under the Cd polluted soil culture condition, the length of a main root is shortened, the number of lateral roots is reduced, the length of a total root is shortened, and the Cd concentration of grains is reduced to 1 / 3 of that of a wild type. Therefore, the OsCFIm68b gene is a negative regulatory factor for encoding Cd accumulation of the rice grains, the Cd accumulation of the rice grains can be improved by weakening the expression of the OsCFIm68b gene, the Cd resistance of the rice is improved, and a new gene target is provided for Cd low-accumulation breeding of the rice.

The invention belongs to the technical field of microorganism application, and particularly relates to application of Isaria endula 2018BY-1 in production of indoleacetic acid and promotion of plant growth, the amount of indoleacetic acid secreted in a liquid LB culture medium containing L-tryptophan is 226.25 + / -25.98 mu g / mL, and the Isaria endula 2018BY-1 can effectively increase the content of indoleacetic acid in a plant environment to promote plant growth. Specifically, main root cells are induced to divide, propagate and extend, and the height of plants is increased, so that the leaf area of the plants is increased, the crop quality is improved, and the yield is increased.

The invention discloses a container seedling raising method using chaff to assist in root cutting, and belongs to the technical field of container seedling raising. Aiming at the technical pain points that root systems easily break through containers, seedlings are difficult to take and the survival rate is low in existing container seedling raising, the method comprises the steps of laying part of chaff in a nursery, adding the chaff into cup filling soil, guiding the root systems to extend in multiple directions by utilizing the chaff after the containers are placed, filling gaps among cups with the chaff and the like, so that the growth of the root systems is physically regulated and controlled. According to the method, more fibrous roots and less main roots can be generated on seedling roots, so that the seedling taking efficiency is remarkably improved (the seedling taking time is shortened by about 30%, and the seedling taking cost is reduced by about 30%), the seedling survival rate is improved (improved by 3%), and the transportation cost is reduced (reduced by about 15%). Although the seedling raising cost is increased by 3-5%, comprehensive benefits are remarkable, good social benefits and economic benefits are achieved, and the method is suitable for large-scale container seedling raising production of various seedlings such as cedarwood and slash pines; the method has particularly obvious social benefits and economic benefits for culturing cup seedlings of tree species with obvious main roots, such as cyclobalanopsis rubra, cyclobalanopsis glauca, liquidambar formosana hance, phoebe zhennan and the like.

The application belongs to the technical field of biological breeding, and particularly relates to application of D-ribose in improving plant salt stress resistance. The application provides application of D-ribose in improving plant salt stress resistance. As an important plant metabolite, D-ribose plays a key role in the growth and development stage of plants. Under salt stress conditions, application of D-ribose can not only promote the growth of plant taproot, plant height and leaf, reduce the inhibitory effect of salt stress on crop growth, but also has a protective effect on flowering and seed production of later plants. The application method is simple, and the use effect is remarkable.

The application relates to the technical field of forestry seedling raising and ecological restoration, and discloses a root guiding type full-biodegradable tree planting bag based on hybrid material modification and application, the tree planting bag is an integrally injection molded structure, the inner wall is provided with vertical root guiding edges, and the bottom is provided with a cross-shaped easy-to-crack line; the tree planting bag is longitudinally divided into an upper structure area and a lower degradation promoting area. The upper part is composed of PBAT / PLA and hybrid materials and has high strength and weather resistance; the lower part is composed of PBAT / PPC, hybrid materials and plant fibers and has moisture absorption and rapid degradation characteristics. The hybrid material is a composite in which nano-hydroxyapatite grows in situ on the surface of attapulgite. Through the synergy of the longitudinal gradient material and the physical root guiding structure, long-term shape retention during seedling raising and rapid disintegration of the bottom after planting are realized, the problems of seedling taproot and degradation lag are solved, the degradation products can adjust the pH value of the rhizosphere soil and provide phosphorus and calcium nutrition, and the afforestation survival rate is improved.

The invention discloses a rainwater seepage and drainage integrated system for a sponge city, which is applied to a replacement rainwater grate at a road intersection, relates to the technical field of urban drainage, and specifically comprises a seepage and drainage group, a regulation and storage group and a drainage box which are vertically arranged from top to bottom; the seepage and drainage set comprises a sealing cover used for blocking sundries on the road surface, a seepage and drainage box arranged below the sealing cover and a seepage layer arranged in the seepage and drainage box. The regulation and storage group comprises a water storage capsule, a main root canal and a plurality of capillary root canals. According to the system, sundries on the road surface are intercepted through the seepage and drainage set and prevented from flowing into a sewer line to form blockage, and rainwater flowing into the seepage and drainage box permeates through the permeation layer and adsorbs particles; when the rainwater permeates into the water storage capsule in the regulation and storage group to be expanded to store water and the top of the water storage capsule is expanded to be in contact with the bottom of the seepage and drainage box, the seepage and drainage box is reversely pressed to downwards drain water into the main root pipes and seep into the capillary root pipes, so that the pressure of seepage and drainage of the rainwater to a sewer is relieved, and rainwater pollution is reduced while accumulated water is relieved.

This utility model relates to the field of soybean planting technology, specifically disclosing a soybean planting box, including a base, a water collection tank fixedly connected to the upper end of the base, multiple planting box bodies arranged above the water collection tank, an adjustment mechanism arranged between the multiple planting box bodies, multiple evenly distributed conical protrusions arranged at the bottom of the inner wall of each of the multiple planting box bodies, and multiple drainage holes arranged alternately with the conical protrusions through the lower end of each of the multiple planting box bodies, and planting substrate filled in each of the multiple planting box bodies. By setting the conical protrusions at the bottom of the inner wall of the planting box body to form a three-dimensional slope, the main root of soybean is guided to grow down along the sloping surface of the protrusion, while the lateral roots extend laterally from the gaps between the cones, avoiding the root entanglement caused by the traditional flat bottom wall. The conical structure makes the bottom wall surface form a non-planar drainage channel, and excess water flows quickly to the surroundings along the sloping surface of the cone and is discharged from the drainage holes, preventing soybean roots from rotting due to waterlogging.

This invention discloses Chinese kale BoaFLZ35 The application of genes in promoting vegetative growth of plants. This invention utilizes a gene-based approach to construct a *Gynostemma pentaphyllum* plant. BoaFLZ35 Heterologous overexpression of the gene in Arabidopsis thaliana was used to observe and analyze its effects on vegetative growth traits such as root elongation and rosette leaf morphology in transgenic plants. The results showed that heterologous overexpression... BoaFLZ35 This gene can significantly increase root cell length, thereby promoting the elongation of the Arabidopsis taproot; simultaneously, it can also increase leaf cell volume, resulting in significantly larger rosette leaves in transgenic plants. Therefore, it is evident that... BoaFLZ35 This is an important gene in the FLZ family of plants that positively regulates vegetative growth. This invention provides new insights into the function of FLZ family genes in the genus Brassica and also provides important candidate genes for high-yield molecular breeding of Brassica vegetables such as Chinese kale.

The invention discloses a management method for large-scale removal of spartina alterniflora, and relates to the technical field of ecological environment management, and the method comprises the following steps: S1, growth surveying and mapping: surveying the distribution density and plant height of spartina alterniflora in a to-be-managed area through an unmanned aerial vehicle remote sensing technology; the method comprises the following steps: S1, cutting spartina alterniflora with water before a flowering period in June to August, S3, directional ploughing: performing first ploughing along a direction perpendicular to a tidal creek by using a hydraulically-driven V-shaped deep ploughing plough, S4, insolating and dehydrating: keeping an exposed state of the ground surface after ploughing, and continuously insolating for 10 days by using natural light, S5, removing residues, S6, deeply burying in a layered manner, S7, performing biological inhibition, and S8, performing ecological restoration. Through the steps S1 and S3, accurate cutting and thorough crushing of main roots and transverse rhizomes of spartina alterniflora are achieved, the root cutting efficiency and range are greatly improved, and a foundation is laid for subsequent removal; through the steps S2 and S5, a full-dimension clearing system is formed, and the regeneration risk is remarkably reduced.

This invention discloses a deep-sea Bacillus strain and its applications, belonging to the field of agricultural microbiology and biocontrol technology. This invention screened and identified a deep-sea Bacillus strain NT-3-7. Experimental verification showed that the deep-sea Bacillus strain NT-3-7 provided by this invention is tolerant of saline-alkali environments (it can grow in 15% NaCl and pH 9.0 environments) and possesses good nitrogen-fixing, phosphorus-solubilizing, and potassium-solubilizing abilities; it has excellent growth-promoting effects on plants, increasing plant height, taproot length, root dry weight, and stem and leaf weight of chili pepper plants. Using the deep-sea Bacillus strain NT-3-7 provided by this invention to prepare products that promote plant growth can help promote sustainable agricultural development while significantly reducing environmental pollution, showing promising application prospects.

This utility model discloses a layered mesh integrated cultivation pot, relating to the field of cultivation pot technology. This layered mesh integrated cultivation pot includes a substrate pot, a lower trapezoidal sand storage pot, and an integrated structure. The lower trapezoidal sand storage pot is fixedly connected to the bottom of the substrate pot, with a ratio of 1:2 between the substrate pot and the lower trapezoidal sand storage pot. The integrated structure includes a mesh, a bottom plate, a feeding port, a rectangular support plate, a cultivation frame, and a spacing plate. The cultivation frame is mounted on the substrate pot, and the bottom of the cultivation frame is integrally formed with a spacing plate. Multiple sets of horizontal holes are provided on the spacing plate to facilitate the growth of seedling roots. Compared with traditional root-promoting cultivation methods, this utility model rationally separates the upper and lower layers. The substrate pot has ideal bulk density and good physicochemical properties, which is beneficial for fixing seedlings or miniature potted plants to maintain upright growth, ensuring normal root development, and achieving simultaneous root strengthening, root promotion, and root nourishment, reducing manpower, material resources, and financial resources during the root promotion period.

The invention discloses an intelligent control method and system for water and fertilizer of under-forest crops based on Internet of Things sensing, and relates to the field of agricultural intelligent equipment. The system comprises a sensing layer, a transmission layer, a data processing layer, an execution layer and an interaction layer, the sensing layer collects soil nutrients, humidity and environmental parameters by deploying multi-parameter sensing nodes (avoiding a tree main root area) in a matrix manner, and transmits the soil nutrients, humidity and environmental parameters to a cloud platform through dual-mode communication; the data processing layer calls a water and fertilizer regulation and control model fusing an expert rule base and an improved BP neural network, and generates a regulation and control scheme in combination with a crop growth stage; the execution layer achieves accurate application through zoned drip irrigation and flow feedback, and closed-loop adjustment is formed. The system solves the problems of monitoring distortion, extensive decision, unstable communication and the like in the prior art, realizes intelligent and accurate regulation and control of water and fertilizer of understory crops, improves the utilization efficiency of water and fertilizer, and adapts to a complex understory environment.

The invention provides a nutrient solution for domestication culture of rubber tree tissue culture seedlings and a water culture domestication seedling raising method, and belongs to the technical field of plant seedling breeding. The invention provides a nutrient solution and a water culture domestication seedling raising method. The nutrient solution can provide sufficient nitrogen, phosphorus and potassium for the tissue culture seedlings of the rubber trees, the plant height, stem diameter, small leaf number and quality of the tissue culture seedlings subjected to domestication seedling culture are improved, and the effects of improving the quality of the tissue culture seedlings and shortening the seedling culture period are achieved. According to the water culture domestication seedling raising method, water or a nutrient solution is adopted as a tissue culture seedling domestication seedling raising substrate, a conical root control device is used for controlling the main root length of a plant, rubber tree tissue culture seedling domestication seedling raising operation is simplified, the main root length of domestication seedlings is controllable, and the domestication seedling raising period is shortened; the low-temperature and high-temperature tolerance capability in the domestication process of the tissue culture seedlings is improved, the survival rate of domesticated seedling culture of the tissue culture seedlings of the rubber trees is favorably improved, and the purposes of reducing cost and improving efficiency are achieved.

This application discloses an ecological slope protection fiber blanket that combines root-based biomimetic anchoring with microbial grouting, relating to the field of slope ecological restoration technology. It includes: a stress-resistant seed water-retaining layer, a microbial microcapsule slow-release layer, and a biomimetic fiber mesh layer. The stress-resistant seed water-retaining layer comprises an upper protective net, a water-retaining nutrient layer, and a bonding layer, arranged sequentially from top to bottom. The microbial microcapsule slow-release layer is located below the stress-resistant seed water-retaining layer and includes a solidified microbial community and a microcapsule embedding layer, with the solidified microbial community filling the microcapsule embedding layer. The biomimetic fiber mesh layer is located below the microbial microcapsule slow-release layer and includes a taproot, fibrous roots, and microroots, which work together to form a biomimetic fiber mesh structure. This application achieves both short-term ecological restoration and long-term stability balance of slopes.

This application relates to the field of agricultural irrigation and soil water and salt management technology, and discloses a method for coordinated regulation of water and salt in the root zone of jujube trees based on continuous vertical pipe irrigation. The method includes: deploying vertical pipes around the main root zone of the jujube tree to continuously supply slightly saline water; obtaining meteorological theoretical water consumption demand and headstock observation flow rate, identifying effective infiltration flow rate and calculating the total external salt mass; constructing surface state quantities, transient transitional inventory in the main root protection zone, and deep state quantities, disassembling the total external salt mass and updating the above state quantities; calculating the freshwater maintenance capacity factor and isolation integrity index, obtaining surface overload contribution items and deep overload contribution items; when the isolation state of the main root zone is determined to be ineffective, comparing the surface overload contribution item with the deep overload contribution item, and outputting a matching hydraulic regulation command. This invention overcomes the defect of soil sensors being prone to corrosion and failure, improves the accuracy of salt distribution measurement, achieves targeted hydraulic remediation, and avoids secondary hydrological hazards caused by flood irrigation.

The invention discloses a method for raising seedlings of cyperus rotundus, which comprises first evenly sowing cyperus rotundus seeds after germination in a culture matrix, then injecting a rhizobium strain GZMP‑08 bacterial solution into the culture matrix, keeping the culture matrix moist, and inoculating and culturing for 7d to 10d; transplanting the bud seedlings after inoculation and culturing into a container bag containing a seedling culture matrix; managing light and water during the seedling stage; fertilizing when the seedlings are transplanted for 3 months; performing root cutting treatment when the seedlings are transplanted for 4 months; and the cyperus rotundus seedlings can be planted out when the seedlings are transplanted for 5 months. The method for raising seedlings of the invention can obtain fast-growing high-quality seedlings with neat seedling emergence, thick seedling diameter, and developed taproots, and is resource-saving, environmentally friendly, and has simple and easy processes, and is a sustainable development approach that breaks through the traditional method for raising seedlings of cyperus rotundus.

The invention relates to the technical field of fertilizers, and discloses a fertilizer for promoting rooting and seedling strengthening of crops and a preparation method of the fertilizer. According to the invention, nutrients required by rooting can be continuously provided in the rooting stage of crops so as to promote roots and strengthen seedlings, and the growth ability of the roots and seedlings is effectively improved by matching with the time of the rooting stage of plants; according to the present invention, the components can achieve effects of mutual promotion and synergistic interaction, such that the rapid growth of different planted plants, different cultivation modes and different types of root systems of the same crop can be promoted so as to improve the yield of the crop, such that the yield of the crop can be improved, and the yield of the crop can be improved. The fertilizer has remarkable effects on growth and development, yield and quality of planted plants.

The invention discloses an organic fertilizer prepared by vinasse fermentation and a preparation method thereof, and relates to the technical field of agricultural resource recycling and fertilizer production. The organic fertilizer is prepared from the following raw materials in parts by weight: 40-60 parts of distillers' grains, 20-30 parts of animal waste, 10-20 parts of fruits under forest, 5-10 parts of brown sugar and 5-10 parts of plant ash. The preparation method comprises the following steps: preparing materials, pretreating and crushing understory fruits, mixing and adjusting the water content, carrying out aerobic fermentation at a high temperature of 60-70 DEG C, turning piles, carrying out after-ripening aging and screening. The method has the advantages that high-valued utilization of waste such as vinasse and fruits under forest is achieved, eggs and pathogenic bacteria are thoroughly killed through high-temperature fermentation, the obtained fertilizer can remarkably promote deep pricking and development of crop roots, thick and strong main roots and dense fibrous roots, the wind resistance and rain resistance of crops are enhanced, the granular structure of soil is effectively improved, and the yield of crops is increased. The organic fertilizer is an efficient, safe and environment-friendly high-quality organic fertilizer.

The invention discloses a method, system, electronic device and computer storage medium for detecting rapeseed clubroot disease, and relates to the technical field of clubroot disease detection. The method comprises: obtaining a target magnetic resonance sequence image; the rapeseed root system to be detected is the rapeseed root system in the soil; segmenting, aligning and multiplying the target magnetic resonance sequence image in sequence, and three-dimensionally reconstructing the target root system three-dimensional model; based on the three-dimensional interactive measurement technology, obtaining the root system parameters of the rapeseed root system to be detected from the target root system three-dimensional model; the root system parameters include: total root system length, main root length, maximum root system depth, maximum root system width, maximum root system diameter, root system volume and number of root branches; the root system parameters are input into the rapeseed clubroot disease detection model to obtain the detection result of the rapeseed root system to be detected. The invention directly detects the rapeseed root system still in the soil through the rapeseed clubroot disease detection model, and realizes the in-situ non-destructive detection of rapeseed clubroot disease.