169 results about "Continuous cropping" patented technology

The invention discloses bacillus velezensis YB-1652, a biocontrol microbial inoculum and application of the biocontrol microbial inoculum, and aims to solve the technical problem of lack of effective biological control measures for continuous accumulation of peanut phenolic acid autotoxic substances and pathogens in continuous cropping. According to the application, a bacillus velezensis YB-1652 strain is separated and screened from rhizosphere soil of continuous cropping peanuts, and the preservation number is CGMCC (China General Microbiological Culture Collection Center) No.36152. The strain has the capability of efficiently degrading phenolic acid compounds, relieves continuous cropping obstacles and improves the soil environment; the compound has a relatively strong inhibition effect on southern blight and root rot of peanuts, and the occurrence rate of soil-borne diseases is reduced; meanwhile, peanut growth can be promoted; the bacillus amyloliquefaciens has siderophore, cellulase, beta-glucanase, amylase power and protease production capacity. The YB-1652 strain and the preparation thereof can provide technical support for restoration of peanut continuous cropping obstacles, provide bacterial source guarantee for prevention and treatment of peanut soil-borne diseases, replace or reduce use of chemical pesticides and improve food and ecological environment safety, and have good economic and social benefits.

The invention discloses a pseudomonas synthetic flora and application thereof in prevention and treatment of apple continuous cropping obstacles, and belongs to the technical field of agricultural microorganisms. The synthetic flora is constructed from three strains of pseudomonas, i.e., alkylphenol pseudomonas, oleaginous pseudomonas and pseudomonas putida, and the biological preservation numbers of the three strains of pseudomonas are respectively as follows: alkylphenol pseudomonas S4, CGMCC (China General Microbiological Culture Collection Center) No.36078; the culture medium is characterized in that the culture medium is Pseudomonas oleovorans S38, and the culture medium is CGMCC (China General Microbiological Culture Collection Center) No.36079; pseudomonas putida S42, the preservation number of which is CGMCC (China General Microbiological Culture Collection Center) No.36080, is CGMCC No.36080. The synthetic flora has a relatively strong antagonistic effect on main pathogenic bacteria (fusarium oxysporum and fusarium solani) of apple continuous cropping obstacles, and the inhibition capability of the synthetic flora is remarkably superior to that of a single strain; field and pot experiment results show that the liquid bacterial fertilizer and the solid bacterial fertilizer of the synthetic flora can promote the growth of overground parts and underground parts of the continuous cropping apple trees; the number of harmful fungi in continuous cropping soil is obviously reduced; the root protecting enzyme activity is improved, and the MDA content is reduced; the rhizosphere micro-ecology of the continuous cropping apples is optimized, and the continuous cropping obstacles of the apples are remarkably relieved.

The invention relates to the technical field of greenhouse vegetable planting environment regulation and control, in particular to an internet-based intelligent greenhouse vegetable environment regulation and control system and method, which comprises an acquisition module, a monitoring module, an analysis module, a decision module, an execution control module and a mobile terminal interaction module, in combination with a preset successive cropping obstacle threshold model, analyzing to obtain the soil secondary salinization degree, the nutritional imbalance state, the microflora disorder index and the allelochemical toxicity grade; and the decision module is used for generating a comprehensive regulation and control strategy including crop rotation suggestions, irrigation amount, a fertilization scheme, biological control measures and environmental parameter regulation instructions in combination with facility vegetable types and growth stage requirements. A continuous cropping obstacle analysis result is obtained through the analysis module in combination with big data and a machine learning algorithm, a comprehensive regulation and control strategy is generated, continuous cropping obstacles are effectively dealt with, and the planting efficiency and the vegetable quality are improved.

The invention belongs to the technical field of biological agents, and particularly relates to ginsenoside variant flavobacterium DG-16 and application thereof in relieving continuous cropping obstacles of angelica sinensis and improving the quality of the angelica sinensis. According to the ginsenoside variant flavobacterium DG-16 disclosed by the invention, the growth of angelica sinensis is promoted by increasing the contents of jasmonic acid and cytokinin hormones, reducing the contents of gibberellin and salicylic acid hormones and promoting the circulation and utilization of nitrogen; in addition, the flavobacterium ginsenoside variant DG-16 can significantly increase the chlorophyll content, is beneficial to photosynthesis of the angelica sinensis, effectively changes the physiological and biochemical states of the angelica sinensis, can resist root rot of the angelica sinensis so as to relieve successive cropping obstacles and improve the quality, and has a significant effect.

The invention relates to the technical field of agricultural information and seed and seedling cultivation, and discloses a peanut planting method for relieving continuous cropping obstacles of peanuts. The method comprises the following steps: constructing initial digital twins of a land parcel, and synchronously constructing a disease-resistant peanut variety screening and seedling pretreatment system; historical continuous cropping information, soil physicochemical and microorganism data, meteorological time sequence data and seedling cultivation parameters are fused, the system is driven to evolve into operation state digital twins, and seedling-soil-environment collaborative simulation is achieved. Evaluating the continuous cropping obstacle risk and the seedling adaptability based on the twinborn body, and generating a comprehensive diagnosis report containing a nutrient imbalance index, pathogenic bacteria abundance prediction, a root exudates cumulative effect and a seedling disease-resistant adaptation coefficient; according to the method, differentiated seed and seedling optimization, soil improvement and cultivation strategies are implemented, and management measures are dynamically optimized through real-time data feedback in a growth cycle. Through cooperative driving of digital twinning and seed and seedling cultivation, source prevention, control and intervention of continuous cropping obstacles are achieved.

The invention relates to the technical field of novel fertilizers, and particularly discloses an organic water-soluble fertilizer as well as a preparation method and application thereof. The organic water-soluble fertilizer provided by the invention is prepared from the following components: kitchen waste organic mother liquor, an anti-corrosion synergist, a stress-resistant synergist, a growth-promoting synergist, a dispersing agent and polyethylene glycol-400, the kitchen waste organic mother liquor is prepared by sequentially carrying out wet and hot hydrolysis, amylase enzymolysis, protease enzymolysis and lipase enzymolysis on a kitchen waste solid phase and a kitchen waste liquid phase; the preservative synergist is prepared by mixing a natamycin solution, tea polyphenol and chitosan oligosaccharide; the stress-resistant synergist is prepared by mixing complex enzyme glycoside, a plantain herb extract and gamma-aminobutyric acid; the growth promoting synergist is formed by mixing mineral source potassium fulvate and gluconic acid. The organic water-soluble fertilizer prepared by the invention has good corrosion resistance and product stability, has a good growth promoting effect on crops, and can reduce the number of diseased plants with successive cropping obstacles and improve the yield of the crops in a soil environment with successive cropping obstacles.

The application discloses a preparation device of a conditioning agent for reducing continuous cropping obstacles of Chinese chives and a preparation method thereof, wherein the device comprises a reaction kettle, the reaction kettle is provided with an input port for inputting raw materials on one side and an output port at the bottom, a transmission shaft capable of periodically variable-speed rotation is arranged concentrically in the reaction kettle, a first cross arm is arranged on the transmission shaft, a stirring rod parallel to the transmission shaft is arranged on the first cross arm, a plurality of groups of paddles are distributed on the stirring rod, an action mechanism is arranged on the first cross arm, the action mechanism is driven by the periodic variable-speed rotation of the transmission shaft and can drive the stirring rod to reciprocatingly rotate in the circumferential direction, and the mixing and stirring effect and efficiency of the raw materials can be improved by conveniently realizing the reciprocating rotation of the stirring rod while the stirring rod follows the circumferential rotation of the transmission shaft, so that time and labor are saved.

The application discloses a bucket type cultivation method for overcoming continuous cropping obstacles of bamboo shoots. Through the bucket type inoculation, the mycelium is effectively isolated from the miscellaneous bacteria and pathogenic microorganisms in the soil before the mycelium completes the dominant expansion, the mycelium expansion stability is obviously improved, and the mycelium death and yield loss caused by the continuous cropping obstacles are avoided. Field tests show that the yield of the second year can be recovered to more than 90% of the yield of the first year by using the method, and the yield of the second year is less than 10% of the yield of the traditional reseeding mode, and almost no yield is obtained, so the method has good stability and generalizability.

This invention discloses a compound microbial agent for alleviating continuous cropping obstacles in Scutellaria baicalensis, its preparation method, and its application, belonging to the field of agricultural microbiology. The compound microbial agent comprises halophilic Bacillus and Bacillus belye, and an agriculturally acceptable carrier; wherein, single bacterial suspensions of halophilic Bacillus and Bacillus belye are mixed to obtain a compound bacterial suspension, and the compound bacterial suspension is further compounded with an agriculturally acceptable carrier to obtain the compound microbial agent for alleviating continuous cropping obstacles in Scutellaria baicalensis. The halophilic Bacillus is classified and named... Bacillus halotolerans X14-2, classified as Bacillus belye Bacillus velezensis X147. This invention solves the problems of insufficient adaptability and poor growth-promoting effect caused by the single strain in the microbial agent in the prior art. It has the potential to prepare products that alleviate the continuous cropping obstacles of Scutellaria baicalensis or promote the growth of Scutellaria baicalensis.

The invention relates to the technical field of soil improvement, and discloses a banana continuous cropping obstacle conditioner application method based on soil detection, and the method comprises the step of applying different types of conditioners according to soil detection results before planting, after field planting, in the middle stage of a vegetative period, in the initial stage of a reproductive period and after harvesting in banana continuous cropping. According to the method, core indexes such as the pH value, the organic matter, the number of pathogenic bacteria and the nutrient content of soil in different stages are accurately mastered, corresponding conditioners are selected in a targeted mode, for example, when the pH value is smaller than 5.5, a composite alkaline conditioner is applied, and when fusarium oxysporum exceeds the standard, a microbial agent is applied, so that on-demand conditioning and symptomatic strategy applying are achieved; the soil secondary pollution caused by excessive application of a single conditioner is avoided, the conditioning cost is reduced, and the resource utilization rate is increased.

The invention provides a bacillus aerophilus Sys-Gs-010 strain capable of efficiently degrading benzoic acid in soil, the strain is preserved in the China Center for Type Culture Collection on December 10, 2025, the preservation number is CCTCC NO: M20252819, the preservation number is CCTCC NO: M20252819, the preservation number is CCTCC NO: M20252819, and the preservation number is CCTCC NO: M20252819. The 16S rDNA (ribosomal deoxyribonucleic acid) sequence of the strain is as shown in SEQ ID NO. 1. The bacillus aerosus Sys-Gs-010 strain provided by the invention can efficiently degrade ginseng to produce a main phenolic acid allelochemical-benzoic acid, and the strain is a non-ginseng pathogenic strain, can be applied to preparation of a ginseng allelochemical-benzoic acid degrading bacterial agent, greatly improves continuous cropping obstacles of ginseng, and has a good application prospect in the field of ginseng planting.

The invention relates to a method for improving celery continuous cropping land soil by interplanting sunflowers in northern areas. The method is characterized by comprising the following steps: (1) soil preparation and fertilization; (2) covering a film and laying a drip irrigation belt (1); (3) setting plant line spacing; (4) planting in different periods; (5) field management in the symbiotic period; (6) harvesting celery; (7) performing field management on the sunflowers; (8) sunflower harvesting; (9) returning the straws to the field; according to soil characteristics and environmental conditions of celery continuous cropping land in northern areas, celery and sunflower interplanting cultivation is provided, vertical distribution differences formed by shallow root systems of celery and deep root systems of sunflower in soil are utilized, the two crops are distributed and planted in a delta shape, and horizontal distribution differences are also formed by utilizing plant spacing. Therefore, competition for soil nutrient absorption in the symbiotic period of the two crops is effectively avoided, soil secondary salinization is reduced, soil organic matter and probiotics are increased, and meanwhile the output value per unit area is increased.

The application discloses a kind of efficient cultivation and intelligent control method for relieving continuous cropping obstacles of Lanzhou white lan guava, belong to agricultural planting technical field, the method includes: before planting, soil base improvement is carried out by being input mushroom residue organic conditioning agent and oil residue compound organic fertilizer, before planting, fertilization ditch is excavated, after being input biological base material coated slow-release fertilizer, it is covered with soil in ditch bottom, compound microbial inoculum carrier granule is input in middle upper part, and the root layer nutrient gradient structure of " bottom slow-release nutrient library-middle layer microbial activity layer-surface rhizosphere nutrient area" is constructed, when planting, it is supplemented with inoculum dip root treatment, and soil sensor and in-situ microbial activity monitoring chip are arranged in field, and soil moisture regime, nutrient and microbial activity data are collected in real time, when microbial activity is lower than threshold value, automatically supplement nutrient solution, and intelligent decision system generates fertilization instruction;Fruit swelling stage is divided into stages and precision topdressing is carried out;After harvesting, melon seedling is returned to field and green manure is planted.

The invention discloses a compound microbial agent for preventing and treating muskmelon fusarium wilt and application of the compound microbial agent, and belongs to the field of biological prevention and treatment. The microbial inoculum is composed of pseudomonas aeruginosa and bacillus subtilis, the dosage form is a liquid microbial inoculum, and the effective viable count is greater than 10 billion / ml. The two strains are high in sporulation quantity and strong in rhizosphere colonization capacity, have synergistic bacteriostasis and growth promotion effects, effectively inhibit fusarium oxysporum of muskmelons through a plurality of mechanisms such as competition, secondary metabolite generation and system resistance induction, and have a remarkable inhibition effect on fusarium oxysporum of cucumbers, watermelons and tomatoes, soil-borne pathogenic bacteria such as phytophthora capsici and the like. The microbial agent is broad-spectrum, efficient and long in lasting period, and can promote propagation of rhizosphere effective microbial communities, reduce the dosage of chemical pesticides, relieve continuous cropping obstacles and promote green and high-quality development of the watermelon and melon industry.

The invention discloses a Chinese angelica out-of-season single seedling raising method suitable for mechanical transplanting and application thereof, and belongs to the field of Chinese herbal medicine seedling raising and cultivation. According to the method, a sunlight greenhouse or a gutter-connected greenhouse with the altitude being 2300 m or above and the lowest temperature being larger than or equal to 8 DEG C in winter is selected, field soil without continuous cropping obstacles is matched with fried rapeseeds, trichoderma harzianum and bacillus subtilis to prepare a special matrix, a seedling raising paper book with the single-hole diameter being 19-25 mm and the height being 12 cm is adopted, pelletized seeds are dibbled in a double-grain mode from late November to early December, and the seeds are sown in the seedling raising paper book with the single-hole diameter being 19-25 mm and the height being 12 cm. Through management of precise temperature and humidity regulation and control, foliage dressing, seedling hardening and leaf cutting and the like, standardized single seedlings are cultivated and transplanted through a transplanter. According to the method, the early bolting rate of the angelica sinensis is reduced, the seedling uniformity and the transplanting survival rate are improved, the transplanting efficiency is improved, the labor cost is reduced, the yield of the angelica sinensis can be increased, efficient utilization of out-of-season resources is achieved, and support is provided for industrial large-scale standardized development.

The invention discloses a microbial compound fermentation inoculant, a straw fermentation product and application of the straw fermentation product, and belongs to the technical field of agricultural microorganisms. The preparation method comprises the following steps: compounding bacillus subtilis, trichoderma harzianum and trichoderma longibrachiatum to form a microbial compound fermentation inoculant; when the microbial compound fermentation inoculant is used for fermenting ginger straws, the content of pyrogallic acid in a prepared straw fermentation product can be synergistically improved. The pyrogallic acid has an obvious antibacterial effect on fusarium moniliforme and fusarium laminatum which cause the apple continuous cropping obstacle; the growth of apple seedlings planted in continuous cropping soil can be effectively promoted. Therefore, the straw fermentation product disclosed by the invention can be used for preventing and treating apple continuous cropping obstacles, improving the biomass and root activity of apple seedlings under continuous cropping conditions and reducing the quantity of harmful fusarium in continuous cropping soil.

The invention provides a soil remediation agent as well as a preparation method and application thereof, and relates to the technical field of soil remediation. The soil remediation agent disclosed by the invention is prepared from 15 to 20 parts of a microbial agent, 20 to 25 parts of humic acid, 15 to 20 parts of fulvic acid, 5 to 10 parts of a soybean meal extract, 1 to 1.5 parts of a seaweed extract and 20 to 25 parts of a plant extract, wherein the microbial agent comprises an inner core composed of straw biochar and a compound bacteria solution, and a shell formed by methoxypolyethylene glycol modified chitosan, sodium caseinate and sodium tripolyphosphate; the composite bacterial liquid comprises a bacillus thuringiensis bacterial liquid and a beauveria bassiana bacterial liquid in a volume ratio of 10: (5-8). The soil remediation agent can improve the soil structure, relieve acidification and hardening, effectively resist diseases for a long time, fundamentally improve the physicochemical properties and micro-ecological environment of the ginger continuous cropping soil, and realize comprehensive remediation.

The invention discloses a toadstool soilless culture substrate using agricultural waste and a preparation method thereof, and is characterized in that the toadstool soilless culture substrate comprises the following raw materials by mass: 70-98% of agricultural waste, 1-25% of a mixed strain, and 1-5% of a substrate moisture regulator. Reutilization of the substrate is achieved, continuous cropping obstacles are avoided, and meanwhile the cost of the culture substrate is low. Resource recycling of agricultural waste is achieved, energy is saved, and environment protection is facilitated.

The application belongs to the technical field of green plant protection cultivation, and discloses a standardized planting and management method for pollution-free green agricultural products, which realizes multi-index screening of soil heavy metals, pesticide residues, microorganisms and water, soil and air, establishes a soil plant protection database, and applies passivation materials, compound beneficial microorganism groups and decomposed organic fertilizers to the soil according to pollution, continuous cropping and short soil fertility, and improves the stress resistance of seedlings by matching seed pretreatment; the disease and pest risk grades of plots are divided by weighting and quantifying five types of planting data, and a risk map is drawn, high, medium and low risk plots are differentially configured with pest-resistant varieties, intercropping, crop rotation and pest-repellent crops, and a hierarchical prepared prevention and control mechanism is matched, the planting environment is optimized from the aspects of farmland basement and field ecological layout; through the fusion of the Internet of Things, unmanned aerial vehicle remote sensing, pest trapping and meteorological data, the early latent characteristics of diseases and pests are captured through a deep learning model, and the development trend of diseases and pests is deduced in advance and divided into three levels of early warning.

The present application relates to the technical field of biology, and in particular to application of NtabCrRLK26 and NtabCrRLK43 genes in relieving tobacco continuous cropping obstacles. The present application provides application of NtabCrRLK26 and NtabCrRLK43 genes in relieving tobacco continuous cropping obstacles, and tobacco is replanted in soil in which tobacco mutants with NtabCrRLK26 and NtabCrRLK43 genes knocked out are planted, so that the tobacco continuous cropping obstacles can be relieved, and new mutant materials for relieving the tobacco continuous cropping obstacles are provided. The tobacco NtabCrRLK26 and NtabCrRLK43 genes can be used in the field of tobacco planting, including improving root length, fresh weight and leaf area of tobacco in tobacco continuous cropping, and improving nitrogen content and potassium content in soil in which the tobacco mutants are planted.

The invention provides application of trichoderma evergreen in relieving continuous cropping obstacles of ginseng or salvia miltiorrhiza, and relates to the technical field of crop cultivation. Through deep research and creative labor, the trichoderma evergreen Tri403 can effectively relieve soil chemical property deterioration and soil microorganism change after continuous cropping of the ginseng or the salvia miltiorrhiza, further can improve the soil chemical property after continuous cropping of the ginseng or the salvia miltiorrhiza, increases the relative abundance of beneficial bacteria in the soil, inhibits the relative abundance of harmful bacteria, and improves the yield of the ginseng or the salvia miltiorrhiza. Meanwhile, the content of effective components of ginseng or salvia miltiorrhiza can be increased, and the quality of continuous cropping ginseng or salvia miltiorrhiza is improved.

An apple stress-resistant gene MdRPP13-like-1 and its applications, the MdRPP13-like-1 The nucleotide sequence of the gene is shown in SEQ.ID.NO.1. Using transgenic technology driven by the 35S strong promoter, the gene will... MdRPP13-like-1 Gene overexpression vectors were transferred into apples to obtain transgenic apples. This invention is the first to improve plant resistance to continuous cropping using plant genetic engineering technology. A complete coding segment of a disease resistance-related gene was isolated and cloned from apple rootstock, and the function of this gene was verified. Its function was ultimately used to discover the optimal use of [the specific technology / method / approach]. MdRPP13-like-1 MdRPP13-like-1 Transgenic plants that were overexpressed in apples showed significantly improved resistance to continuous cropping.

The application provides a method for improving continuous cropping obstacle soil and improving quality of Chinese kale, comprising the following steps: selecting Chinese kale obstacle soil for five years, crushing the hardening layer, adjusting the soil pH, ploughing the soil to a depth of 30-40 cm, and layering the soil after 72 h; the soil is divided into two layers, 0-15 cm is the surface layer, and the composite microbial agent and organic-mineral complex are applied to the layer; 15-30 cm is the bottom layer, and the expanded perlite-polyacrylamide-ammonium polyphosphate composite particles are applied to the layer; installing a greenhouse and irrigation supporting facilities in the improved soil area; planting Chinese kale seedlings, irrigating micro-nano bubble water every two days, and removing the Chinese kale after 42 days. Through the synergistic effect of the composite microbial agent, organic-mineral complex and other substances, the soil physical and chemical properties are significantly improved, the growth index of Chinese kale is significantly improved, the SPAD value is increased, and the photosynthetic capacity is enhanced, which shows that the application has a significant promoting effect on the growth of Chinese kale and the repair of continuous cropping obstacle soil.

The invention discloses a green biological soil bedding capable of improving successive cropping obstacles and a preparation method, application and application method.The green biological soil bedding comprises a fiber net layer and a PHA composite layer, the fiber net layer takes plant fiber raw materials as main base materials, the rigidity and supporting force of a mulching film are improved, and therefore the mulching film can be applied to the field of agricultural planting. Collapse deformation caused by gravity or external force in soil is avoided, and the overall stability is enhanced; the PHA composite layer and the fiber net layer have the degradable characteristic, so that after the bedding is used, a carbon source can be continuously provided for beneficial microorganisms in the components, breeding and colonization of the beneficial microorganisms are promoted, convenient conditions are provided for activity and breeding of target bacterial colonies, and in the cooperative work process, growth of pathogenic bacteria can be inhibited, so that the soil micro-ecology is improved, and the soil quality is improved. Continuous cropping obstacles are improved, the yield is increased, various problems caused by traditional mulching film residues are avoided, and green and sustainable development of agriculture is promoted.

The invention discloses pseudomonas chlororaphis subsp. Aurantii, a complex microbial inoculant and application of the complex microbial inoculant in relieving continuous cropping obstacles of apples, and belongs to the technical field of agricultural microorganisms. According to the application disclosed by the invention, a strain of pseudomonas chlororaphis subsp. Aurantiaca S74 is separated from mycorrhiza rhizosphere, and the strain has an antagonistic effect on various pathogenic bacteria causing continuous cropping obstacles of apples; the strain has the capabilities of producing protease, secreting siderophores, dissolving inorganic phosphorus, fixing nitrogen and producing ammonia gas. When the strain S74 is applied to apple continuous cropping soil in cooperation with AMF, the number of bacteria in the soil can be increased, the number of pathogenic bacteria can be reduced, plant growth can be promoted, the chlorophyll content of overground leaves of plants can be increased, meanwhile, colonization of AMF in the continuous cropping soil and plant root systems can be promoted, and the strain S74 can relieve apple continuous cropping obstacles in cooperation with AMF. The application method of the strain S74 belongs to the field of biological prevention and control, and provides technical support for comprehensive green prevention and control of apple continuous cropping obstacles.

The invention discloses a compound microbial fertilizer suitable for flue-cured tobacco production as well as a preparation method and application thereof. The compound microbial fertilizer is prepared from the following components in percentage by mass: 4-8% of a functional microbial agent, 12-18% of a first modifier, 1-2% of a second modifier, 30-70% of an inorganic material and the balance of pure water, wherein the first modifier is a polyglutamic acid stock solution in which the mass percent of polyglutamic acid is greater than or equal to 3.5%, and the second modifier is a gamma-aminobutyric acid stock solution in which the mass percent of gamma-aminobutyric acid is greater than or equal to 50%; the functional microbial agent is prepared by compounding a bacterial strain XNSD01 and a bacterial strain XNSD02, the bacterial strain XNSD01 is bacillus siamensis with the preservation number of CCTCC (China Center for Type Culture Collection) NO.M 20252934, and the bacterial strain XNSD02 is bacillus mycoides with the preservation number of CCTCC NO.M 20252935. And unification of disease resistance, growth promotion and successive cropping obstacle alleviation is realized.

The invention relates to the technical field of agricultural Internet of Things, in particular to a facility vegetable disease and pest early warning and intelligent prevention and control system based on Internet of Things, which comprises a data acquisition module, a continuous cropping information module, a disease and pest judgment module, an early warning module and an intelligent prevention and control module which are in signal connection with one another, the information acquisition module is used for acquiring vegetable continuous cropping basic information of a target planting plot and transmitting to the pest judgment module; and the pest and disease damage judgment module adopts a pest and disease damage risk assessment model based on continuous cropping characteristics, the pest and disease damage risk assessment model pre-stores a characteristic parameter library of high-incidence pest and disease damage under different vegetable continuous cropping scenes, and the pest and disease damage risk level of the target land parcel is calculated and obtained. According to the method, the continuous cropping information and the multi-dimensional monitoring data are fused, the disease and pest risk assessment model based on continuous cropping characteristics is constructed, accurate early warning and intelligent prevention and control of high-incidence diseases and pests caused by continuous cropping are achieved, and pertinence and effectiveness of disease and pest prevention and control of greenhouse vegetables are improved.

The application relates to the technical field of soil environment monitoring, in particular to a soil environment intelligent monitoring system for fritillaria thunbergii planting, which can collect the content of self-poisoning substances of multiple sampling points at multiple sampling moments; then based on the content change of the self-poisoning substances of each sampling point at the multiple sampling moments and the position distribution of the multiple sampling points, historical continuous cropping lines and continuous cropping points are determined; based on the content of the self-poisoning substances of each continuous cropping point at the current sampling moment, a continuous cropping cumulative reference value and the content of the self-poisoning substances generated by each sampling point in the current sampling period are determined; the content of the self-poisoning substances generated by each sampling point in the current sampling period and the continuous cropping cumulative reference value are input into a content prediction model to obtain the predicted value of the content of the self-poisoning substances of each sampling point at the next sampling moment; and soil environment monitoring is carried out based on the predicted value of the content of the self-poisoning substances of each sampling point at the next sampling moment.

The present application belongs to the technical field of watermelon and sunflower cultivation, and relates to a cultivation method for watermelon interplanting sunflower to save cost and increase efficiency, which comprises the following steps: selecting suitable plots, early ploughing and applying compound base fertilizer, making ridges, laying drip irrigation belts and film mulching treatment; watermelon seedlings are cultivated in early spring, and are planted in early May, adopting arched shed heat preservation and matching precise water and fertilizer management; sunflower is interplanted on the watermelon ridge in mid-June, and is sown by hole planting after seed soaking or germination, and a simplified fertilizer application strategy is implemented. The present application realizes efficient use of light, heat and land resources through space-time coupling and three-dimensional planting; production cost is reduced by using facility sharing and fertilizer aftereffect; the two crops are ecologically complementary, which helps to alleviate the continuous cropping obstacles and improve the system stability. The cultivation mode realizes significant increase of unit area output value under the premise of basically not increasing main means of production, and has the comprehensive advantages of cost saving, efficiency increase and ecological friendliness.

The present invention belongs to the technical field of planting. Disclosed is a method for maize-flue-cured tobacco crop rotation with double intercropping of pea / barley. In the method for maize-flue-cured tobacco crop rotation with double intercropping of pea / barley of the present invention, a specific planting pattern for the crop rotation is "flue-cured tobacco-intercropped pea-intercropped barley-rotated maize-intercropped pea- rotated barley-flue-cured tobacco". The symbiotic period of the double intercropped crops in this pattern reaches 70d, and a multiple cropping index of cultivated land is increased to "six harvests in two years", leading to a substantial increase in economic benefits. Moreover, this pattern can effectively reduce the occurrence of continuous cropping obstacles in cash crops such as flue-cured tobacco and peas, and thus is a "grain-tobacco-cash crop coordinated development pattern" that enables sustainable and efficient production. The economic benefits are greatly improved. In addition, pea seedlings are applied to attract migrating tobacco aphids, which reduces aphid infestations and prevents the occurrence of climatic spot disease and tobacco brown spot in upper tobacco leaves caused by excessive nutrient absorption in the late growth stage of flue-cured tobacco.