68 results about "Wine grape" patented technology

The invention discloses a wine grape gray mold grade discrimination method and device based on unmanned aerial vehicle remote sensing and a medium, and relates to the technical field of unmanned aerial vehicle remote sensing. The method comprises the following steps: preprocessing unmanned aerial vehicle image data to obtain a multi-period hyperspectral image; extracting region-of-interest spectral data from the multi-period hyperspectral image based on the geographic position data; carrying out vegetation index feature extraction and physiological and biochemical feature extraction on the spectroscopic data of the region of interest; the vegetation index features and the physiological and biochemical features are combined with the original spectral band to be connected according to a time sequence to form a multi-temporal feature vector; correlation analysis is carried out on the multi-temporal feature vectors, and target feature vectors most relevant to gray mold are screened out; according to the method, the grape gray mold grade is taken as a target feature, a disease monitoring model based on a time sequence is constructed, training prediction is carried out by utilizing a target feature vector, and a grape gray mold monitoring model is obtained, so that efficient, accurate and high-adaptability wine grape gray mold grade judgment is realized.

The invention discloses a modifier for reducing wine grape soil obstacles and a preparation method and application thereof, and belongs to the technical field of soil improvement. According to the invention, the specific complex microbial inoculant composed of bacillus subtilis, bacillus licheniformis and trichoderma harzianum is adopted to ferment the grape pomace, antibacterial substances and organic acids can be generated, and saline-alkaline obstacles of soil can be relieved; the fermentation product contains a large amount of bacillus subtilis, bacillus licheniformis and trichoderma harzianum, and can occupy the ecological niche of the root system through competition, optimize the rhizosphere environment and improve the biological enzyme activity of soil. Through the synergistic effect with the decomposed straw, the humic acid and the furfural residues, the rhizosphere microenvironment can be remarkably improved, decomposition and nutrient conversion of organic substances in soil are accelerated, the soil fertility is improved, root systems can better extend and absorb nutrients, plant growth is promoted, and the yield and quality of fruits are improved.

The method comprises the following steps: S1, pretreatment of raw materials: selecting frozen blueberries, unfreezing the frozen blueberries at normal temperature, manually crushing the unfrozen blueberries, determining the initial sugar degree of blueberry juice, and adding sucrose to adjust the sugar degree; selecting wine grape pomace, and storing at low temperature for later use; s2, enzymolysis and pomace addition: adding an enzymolysis agent into the blueberry juice with the adjusted sugar degree, wherein the addition amount of the enzymolysis agent is 0.2-0.3% of the mass of the blueberry juice, and carrying out enzymolysis treatment; then adding wine grape pomace; s3, alcoholic fermentation: adding activated grape wine active dry yeast into the treated blueberry juice, and fermenting in a constant-temperature and constant-humidity environment to obtain a wine body; and S4, clarification treatment: after the fermentation is ended, naturally clarifying the wine body in a normal-temperature dark environment, and removing precipitates until the wine body is clarified, thereby obtaining the blueberry wine with auxiliary color. Anthocyanin and phenolic substances in the wine grape pomace are precisely matched and interacted with original anthocyanin in the blueberry wine, so that efficient color supplementation of the blueberry wine is realized.

The invention discloses a method for forecasting anthracnose of wine grapes, and particularly belongs to the technical field of plant disease and insect pest forecasting. The method comprises the following steps: carrying out intra-group correlation analysis on climatic factors of threshold number of days before the wine grape anthracnose attack through SPSS to obtain meteorological factors significantly related to the wine grape anthracnose; through stepwise regression analysis, redundant climate factors in the meteorological factors significantly related to the wine grape anthracnose are removed, a multiple linear regression model is constructed, the meteorological factors significantly related to the wine grape anthracnose are screened out, and multicollinearity is avoided; secondly, inputting meteorological data to be measured into the multiple linear regression model, and outputting a prediction result of the disease index of anthracnose; and finally, forecasting the anthracnose of the wine grapes based on the prediction result of the disease index of the anthracnose. The method can prevent and control anthracnose, improve wine grape quality and reduce economic loss.

The invention relates to the technical field of food processing, and discloses a low-sulfur semi-sweet wine anti-oxidation method which comprises the following steps: S1, selecting wine grapes, removing stems, crushing and squeezing to obtain grape juice; s2, performing alcoholic fermentation on the grape juice, and stopping fermentation when the residual sugar content is 12-45g / L to obtain base wine; s3, an antioxidant combination is added into the base liquor, the antioxidant combination comprises 5-10 mg / L of glutathione, 5-10 mg / L of mannan and 15-20 mg / L of sulfite, and the materials are mixed to be uniform; and S4, filtering the base wine added with the antioxidant, bottling, and storing to obtain the low-sulfur semi-sweet wine. Through the synergistic effect of glutathione, mannan and sulfite, the antioxidant insufficiency under the low SO2 concentration is made up, and the dual effects of low vulcanization and stable quality are achieved.

The invention relates to the technical field of wine grapes, in particular to a wine grape cultivation method which comprises the following steps: preparing to cultivate wine grape plants, forming planting ditches, applying base fertilizer in the planting ditches, covering soil and backfilling, adding soil amendment, backfilling to deep ditches until the deep ditches are filled and leveled up, and transplanting grape seedlings into the planting ditches. When the wine grape plants grow to a germination period to a color changing period, the wine grape plants are irrigated with a care solution in the germination period to the color changing period; when the wine grape plants grow from the color changing period to the mature period, a nutrient solution is irrigated from the color changing period to the mature period, and then a urea solution is sprayed on leaf surfaces in a matched mode; when the wine grape plants grow from the mature period to the deciduous period, a nutrient solution is irrigated from the mature period to the deciduous period; and after water management, beginning to fix tips and pinch. On the premise that the quality and yield of grapes are guaranteed, simplified, efficient and sustainable development of the cultivation process is achieved through scientific and reasonable management means.

The anthocyanin source grape seed candy is a tabletted candy prepared from peel residues obtained after wine grape fermentation is finished through the working procedures of airing, rolling, blowing, careful selection, cleaning, drying, ultraviolet sterilization, multiple times of smashing, honey adding, stirring, tabletting, vacuum packaging and the like. Only grape seeds and honey are used as raw materials, no preservative or additive is added, and a pure natural product is not subjected to chemical treatment.

The invention provides a harmless treatment method and application of chicken manure, and relates to the technical field of waste recycling. Specifically, the method comprises an ozone oxidation process, a drying process, an enzymolysis process, an aerobic fermentation process and an anaerobic fermentation process which are carried out in sequence, wherein in the aerobic fermentation process, a pre-product is mixed with charcoal, a cellulose source, plant ash, wine grape skin and rice bran meal for fermentation; in the anaerobic fermentation process, compound bacteria including clostridium butyricum, pediococcus acidilactici, bacillus coagulans and enterococcus faecium are added into a pre-product, and sealed fermentation is performed. The chicken manure is subjected to targeted detoxification treatment according to the characteristics of the chicken manure, pathogenic microorganisms and complex heavy metals in the chicken manure can be effectively removed, the content of mycotoxin in the chicken manure is reduced, nutrient substances in the chicken manure are decomposed, resource application in the field of fertilizer or feed is achieved, and the method has good application prospects.

The invention relates to pneumatic-based wine grape double-side synchronous full-cluster harvesting equipment and a positioning yield measurement control method. The pneumatic-based wine grape double-side synchronous full-cluster harvesting equipment comprises a chassis device, a harvesting device and a fan device, according to the equipment, negative pressure airflow is provided through the fan device, the picking units symmetrically arranged on the two sides of the harvesting device are utilized, adsorption, cutting, conveying and collection of clusters on the two sides of a grape row are synchronously completed, and full-cluster harvesting is achieved. According to the method and equipment, a navigation positioning module and a visual identification module are integrated, and autonomous navigation and yield distribution monitoring are achieved; through cooperation of the visual identification module and the mechanical arm, intelligent identification and positioning control of clusters are completed. By means of a wind speed monitoring and adjusting mechanism, self-adaptive adjustment of the conveying wind speed is achieved; through cooperation of the gap detection mechanism and the lifting mechanism, the operation height of the harvesting device is automatically adjusted. The invention provides an integrated solution for mechanical harvesting of wine grapes.

The invention relates to the technical field of gene engineering, and discloses a recombinant Escherichia coli engineering strain for producing phenethyl alcohol by using L-phenylalanine as a substrate, the recombinant Escherichia coli engineering strain comprises a recombinant Escherichia coli engineering strain for producing phenethyl alcohol by using L-phenylalanine as a substrate, and the recombinant Escherichia coli contains a key gene capable of synthesizing phenethyl alcohol. Proteins coded by the key gene are a transaminase gene, a phenylpyruvate decarboxylase gene and an ethanol dehydrogenase gene. According to the invention, a recombinant plasmid containing a phenethyl alcohol biosynthetic pathway is constructed, the recombinant plasmid is transformed into Escherichia coli, and a recombinant engineering strain for improving the yield of phenethyl alcohol is screened out. The recombinant escherichia coli engineering strain contains transaminase KmARO8 derived from kluyveromyces marxianus, phenylpyruvate decarboxylase VvPDC1 derived from wine grapes and ethanol dehydrogenase AtADH1 derived from arabidopsis thaliana, the yield of phenethyl alcohol can be 7.29 g / L after fermentation culture of the recombinant strain, and the recombinant escherichia coli engineering strain has a good industrial prospect.

The application discloses a kind of wine grape auxiliary bud positioning and removal methods, comprising: main controller, depth camera, movable chassis and actuator, the main controller is fixed on the mounting panel on the top of movable chassis with actuator through mounting hole;The depth camera is fixed to the end of actuator.This wine grape auxiliary bud positioning and removal method can accurately identify and classify the main bud and auxiliary bud in twin bud, effectively improve the identification and positioning accuracy of auxiliary bud, can fuse multiple sensor data and interact data, effectively improve the efficiency of user for the acquisition and command release of actuator state, can perceive complex environment and plan corresponding execution path, effectively improve the obstacle avoidance ability of actuator, improve the safety of actuator operation, can adaptively adjust the posture of actuator for dynamic environment, effectively improve the efficiency of actuator operation, enhance the robustness of system.

The invention provides a method for detecting pesticide residues in wine grapes and wine, and belongs to the technical field of big data analys.The method comprises the steps that different detectors are adopted for conducting at least n times of pesticide residue detection on wine in the same designated field, a plurality of detection records of each detector are obtained, and first preprocessing is conducted on all the detection records; inputting the pesticide residues into a pre-trained neural network model to obtain final pesticide residues, and when the pesticide residues do not meet a residue standard, collecting a first data set of wine grapes in a specified field in a whole growth cycle and collecting a second data set of each brewing process of wine; and generating an optimization direction and an optimization scheme and carrying out residue simulation in combination with a residue association relationship between the planting period and the brewing period and a residue standard until the residue standard is met. The residue detection precision is improved, the standard reaching rate of pesticide residues is improved, and the quality stability of wine is guaranteed.

The patent discloses a method for quickly establishing a Cabernet Sauvignon grape pericarp callus regeneration system, and belongs to the technical field of cell engineering. The method takes the pericarp of Cabernet Sauvignon grape as an explant, realizes efficient induction and rapid regeneration of callus through three key steps of explant disinfection treatment, primary callus induction culture, callus proliferation and subculture. The method optimizes the culture medium formula, adds specific concentrations of 6-BA, KT, IAA, NAA and 2,4-D in the induction medium, and significantly improves the induction rate and growth rate of callus. Experimental results show that the stable callus regeneration system can be obtained in 40-50 days by using the method, the callus induction rate can reach more than 90%, and the survival rate of regenerated plants is high. The patent has the advantages of simple operation, good repeatability and short cycle, and provides an effective technical means for genetic improvement, gene function research and rapid propagation of wine grapes, and has important theoretical value and application prospect.

The invention discloses a liquid fertilizer for a germination period of wine grapes, which is prepared from the following components in percentage by mass: 32 to 34 percent of urea, 11 to 13 percent of diammonium hydrogen phosphate, 10.5 to 11.0 percent of potassium nitrate, 3.5 to 4.0 percent of phosphoric acid, 0.4 to 0.6 percent of synergist and 40.5 to 40.8 percent of desalted water, and the sum of the mass percent of the components is 100 percent. The preparation method comprises the following steps: weighing raw materials, adding desalted water into a dissolving tank, sequentially adding the potassium nitrate, the diammonium hydrogen phosphate, the phosphoric acid, the urea and the synergist into the dissolving tank, and carrying out aeration dissolving to obtain a dissolved product; and sequentially carrying out coarse filtration and fine filtration on the dissolved product, and storing in a storage tank to obtain the liquid fertilizer for the germination period of the wine grapes. The liquid fertilizer provided by the invention solves the problem that nutrient balance cannot be guaranteed due to single application of organic fertilizer in the prior art.

The invention relates to the technical field of wine grape harvesting equipment, and discloses a flexible sorting device for wine grape harvesting, which solves the problem of poor sorting effect, and comprises a vehicle body, two sorting boxes are arranged at the top of the vehicle body, and an upper screening plate and a lower screening plate are fixed in each sorting box; discharging plates are further tightly attached to the left end and the right end of each sorting box, an adjusting plate is arranged in each sorting box, an air-water dual-purpose spray head is arranged at the bottom of each adjusting plate, a primary screening box is arranged at the left end of each sorting box, a conveying belt is arranged in the primary screening box, and two flow dividing plates are tightly attached to the top of the conveying belt; a multispectral camera is arranged at the left ends of the two splitter plates; dust can be output out of the primary screening box through the dust outlet through the conveying belt, external air can be further processed through cooperation of an air blowing pump and an air blowing valve to be sprayed out through an air blowing pipe, branches and leaves can be blown to a branch and leaf outlet, and therefore the cleanliness of grapes is guaranteed.

The invention discloses a bacillus amyloliquefaciens strain and application thereof. The strain is bacillus amyloliquefaciens A16, and the preservation number of the strain is CGMCC (China General Microbiological Culture Collection Center) NO. 33988. The strain is separated from diseased rhizosphere soil of wine grape cabernet sauvignon in Ningxia Yongning County, and has a remarkable antagonistic effect on grape canker pathogenic bacteria (Lasiodiplodia theobroma). Researches show that the strain can secrete siderophore and protease, and the inhibition rates of thalli, volatile organic compounds (VOCs) and fermentation filtrate on the growth of pathogenic hypha are 75.43%, 66.25% and 45.33% respectively. An in-vitro branch test determines that the optimal application concentration is 1 * 10 < 7 > CFU / mL, and the prevention and treatment effects are better than those of a chemical agent carbendazim. Pot experiment results show that the prevention and control effect of the strain on grape canker reaches 81.48%, and the strain shows good biocontrol application potential.

The present invention proposes a movement mode in which wine grapes interact with air force and an air suction harvesting device. This mode utilizes the airflow force generated by the airflow to interact with the wine grapes, adsorbs the wine grapes growing on the fruiting branches, and transports the wine grapes in the negative pressure pipe. The device includes: a chassis device, a fan device, a dual-channel collection box device, an adsorption terminal device, a seat beam device, and a conveying device. The present invention is used for mechanized grape harvesting operations under a single-arm trellis planting mode. The adsorption terminal device, the dual-channel collection box device, and the fan device form a negative pressure system to adsorb, harvest, transport, and collect grapes, and can transport the harvested grapes in the dual-channel collection box device out of the adsorption system without affecting the negative pressure environment of the adsorption system. The device causes little damage to the grapes during the harvesting process and can adsorb wine grapes in whole bunches, thereby improving the mechanization level of wine grape harvesting operations.

The present application relates to wine grape thinning technical field, specifically, it is a kind of wine grape thinning device and method based on machine vision, method includes the following steps: step S1: multimodal image acquisition and adaptive enhancement preprocessing;Step S2: accurate segmentation of cluster and peduncle based on improved loss function;Step S3: dynamic decision of peduncle clamping point based on mechanical optimal model;Step S4: thinning intensity decision based on density clustering and random forest regression;Step S5: trajectory planning of mechanical arm and mechanical claw collaborative pruning;Step S6: thinning effect verification and closed-loop correction.The present application can preferably carry out wine grape thinning.

The invention relates to a wine grape sour rot control method and system based on cooperation of a gauze element and a trapping agent, and the method comprises the steps: obtaining historical field data, and carrying out the fitting construction of a gauze element and trapping agent comprehensive control effect model; when the density of the wasps reaches a preset value, the mesh number of the gauze and the components of the trapping agent are determined according to the target comprehensive control effect through the gauze and trapping agent comprehensive control effect model, and gauze isolation and trapping agent setting are carried out; acquiring a periodic actual control effect after each preset period is ended, and when the actual control effect is lower than the target comprehensive control effect, adjusting the components of the trapping agent according to the actual daily average trapping amount and the theoretical daily average trapping amount; after the whole grape planting period is finished, the theoretical control effect is calculated through the actual daily average trapping amount, updating iteration is conducted on the gauze element and trapping agent comprehensive control effect model according to the actual control effect, and a gauze element and trapping agent comprehensive control effect model of the next grape planting period is obtained. According to the scheme, the problem of unsmooth ventilation caused by too dense meshes can be avoided while the target prevention effect is ensured.

The invention relates to the technical field of grape harvesters, and discloses a wine grape harvester with a flexible sorting device, the wine grape harvester comprises a bottom plate, the bottom of the bottom plate is provided with a movement mechanism, the movement mechanism is used for driving the bottom plate to move, the bottom plate is provided with an extraction mechanism, the harvested grapes can be screened, various screening is carried out, and the efficiency is improved. According to the grape screening device, grapes can be screened according to sizes and collected according to different sizes, the grapes can be screened according to different colors, the grapes can be collected according to different colors after being screened, the screening precision is high, efficiency is high, and the grapes cannot be damaged in the screening process; according to the grape harvesting device, grapes can be harvested, the harvested grapes can be absorbed and collected, certain buoyancy is provided when the grapes are collected through pneumatic absorption, damage caused by direct falling of the grapes is prevented, the grapes at multiple positions can be harvested at the same time, and the harvesting efficiency is high.

The invention relates to a wine grape portal frame encircling pneumatic type whole string harvesting device and a control method. The wine grape portal frame encircling pneumatic type whole string harvesting device comprises a portal frame crawler-type moving chassis, a fan device, a pneumatic pipeline device, a collecting box device, a mechanical arm device and a mechanical arm control cabinet. According to the portal frame encircling pneumatic type whole string harvesting device for the wine grapes, the whole string of wine grape fruit strings is harvested through an air suction cutting knife combination method. The device can harvest wine grape fruit bunches in the walking process, and meanwhile conveying and collecting work of the wine grape fruit bunches is completed through the fan device, the pneumatic pipeline device and the collecting box device. A grape branch summer shearing device, a grape branch winter shearing device, a surrounding type pesticide spraying device and an inter-plant bilateral weeding device are hung on the portal frame crawler-type movable chassis, and the operation functions of summer shearing, winter shearing, pesticide spraying, weeding and the like are achieved. The invention provides an operation machine for the whole process of wine grape planting, and provides technical support for mechanization of the fruit industry.

The utility model belongs to the technical field of grape cultivation, and particularly relates to a wine grape planting frame. Comprising a plurality of frame bodies and binding wires, wherein the frame body comprises a vertical rod and a guide rod, the vertical rod is vertically fixed to the ground, one end of the guide rod is connected with the top end of the vertical rod, and the guide rod is in a parabola shape with a downward opening from the top end of the vertical rod; a plurality of binding wires are arranged between any two adjacent frame bodies in parallel; a plurality of rattan fixing assemblies are arranged on each binding wire in a sliding mode. The two adjacent guide rods and the binding wires between the two adjacent guide rods can play a role in guiding and fixing the production direction of new shoots, the growth states of the new shoots are consistent, and the new shoots are conveniently trimmed into leaf curtains with relatively uniform parameter standards, so that the fruit quality is uniform, and meanwhile, the trimming workload and the trimming difficulty are reduced; and when the new tips need to be bound, the nearby rattan fixing assemblies need to slide to fix the new tips, so that the working efficiency is greatly improved.

The application discloses a kind of interplant weeding device of wine grape based on bilateral monocular real-time detection and its use method, method includes: using camera to collect initial image in the process of moving weeding of base plate, color segmentation is carried out to initial image, the proportion of black area of grapevine is obtained, the threshold of black area of grapevine is calculated using deep learning;The black area proportion of grapevine is compared with threshold, based on the calibration result of camera, a plurality of images containing checkerboard are collected after calibration, the pretreatment image is obtained by pretreatment to image;Based on pretreatment image, the standard reflectivity of grapevine and the irradiance of grapevine surface are calculated;A comprehensive correction factor is introduced, the distance from grapevine to camera is calculated based on standard reflectivity and irradiance, and the control method of bilateral monocular real-time detection interplant weeding device of wine grape is completed.The application uses two cameras to detect simultaneously, to avoid the influence of unilateral sunlight irradiation.

The invention belongs to the technical field of wine grape planting and remote sensing monitoring, and discloses a wine grape maturity monitoring and grading picking method based on multispectral remote sensing, which comprises the following steps: collecting grape samples in a vineyard, and measuring maturity physicochemical indexes to obtain ground true value data; obtaining vineyard multispectral image data through a multispectral sensor carried by an unmanned aerial vehicle; establishing a physicochemical index prediction model based on the data; processing images of the whole park by using the model to generate a maturity spatial distribution prediction map; and dividing at least two picking grade regions and guiding regional picking. The method breaks through the limitation of traditional experience judgment, improves the accuracy and comprehensiveness of maturity monitoring, achieves graded harvesting and brewing, improves the yield and quality of high-end wine, improves the picking efficiency, reduces the cost, is suitable for large-scale planting, and has a certain popularization value.

The invention discloses a southwest wine grape climate zoning method based on multi-source data, and relates to the technical field of agrometeorological information, and the method comprises the following steps: collecting and preprocessing multi-source basic data; key climate and growth indexes are calculated; spatial interpolation analysis; generating a zoning map; analyzing and verifying the trend; according to the method, by integrating multi-source meteorological data and high-precision topographic data, a more comprehensive southwest wine grape climate zoning index system is established; according to the method, multiple factors such as heat, moisture and terrain are comprehensively considered, the limitation of single climate index analysis is made up, the zoning result can more accurately reflect the difference of microclimate under the complex terrain, a scientific basis with more regional pertinence is provided for planting layout, and the zoning practicability and guidance value are improved.

The invention discloses a brewing method of mousse special grape wine, and belongs to the technical field of food processing. The brewing method of the Musalaisi special wine comprises the following steps: mixing table grapes and wine grapes to obtain a mixed system with the acidity of 4-6.5 g / L and the sugar degree of 200-230 g / L, and crushing to obtain a crushed material; separating out self-flowing juice from the crushed material to obtain the self-flowing juice and residual fruit pulp; adding edible and medicinal auxiliary materials into the self-flowing juice to obtain a to-be-concentrated solution, and then heating and concentrating the to-be-concentrated solution to obtain concentrated juice; in the heating concentration process, feeding potassium metabisulfite; and performing fermentation treatment on the concentrated juice and the residual fruit pulp in a separated fermentation or mixed fermentation manner to obtain raw wine, and ageing to obtain the mousse special wine.

The utility model discloses a wine grape skin residue separating squeezer, which relates to the technical field of grape squeezing and comprises a box body, a filtering mechanism used for filtering grape skin residues is arranged on the inner side of the box body and below a crushing mechanism, the filtering mechanism comprises a filtering frame, a filtering screen is arranged on the inner side of the filtering frame, and two supporting columns are fixedly arranged on the outer side walls of the two sides of the filtering frame. The four supporting columns penetrate through the side wall of the box body in a sliding mode and are fixedly provided with two supporting plates, two L-shaped plates are fixedly arranged at the bottoms of the two supporting plates, the four L-shaped plates penetrate through the side wall of the box body in a sliding mode and are fixedly provided with mounting plates, vibration motors are fixedly arranged at the bottoms of the mounting plates, and a collecting box is fixedly arranged at the position, located below the filtering mechanism, of the inner side of the box body. A discharging pipe is fixedly arranged at the bottom of the collecting box. The filter frame drives the filter screen to vibrate left and right so that the grape pomace moves, the grape pomace moves to avoid blocking filter holes of the filter screen, the filter speed of the filter screen is prevented from being reduced, and the grape juice separation efficiency is effectively guaranteed.

The invention provides a kolov8-based wine making vineyard navigation center line extraction method, and the method comprises the steps: obtaining historical visual images of a wine making vineyard line-to-line road surface in different time periods, different meteorological conditions and different grape growth cycles, and carrying out the pixel-level marking and image enhancement processing of the historical visual images, and obtaining a training data set; performing model training on a YOLOv8s-seg instance segmentation model based on transfer learning optimization based on the training data set to obtain an improved instance segmentation model suitable for inter-row road segmentation of the wine making vineyard; inputting the obtained target visual image into the improved instance segmentation model to obtain a road segmentation result output by the improved instance segmentation model, and determining a binary mask corresponding to the road region based on the road segmentation result; and carrying out edge extraction on the binary mask, and carrying out fitting processing on an edge extraction result to obtain a road area center line. According to the invention, the problems of unstable detection and path offset caused by multi-factor interference are solved.

A method of phytosanitary treatment, which includes the step of administering a nematicidal composition, is disclosed. The nematicidal composition includes cinnamic aldehyde and terpene alcohol as active ingredients as a nematicide in a phytosanitary treatment, particularly in crops of banana, plantain, table and wine grapes, fruit trees, citrus plants, strawberries, and soy. Main advantages of the invention include high efficacy against nematodes, great stability over time, and the very low toxicity of the composition, both for plants and humans.

The invention relates to saccharomyces cerevisiae with high glycerol yield and application of the saccharomyces cerevisiae in wine fermentation in Ningxia region, and belongs to the technical field of microorganisms. The saccharomyces cerevisiae ND10 provided by the invention endows the wine from Ningxia region with good flavor and mouth feel. The brewer's yeast ND10 disclosed by the invention is inoculated to the native wine grape raw material in Ningxia, so that the complexity and fullness of the taste of the wine can be increased on the basis of not influencing the aroma of the wine, and the taste of the wine is mellow, full, fleshy and smooth. Meanwhile, by replacing commercial saccharomyces cerevisiae with the saccharomyces cerevisiae provided by the invention, the defects of wine quality assimilation and the like caused by use of imported commercial saccharomyces cerevisiae can be improved, and the characteristics of wine in Ningxia region can be better presented, so that the wine industry in Ningxia region can be helped to form own local characteristics; the development of the wine industry in the whole production area and even the independent and innovative development of the wine industry in China are promoted.