474 results about "Lychee fruit" patented technology

The invention relates to the technical field of computer vision, and discloses a litchi fruit quality detection method and device, computer equipment and a storage medium, and the method comprises the steps: obtaining the variety of a to-be-detected litchi, and determining a specified excitation wavelength corresponding to the variety of the to-be-detected litchi; setting the excitation wavelength of fluorescence spectrum analysis equipment as the specified excitation wavelength; fluorescence spectrum data and multispectral image data of a plurality of different surface areas of the to-be-detected litchis are obtained respectively, the fluorescence spectrum data and the multispectral image data corresponding to the same surface areas are associated, and the sum of the different surface areas covers the whole surface of the to-be-detected litchis; inputting each group of associated fluorescence spectrum data and multispectral image data of the to-be-detected litchis into a pre-trained fruit quality prediction model, and outputting a quality degradation prediction result of the to-be-detected litchis; and rapid, accurate and lossless prediction of the quality condition of the litchi fruits is realized.

The invention discloses a litchi fruit dynamic identification and counting method based on improved YOLOv8s. The method comprises the following steps: acquiring a to-be-identified litchi image; inputting the to-be-identified litchi image into an improved YOLOv8s model to obtain a litchi fruit counting result; wherein the improved YOLOv8s model completes training through a training set, and the training set is marked litchi image data. According to the method, the model is subjected to lightweight improvement while the recognition precision and speed are guaranteed, the parameter quantity and the calculation quantity are reduced, equipment resources are saved, the requirement for real-time detection is met, and a foundation is laid for predicting the yield of litchi fruits.

The invention relates to the technical field of microorganisms, in particular to bacillus velezensis F0b and an application of the bacillus velezensis F0b. The bacillus velezensis F0b is preserved in the Guangdong Microbial Culture Collection Center on April 26, 2024, the preservation date of the bacillus velezensis F0b is April 26, 2024, and the preservation number of the bacillus velezensis F0b is GDMCC (China General Microbiological Culture Collection Center): 64566. The bacillus velezensis has prevention and / or control effects on pyricularia oryzae, cabbage sclerotinia sclerotiorum, tomato fusarium wilt, banana fusarium wilt, rice leaf spot, peronophythora litchii, soybean carbon rot, colletotrichum capsici and corn leaf curvularia, and can be used for preparing broad-spectrum microbial source bactericides. The fermentation liquor of the bacillus velezensis can generate amylase, carboxymethyl cellulose and protease, and the fermentation liquor of the bacillus velezensis has prevention and / or control effects on vegetable pathogenic fungal diseases, namely cabbage sclerotiniose or pepper anthracnose.

The invention relates to the technical field of molecular biology, and particularly provides an InDel molecular marker related to the size of a lychee kernel and application of the InDel molecular marker. The InDel molecular marker is located at a site 25610680 of a fifth chromosome of a reference genome GeneBank: GCA019925255.1 of the litchi, and the InDel molecular marker is used for detecting the DNA of the litchi. The genotype of the marker in a pyrokaryotic litchi material is homozygous' GAAAAA / GAAAAA ', and the genotype of the marker in a macrokaryotic litchi material is heterozygous' G---- / GAAAAA 'or homozygous' G---- / G----'. The invention further provides a primer group for detecting the molecular marker, an effective tool is provided for molecular marker-assisted breeding of the size of the lychee kernel, and the method is expected to assist in shortening the breeding period, improving the breeding efficiency and promoting the improvement work of the lychee variety.

The invention discloses an intelligent litchi picking and sorting machine and a working method thereof. The intelligent litchi picking and sorting machine comprises a rack, a walking mechanism, a picking mechanism and a sorting mechanism, the walking mechanism, the picking mechanism and the sorting mechanism are arranged on the rack, and the picking mechanism and the sorting mechanism are both located above the walking mechanism; the picking mechanism comprises a manipulator, a picking device and a picking camera, the picking device and the picking camera are both arranged at the tail end of the manipulator, the picking device comprises an electric mechanical claw, and the electric mechanical claw is used for grabbing fruits recognized by the picking camera; the sorting mechanism comprises a mechanical arm, a shearing device and a sorting camera, the shearing device and the sorting camera are both arranged at the tail end of the mechanical arm, after the electric mechanical claw grabs the fruits, the sorting camera recognizes branches connected with the fruits, and the shearing device shears the branches connected with the fruits. By adopting the arrangement, automatic picking and sorting of litchis can be realized, so that the picking efficiency is improved, and meanwhile, the quality and the yield of picked fruit products can be ensured.

The invention belongs to the technical field of biology, and relates to a combined method for improving the taste of cerasus humilis clear juice and increasing the content of available calcium and zinc, which comprises the following operation steps: S1, removing impurities from cerasus humilis fruits, cleaning, denucleating and crushing to obtain cerasus humilis pulp; s2, performing primary enzymolysis on the cerasus humilis fruit pulp to obtain primary enzymolysis cerasus humilis fruit pulp; s3, fermenting the cerasus humilis fruit pulp to obtain fermented cerasus humilis fruit pulp; s4, performing secondary enzymolysis on the fermented cerasus humilis fruit pulp to obtain secondary enzymolysis cerasus humilis fruit pulp; and S5, filtering, sterilizing and filling the secondary enzymolysis cerasus humilis pulp to obtain a cerasus humilis clear juice product. The combined method of high-speed dispersion machine release, pectinase enzymolysis, issatchenkia terricola fermentation and joint enzymolysis of cellulase, beta-glucosidase and alpha-rhamnosidase is utilized, the product taste is effectively improved while the yield of the cerasus humilis clear juice product is increased, and the cerasus humilis clear juice product is palatable in sourness and sweetness, clear, transparent and bright, full in flavor and suitable for large-scale production. And the contents of calcium and zinc are increased by more than 65% and 59%. The product has good calcium and zinc supplementing effects.

The invention relates to an SNP molecular marker related to litchi fruit weight and application thereof, and belongs to the technical field of molecular biology. The SNP molecular marker related to the litchi fruit weight is based on a seedless litchi reference genome, the SNP molecular marker is located in a litchi SL05G0138630 gene coding region, and is located at the 27564818th basic group of a litchi chromosome 5, and the basic group is A or G. The application finds that a non-synonymous SNP site in a coding region of the litchi SL05G0138630 gene is closely associated with the litchi fruit weight phenotype, the variety with the weight of the litchi fruit can be efficiently identified by detecting the polymorphic site, the invention further discloses an identification method for the molecular level of the variety with the weight of the litchi fruit, and the molecular level of the variety with the weight of the litchi fruit can be identified by an SNP-based typing method. And cheap and accurate gene SNP typing can be achieved, so that the purpose of efficiently and accurately identifying the weight variety of the litchi fruit is achieved.

The invention discloses a green prevention and control integrated method for litchi diseases and insect pests. According to the comprehensive green prevention and control method for the litchi diseases and insect pests, a litchi fitness cultivation technology, a light insect trapping and killing technology, a color insect trapping and killing technology, a biopesticide prevention and control technology, a one-spraying-three-province synergistic and decrement pesticide application technology and a precise forecasting technology are integrated. The method has the advantages that operation is simple, litchi planting operators can easily understand the method, a series of green prevention and control technologies are integrated, the green prevention and control effect is obvious, the amount of fertilizer and pesticide for the litchis is reduced remarkably, good economic benefits are obtained, and the method is suitable for green and sustainable development of the litchis.

The invention discloses a tricholoma matsutake culture medium using litchi branches as a matrix and a cultivation method thereof. The tricholoma matsutake culture medium is prepared from the following components in percentage by weight: 30-50% of litchi sawdust, 30-50% of cottonseed hulls, 3-8% of bran, 3-8% of corncobs, 3-8% of rice husks, 1-5% of corn flour and 1-5% of lime. The method is characterized in that the litchi branches are added into the stock liquid culture medium for making the branch seeds for the first time, on one hand, the tricholoma matsutake strains can be trained to generate extracellular enzymes capable of utilizing litchi wood chips, macromolecules of the litchi branches can be rapidly decomposed, and on the other hand, nutrient elements contained in the litchi branches can promote growth of tricholoma matsutake hyphae more rapidly, and the growth rate of the tricholoma matsutake hyphae is increased. The branch seeds are large in inoculation area and high in hybrid resistance, the growth time of mycelium of the cultivation material can be shortened, and the fruiting rate is increased. The invention not only provides a solution for innocent treatment of the litchi branches, but also finds a new culture medium for red tricholoma matsutake culture.

The invention relates to the technical field of computer vision, in particular to an improved YOLOv8n-based unmanned aerial vehicle litchi image detection method, which comprises the following steps of: acquiring a litchi image data set of a litchi orchard; a YOLOv8-litchi model based on the YOLOv8n model is constructed; training set data are input into the model for training, and detection and classification of the litchi fruits are completed; and inputting test set data into the model to realize accurate detection of the litchi fruits. According to the invention, an RCS-OSA module is introduced to improve a YOLOv8 network model, the feature extraction capability of a feature acquisition module is enhanced, the calculation complexity is reduced, effective information of the module is successfully fused by introducing a BiFPN network structure, the detection capability of a detection model is enhanced by using a DynamicHead detection head, and the detection efficiency is improved. And finally, the detection precision, the generalization ability and the robustness of the model are enhanced, so that relatively high accuracy is obtained in a natural environment.

The invention relates to the technical field of daily chemical industry, and discloses a moisturizing and soothing composition and application thereof.The moisturizing and soothing composition comprises, by weight, 20-25% of C14-16 sodium olefin sulfonate, 20-25% of C14-16 sodium alkyl sulfonate, 20-25% of C14-16 sodium alkyl sulfonate, 10-20% of C14-16 0.3%-0.7% of a cationic polymer; a litchi pericarp extract; an aloe extract; and a rosemary extract; wherein the total weight percentage of the litchi peel extract, the aloe extract and the rosemary extract is 1.9%-3.3%. The components are compounded, the cationic polymer and the anionic surfactant are utilized to construct a deposition system, and the three plant extracts with specific total content are cooperated, so that the retention rate of active ingredients in scalp is effectively increased, and the problem that moisturizing and soothing ingredients are easy to wash away is solved. The invention also provides a preparation method combining hot preparation and cold preparation, and the stability of the system and the activity of the extract are ensured by homogenizing the phase A at high temperature and adding the phase E at low temperature. The composition can be used for preparing shampoo products for moisturizing or relieving scalp.

The invention discloses a high-position multi-head branchlet grafting method for litchis, and belongs to the technical field of top grafting of litchis, and the method comprises the following steps: 1) retracting and trimming a fruiting mother branch in the current year, and grafting at the same time; (2) grafting by adopting a two-side branch cutting method, and aligning cambiums on two sides of the scion and the stock; 3) strengthening fertilizer and water management. Compared with a large branch grafting method and a low-position small branch grafting method, the high-position multi-head small branch grafting method for litchis has the advantages that firstly, the variety structure can be quickly adjusted, and good varieties with good economy can be grafted according to the market demand condition to preempt the precedent; the grafting survival rate is high, supplementary grafting manual work is omitted, and the crown breadth of the fruit tree can be quickly recovered; thirdly, fruits are harvested in the orchard every year, the next year of fruits are grafted after the fruits are harvested, and high yield is achieved in the third year; and 4, the economic benefit is greatly improved.

The invention discloses acetobacter aceti as well as an isolated culture method and application thereof, and belongs to the technical field of microorganisms. According to the invention, an acetobacter aceti SCU-LH-1 strain is separated and screened from vinegar culture, and the preservation number is CGMCC (China General Microbiological Culture Collection Center) NO.33010. The strain provided by the invention can be used for producing litchi kernel table vinegar, lactic acid is preferentially synthesized in the fermentation process, the proportion of organic acid in the table vinegar is changed, and the proportion of lactic acid to acetic acid is remarkably increased, so that the taste of the table vinegar is effectively improved, and the table vinegar is softer and mellower; and the contents of ester components such as isoamyl acetate and lychee flavor components such as geraniol in the table vinegar are increased, so that the table vinegar has richer lychee flavor. According to the method, efficient utilization of fruit byproducts can be achieved, high-quality table vinegar is produced, reasonable utilization of resources is achieved, the raw material source of table vinegar production is expanded, the production cost is reduced, and good economic benefits and environmental benefits are achieved.

The invention discloses a low-temperature storage and preservation method for litchis. The method comprises the following steps of: removing branches and leaves of fresh litchis which are 80-90% mature, and reserving bare litchis; the fruits pass through a sorting line, and defective fruits are picked out; and soaking the lychee in an ergothioneine and mannitol solution, draining water, packaging the lychee with a moisture-permeable and air-permeable functional fresh-keeping bag, and storing the lychee at the temperature of-1 DEG C to 5 DEG C. According to the fresh-keeping method combining ergothioneine, mannitol and a moisture-permeable and air-permeable functional fresh-keeping bag, the fresh-keeping period of the litchis can be effectively prolonged through natural oxidation resistance and hydration and by matching with humidity adjustment and gas exchange, and the flavor, texture and nutritional ingredients of the litchis are kept. The method not only meets green and environment-friendly requirements, but also can remarkably reduce loss of litchis in transportation and storage, reduce food waste and improve food safety, and is an advanced and efficient fruit fresh-keeping technology.

The invention belongs to the field of sugar detection, and particularly relates to a litchi sugar detection method based on machine learning, and the method comprises the steps of complete information collection, priori knowledge learning, feature fusion, litchi model updating, litchi reflection spectrum scanning and recording, preprocessing, interpretability analysis and model output. According to the scheme, litchis automatically roll before passing through a detection area by adopting the rotating roller, and cameras are respectively mounted at different angles of the front and rear sections of the rotating roller and the left and right sides of the conveying belt, so that errors caused by single-angle shooting are reduced, and the sugar detection accuracy is improved; according to the scheme, a nondestructive, rapid and low-cost near-infrared spectral imaging technology is adopted, near-infrared wavelengths are screened according to the importance of the wavelength to a sugar detection result, redundant information is removed, features contributing to detection and grading are extracted, an interpretable artificial intelligence technology is adopted, and the design of a return model is optimized.

The invention relates to a preparation method, a product and application of a whitening and antioxidant litchi peel extract. The preparation method comprises the following steps: (1) mixing litchi peel powder with water, and carrying out ultrasonic extraction to obtain a litchi peel crude extract; (2) mixing the litchi peel crude extract with a compound enzyme, carrying out an enzymatic hydrolysis reaction, and carrying out enzyme deactivation treatment after the reaction to obtain an enzymatic hydrolysate; (3) performing cation exchange resin purification on the enzymatic hydrolysate to obtain a litchi pericarp extract; the compound enzyme in the step (2) comprises papain, bromelain and neutral protease. The litchi pericarp extract prepared by the invention has excellent antioxidant capacity and whitening effect, is safe and non-irritant, and is more beneficial to absorption by the human skin surface.

The invention belongs to the technical field of litchi planting, and particularly relates to a high-precision three-dimensional measurement method in a litchi growth process, before an experiment is started, calibration marks are fixed on branches to ensure precise scaling of a three-dimensional model, the marks are always visible in an imaging process, and during data acquisition, the calibration marks are not visible. A 360-degree imaging strategy is adopted for part of branches to obtain complete multi-view coverage; in the data preprocessing stage, background elimination is carried out based on a collaborative image segmentation method of Ground DINO and SAM2, precise litchi main body extraction is realized, an improved Compact-2DGS method is provided, a redundant Gaussian unit is eliminated through a novel stability perception elimination strategy, efficient storage compression is realized, and the method has the advantages of high efficiency and high efficiency. And the two-dimensional rendering quality and the three-dimensional reconstruction precision are synchronously improved in combination with a GStex optimization technology. By tracking the maximum width, height and volume of the fruit cluster determined in the reconstructed three-dimensional model, the growth rule of the litchi fruit of the seven branches is analyzed.

The invention discloses a complex microbial inoculant containing streptomyces elongisporus and trichoderma Guizhou, the streptomyces elongisporus is streptomyces elongisporus A25, and the trichoderma Guizhou is trichoderma Guizhou NJAU4742. The invention further discloses application of the complex microbial inoculant to promotion of cucumber growth and application to promotion of seedless litchi yield improvement and fruit quality improvement. Streptomyces elongisporus A25 and trichoderma Guizhou NJAU4742 which are separated and screened from seedless litchi tree rhizosphere soil are prepared into the composite microbial agent, the composite microbial agent is applied to a cucumber pot experiment, cucumber growth can be remarkably promoted, and when the composite microbial agent is applied to a seedless litchi field experiment, seedless litchi yield improvement and fruit quality improvement can be remarkably promoted. The complex microbial inoculant disclosed by the invention has important significance on sustainable development of the seedless litchi industry.

The invention discloses a lychee image classification method based on a YOLO11 model, and the method comprises the steps: employing a lychee image database to train the YOLO11 model, and the YOLO11 model comprises a backbone network, a neck network, and a decision network; wherein the backbone network comprises a convolutional layer and a HaloAttention module, and the convolutional layer comprises a lightweight adaptive extraction convolution (LAE); the neck network comprises a CARAFE feature sampling block; and carrying out litchi variety prediction by adopting the trained YOLO11 model. According to the method, the local attention HaloAttention is introduced into the backbone network of the YOLO11 model, so that the feature expression capability in a local range is improved; the Conv convolution is replaced with lightweight adaptive extraction convolution LAE, and feature complementation between channels is enhanced; a CARAFE feature sampling block is introduced, and the sampling process is dynamically adjusted according to input features; the method can accurately predict the variety of the litchi fruit, and has the advantages of rapid identification, high identification accuracy and strong stability.

The invention relates to the technical field of fruit fresh-keeping storage, and discloses a low-carbon fresh-keeping litchi normal-temperature storage, transportation and packaging method which comprises the following steps: (1) pretreatment: picking fresh litchis, screening the picked fresh litchis, and then precooling the screened litchis until the temperature of fruit cores is 0-15 DEG C; (2) packaging: carrying out e-commerce packaging in an operation room at the temperature of 15-20 DEG C, firstly putting a phase change cold storage agent at the bottom of an aluminum foil heat preservation bag, then putting a bacteriostatic fresh-keeping water absorption pad, then putting the pretreated fresh litchis, packaging by using the aluminum foil heat preservation bag coated with a macromolecular waterproof layer, and finally putting the litchis into a drying room at the temperature of 15-20 DEG C; the whole aluminum foil heat preservation bag is placed into a foam box made of polypropylene plastic foam materials and then sealed, and the outer layer is a common carton with a trademark; the bacteriostatic fresh-keeping water-absorbing pad contains a water-absorbing bacteriostatic compound (3) for transportation; according to the packaging method, temperature control, bacteriostasis, drying and air permeability are achieved, the fresh-keeping effect on the litchis is effectively achieved, and the method is low-carbon, environmentally friendly, simple, efficient and high in generalization performance.

The invention belongs to the field of comprehensive utilization of palm leaves, and particularly relates to a natural preservative containing palm leaf extract as well as a preparation method and application of the natural preservative. According to the natural preservative disclosed by the invention, sunflower discs, betel nut leaves, mint leaves, oil-tea cakes and barley are added into lactobacillus plantarum to prepare fermentation liquor, the fermentation liquor is sterilized, and then palm leaf extract and purslane extract are added, so that the antibacterial rate on mango colletotrichum gloeosporioides, litchi fruit colletotrichum gloeosporioides and strawberry colletotrichum gloeosporioides can be remarkably increased; the preservative can effectively prevent fruits from decaying and deterioration, can effectively prolong the storage life of fruits when being used for preservation and fresh keeping of fruits, has small toxic and side effects, and greatly improves the safety.

The invention discloses a fruit and vegetable grafting wound healing nutrient solution containing polysaccharide complex enzyme and a preparation method, belongs to the technical field of agricultural biochemical preparations, and aims to solve the technical problems of low removal efficiency of necrotic tissues at grafting wounds and high risk of microbial infection. According to the technical scheme, the nutrient solution is characterized by being prepared from the following raw material components in parts by weight: 0.3 to 0.8 part of polysaccharide, 1 to 5 parts of cellulase, 0.5 to 2.5 parts of pectinase, 1 to 5 parts of glycerol and 90 to 100 parts of water. Wherein the pH value of the nutrient solution is adjusted to 5.0-6.5 by using a phosphate buffer agent, the polysaccharide is composed of chitosan and sodium alginate, the mass ratio of the chitosan to the sodium alginate is 1: 0.5-1: 2, the activity of cellulase in the nutrient solution is 100-500 U / mL, and the activity of pectinase in the nutrient solution is 50-250 U / mL. The nutrient solution is mainly used for promoting fruit and vegetable grafting wound healing, and application verifies that the nutrient solution can effectively improve wound healing quality and reduce infection risk in the grafting process of fruits and vegetables such as cucumbers, eggplants, peppers, tomatoes, litchis and oranges, and has a good application effect.

The invention relates to the technical field of fruit picking, and discloses a litchi fruit picking device which comprises a telescopic rod, a shearing assembly arranged on the mounting disc and used for shearing branches, and a transmission assembly arranged on the mounting disc and used for driving the shearing assembly to act, the linkage assembly is arranged on the fixed seat and drives the two shearing knives to perform relative synchronous action, the execution assembly is arranged on the telescopic rod and controls the action of the transmission assembly, and the auxiliary discharging assembly comprises a material receiving barrel and a material containing assembly which are detachably arranged on the bottom face of the mounting disc. The material containing assembly comprises an oblique shoulder strap and a detachable material containing frame on the oblique shoulder strap. According to the device, the litchi fruit picking efficiency can be improved, the labor intensity of operators can be reduced, and therefore the use efficiency of the device is improved.

The invention discloses an application of a litchi LcCPC3 gene and an encoded protein thereof in delaying flowering of plants. The nucleotide sequence of the litchi LcCPC3 gene is shown as SEQ ID NO: 1; the amino acid sequence of the encoded protein is shown as SEQ ID NO: 2. According to the invention, the litchi LcCPC3 gene participates in regulating and controlling the flowering time of litchis and is an important regulating and controlling gene for flowering of the litchis, the litchi LcCPC3 gene can be used for regulating and controlling the flowering time of the litchis and stably flowering, and the litchi LcCPC3 gene has important application value for realizing stable yield of the litchis.

The insect killing device comprises a moving trolley, water tanks and a water pump, the water tanks are installed on the two sides of the top of the moving trolley respectively, the water pump is installed on the water tanks, and a shaft seat is installed in the middle of one end of the top of the moving trolley; a first motor works to achieve rotation of a rotating frame, a second motor works to achieve lifting movement of a lifting seat, a third motor works to achieve rotation of an arc-shaped seat, adjustment is conveniently conducted according to the height and specification of a litchi tree, and the lifting seat and a first spray head are adjusted to correspond to the side wall of the litchi tree; an arc-shaped seat and a second spray head are adjusted to correspond to the top side of the litchi tree, the first spray head sprays towards the side wall of the litchi tree, the second spray head sprays towards the top of the litchi tree, and in the pesticide spraying and insect killing process, the movable trolley rotates along the litchi tree, so that all-directional pesticide spraying and insect killing on the litchi tree are achieved; and the rotating stand, the lifting seat and the arc-shaped seat are folded and stored between the two water tanks, so that the occupied space is reduced.

The invention relates to the technical field of litchi flower formation prediction, and discloses a litchi flower formation induction estimation method based on short, medium and long term prediction data, and the method comprises the following steps: constructing a static multi-source heterogeneous data set; constructing a climate data set; and acquiring satellite remote sensing data of the target area as a remote sensing data set. Inputting the static multi-source heterogeneous data set and the climate data set into a pre-trained XGBoost model to obtain a litchi flowering induction result of the target area; inputting the climate data set into a pre-trained LSTM model to obtain a florescence climate index of the target area; and obtaining a vegetation index from the remote sensing data set, fusing the vegetation index to obtain a first flowering index, fusing the first flowering index with the terrain index to obtain a second flowering index, and evaluating the flowering stability condition of the target area based on the second flowering index.

The invention belongs to the technical field of preparation of flavors and fragrances, and particularly relates to a litchi-flavor microcapsule essence composition and a preparation method thereof. The preparation method comprises the following steps: mixing modified cyclodextrin, an emulsifier, an initiator and water according to a weight ratio of (4-7): (0.5-0.6): (0.03-0.05): (56-62) to form a dispersion liquid; mixing an acrylate monomer, litchi essential oil and absolute ethyl alcohol according to a weight part ratio of (1-2): (3-4): (45-51) to form an oil phase; mixing the dispersion liquid and the oil phase according to the weight part ratio of 1: 1, heating to 75-80 DEG C, reacting for 2.5-3.5 hours to obtain microcapsule emulsion, and performing spray drying on the microcapsule emulsion to obtain the microcapsule essence composition. According to the preparation method, modified cyclodextrin is constructed and then polymerized and wrapped, so that the high-temperature resistance and the fragrance-holding and slow-release performance of the prepared microcapsule essence composition are improved.

The invention specifically discloses an application of lychee fermentation product metabiotics in a product for relieving muscle aging. The lychee leavening plays a role as a common food raw material component, can shorten the period of relieving the sarcopenia symptom, and can significantly relieve the sarcopenia symptom.

The invention discloses low-alcohol rose and litchi monascus rice wine and a making method thereof, and belongs to the technical field of food and beverage fermentation engineering. The rose and the litchi are organically combined with the monascus rice wine, the composite flavor of the rose and the litchi is given to the monascus rice wine, the defect that a traditional monascus rice wine body is prominent in sourness is overcome, and meanwhile the mood after drinking of the monascus rice wine can be relieved through the sedative effect of the rose and vitamin B in the litchi; in addition, polyphenol compounds, flavonoid compounds and vitamin C are introduced into the wine body, the polyphenol compounds in the roses and vitamin C antioxidant components in the litchis cooperate with each other, the antioxidant effect of the monascus rice wine is enhanced, damage caused by oxidative stress is reduced, and the health-care effect of the monascus rice wine is improved. The litchi is rich in vitamin C, so that the absorption of non-heme iron in the roses is effectively improved, the absorption rate of the iron element is improved, and the monascus rice wine also has an excellent anti-oxidation effect and an effect of promoting the absorption of the iron element.

The invention relates to an SNP molecular marker related to litchi fruit weight and application thereof, and belongs to the technical field of molecular biology. The SNP molecular marker related to the litchi fruit weight is based on a seedless litchi reference genome, the SNP molecular marker is located in a litchi SL05G0138630 gene coding region, and is located at the 27564818th basic group of a litchi chromosome 5, and the basic group is A or G. The application finds that a non-synonymous SNP site in a coding region of the litchi SL05G0138630 gene is closely associated with the litchi fruit weight phenotype, the variety with the weight of the litchi fruit can be efficiently identified by detecting the polymorphic site, the invention further discloses an identification method for the molecular level of the variety with the weight of the litchi fruit, and the molecular level of the variety with the weight of the litchi fruit can be identified by an SNP-based typing method. And cheap and accurate gene SNP typing can be achieved, so that the purpose of efficiently and accurately identifying the weight variety of the litchi fruit is achieved.