388 results about "Fragaria" patented technology

The invention provides a multi-task identification method for strawberry diseases and insect pests, and belongs to the technical field of strawberry leaf disease identification. The method comprises the following steps: marking an enhanced original strawberry leaf image, and constructing a multi-task training data set; inserting a double attention unit on a semantic segmentation model decoder as a segmentation network, constructing a detection network based on a lightweight detection model, inputting a segmentation mask output by the segmentation network into the detection network to construct a cascade model, and performing preliminary training; performing multi-task joint learning on the cascade model; based on the multi-task data set, a progressive training strategy is combined with a cosine annealing learning rate adjustment strategy, and final training is carried out on the cascade model after joint learning; and inputting a to-be-detected strawberry leaf image into the finally trained cascade model, and outputting a disease type and a severity level. According to the method, the recognition sensitivity of tiny disease spots can be effectively improved, and the generalization ability of the model to complex illumination and shielding scenes is enhanced.

The invention relates to the technical field of agricultural picking robot visual perception, and discloses a strawberry fruit detection and picking key point positioning method and model based on deep learning. The method comprises the following steps: acquiring strawberry RGB-D images to construct a data set; on the basis of a YOLOv8-Pose architecture, global feature extraction is enhanced by constructing a C2f-MAMBA module of a fusion state space model, an HWD module is introduced to retain detail features, and a Faster Net Block is used for weight reduction, so that an STRAW-MAMBA model is constructed; outputting coordinates of five key points such as a fruit bounding box and a shear point by the model, and performing geometric compensation on a shielding point; and finally, calculating three-dimensional space coordinates of the key points in combination with depth information. According to the method, a C2f-MAMBA module based on Mama is innovatively introduced, global feature association is effectively modeled, a multi-scale attention mechanism is combined, the defect that long-range dependence is difficult to capture in a traditional CNN is overcome, and the detection and positioning precision of strawberry fruits and picking key points thereof in a complex background is remarkably improved.

The invention discloses a microbial agent for improving the yield and quality of strawberries and a preparation method and application thereof, and belongs to the technical field of microorganisms. The microbial agent comprises the following raw materials in parts by weight: 40-50 parts of a compound microbial agent, 0.3-0.5 part of xanthan gum, 1.5-2 parts of glycerol, 4-5 parts of a citric acid-sodium citrate buffer solution, 1-1.5 parts of potassium humate, 0.3-0.5 part of monopotassium phosphate, 0.2-0.3 part of chelated calcium magnesium and the balance of water, wherein the total parts by weight of the raw materials are 100; the compound microbial agent is prepared from arthrobacter Xinjiang, linear Prussella bursa-pastoris and bacillus coagulans. The microbial agent disclosed by the invention can be used for effectively preventing and treating strawberry diseases, including root rot, fusarium wilt, gray mold and anthracnose; through the synergistic effects of hormone secretion, nutrient activation, disease inhibition and the like, the microbial agent comprehensively promotes root development and nutrient absorption of strawberry plants, promotes strawberry growth, remarkably improves the strawberry yield and fruit quality, and meanwhile remarkably reduces the strawberry storage rotting rate.

The embodiment of the invention discloses a Yarrowia guilliermondii as well as a separation and screening method, an identification method and application of the Yarrowia guilliermondii. The preservation number of the Yarrowia guilliermondii is CGMCC (China General Microbiological Culture Collection Center) No.27603, and the preservation number of the Yarrowia guilliermondii is CGMCC No.27603. The Yarrowia guilliermondii disclosed by the embodiment of the invention has a very good prevention and control effect on postharvest diseases of fruits, and the prevention and control effect of the Yarrowia guilliermondii on the diseases can be enhanced by respectively adding auxiliary factors, namely calcium chloride, alginate oligosaccharide (AOS), phytic acid (PA) and metschhia yeast. Through identification, the antagonistic bacterium is a Yeyrozyma guilliermondii, and the antagonistic bacterium is a Yeyrozyma guilliermondii. The M.guilliermonii has a good control effect on gray mold, penicilliosis, black spot and aspergillus niger of strawberry, apple, pear and tomato fruits, can be rapidly colonized on fruit wounds, and can enhance the resistance-related enzyme activity of the fruits, occupy the wound space and induce the fruit resistance to reduce the morbidity of diseases.

The invention discloses an Internet of Things supervision method and system applied to strawberry growth management, and relates to the technical field of smart agriculture, and the method comprises the steps: integrating historical strawberry growth full-cycle multi-dimensional data, constructing a strawberry growth knowledge graph, taking different growth stages as nodes, and obtaining the optimal growth interval of each node; tracking a dynamic evolution track of the soil saline-alkali parameters on the time sequence, and constructing a dynamic prediction model of the target soil saline-alkali parameters; based on a multi-dimensional sensor, monitoring growth parameters in real time, inputting a knowledge graph to judge the growth node of the strawberry in the time period, predicting the trend by integrating the growth parameters in the time period and soil saline-alkali parameters, calculating the deviation degree of the growth node in the time period and the optimal growth interval, and evaluating whether the growth parameters in the time period are in a safe range or not; if it is judged that the growth is in the abnormal growth risk period, a layered early warning mechanism is implemented, a case with the highest similarity in the knowledge graph is paired, and a solution is rapidly provided. The method has the beneficial effects that the yield and quality of strawberries are improved.

The invention relates to an application of a FaPDHE1alpha gene or an encoding protein thereof in prevention and control of strawberry gray mold, and belongs to the field of plant genetic engineering and the field of prevention and control of postharvest diseases of fruits and vegetables. The invention discloses a key positive regulation and control effect of FaPDHE1alpha in regulation and control of strawberry gray mold resistance. By constructing a 35S:: FaPDHE1alpha overexpression vector and a FaPDHE1alpha RNAi interference vector, according to transient gene overexpression and RNA interference silencing tests, it is verified that high expression of the FaPDHE1alpha gene can obviously enhance the resistance of strawberry fruits to botrytis cinerea, and silencing of the gene causes reduction of the disease resistance of the fruits. Mechanism studies show that after the FaPDHE1alpha gene is activated, mitochondrial energy metabolism and controlled ROS signal generation are promoted, antioxidant enzyme activity is enhanced, and defense related gene expression is induced, so that the disease resistance of fruits is improved. By means of functional genomics, the key function of the FaPDHE1alpha gene in prevention and control of gray mold after strawberry harvest is illuminated for the first time, and the FaPDHE1alpha gene can be used for screening disease-resistant breeding materials or developing biological prevention and control preparations for postharvest diseases and has important application value.

The invention discloses a method for controlling the growth condition of strawberry seedlings, and belongs to the technical field of strawberry seedling raising. The method for controlling the growth condition of the strawberry seedlings comprises the steps that illumination uniformity is adjusted, nutrient soil is prepared for strawberry seedling raising, and illumination uniformity adjustment comprises the steps that different numbers of LED lamp tubes are used for irradiating the growing strawberry seedlings, the illumination uniformity of strawberry seedling canopies is improved, and the energy efficiency ratio is increased; the preparation of the nutrient soil comprises the following steps: mixing and stirring the components of the nutrient soil to ensure the uniform distribution of the raw materials, then putting the nutrient soil into a planting pot, watering and wetting for strawberry seedling planting. The nutrient soil comprises the following components in parts by weight: 35-35 parts of leaf mold; 45 parts of the raw materials and 17 parts of vermiculite powder; 23 parts of perlite, and 23 parts of perlite; 30 parts of carbon nitride composite humic acid; 8 parts of the fertilizer and 5 parts of a mixed fertilizer; 7 parts, 1 part of mycorrhizal inoculant; and 3 parts. According to the method, the growth condition of the strawberry seedlings is cooperatively controlled by adjusting the illumination intensity and preparing the nutrient soil, so that the strawberry seedlings are developed in root system, thick and strong in leaf stems and free of plant diseases and insect pests, and the plant height and the leaf area of the strawberry seedlings are obviously increased after the seedling age is 30 days.

The FaCP5L1 and FaCP5L3 genes and application thereof in regulating fruit ripening and postharvest quality belong to the field of agricultural biological genetic engineering technology. It is found for the first time that the cruciferin coding genes FaCP5L1 and FaCP5L3 can directly participate in the regulation of strawberry ripening and postharvest quality, including but not limited to the regulation of abscisic acid (ABA) content, ripening process, soluble solid content, hardness, color, anthocyanin content. The expression of FaCP5L1 and FaCP5L3 can promote the ripening of strawberry fruit and the formation of postharvest quality; the expression reduction can slow down the ripening of strawberry fruit and the formation of postharvest quality. Accordingly, the ripening of strawberry fruit and the postharvest quality traits can be regulated by reasonably utilizing the genes, and the ripening and postharvest quality related breeding can be guided. The present application provides a theoretical basis and technical support for regulating the ripening of strawberry fruit and the postharvest quality traits by using genetic engineering technology, and has important application value.

The invention relates to the technical field of biological prevention and control, and discloses application of a bacillus velezensis P15 fungicide in preservation of harvested strawberries, and the application comprises the step of applying the bacillus velezensis P15 fungicide to the harvested strawberries so as to prevent and control strawberry postharvest diseases caused by pathogenic fungi. The preservation number of the bacillus velezensis P15 is CGMCC (China General Microbiological Culture Collection Center) NO.31995. The bacillus velezensis P15 microbial inoculum is used for preservation of picked strawberries, can efficiently inhibit more than 90% of picked pathogenic bacteria such as botrytis cinerea and the like, has a control effect superior to that of prochloraz, and does not enable the pathogenic bacteria to resist drugs after being used for a long time; the strawberry preservative is harmless to human, animals, plants and the environment, has no microbial agent residue, can be used for fresh keeping of green and organic strawberries, solves the food safety problem of chemical preservative residue, and improves the acceptability of consumers.

The invention relates to an electrostatic spinning multifunctional packaging film with pH double responsiveness and a preparation method and application thereof, and belongs to the technical field of food packaging storage and detection. Oxidized sodium alginate with different oxidation degrees is obtained through periodate induction, the oxidized sodium alginate and carboxymethyl chitosan with amino are subjected to green crosslinking, polyvinyl alcohol is used as a spinning aid, then Nisin and anthocyanin are added into the polyvinyl alcohol, and the multifunctional packaging film with preservation and monitoring functions is prepared in combination with electrostatic spinning equipment. The packaging film obtained by the invention can intuitively reflect the change condition of freshness through rapid color change caused by the change of decay indexes of strawberries in the storage period on the basis of the high pH sensitivity of anthocyanin; under the same pH change condition, the release of Nisin can be intelligently regulated and controlled through the unique pH response characteristic of a Schiff base bond formed between oxidized sodium alginate and carboxymethyl chitosan, so that long-acting bacteriostasis is realized, and the shelf life of strawberries is remarkably prolonged.

The invention belongs to the technical field of strawberry planting, and discloses a strawberry elevated planting water and fertilizer integrated device which comprises a control box, a gravel filter is installed on the rear side of the control box, the gravel filter is fixedly communicated with a laminated filter, and through cooperation of structures such as an outer pipe, an inner pipe, a spiral groove and an inclined hole, a double-layer drip irrigation pipeline is utilized, and the water and fertilizer integrated device is formed. By rotating the adjusting inner pipe, the drip irrigation point position can be adjusted, long-time drip irrigation at the same point position is avoided, each strawberry plant can uniformly receive fertilizer irrigation, the drip irrigation density can be adjusted, the drip irrigation rate can be adjusted in cooperation with a machine body, the device effectively adapts to the plant growth condition, constant-speed and accurate drip irrigation is achieved, it is ensured that the plant growth environment is basically consistent, and the quality is improved; the double-layer pipeline of the outer pipe and the inner pipe is adopted for drip irrigation, compared with a traditional mode that two single-layer pipes are used, the number of branches is reduced, the water pressure needed by a single planting box can be effectively reduced, more production lines can be increased, and therefore the strawberry planting yield is increased.

The invention discloses a fresh-keeping method and a fresh-keeping device for a refrigeration shelf after picking of blueberries, belongs to the technical field of postharvest treatment of fruits and vegetables, takes natural metabolism regulation and control and cell stable quality regulation as core innovation points, breaks through the limitation that traditional controlled atmosphere fresh-keeping needs to depend on external energy and single nutrient enrichment, and improves the fresh-keeping effect of the blueberries. And organic unification of environmental control and physiological regulation is realized. The method is simple and convenient to operate, remarkable in effect, low in cost and high in safety, is not only suitable for preservation of picked blueberries, but also can be popularized to storage and transportation links of other perishable berries such as strawberries, blackberries and raspberries, provides an efficient, green and sustainable technical path for preservation of picked fruits and vegetables, and has important industrial popularization value and social application significance.

The utility model discloses a strawberry seedling transplanting device for strawberry planting, and belongs to the field of strawberry planting. A strawberry seedling transplanting device for strawberry planting comprises a soil cutting cylinder and two sets of connecting plates, the soil cutting cylinder is in a semi-closed type and forms an opening, the connecting end of one connecting plate is fixedly connected to one end of the soil cutting cylinder, the connecting end of the other connecting plate is fixedly connected to the other end of the soil cutting cylinder, and limiting rods are arranged on the outer walls of the connecting plates; the driving part is arranged on the soil cutting cylinder, and the working end of the driving part is matched with the limiting rod; on the one hand, soil in the soil cutting cylinder can be effectively clamped, contact between the soil and a root system is enhanced, strawberry seedlings can be better fixed, soil on the transplanted root system is prevented from loosening, on the other hand, the amount of soil attached to the inner wall of the soil cutting cylinder can be reduced, meanwhile, the soil in the cylinder is further compacted, and the soil quality is improved. The risk that the root hairs are exposed outside is reduced, at the moment, workers do not need to manually supplement mud and pinch tightly, and the transplanting efficiency is improved.

The invention discloses a strawberry gray mold early warning system and method based on multi-physiological index collaboration, belongs to the technical field of strawberry gray mold early warning, and solves the problems that in the prior art, due to dependence on a single data source, a model is easily interfered by environmental factors, early abnormal performance of gray mold in multiple physiological levels cannot be comprehensively captured, and the early warning effect is poor. Therefore, the recognition accuracy of the strawberry gray mold asymptomatic latency period is reduced. The data acquisition layer is used for acquiring fluorescence indexes, spectral indexes and photosynthetic indexes of strawberry plants; the feature processing layer is used for respectively calculating feature indexes corresponding to the fluorescence index, the spectrum index and the photosynthetic index acquired by the data acquisition layer; the alarm judgment layer is used for judging alarm levels corresponding to the feature indexes output by the feature processing layer; and the decision fusion layer is used for performing fusion decision according to the alarm level output by the alarm judgment layer to obtain an early warning state. The strawberry gray mold early warning method is used for realizing accurate and effective strawberry gray mold early warning.

The utility model discloses a plant flower thinning manipulator for strawberry planting management in the technical field of strawberry pruning tools, which comprises a long handle, an upper handle and a distance adjusting mechanism, the upper handle is rotatably connected with a lower handle, one end of the lower handle, which is not connected with the upper handle, is fixedly provided with a lower traction rope, the bottom end of the long handle is fixedly connected with an upper cutting edge, and the upper cutting edge is fixedly connected with a lower traction rope. The upper cutting edge is rotationally connected with the lower cutting edge through a mounting shaft, the connecting frame is connected with the lower traction rope through a winding and tensioning mechanism, and the winding and tensioning mechanism is used for winding and unwinding the lower traction rope. The flower thinning device can solve the problem that a traditional flower thinning means easily causes fatigue and body injury of managers.

The invention relates to the technical field of plant genetic engineering, and discloses a strawberry stolon regulation gene ZFP6 and application thereof, and the nucleotide sequence of the gene is as shown in SEQ ID NO.1. Researches prove that the ZFP6 gene is specifically expressed in axillary meristem of strawberry in the adult-plant stage, and the GA20ox4 gene can be directly or indirectly activated to start a biosynthesis pathway of GA and drive axillary buds to develop towards stolons. Through genetic interaction analysis of the ZFP6 gene, the GA20ox4 gene and the RGA1 gene, the function of the ZFP6 gene as an axillary bud fate decision upstream regulation factor is further verified, the blank of an endogenous regulation mechanism of the strawberry stolons is filled, and the ZFP6 gene is proved to be a molecular target for specifically regulating formation of the strawberry stolons. The gene sequence, the primer, the gene knockout expression vector and the matched technical system provided by the invention lay a foundation for strawberry molecular breeding and industrial application.

The invention belongs to the technical field of genes, and particularly relates to a marker for identifying storage and preservation effects of strawberries as well as a screening method and application of the marker. The expression quantity of various cell wall degradation related genes in strawberry fruits treated by a storage method is measured, fruit preservation physiological indexes are combined, and comprehensive sorting is performed by homogenizing data through an assignment method; and analyzing the correlation between gene expression and assignment scores of fruit preservation physiological indexes in different treatments, and screening out genes with remarkable correlation as strawberry preservation markers. The marker disclosed by the invention can be used for quickly and accurately evaluating and predicting the quality and the fresh-keeping effect of the picked strawberries.

The invention discloses a method for regulating and controlling coloring of strawberry fruits in a plant factory, and relates to the technical field of strawberry breeding, a plurality of vertically arranged planting racks are arranged in the plant factory, each planting rack comprises a plurality of planting layers distributed in the height direction, strawberries are planted on each planting layer, and each planting layer is provided with a plurality of planting holes; according to the method, when a preset growth cycle of strawberry fruits is entered, based on a preset ultraviolet light source, the strawberry fruits in each planting layer are subjected to ultraviolet light supplementing treatment, so that red strawberries are obtained when the strawberry fruits are mature; due to the fact that the ultraviolet light sources are arranged on the two sides of the planting frames, the irradiation directions of the ultraviolet light sources are the directions where the strawberry fruits in the planting layers are located, directional and local optical signal input is carried out on the strawberry fruits in the preset growth period, the strawberry fruits in the planting layers can obtain sufficient and effective coloring stimulation, and the quality of the strawberry fruits is improved. Therefore, due red color is presented when the strawberries are mature, and the problem of fruit coloring obstacles existing when the strawberries of specific varieties are planted in a closed plant factory can be solved.

The utility model provides a land ridge structure for strawberry planting and a ridging mechanism, and belongs to the technical field of strawberry planting, the land ridge structure comprises a trapezoid ridge body, planting grooves are formed in the two sides of the top of the trapezoid ridge body, each planting groove is provided with an inclined plane and a vertical plane, the inclined planes are located close to the side faces of the two sides of the trapezoid ridge body, and the vertical planes are located close to the side faces of the two sides of the trapezoid ridge body. The vertical faces are located on the side faces away from the two sides of the trapezoid ridge body. According to the ridge structure, the planting grooves are formed in the trapezoidal ridge body, the whole ridge structure is integrally formed in a ridging mode, only strawberry seedlings need to be placed in the planting grooves, soil is backfilled, the backfilled soil is loose and breathable, the planting mode is a soil backfilling type planting mode, and growth of the strawberry seedlings is better facilitated. Compared with a pit digging planting mode of a duckbilled pit digging device, the soil backfilling planting mode avoids the phenomenon that the two sides of the ridges collapse due to lateral extrusion force on the ridges, and the workload of complementary planting is reduced.

The utility model relates to a kind of seed taking device field, specifically a kind of strawberry seed taking device, including outer bucket and filter barrel, further including lifting mechanism, rotating mechanism, seed taking mechanism and cleaning mechanism, lifting mechanism includes cover, lifting assembly and guide assembly, rotating mechanism includes conical rotating plate and rotating assembly, seed taking mechanism includes driving assembly and multiple polishing rollers, cleaning mechanism includes spraying assembly and multiple spray heads, by controlling water pump work, water is evenly distributed into multiple spray heads, flush the strawberry seeds that are evenly brushed on the protrusion of polishing roller on the inner wall of filter barrel, avoid strawberry seed adhering on the surface of barrel wall, simultaneously cooperate with water flow to drop strawberry seed and timely discharge to the top of conical rotating plate, reach the acquisition effect of all strawberry seeds, improve collection efficiency, simultaneously avoid strawberry seed to plug filter barrel and filter hole, not only conducive to reducing the pollution degree to device, reduce subsequent cleaning burden, facilitate next quick use.

1. Name of the product in this design: Cake Cup (Strawberry). 2. Purpose of this design: For use in cake cups. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The embodiment of the invention discloses yarrowia caribeckii as well as a separation and screening method, an identification method and application of the yarrowia caribeckii. The preservation number of the yarrowia caribica is CGMCC (China General Microbiological Culture Collection Center) No.27604, and the preservation number of the yarrowia caribica is CGMCC No.27604. The Caribik Yarrowia spp. Provided by the embodiment of the invention has a good antagonistic effect on gray mold, penicilliosis, black spot and aspergillus niger after fruits are picked, and can obviously reduce the disease morbidity of the fruits of strawberries, apples, tomatoes and pears. And the antagonistic bacterium is identified to be Meyerozyma caribbica, and the antagonistic bacterium can be used as the Meyerozyma caribbica. By respectively adding auxiliary factors, namely calcium chloride, alginate oligosaccharide (AOS), phytic acid (PA) and metschhia pastoris, the disease prevention and control effects of Meyerozyma caribbica can be enhanced. The disease prevention and control effects of the Meyerozyma caribbica can be enhanced by adding the auxiliary factors of calcium chloride, alginate oligosaccharide (AOS), phytic acid (PA) and metschhia pastoris.

The utility model discloses drip irrigation equipment for strawberry planting, which comprises a water storage tank, the outer surface of the water storage tank is fixedly connected with a protective box, a water delivery component is arranged in the protective box, one side of the protective box far away from the water storage tank is provided with a water delivery pipe I, the water delivery pipe I is fixedly communicated with a plurality of connecting pipes I, and the connecting pipes I are connected with a plurality of connecting pipes II. And irrigation pipes are arranged at the other ends of the plurality of first connecting pipes. After the limiting rod is manually pulled to drive the push rod and the rubber sealing plate to synchronously move, the spring is extruded, the rubber sealing plate moves towards one side of the spring, the corresponding open hole can be opened and is not closed any more, the water pump is started, a water source can drip from the corresponding dripping hole and the opened open hole, and fixed-point irrigation work of strawberries is carried out. Therefore, the problems that after the irrigation pipes are arranged, the positions of the drip holes and the positions of the planted strawberries are staggered, the good drip irrigation effect on the strawberries cannot be achieved, and part of water resources can be wasted are solved.

The invention relates to the technical field of microbial control, in particular to bacillus velezensis SCSX23, a fruit and vegetable postharvest biocontrol complex microbial inoculant and application of the fruit and vegetable postharvest biocontrol complex microbial inoculant. The bacillus velezensis SCSX23 is obtained by screening from sea mud of the South China Sea, and is preserved in the China General Microbiological Culture Collection Center on September 15, 2025, and the preservation number is CGMCC No.35917. The bacillus velezensis SCSX23 can be used for preparing the bacillus velezensis. A microbial agent prepared from the strain is further compounded with bacillus velezensis SQR9 to prepare the fruit and vegetable postharvest biocontrol composite microbial agent, various pathogenic bacteria can be effectively inhibited, the antibacterial spectrum is expanded, the shelf life of fruits and vegetables is prolonged through the synergistic stabilization effect of spores, and the fruit and vegetable postharvest biocontrol composite microbial agent has a good application prospect. The method has important practical significance and application value for prevention and treatment of fungal diseases of fruits and vegetables such as strawberries and mangoes after harvesting and preservation of the fruits and vegetables after harvesting.

The invention aims to provide a preparation method and application of a nano-zinc oxide cellulose-based composite hydrogel film with antibacterial activity, and belongs to the field of food preservation. Comprising the following steps: preparing a sodium hydroxide-urea-water composite solvent system, pre-cooling to-12 DEG C, adding cellulose, stirring for 20 minutes to obtain cellulose slurry, adding 1.1 wt% of MBA cross-linking agent into the slurry, stirring at room temperature for 1.8 hours, respectively adding nano-zinc oxide powder into the slurry, stirring at room temperature for 1 hour until the materials are uniformly mixed, centrifuging at 1500 rpm for 10 minutes to remove suspended bubbles, and drying to obtain the nano-zinc oxide cellulose. And injecting the centrifugate into a flat glass plate mold, standing to complete gelation and film formation, after demolding, soaking in a weak acid solution and deionized water to be neutral, immersing the obtained gel into 10% w / v glycerol for solvent replacement, after 6 hours, cleaning the glycerol on the surface by using distilled water, and drying at 45 DEG C for 8 hours to prepare the nano-zinc oxide composite cellulose film. The strawberry fresh-keeping film is used for strawberry fresh-keeping, can effectively delay strawberry weightlessness, rotting and flavor substance loss, and has a fresh-keeping effect obviously better than that of a traditional PE film and non-packaging treatment.

The invention provides application of FveABI4 in regulating and controlling the size of forest strawberry fruits, and belongs to the technical field of genetic engineering. Researches find that overexpression of FveABI4 can increase the size of fruits, promote the ripening process of the fruits, improve accumulation of soluble sugar in the fruits and reduce the content of citric acid in the fruits; and the reverse effect can be achieved by knocking down or knocking out the FveABI4. Therefore, the fruit size is regulated and controlled by intervening the expression of the FveABI4, and the ripening process and the sugar acidity of the fruits can be controlled at the same time, so that the problems that the inherent fruits of the forest strawberries are small and the separation of excellent characters of traditional breeding is serious can be ideally solved, and the application potential of the forest strawberries in the aspects of edible characters, processing characters, ornamental characters and the like is fully released.

The invention discloses a strawberry two-step cutting seedling raising method based on stolon double-source water supply. The strawberry two-step cutting seedling raising method comprises the following steps: s1, hole tray installation; s2, collecting seedlings; s3, performing two-step cuttage, namely inserting the seedling obtained in the step s2 into a matrix of a hole of a seedling tray, rotating a limiting strip on the seedling tray to a position above a hole adjacent to the seedling cuttage hole, bending a stolon section connected with the seedling towards one side, penetrating through a limiting hole in the limiting strip, and inserting the stolon section into the matrix of the hole, wherein the limiting holes are used for stabilizing stolons; s4, after cutting is completed, sunshade treatment is not carried out in the cultivation period; and s5, cutting the seedlings, namely cutting off connected stolons from the bases of the seedlings by using disinfected scissors, and pulling out the cut stolons. According to the method, double-source water supply is adopted, the survival rate of the seedlings is improved, the root system development is rapid, and a seedling raising hole tray is designed in a matched manner, so that the operations of cuttage, transplanting and the like are more convenient.

This invention provides a method for freezing strawberries that can reduce the amount of drip that occurs when frozen strawberries are thawed. [Solution] As preparation, a solution containing an ingredient that solidifies into a jelly-like substance at room temperature is prepared. In step 1, strawberries are placed in a vacuum container and the pressure is reduced, causing moisture from inside the strawberries to seep out to the surface through the vascular bundles. In step 2, while maintaining the reduced pressure, the solution containing the ingredient that solidifies into a jelly-like substance at room temperature is brought into contact with the surface of the strawberries. In step 3, with the surface of the strawberries covered with the solution containing the ingredient that solidifies into a jelly-like substance at room temperature, the reduced pressure is released, filling the openings of the vascular bundles on the surface of the strawberries with the solution. In step 4, the strawberries after step 3 are rapidly frozen.

The utility model provides a special cultivation frame for hydroponic strawberries in a plant factory, which relates to the technical field of cultivation equipment, and comprises a frame body assembly, the frame body assembly comprises a plurality of cultivation frame bodies and two guide rails arranged in parallel, and the plurality of cultivation frame bodies are arranged on the guide rails in a sliding manner; the cultivation frame body is sequentially provided with four sets of cultivation groove assemblies at intervals from top to bottom, the four sets of cultivation groove assemblies are connected through conveying pipelines, each cultivation groove assembly comprises a first cultivation groove and a second cultivation groove, a connecting pipe is arranged between each first cultivation groove and the corresponding second cultivation groove, and an L-shaped water level adjusting pipe is rotationally arranged in each first cultivation groove; the L-shaped water level adjusting pipe is communicated with the connecting pipe, the L-shaped water level adjusting pipe is rotationally arranged in the second cultivation tank, and the L-shaped water level adjusting pipe is connected with the input end of the conveying pipeline; cover plates are arranged on the first cultivation groove and the second cultivation groove, and cultivation holes are formed in the cover plates.