155 results about "Broad beans" patented technology

The invention relates to the technical field of production of organic chili oil bean halves, and discloses an organic chili oil bean halve production process which comprises the following steps: cooking and curing organic broad beans, cooling to make koji, and carrying out heat preservation fermentation to obtain sweet halves; mixing and pickling the organic fresh chilies with sodium chloride to obtain low-salt chilli embryos; mixing the sweet petals with the low-salt chili embryos, and adding an emulsifying active medium to obtain soy sauce mash; performing staged temperature-controlled fermentation and normal-temperature solarization curing on the soy sauce mash; and grinding and sterilizing the fermented and cured material to obtain a finished product of the organic chili oil bean halves. The preparation method comprises the following steps: pre-dispersing rapeseed oil into fine liquid drops by using active yellow mustard micro powder; the calcium carbonate buffering agent releases calcium ions in response to the acidity change of the system, pectin in chili is induced to be subjected to a cross-linking reaction, a three-dimensional gel network is constructed in soy sauce mash, dispersed oil drops are physically embedded, the oil drop merging and migration resistance is increased, and the oil separation rate of the product in the storage process is reduced.

The invention relates to the technical field of biology, and particularly discloses an agrobacterium rhizogenes mediated broad bean hairy root induction method without tissue culture, which comprises the following steps: germination of broad bean seeds, transformation of agrobacterium, infection of explants, co-culture of the explants and identification of transgenic broad bean hairy roots. According to the broad bean hairy root induction method provided by the invention, transgenic hairy roots can be obtained only in 2-4 weeks, the method is simple to operate, and tedious sterile operation is avoided; besides, the recombinant agrobacterium rhizogenes of a betaine biosynthesis system RUBY are utilized to infect the broad bean hypocotyl and then culture, so that the broad bean hairy root induction method is successfully established, and the transgenic hairy root can be clearly observed by naked eyes without special equipment or chemical treatment.

The invention belongs to the field of microorganisms, and particularly relates to a salt-resistant and acid-resistant rhodotorula sp. Capable of producing ethyl phenylacetate and application of the rhodotorula sp. In order to develop a new path for the source of ethyl phenylacetate, the invention screens, separates and purifies a strain of salt-resistant and acid-resistant Rhodotorula daliensis S9 capable of producing ethyl phenylacetate from thick broad-bean sauce, and the preservation number is CCTCC NO: M 2025465. The invention also discloses a preparation method of the Rhodotorula daliensis S9 capable of producing ethyl phenylacetate from the thick broad-bean sauce and a preparation method of the Rhodotorula daliensis S9 capable of producing ethyl phenylacetate from the thick broad-bean sauce. The strain has the characteristics of high temperature resistance, acid resistance and salt resistance; and when the strain is used for fermentation culture of thick broad-bean sauce, the yield of ethyl phenylacetate can be increased from 104.86 mu g / Kg to 522.11 mu g / Kg. Therefore, when the rhodotorula sp. S9 is applied to the field of food fermentation, not only can the fermentation flavor of foods such as thick broad-bean sauce, soy sauce and bread be improved, but also a novel method for synthesizing ethyl phenylacetate simply, conveniently, environment-friendly and safely can be provided, and the rhodotorula sp. S9 has a wide prospect in the field of food application.

The utility model discloses a flavor thick broad-bean sauce fermentation tank, and relates to the technical field of fermentation tanks. The flavor thick broad-bean sauce fermentation tank comprises a material storage tank, an air bag is connected to the lower side of the interior of the material storage tank, a partition plate is connected to the upper surface of the air bag, an inflation pipe is connected to the lower side of the outer surface of the material storage tank in a penetrating mode, and one end of the inflation pipe is communicated with the air bag. Compared with the prior art, the thick broad-bean sauce conveying device has the advantages that the thick broad-bean sauce can be conveyed out of the storage pool by pushing the partition plate through the air bag, the structure and the operation are relatively simple, and the thick broad-bean sauce conveying device is convenient to use. After the thick broad-bean sauce in the current storage pool is conveyed, the thick broad-bean sauce can be directly taken to the next storage pool to be used through the air pump, the use cost is low, the thick broad-bean sauce adhering to the inner wall of the storage pool can be scraped off in the moving process of the partition plate, and the storage pool can be conveniently cleaned in the follow-up process.

The invention discloses an efficient composite intercropping method for pomegranate, dry rice and broad bean grain, which scientifically combines pomegranate (economic output), dry rice (grain output) and broad bean (partial economic output and biological nitrogen fixation and land cultivation), realizes functional complementation, and breaks through the single target limitation of the traditional intercropping mode. Through effective connection of crops for rotation of'broad bean sowing in winter and upland rice sowing in spring ', full utilization of light and heat resources and land in the orchard from winter to spring, summer and autumn in the next year is realized, and the multiple cropping index is remarkably improved; the pomegranate utilizes the upper-layer three-dimensional space, and the upland rice and the broad beans utilize the middle-lower-layer space, so that an efficient three-dimensional lighting structure and space combination are formed; the nitrogen fixation effect of the rhizobium of the broad beans can directly increase the nitrogen nutrition of the soil, the straw returning can increase the organic matters of the soil, and the built-in fertilizing mechanism of the orchard effectively relieves the consumption of the intercropping system on the soil fertility and ensures the sustainability of the mode.

The utility model relates to the technical field of agricultural mechanical equipment, in particular to broad bean field weeding equipment capable of preventing root injury, which comprises a mounting plate and two hemispherical clamping blocks symmetrically mounted on the mounting plate, and protective pads are mounted on the outer walls of the clamping blocks. The outer walls, close to the opposite sides, of the two clamping blocks are each fixedly connected with an anti-skid pad, and the outer walls of the anti-skid pads are provided with horizontally-arranged anti-skid teeth. The semi-spherical clamping blocks which are symmetrically arranged are matched with the non-slip mats and the non-slip teeth, so that weed stalks can be stably clamped during weeding, and roots are prevented from being damaged due to direct contact with soil; by means of the linkage design of the wedge mechanism and the pull rod, an operator can control opening and closing of the clamping blocks through the U-shaped operation frame with one hand, precise weeding is achieved, and the working efficiency and the broad bean root system protection effect are greatly improved.

The invention relates to the technical field of feeds, in particular to a feed for improving mutton quality and a preparation method and application thereof. The feed comprises the following raw material components in parts by weight: 50-65 parts of concentrated feed; 35-50 parts of a coarse material; 1-8 parts of rose dregs; the concentrate is selected from one or more of corn, sorghum, wheat, fodder soybeans, peas, broad beans, soybean meal, cottonseed meal, rape seed cakes and peanut oil cakes; the coarse material is selected from alfalfa, leymus chinensis, awn of wheat, elymus dahuricus, cotton leaves, crop straws and chaff shells; according to the total mass of the rose flower residues, the rose flower residues contain 15 to 18 weight percent of flavone, 12 to 16 weight percent of terpenes, 9 to 13 weight percent of alkaloid, 5 to 9 weight percent of sugar and alcohol and 5 to 9 weight percent of amino acid. The feed provided by the invention can improve the growth performance of fattening sheep, also can improve the tenderness of longissimus dorsi of mutton and the content of amino acids and unsaturated fatty acids in the mutton, and improves the sense organ and quality of the mutton.

This invention provides a pretreatment method for detecting metribuzin in soil and broad beans using liquid chromatography-mass spectrometry (LC-MS / MS). The method includes: weighing 10.0 g of soil into a 50.0 ml centrifuge tube, adding 10.0 ml of acetonitrile, vortexing for 3.0 min, adding 3.0 g of NaCl, vortexing for 1.0 min, centrifuging at 5000 rpm for 5.0 min, taking 1.5 ml of the supernatant and adding it to a 2.5 ml centrifuge tube containing 25.0 mg PSA, 25.0 mg C18, and 100 mg anhydrous MgSO4, vortexing for 1.0 min, centrifuging at 8000 rpm for 3.0 min, aspirating the supernatant with a 5.0 ml syringe, filtering through a membrane, and transferring to a 2.5 ml brown sample bottle. This invention is applicable to the detection of metribuzin residues in broad beans, a specialty crop grown in high-altitude regions.

This utility model relates to the field of broad bean shell and kernel sorting technology, specifically a multi-stage cyclone separator for broad bean shell and kernel sorting. It includes a multi-stage cyclone separator body, with a processing chamber at the top. A crushing mechanism is installed in the processing chamber, comprising a moving disc, a fixed disc, and an adjusting component. The adjusting component includes an end sleeve, a worm gear, and a worm. Driven by a rotating motor, the moving and fixed discs of this multi-stage cyclone separator for broad bean shell and kernel sorting selectively crush the tightly adhered broad bean shells and kernels after drying. Through compression and friction, the outer shell of the broad beans is broken, separating the shells and kernels. Finally, the shells and kernels are separated by the multi-stage cyclone separator. Simultaneously, based on the different hardness levels of the dried broad bean kernels, the distance between the fixed and moving discs is flexibly adjusted via the adjusting component to ensure moderate crushing pressure, achieving efficient shell and kernel separation while avoiding damage to the broad bean kernels.

The present invention relates to the field of egg substitutes. More particularly, the present invention relates to the field of plant-based substitutes for whole eggs. The present invention also relates to products made from the plant-based substitutes according to the invention. The present invention relates to a dry whole egg substitute characterized in that it comprises: - 20 to 60% rice flour, - 10 to 50% rapeseed protein, - 1 to 20% broad bean and / or pea protein.

The invention discloses China-hemp peptide multi-nutrient protein powder with a metabolism improving function, which comprises China-hemp seeds, soybean protein isolate, China-hemp seed protein, chickpea protein, pea protein, China-hemp peptide, rice protein, broad bean protein, mung bean protein and wheat hydrolyzed protein. Wherein the Chinese hemp seeds are 15-25 parts, the soybean protein isolate is 10-20 parts, the Chinese hemp seed protein is 5-15 parts, the chickpea protein is 8-12 parts, the pea protein is 8-12 parts, the Chinese hemp peptide is 8-15 parts, the rice protein is 5-10 parts, the broad bean protein is 5-10 parts, the mung bean protein is 5-10 parts, and the like. According to the present invention, besides the protein nutrition, the small molecule peptide and 10 other nutrients such as Omega3, gamma-linolenic acid, vitamin E and a variety of minerals are contained, such that the complete protein nutrition is provided, and the health-care food is rich in Omega-3 fatty acid, gamma-linolenic acid, vitamin E, potassium, magnesium, zinc and other minerals with different molecular magnitudes extracted from China-hemp seeds, the ten nutrients, a plurality of plant proteins and small molecule peptides have a synergistic effect to jointly form a basis for improving the metabolic function.

The utility model relates to the technical field of broad bean planting and fertilizing devices, in particular to a broad bean planting and fertilizing device which comprises a supporting plate, a fertilizer storage box is arranged above the supporting plate, a stirring rod is arranged in the fertilizer storage box in a penetrating mode, and a plurality of evenly-arranged stirring blades are connected to the outer portion of the stirring rod in a sleeved mode. Fixing plates are fixedly arranged on the left side and the right side of the lower portion of the supporting plate, a first motor is arranged on one side of each fixing plate, a soil turning roller located between the two fixing plates is arranged on one side of each first motor, a discharging opening is formed in the fertilizer storage box, and a fertilizer applying pipe penetrating through the supporting plate is arranged below the fertilizer storage box; a flattening roller is arranged on one side of the fertilizing pipe; by means of the fertilizing device, soil can be turned over, meanwhile, fertilizer is spread into the soil, finally, the soil is flattened through the compression roller, the utilization rate of the fertilizer is improved, and by means of an automatic fertilizing mechanism of the fertilizing device, time and labor are saved, and the working efficiency of fertilizing is improved.

The utility model discloses a pepper cleaning device for thick broad-bean sauce production, which is characterized in that the upper end of a base plate is fixedly connected with a conveying frame, the rear end of the conveying frame is fixedly connected with a sealing plate, a conveying belt is arranged in the conveying frame, the conveying frame is sleeved with a cleaning box, the upper end of the base plate is fixedly connected with a water storage tank, and the water storage tank is fixedly connected with a water pump. The water storage tank is located under the conveying frame. A material conveying and cleaning integrated mechanism is composed of a motor, a belt wheel, a conveying frame, a conveying belt, a cleaning box, a high-pressure water pump, a water storage box, a water conveying pipe and cleaning spray pipes, the multiple cleaning spray pipes are adopted for cleaning chilies on the conveying belt in the whole process, the cleaning duration is guaranteed, full cleaning of the chilies is facilitated, and the cleaning effect is good; and a water circulation mechanism is formed by the material collecting box, the recycling pump, the filter, the guide pipe and the water storage tank, cleaning water can be recycled so that water waste can be reduced, and water resources can be saved and used easily.

The utility model discloses a broad bean seeding device, including walking chassis and install duckbilled seeding device and seed box on the walking chassis, duckbilled seeding device includes seeding duckbilled, duckbilled opening and closing drive component, drive chain and drive chain drive component, seeding duckbilled includes duckbilled mounting base, first half duckbilled and second half duckbilled, one end of the first half duckbill and one end of the second half duckbill are hinged to the duckbill mounting base, the other ends of the first half duckbill and the second half duckbill are hinged to each other, the duckbill mounting base is connected with the driving chain, and the duckbill opening and closing driving assembly drives the first half duckbill and the second half duckbill to be opened below the seed box and vertically inserted into soil. The first half duckbill and the second half duckbill are controlled to be opened after being vertically inserted into soil relative to the soil after automatic inoculation, so that the problem of vertical punching during advancing is solved, disturbance to the soil is reduced, and the size of a formed hole can be always kept in a required size.

The utility model relates to the technical field of ridging devices, in particular to a spacing-adjustable broad bean planting ridging device which comprises a ridging assembly. Two symmetrical ridging cone discs are arranged on the left side and the right side of the outer portion of the rotating shaft, the rotating shaft penetrates through the ridging cone discs and is in sliding connection with the ridging cone discs, and guide rails in sliding connection with the limiting grooves are fixed to the inner walls of openings of the ridging cone discs; a fixing bolt penetrates through one adjusting hole, and the rear end of the fixing bolt is in threaded connection with the threaded hole. A ridging conical disc and a rotating shaft in the ridging assembly are in sliding connection, and a bidirectional thread double-end lead screw and a T-shaped sliding block and sliding groove structure of the adjusting assembly are matched, so that the width of a single ridge platform is conveniently adjusted, and the distance between every two adjacent ridge platforms is conveniently adjusted. According to the modular design, the equipment can adjust the ridge width and spacing according to the broad bean planting requirements, the application range and the operation universality of the ridger are effectively improved, and therefore a guarantee is provided for standardized planting of broad bean planting.

This invention relates to the field of broad bean paste technology and discloses a low-salt broad bean paste production process based on the synergistic fermentation of compound microorganisms. The process includes: uniformly mixing broad bean koji with drained chili embryos to obtain a solid mixture; spraying an A-phase initiation conditioning solution onto the solid mixture and inoculating it with *Lactobacillus plantarum*, mixing until moistened to obtain a primary fermentation mash; controlling the primary fermentation mash to undergo constant-temperature fermentation until the pH value drops to a preset acidic range to obtain an acidified mature mash; injecting a B-phase hypertonic regulating solution into the acidified mature mash and inoculating it with *Tetracoccus halophilus* and *Zygosacchariformis*, mixing uniformly to obtain a phase-inversion fermentation mash; cooling the phase-inversion fermentation mash and conducting anaerobic fermentation under air-isolated conditions to obtain the low-salt broad bean paste product. This invention solves the problems of insufficient umami and softening in low-salt fermentation by segmented salt control driving synergistic succession of microorganisms, combined with chemical regulation to protect enzyme activity and enhance texture, significantly improving the flavor and taste of the product.

The utility model discloses a reciprocating cutting type bevel harvester for broad bean seedlings with aphids, which comprises an obliquely arranged rack, a conveying mechanism arranged on the rack, a harvesting mechanism arranged on the rack, and a moving channel for seedling trays arranged between the harvesting mechanism and the conveying mechanism. The harvesting mechanism is used for cutting and collecting broad bean seedlings with aphids on the seedling raising plate; according to the utility model, through a simple and small-volume structure, the device can pass between indoor culture frames; cutting vibration is small, and aphidoletes aphidimyza larvae attached to broad bean seedlings cannot be vibrated away.

The invention discloses a bleaching liquid and a bleaching method for a cotton-polyester blended fabric in the technical field of fabric bleaching, the bleaching liquid is obtained by adding a compound fermentation liquid into a mixture of sodium citrate, sodium silicate, a gleditsia sinensis extracting solution and deionized water, and the compound fermentation liquid is prepared by taking a white mulberry root-bark leaching solution, olive fruit paste and broad bean paste as fermentation base materials and mixing the fermentation base materials and the mixture. A preparation method of the white mulberry root-bark extract comprises the following steps: taking dried white mulberry root-bark, crushing, soaking white mulberry root-bark powder in rice vinegar according to a solid-liquid ratio of 1: 5, heating to 60-80 DEG C, continuously stirring for 2-4 hours, filtering, centrifuging, and extracting supernatant as the white mulberry root-bark extract. According to the bleaching liquid prepared by taking the mixed fermentation liquid of the white mulberry root-bark leaching liquid, the olive fruit paste and the broad bean paste as a core, and the bleaching treatment and means of combining low temperature and ultraviolet irradiation treatment are matched, so that the effect of performing high-efficiency and low-loss bleaching treatment on the cotton-polyester blended fabric is realized.

The utility model discloses a broad bean kernel conveying device which comprises a bottom plate, a main body box is fixedly arranged at the upper end of the bottom plate, wheels are arranged on the bottom plate, the wheels are rotationally connected with the bottom plate, a door is arranged on the main body box, and the door is rotationally connected with the main body box through hinges. A mounting frame is movably arranged in the main body box, and the wheels are rotationally connected with the bottom plate, so that the bottom plate is conveniently pushed to move, and broad bean kernels are conveyed; a mounting frame is arranged in the main body box, storage structures are arranged on the mounting frame, each storage structure comprises a supporting frame, a protection frame and a collection box, a plurality of storage structures are arranged, a plurality of placement holes are formed in the mounting frame, the supporting frames are detachably arranged in the placement holes, and a placement cage is fixedly arranged in the main body box. And the broad bean kernels are stored through the storage structure.

The invention discloses a feed additive and compound feed for improving the muscle quality of litopenaeus vannamei, and belongs to the technical field of aquatic feed. The feed additive comprises the following air-dried substance components in percentage by weight: 1%-30% of procyanidine, 1%-30% of levodopa and 40%-98% of broad bean powder, the compound feed comprises the feed additive and a main feed composed of fish meal, chicken meal, soybean meal, soybean protein concentrate, peanut meal, wheat middling, squid paste, fish oil, soybean lecithin, vitamin premix, mineral premix and the like. According to the litopenaeus vannamei compound feed, the synthesis of muscle collagen is promoted through the procyanidine, the muscle hardness, chewiness and shearing force are improved, meanwhile, the content of free amino acid is increased through the levodopa, the wind taste of the muscle is improved, and the antioxidant capacity and the water retention capacity of the muscle are improved, so that the muscle quality of the litopenaeus vannamei is improved.

The preparation method comprises the following steps: broad bean koji-making raw material treatment: (1) blanching: blanching selected broad bean halves with boiling water, and cooling the blanched broad bean halves; (2) bean cutting: cutting the wet broad bean halves into particles with specific particle sizes; (3) material mixing: uniformly mixing with wheat flour and yeast seeds, and then ventilating and starter propagation are carried out, no artificially synthesized essence, flavoring agent and other allogenic substances are added, through raw material optimization, microbial metabolism regulation and process synergy, natural improvement of flavor and nutrition is realized, and the product meets the requirements of consumers on natural and healthy condiments; through ventilation control and temperature regulation and control in the fermentation process, generation of harmful substances is reduced, the product safety is high, the material utilization rate in the process is increased by 15% or above, raw material loss and waste discharge are reduced, and the method conforms to the green and low-carbon development direction of the food industry.

The invention discloses a lactobacillus brevis strain D15 for salt-reduced Pixian thick broad-bean sauce and application of the lactobacillus brevis strain D15. The preservation registration number of the strain D15 is CGMCC (China General Microbiological Culture Collection Center) No: 27698. The botanical classification of the strain D15 is short-growth-promoting lactobacillus in the bacterial field, the phylum of Thyrium, the Bacillus, the Lactobacillus, the Lactobacillus family and the Lactobacillus genus, and the Latin literature name of the strain D15 is Levibacillus brevis D15. The application of the strain D15 is as follows: firstly, the strain D15 is applied to preparation of salt-reduced Pixian thick broad-bean sauce; 2, application in preparation of salt-reduced chilli sauce; and 3, application in preparation of the salt-reduced broad bean sauce. After inoculation optimization is carried out on chili embryos or broad bean embryos by using the strain D15 disclosed by the invention, a salt-reduced fermentation system which takes chili and broad beans as raw materials and is under low salinity can be kept stable, the pH value is 4.2-4.5, and rancidity of the prepared fermented food is avoided; the enzyme activity can be obviously promoted, the fermentation time is shortened, the preparation cost is reduced, the flavor quality of the Pixian thick broad-bean sauce, the chili sauce and the broad bean sauce is obviously improved, and the industrial application value of the Pixian thick broad-bean sauce is obviously improved.

The invention provides a textbook recycling and pricing method, which comprises the following steps of: firstly, shooting a book bar code by using a camera, importing the book bar code into Python, and identifying an ISBN (International Standard Bank Number); then, through a crawler mode, obtaining related information of the book through related entries of'broad bean reading '; estimating the approximate weight of the book, and weighing to determine that the book corresponds to the actual book; and finally, inputting the related information of the book into the trained random forest and support vector regression machine model, and estimating a proper recovery price. Through combination of hardware and software, rapid identification of teaching material information, weighing and false checking and artificial intelligence pricing are realized, and the recovery efficiency and fairness are improved.

1. Name of the product in this design: Label (Red Oil Pixian Douban 3). 2. Purpose of this design: For use as a label on Douban (fermented broad bean paste) packaging. 3. The key design elements of this product are the combination of shape, pattern, and color. 4. The image or photograph that best illustrates the design's key features: the front view. 5. The design for which protection is sought includes color. 6. The back of this design product is a part that is not easily seen or cannot be seen during use, so the rear view is omitted; this design product is a two-dimensional product, so the left view, right view, top view and bottom view are omitted.

The invention provides a method for preparing bean sauce seasoning powder by using yeast, which comprises the following steps: selecting high-quality broad beans, and uniformly blending the broad beans and modified wheat flour according to a weight ratio of 5: 3 to obtain a material to be fermented; and inoculating the candida variabilis strain to a material to be fermented according to a ratio of 1-5% (v / w), and carrying out fermentation treatment to obtain the fermented thick broad-bean sauce after the fermentation is finished. The innovative process optimization realizes multi-effect breakthrough and shortens the fermentation period: by optimizing the fermentation process and strain application, the fermentation period is shortened to 1 / 3 of that of the traditional process, and the production efficiency is remarkably improved; the flavor quality is improved.

The invention relates to application of broad bean pyrimidine in preparation of antidepressant drugs, and belongs to the technical field of biological medicines. Depression is a common and high-disability heavy mental disorder, has the core characteristics of remarkable and lasting emotion lowering and interest loss, seriously damages the social functions and life quality of patients, and has become one of the major public health burdens in the world. Based on new cognition of complex mechanisms of diseases, a new generation of antidepressant drugs which have a brand new action mechanism, can more accurately intervene in core pathological links of the diseases and can better meet the clinical requirements are researched and developed, and the new generation of antidepressant drugs are not only an inevitable direction for promoting psychopharmacology progress, but also are urgent medical necessities for improving prognosis of hundreds of millions of patients and relieving social burdens. A per2- / -mutant zebrafish depression model is used for performing drug screening on traditional Chinese medicine monomers, and finally it is found that 10 mM of broad bean pyrimidine has the anti-depression characteristic and can effectively improve the depression-like phenotype of per2- / -mutant zebrafish.

The utility model relates to a broad bean thresher and belongs to the technical field of broad bean processing. Mainly comprises a rack, a feeding opening, a threshing assembly, a screening assembly, a driving assembly, a damping assembly, a telescopic device, a transmission motor and a gear disc, the rack is placed on the ground, the threshing assembly is installed at the top of the rack, the feeding opening is formed in the upper end of the threshing assembly, and a discharging opening is formed in the bottom of the threshing assembly; the transmission motor is installed at the top of the rack and is in transmission connection with the threshing assembly through a linkage belt and a belt pulley, the screening assembly is installed at the lower end of the rack, the driving assembly comprises a vibration motor and an eccentric block, the vibration motor is installed at the bottom of the screening assembly, and the eccentric block is installed on a motor vibration rotating shaft; the telescopic device is installed at the bottom of one end of the screening assembly, and the other end of the screening assembly is connected with the connecting block. By freely adjusting the angle of the screening assembly, the workload of people can be reduced, and the working efficiency can be improved.

The invention relates to a feed additive for improving the muscle quality of bullfrogs and application of the feed additive. The additive is prepared from broad beans, radix scutellariae, rhizoma coptidis and radix et rhizoma rhei. According to the research, broad beans can remarkably improve the muscle quality of bullfrogs, meanwhile, radix scutellariae, rhizoma coptidis and radix et rhizoma rhei are added, so that potential negative effects of the broad beans on the bullfrogs can be remarkably improved, the digestion ability of the feed is improved, and the survival rate and the weight gain rate of the bullfrogs are kept. Therefore, the invention provides a special feed additive for directionally improving the meat quality and taste of bullfrogs, which can realize collaborative optimization of quality-growth-health, and has important application value for high-quality green breeding of bullfrogs.

This invention discloses a broad bean harvesting device and method with a screening mechanism, relating to the field of broad bean planting and harvesting technology. The invention includes a material distribution mechanism that receives broad beans sorted by a three-stage screening mechanism via a hydraulic cylinder, a round handle, and a crank rod, achieving the separation of broad beans from residual impurities. Broad beans of different sizes after sorting fall into corresponding three-stage collection chambers. A hot airflow conveying mechanism generates hot airflow. The hot airflow generated by this invention can simultaneously act on the broad beans in the three-stage screening mechanism and the material distribution mechanism through the air holes of the three-stage screening screen and the material distribution chamber. On the one hand, it provides real-time hot airflow drying for the damp broad beans, effectively preventing them from clumping and moldy due to moisture. On the other hand, it utilizes the wind force of the hot airflow to quickly discharge the beans through the air outlet, achieving simultaneous drying and impurity removal.

The invention relates to the technical field of pest resistance identification, and discloses a rapid identification method for resistance of broad beans to aphids. Insect inoculation and observation are carried out under the manual control condition, the problems of uneven population density and the like in the natural environment are avoided, the identification period is shortened, only several days to several weeks are needed from insect inoculation to obtaining of a reliable identification result, compared with several months in the prior art, the efficiency is greatly improved, and the method is suitable for large-scale popularization and application. Manual control conditions can ensure that environmental conditions of each experiment are consistent, interference of environmental factors on experiment results is reduced, meanwhile, strict experiment operation and a data processing method also improve the accuracy and repeatability of the results, the identification results are more reliable, operation is relatively simple and convenient, complex equipment and a large amount of labor force are not needed, and the method is suitable for large-scale popularization and application. And the identification process can be completed only by carrying out simple insect inoculation and observation recording work in a manually controlled environment.