152 results about "Hermetia" patented technology

The invention relates to the technical field of intelligent agricultural control, and discloses a chicken and insect co-cultivation environment cooperative control system and method, and the system comprises a multi-dimensional sensing module which is used for collecting the temperature information and ammonia concentration information of the surfaces and interiors of a chicken coop and an excrement layer, and the coordinate data of each measurement point, acquiring image data and infrared data of the chicken and temperature distribution data of the hermetia illucens at each measuring point, and fusing the coordinate data, the image data, the infrared data and the temperature distribution data; the central control module is used for processing the data in the multi-dimensional sensing module, constructing a larva activity deep analysis model based on the processed data, outputting a biological comprehensive vitality index, constructing a comprehensive state vector according to the biological comprehensive vitality index, and outputting the comprehensive state vector; a multi-target cooperative control decision model is constructed based on the comprehensive state vector to output a regulation and control instruction; and the environment execution module is used for regulating and controlling the environment parameters in the co-cultivation environment according to the regulation and control instruction.

The invention relates to the technical field of environmental protection, and particularly discloses an efficient intensive sludge fermentation system which comprises a fermentation bin and a workshop, the workshop is divided into a plurality of layers, the topmost layer is a pretreatment workshop, the middle layers are culture workshops, hermetia illucens are cultured in the culture workshops, and the bottommost layer is an integrated workshop; the plurality of fermentation bins are uniformly distributed and tightly surround the periphery of the workshop, the plurality of fermentation bins work circularly, each fermentation bin performs independent fermentation, and a second discharge pipe and an air outlet pipe are arranged between the culture workshop and each fermentation bin. Sludge is placed in different fermentation bins one by one at intervals of one day to be subjected to closed and stacked fermentation, it can be guaranteed that fermented sludge is put into the culture workshop every day, and due to the fact that the multiple fermentation bins are evenly distributed and tightly surround the periphery of the workshop, the occupied space is small, and cost is low. And waste insect sand generated by culturing hermetia illucens in a culture workshop is utilized in fermentation of sludge, no system waste is generated and discharged, and the purposes of reducing cost and improving efficiency are achieved.

The utility model relates to the technical field of hermetia illucens breeding, and discloses a feed putting device for hermetia illucens circulating breeding, which comprises a support, the left side of the support is fixedly connected with a circulating frame, the inside of the circulating frame is rotatably connected with a fluted disc I, and the upper end of the support is fixedly connected with a circulating motor. According to the feed throwing device for hermetia illucens circulation breeding, the lifting assembly drives the supporting plate assembly to move up and down, a breeding box in the breeding assembly is conveyed to the position below the stirring barrel, the pulley block and the lifting rod improve the stability of up-and-down movement of the supporting plate assembly, a stirring motor is started to drive a stirring paddle to rotate, and the stirring paddle is an anchor type paddle; the feed on the inner wall of the stirring barrel is scraped off, the stirring effect is improved, the second translation assembly and the first translation assembly enable the discharging nozzle to have adjustability in the horizontal direction, feed can be evenly fed into the breeding box, the breeding box is put back into the containing groove through the supporting plate assembly after feeding is completed, the process is repeated, and circulating feeding is conducted on the breeding box in the circulating frame.

A strengthening method for aerobic co-compost of kitchen waste anaerobic biogas residues and hermetia illucens feces belongs to the technical field of organic solid waste treatment, and the specific scheme comprises the following steps: step 1, uniformly mixing kitchen waste biogas residues, hermetia illucens feces and auxiliary materials to obtain a mixed material I; step 2, adding tea leaf residues and iron oxide into the mixed material I, and uniformly mixing to obtain a mixed material II, and step 3, carrying out aerobic composting on the mixed material II until the temperature rise period, the high-temperature period, the cooling period and the decomposition period of a compost body are normally completed. On the basis of a biogas residue-fecula aerobic co-composting system, by adding the tea leaf residues and the iron oxide, the content of humus precursor substances is increased, and conversion of the precursor substances to humus is promoted, so that formation of humic acid is facilitated, the fertilizer efficiency and application potential of a composting product are improved, and meanwhile nitrogen loss in the composting process is reduced.

The invention discloses a breeding bait for hermetia illucens larvae and a preparation method thereof, and relates to the field of hermetia illucens larva baits, the breeding bait comprises the following raw material components by weight: 25-35 parts of kitchen waste, 20-30 parts of agricultural by-products, 10-15 parts of animal-derived protein, 5-8 parts of feather meal, 3-5 parts of fish meal, and 2-3 parts of blood meal; the breeding bait for the hermetia illucens larvae specifically comprises 3-5 parts of corn flour, 2-3 parts of alfalfa powder, 2-3 parts of soybean meal, 0.3-0.8 part of a compound enzyme preparation, 0.2-0.5 part of compound probiotics, 0.5-1.2 parts of mineral elements and 0.1-0.3 part of a phagostimulant, and the breeding bait for the hermetia illucens larvae has the effects of being balanced in nutrition, high in conversion rate and low in pathogenic bacterium content.

The invention discloses application of a vegetable tannin extract in promoting efficient utilization of carbon and nitrogen nutrients of a hermetia illucens culture substrate and reducing emission. The application comprises the following steps: inoculating hermetia illucens larvae into a substrate formed by mixing a vegetable tannin extract, animal dung and a carbon-containing material, breeding hermetia illucens under the conditions of constant temperature, constant humidity, light shielding and opening, and collecting hermetia illucens bodies and hermetia illucens sand after the hermetia illucens larvae are bred. The vegetable tannin extract is one or two of a chestnut tree tannin extract and a white hard wood tannin extract. By adding vegetable tannin into a substrate and optimizing the growth conditions of the hermetia illucens and an excrement treatment process, the growth of the hermetia illucens can be promoted, the emission of carbon and nitrogen gas is reduced, the resource utilization efficiency is improved, and the sustainable development is promoted.

The utility model relates to the technical field of insect breeding, and provides hermetia illucens breeding equipment which comprises at least two breeding frames, the multiple breeding frames are arranged side by side, a gap is reserved between every two adjacent breeding frames, and each breeding frame is of a stacked structure composed of multiple transverse racks; at least one driving wheel and a plurality of driven wheels are arranged on each transverse rack; the movable frame is arranged on the transverse rack, a plurality of breeding discs which are transversely arranged side by side are arranged on the movable frame, the breeding discs are connected with the movable frame through rotating shafts, a plurality of overturning driving devices are arranged on the movable frame to drive the breeding discs to overturn along the rotating shafts, and the movable frame can be driven by transverse rack driving wheels to move; and the feeding trolley and the receiving trolley are arranged in the gap between the two adjacent breeding frames. Efficient automation of the feeding and collecting process is achieved, the breeding disc can flexibly run to the middle position along with the moving frame, operation is rapidly completed in cooperation with the feeding trolley and the collecting trolley, and the working efficiency is improved.

The invention relates to the field of animal nutrition additives, and particularly discloses an animal additive based on probiotic synergistic fermentation sea buckthorn residue and hermetia illucens protein and a preparation method thereof, the animal additive comprises the following components by mass: 5%-10% of a filling auxiliary material, and the balance of a fermentation composite product; the sea-buckthorn residues and the hermetia illucens larvae can be fermented to form a double-substrate fermentation product, so that the double-substrate fermentation product has a synergistic nutrition effect, and can be used for remarkably promoting the weight gain condition of animals, improving spleen and thymus indexes and increasing serum IgG and IgM; the hermetia illucens protein is rich in lauric acid, antibacterial peptide and high-quality animal protein, so that the non-specific immunity and the anti-stress capability of an organism are enhanced, and the infection risk in the breeding process is reduced; the low-value sea-buckthorn residues and the hermetia illucens larvae are upgraded and converted into high-value feeding resources in a biological fermentation mode, the environmental pressure of processing by-products is relieved, the additional value of raw materials is increased, and the method conforms to resource circulation and environmental protection policy guidance.

The application discloses a kind of black soldier fly automated breeding equipment, including rack, breeding box subassembly and automatic lifting mechanism;Breeding box subassembly has breeding box support, a plurality of along vertical direction interval distribution breeding box bracket, and fixed in breeding box bracket breeding box box;Breeding box bracket is movably connected with breeding box support, and automatic lifting mechanism is connected with breeding box bracket to drive breeding box bracket and breeding box box to the side of rack inclination.This application's black soldier fly breeding equipment is arranged breeding box subassembly symmetrically on the both sides of rack, while the breeding box bracket of breeding box subassembly carries breeding box box and is connected with the automatic lifting mechanism of rack to tilt breeding box box in a certain angle range by automatic lifting mechanism, realize automatic unloading, the device occupies small area, mechanization and modular degree are high, can better control the uniformity of black soldier fly breeding heavy lifting and realize fine breeding, realize controllability and the purpose of automatic unloading.

The invention relates to the technical field of kitchen garbage treatment, and discloses a hermetia illucens breeding-based kitchen garbage degrading device which comprises a tank body, the sealing cover is arranged above the tank body; the hopper is arranged in the tank body; the crushing unit is arranged in the tank body and located below the hopper, and the crushing unit is used for crushing the fed kitchen garbage; the discharge valve is arranged below the tank body; the extraction mechanism is arranged on the tank body, and the slurry mixing mechanism comprises a rotating shaft rotationally arranged at the bottom in the tank body, a sleeve shaft fixedly connected to the surface of the rotating shaft, a plurality of groups of first stirring blades distributed on the peripheral edge of the sleeve shaft at equal intervals, and a reciprocating screw rod fixedly connected in the tank body. By arranging the slurry mixing mechanism and the adjusting mechanism, excessive liquid is actively separated, slurry is dynamically extruded, the efficiency of extracting the excessive liquid by the extraction pump is effectively improved, and the ingestion and conversion effects of hermetia illucens larvae on organic components are further improved by controlling the water content of the slurry to be proper.

The invention discloses bacillus subtilis for recombinant expression of a hermetia illucens HIAMP0438 gene and a construction method of the bacillus subtilis, and belongs to the technical field of gene engineering. The hermetia illucens recombinant protein used in the invention is obtained by expression of bacillus subtilis WB800N transferred into a pHT43-HIAMP0438 high-efficiency expression vector, and the pHT43-HIAMP0438 high-efficiency expression vector is obtained by a homologous recombination technology, so that high-level expression of the HIAMP0438 gene is realized, the HIAMP0438 gene can be efficiently secreted out of cells, the preparation process of the recombinant protein is greatly simplified, and the production cost is reduced. According to the present invention, the recombinant protein can significantly inhibit the growth of Escherichia coli, Salmonella and Listeria monocytogenes, and the recombinant protein can be used as the animal health product, and can be used for preventing and treating pig and chicken intestinal diarrhea caused by Escherichia coli and Salmonella and food-borne digestive tract diseases caused by Listeria monocytogenes.

The invention relates to the technical field of hermetia illucens breeding, in particular to a non-contact control system of a hermetia illucens feeding machine. Comprising a host, an input and output device in signal connection with the host and used for man-machine interaction with the host, a sensor in signal connection with the host and used for sending environment parameter signals in the feeding machine to the host, and a controller used for controlling all functional mechanisms in the feeding machine. The host is provided with a wireless transmission module based on a transparent transmission protocol, and the wireless transmission module based on the transparent transmission protocol is in wireless signal connection with the controller through transparent transmission; non-contact control is adopted, signal wiring in the feeding machine is not needed, the wiring difficulty is greatly reduced, and the design difficulty of the feeding machine is reduced; a modularized controller is arranged for controlling each functional mechanism in the feeding machine, so that a user can perform point-to-point control and can obtain operation data of the functional mechanism in real time, and daily maintenance is facilitated.

The utility model belongs to the technical field of hermetia illucens breeding, and particularly relates to a hermetia illucens breeding frame which comprises a top plate, and a drawing assembly is arranged below the top plate. The drawing assembly comprises supporting rods, the multiple supporting rods are evenly fixed to the bottom of the periphery of the top plate, the peripheries of the supporting rods are sleeved with two evenly-distributed bearing plates, second sliding grooves are formed in the tops of the bearing plates, and breeding trays are slidably connected to the tops of the bearing plates. According to the device, a worker manually pushes and pulls a handle to enable a connecting rod to slide in a supporting frame, the connecting rod slides, so that a sliding block is driven to slide in a sliding groove in the supporting frame, a rotating strip on a connecting strip slides in an irregular groove in the sliding block, and when a breeding disc needs to be pushed into a bearing plate, a spring is matched with the connecting rod, so that the breeding disc is pushed into the bearing plate; limiting hooks at the bottoms of the sliding blocks abut against the second mounting plate under the action of a connecting roller and a U-shaped groove, and the effect of fixing the breeding disc is achieved.

Provided is a culture medium for enhancing the content of cordycepin from Cordyceps militaris, wherein the culture medium comprises Hermetia illucens adult insects. According to the present invention, the culture medium can ensure a significantly higher cordycepin yield than conventional grain-based media or pupa-based media by means of a method for extracting cordycepin from Cordyceps militaris cultured using Hermetia illucens adult insects as a host.

The utility model discloses a hermetia illucens fecula screening device, and relates to the technical field of hermetia illucens cultivation, the hermetia illucens fecula screening device comprises a screening box, a mounting frame is arranged in the screening box, a sliding frame is arranged at the bottom of the mounting frame, a driving piece is arranged at the bottom of the sliding frame, a positioning frame is arranged at one end of the driving piece, and the positioning frame is arranged at the other end of the driving piece. A screening frame is arranged on one side of the positioning frame, a cleaning assembly is arranged at the top of the screening frame and comprises a water storage tank, a top cover is arranged at the top of the water storage tank, a water outlet pipe is arranged at the bottom of the water storage tank, a connecting transverse pipe is arranged at the bottom of the water outlet pipe, and a spray head is arranged at the bottom of the connecting transverse pipe. The cleaning assembly is arranged to clean the screened screening frame, the water outlet pipe and the connecting transverse pipe are arranged to convey clean water in the water storage tank, and the spray heads are arranged to spray out the clean water, so that cleaning of the screening frame is achieved, and the situation that fecula is accumulated in the screening frame, and the screening frame is blocked is prevented.

This invention provides a multi-component resource utilization process for black soldier fly larvae larvae slurry, relating to the field of insect resource utilization technology. The process sequentially includes raw material pretreatment, compound enzymatic hydrolysis, lactic acid bacteria fermentation, stratified separation, and targeted treatment of each component. The compound enzymatic hydrolysis uses a combined enzyme system of trypsin and papain, and the lactic acid bacteria fermentation uses *Lactobacillus plantarum*. The fermentation parameters are: carbon-to-nitrogen ratio of 20:1, material-to-liquid ratio of 4:1 (w / v), pH of 6.5, fermentation temperature of 37°C, and fermentation time of 24 hours. This process achieves the synergistic recovery and high-value utilization of all components of black soldier fly larvae. A single process can simultaneously produce four types of products: insect oil, water-soluble fertilizer, antimicrobial peptide additives, and antibiotic-free aquatic feed ingredients, significantly improving resource utilization and industrial added value. The entire process involves no organic solvent addition, employs low-temperature enzyme inactivation to reduce energy consumption, is environmentally friendly and energy-saving, and avoids antibiotic resistance issues.

The utility model relates to the technical field of hermetia illucens breeding equipment, and discloses a hermetia illucens breeding pond which comprises a box body, an inner shell is arranged in the box body, buffering mechanisms are installed on the two sides of the inner shell, a filter screen is arranged in the inner shell, fixing blocks are fixedly connected to the four corners of the filter screen, and the fixing blocks are fixedly connected with the box body. A fixing block is arranged in the inner shell, a first threaded rod in threaded connection with the inner shell is in threaded connection with the interior of the fixing block, a baffle inserted into the inner shell is arranged at the bottom of the filter screen, a recycling box used for recycling residues is arranged below the baffle, and a vibrator is connected to the bottom of the inner shell. The inner shell vibrates to drive the filter screen to vibrate, the filter screen vibrates to drive the feed and the hermetia illucens larvae to move towards the outer side, the feed and the hermetia illucens larvae are distributed on the filter screen through vibration, and therefore the purpose that the hermetia illucens larvae are prevented from being gathered together, the temperature is increased during feeding, and the hermetia illucens larvae die is achieved.

The utility model provides an egg device for hermetia illucens, which comprises a box body, a box door and a light supplement lamp, the box door is hinged to one side of the box body through a hinge, the light supplement lamp is fixedly arranged on the inner wall of the box body, one side of the light supplement lamp is provided with a scraping plate, the inner wall of the scraping plate is fixedly connected with a sponge block, and the sponge block is fixedly connected with the box body. And one side of the sponge block is in contact with the surface of the light supplementing lamp. The utility model relates to the technical field of hermetia illucens. According to the spawn planting device for the hermetia illucens, by arranging the transmission mechanism, when dust is accumulated on the surface of a light supplementing lamp, a motor is started to drive a gear to rotate, and when the gear rotates, a gear ring can be driven to rotate along tracks of a guide block and a guide groove; the toothed ring can drive a scraper and a sponge block to rotate in the rotating process to remove dust on the surface of the light supplementing lamp, so that the dust is prevented from influencing light supplementing of the light supplementing lamp, and meanwhile, the efficiency of breeding eggs of the hermetia illucens is improved.

The invention relates to the technical field of hermetia illucens breeding, and discloses a hermetia illucens three-dimensional breeding system which comprises breeding equipment, the breeding equipment comprises a breeding frame, the breeding frame is sequentially provided with a first breeding layer, a second breeding layer, a third breeding layer and a fourth breeding layer from top to bottom, and a conveying belt is arranged below the fourth breeding layer; the first breeding layer comprises a plurality of first breeding material boxes which are arranged side by side; the second breeding layer comprises a plurality of second breeding material boxes which are arranged side by side; the third breeding layer comprises a plurality of third breeding material boxes which are arranged side by side; the fourth breeding layer comprises a plurality of fourth breeding material boxes which are arranged side by side; the breeding equipment further comprises a first inclination mechanism, a second inclination mechanism, a third inclination mechanism and a fourth inclination mechanism. By designing the specially-made breeding frame, the breeding cost can be reduced, and the breeding efficiency can be improved; in addition, through inclined overturning, the effect of artificial loosening in the breeding process can be achieved, and damage to the breeding due to material hardening is prevented.

According to the invention, the black soldier flies are converted into pitaya branch waste and chicken manure to prepare an organic fertilizer through aerobic fermentation, the organic fertilizer is applied to a pitaya field to verify the fertilization effect, and the pitaya is mature after about 40 days. Experimental results show that compared with a control group (applying a water-soluble fertilizer), the insect-sand organic fertilizer can improve the weight of a single pitaya fruit, and the number of fruits of 400 g or above is obviously higher than that of the control group. And the content of soluble solids in the center and the edge of the pitaya is remarkably increased by the medium-dose fertilization group. The result shows that the worm sand organic fertilizer has the potential of improving the fruit quality and yield, and a feasible way is provided for resource utilization of pitaya branch waste.

A side edge escape preventing device of a hermetia illucens larva conveying belt comprises a U-shaped base (1), side baffles (2) and escape preventing angle iron (3). According to the escape-proof device, the side baffle is installed on the U-shaped base, the escape-proof angle iron is installed on the side face of the side baffle, and then the rubber mat is wrapped on the escape-proof angle iron, the escape-proof device is applied to the work of breeding hermetia illucens larvae through a conveying belt in a poultry farm, the main materials of the escape-proof device are iron plates and rubber strips, and the cost is low; the process comprises iron plate casting and adhesive tape pasting, and manufacturing is simple; the fixing screw holes and the loose joint screw holes are combined for application, and flexibility is high. The escape-preventing device is installed on the conveyer belt for breeding the larvae of the hermetia illucens, and the larvae of the hermetia illucens on the conveyer belt can be effectively prevented from climbing out or falling out from the upper surface of the conveyer belt.

The invention discloses a reference gene combination stably expressed by hermetia illucens under different conditions and application thereof, reference genes stably expressed by hermetia illucens in different development stages, different tissues, different genders and different genotypes are obtained through screening, and the reference gene combination is suitable for correction of hermetia illucens RT-qPCR detection results under different experimental conditions. Meanwhile, the invention further provides amplification primers for detecting the hermetia illucens reference genes, and the amplification primers are high in specificity and amplification efficiency. According to the invention, an early-stage foundation is laid for the quantification of related functional genes of hermetia illucens under different experimental conditions and the related research of molecular biology.

The invention discloses a black soldier fly larva biotransformation treatment method of blue-green algae biomass and a pre-fermentation mixed substrate. The method comprises the following steps: mixing blue-green algae biomass with cow dung to obtain a mixed substrate; adjusting the mass ratio of carbohydrate to protein in the mixed substrate to 3: 1-5: 1 according to the dry basis of the mixed substrate, and adjusting the water content of the mixed substrate to 70%-90%; placing the mixed substrate in a closed container, and pre-fermenting for 5-15 days under an anoxic or anaerobic condition to obtain a pre-fermented mixed substrate; inoculating hermetia illucens larvae into the pre-fermented mixed substrate for feeding transformation; and after the feeding transformation is finished, separating to obtain polypide bodies and residual substrates. The stability of feeding transformation can be improved and the dependence on exogenous additives can be reduced by regulating and controlling the nutritional structure on the mixed substrate level and implementing closed pre-fermentation. The pre-fermented mixed substrate is obtained by pre-fermenting the mixed substrate.

The utility model relates to the technical field of hermetia illucens breeding, and discloses a hermetia illucens breeding shake-off mechanism which comprises a processing box, a first screening box, a second screening box and a collecting box are arranged in the processing box from top to bottom, and a reciprocating motion assembly is arranged on the outer side of the processing box. According to the hermetia illucens screening device, due to the ingenious design of a first connecting column, a second connecting column, a first connecting shaft base and other components in the reciprocating motion assembly, the first screening box can transversely move left and right on a fixing column, hermetia illucens is primarily screened, and the screening efficiency is improved; and meanwhile, the second screening box can vibrate up and down on the fixing rod to conduct secondary screening on the hermetia illucens, the reciprocating motion mode simulates the natural screening process, the screening efficiency and accuracy are improved, and the problems of omission and non-uniformity possibly existing in a traditional screening mode are solved.

The utility model discloses a hermetia illucens incubation device, and particularly relates to the technical field of hermetia illucens incubation, the hermetia illucens incubation device comprises a box body, a heating table is fixedly arranged at the lower end in the box body, a temperature controller and a heating table switch are respectively and fixedly arranged at the input end of the heating table, and the temperature controller and the heating table switch are located on one side of the box body; a temperature and humidity control device capable of controlling the internal humidity of the box body is inserted into one side of the box body and is used for adjusting the internal temperature and humidity of the box body according to the requirements of hermetia illucens eggs; the temperature and humidity control device comprises a water absorption sponge, the water absorption sponge is movably arranged in the box body and located at the upper end of the heating table, and three insertion holes are formed in the water absorption sponge; a larva collecting mechanism capable of incubating hermetia illucens in a centralized manner is arranged in the box body and is used for incubating hermetia illucens eggs in a centralized manner and collecting the incubated larvae. Through the arrangement of the temperature and humidity control device, the temperature and the humidity inside the device can be controlled according to the temperature and the humidity required by hermetia illucens eggs.

The present application belongs to the technical field of biological medicine, and particularly relates to Hermetia illucens extract, an extraction method thereof and application thereof in preventing and treating tumors. The present application extracts polar components from Hermetia illucens powder, and the obtained Hermetia illucens extract has a significantly better inhibitory activity on the proliferation of Cal27 human tongue squamous cell carcinoma cells, Colo205 human colorectal cancer cells and U87 MG human brain astrocytoma cells than the Hermetia illucens powder without separation under the same mass concentration. In animal experiments, the Hermetia illucens extract can significantly prolong the survival cycle of MOC-1 tongue squamous cell carcinoma mice, and has a significantly better treatment effect than the Hermetia illucens powder and is close to the positive drug cisplatin.

The invention discloses a germplasm creation method of hermetia illucens rich in highly unsaturated fatty acids, and belongs to the technical field of insect genetic breeding and aquatic feed raw material development. The fat-1 gene of caenorhabditis elegans is introduced into a hermetia illucens genome through a transgenic technology, a fat-1 gene transfer type hermetia illucens strain is obtained, the HUFA content in the hermetia illucens of the strain is remarkably improved compared with that of a wild type, and particularly, the content of DPA (22: 5n-3), DHA (22: 6n-3) and other essential fatty acids for the human body is remarkably increased. The method can be used for creating excellent germplasm resources of hermetia illucens, and provides an effective technical approach and germplasm resources for developing novel functional aquatic feed and relieving fish meal and fish oil resource pressure.

The invention discloses plasmin based on hermetia illucens and application thereof, and belongs to the technical field of biology. The plasmin based on the hermetia illucens is obtained by grinding and centrifuging larvae of the hermetia illucens in a PBS (Phosphate Buffer Solution) and extracting supernate. The invention further provides application of the plasmin based on the hermetia illucens in preparation of thrombolytic drugs. The plasmin is extracted from the hermetia illucens, and the hermetia illucens is short in breeding cycle, high in reproductive capacity, capable of being massively extracted in a short time and low in cost; the extracted plasmin has a remarkable thrombolysis effect and has a very good utilization value; the plasmin can be used for directly dissolving thrombus and degrading fibrinogen.

The invention provides a new strain for promoting growth of larvae of hermetia illucens and application of the new strain. The strain comprises a 16S rDNA (ribosomal deoxyribonucleic acid) sequence shown in SEQ ID NO: 1 or a complementary sequence of the 16S rDNA sequence or a sequence with at least 85% of nucleic acid identity compared with the sequence shown in SEQ ID NO: 1. The Tesaracoccus sp. Tess.M30 disclosed by the invention has the characteristics of being capable of decomposing starch and resisting salt. The functional bacteria are added in the breeding process of the hermetia illucens, so that growth of larvae can be promoted, and accumulation of protein and fat of the larvae is promoted. Compared with sterile water, after the Tess.M30 is added, the body length and body weight of the hermetia illucens are respectively increased by 10.82% and 48.80%, and the accumulation of protein and fat is respectively increased by 61.65% and 76.80%. By applying the technology, the biotransformation efficiency of the hermetia illucens can be improved, and industrial production of larvae of the hermetia illucens can be promoted.

The invention belongs to the field of feed, and discloses a mixed additive for increasing the content of intramuscular fat of pigs, which comprises hermetia illucens submicron powder, Chinese herbal medicine submicron powder and compound amino acid, the Chinese herbal medicine superfine powder is obtained by crushing astragalus membranaceus, honeysuckle and eucommia ulmoides through a superfine crushing process; the hermetia illucens superfine powder is obtained by carrying out superfine grinding on dry hermetia illucens. According to the additive, hermetia illucens superfine powder, Chinese herbal medicine superfine powder and compound amino acid are combined for use, and the content of fat in pig muscles can be remarkably increased. Meanwhile, the invention further discloses application of the additive and pig feed.