108 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 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.

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.

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 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 utility model relates to a hermetia illucens egg collecting device which comprises a box body, a drawer, a plurality of sets of rotary material shaking mechanisms and egg laying cloth, the box body is provided with an opening, the drawer is arranged at the opening of the bottom of the box body, the egg laying cloth is provided with a concave-convex face on the outer side, the concave-convex face of the egg laying cloth is used for storing eggs, and the two ends of the egg laying cloth are sewn to form a ring shape. The rotary material shaking mechanisms are arranged in the box body side by side, each rotary material shaking mechanism comprises an upper supporting rod and a lower supporting rod, the upper supporting rods and the lower supporting rods are installed on the box body, the corresponding upper supporting rods and the corresponding lower supporting rods are sleeved with the oviposition cloths, rocker handles are arranged on the upper supporting rods and can drive the upper supporting rods and the oviposition cloths to move, and the oviposition cloths are arranged on the lower supporting rods and can drive the upper supporting rods and the oviposition cloths to move. And the distance H between two adjacent spawning cloths is 4-8mm. The egg collecting device is reasonable and simple in structure, convenient to operate and capable of improving egg collecting efficiency.

The invention discloses a hermetia illucens breeding system which comprises a breeding frame, a breeding bin of a double-layer structure, a stirring mechanism, an electrostatic atomization nozzle, a shading plate, a vibration assembly and the like. The inner layer and the outer layer of the breeding bin form a heat preservation cavity, the bottom is provided with a semi-arc-shaped vibration cavity, and a vibrator containing a spherical iron block is arranged in the semi-arc-shaped vibration cavity. A permanent magnet is embedded in a flexible spiral blade of the stirring mechanism and rotates along with a driving shaft and a driven shaft in the reverse direction at a low speed (1-5 rpm). The electrostatic atomization nozzle generates negative electricity fog drops, and the negative electricity fog drops are directionally diffused to the deep padding under the action of a permanent magnet rotating magnetic field; the permanent magnet simultaneously drives the vibrator to impact the inner layer at high frequency, vibrates to loosen the padding and cooperates with the bottom drainage hole and the collection box to discharge sewage. According to the system, the problems of uneven humidity, padding hardening, waste gas accumulation and the like in traditional breeding are solved through cooperation of magnetic field guide humidification, vibration material loosening and reverse stirring, the survival rate of larvae is increased by 25%-30%, the growth cycle is shortened by 2-3 days, and the system is suitable for large-scale ecological breeding.

The invention discloses a process for preparing hermetia illucens pulp by an enzymolysis method, which comprises the following steps: firstly, cleaning hermetia illucens larvae with clear water, and then boiling the cleaned hermetia illucens larvae with hot water; then crushing the boiled hermetia illucens larvae into pulp; adding a compound enzyme preparation into the original pulp for enzymolysis and inactivation; the hermetia illucens enzymatic hydrolysate is obtained; residues are filtered out through a screen and a centrifugal machine; adding an antioxidant into the filtrate, and concentrating in a vacuum low-temperature concentration manner; the hermetia illucens pulp is obtained. According to the method, the defect of imperfection of a hermetia illucens larva enzymolysis process is overcome; the problems that hermetia illucens enzymatic hydrolysis pulp is prone to blackening, spoilage and oxidation are solved.

The present invention discloses an Aspergillus oryzae JAAS-32 and use thereof in preparation of a larval Hermetia illucens paste protein peptide. The Aspergillus oryzae JAAS-32 was deposited in Guangdong Microbial Culture Collection Center (GDMCC) on Aug. 10, 2023 with an accession number of GDMCC No: 63725, classified and named Aspergillus oryzae. A larval Hermetia illucens paste is subjected to enzymatic fermentation by the Aspergillus oryzae JAAS-32 provided by the present invention for 20-40 hours. The content of the protein peptide (<10 kDa) is 1.53 times that of an untreated group; the content of free amino acids is 1.41 times that of the untreated group; the total antioxidant activity is 1.35 times that of the untreated group. Diameters of inhibition zones against Staphylococcus aureus, Escherichia coli, and Vibrio alginolyticus are 1.62, 1.17, and 1.45 times those of the untreated group, respectively. The strain is cultured readily, fast in growth, and well-adapted. A low-cost, easy-to-operate, and efficient method for enhancing antibacterial performance of the larval Hermetia illucens paste can be established on the basis of the strain.

The application discloses a method for promoting yellow mealworm and black soldier fly to realize step-by-step conversion of straw to obtain high-protein worm bodies, which comprises the following steps: pre-fermenting straw by using intestinal microorganisms of yellow mealworm, feeding yellow mealworm by using the obtained pre-fermented straw to obtain worm bodies and straw worm manure, fermenting the straw worm manure by using intestinal microorganisms of black soldier fly and Penicillium janthinellum PA01, and finally feeding black soldier fly by using the obtained fermentation product. The intestinal microorganisms of yellow mealworm are enriched and cultured, the pre-fermentation of straw by using the intestinal microorganisms is used to improve the chewability and degradability of straw, and the efficiency of feeding yellow mealworm by using straw is improved. Then, the intestinal microorganisms of black soldier fly and Penicillium janthinellum PA01 are enriched and cultured, the straw worm manure is fermented by using the intestinal microorganisms of black soldier fly and Penicillium janthinellum PA01, the efficiency of feeding black soldier fly by using straw worm manure is improved, the step-by-step conversion of straw by using yellow mealworm and black soldier fly is realized, high-protein worm bodies and worm manure are obtained, the green conversion and cyclic utilization of straw are realized, and a new way for high-value application of straw is provided.

The invention relates to the field of organic waste treatment, and particularly discloses a biodegradation method for treating waste water and waste mud of a slaughter house by using hermetia illucens, which comprises the following steps: mixing wheat bran, corn flour and the like to prepare a basal feed, hatching hermetia illucens eggs and culturing the hermetia illucens eggs to third-instar larvae; mixing slaughter waste mud, wastewater, corn straw powder and the like to prepare a waste mixture; third-instar hermetia illucens larvae and basal feed residues are put into the waste mixture, degradation breeding is carried out in a constant-temperature and light-proof environment, turning and stirring are carried out every day, the degradation degree is judged according to the temperature and color, new feed replacement is carried out in good time, and when hermetia illucens enter the pre-pupa stage, screening and collecting are carried out; the treatment process is environmentally friendly and efficient, secondary pollution is avoided, slaughter waste can be converted into polypide protein and organic fertilizer, and resource utilization of the waste is achieved.

The invention provides a novel hermetia illucens larva peptide zinc chelate and a preparation method and application thereof, and belongs to the technical field of food and medicines.The preparation method comprises the following steps that hermetia illucens larva protein is subjected to enzymolysis through protease, and hermetia illucens larva peptide with the molecular weight being 900-2000 Da is obtained; after the hermetia illucens larva peptide is mixed with a zinc source, the pH is adjusted to 4.0-7.0, a chelation reaction is induced, and the novel hermetia illucens larva peptide zinc chelate is obtained. According to the method, efficient chelating of peptide zinc of the hermetia illucens larvae is achieved through directional enzymolysis and pH induction, a specific molecular weight peptide fragment (900-2000 Da) is obtained through directional enzymolysis, and the selectivity and efficiency of zinc chelating are improved. When the pH is 4.0-7.0, the reaction conditions are optimized by inducing chelation, and the chelation rate can reach 65%-85%. The binding site analysis proves that the zinc is coordinated with carboxyl and amino in the peptide, and the scientificity of the product is enhanced. Stability research shows that the product keeps stable under a wide range of conditions and is suitable for food and nourishment.

The present invention relates to biological reactions and transformations. An automatic feeding device and method for Hermetia illucens, which are commonly used for recycling biological waste to produce feed and fertilizer. The present invention mainly solves the problem that existing feeding and screening equipment is overly complex. The current processing methods require limiting the humidity and nutrient ingredients, as excessive moisture or dryness will affect the transformation and finished product screening. In the present invention, an inverted container is placed in a feeding liquid to form an air-exchangeable space, enabling Hermetia illucens to breathe in the reactor. Moreover, by means of utilizing the behavioral trait of terrestrial organisms moving upward in water under hypoxic conditions, Hermetia illucens are allowed to congregate at the upper part when air is discharged from the liquid in the reactor, thereby achieving the screening effect.

The intelligent hermetia illucens breeding and oviposition system comprises an oviposition room body, a controller and an intelligent terminal, an oviposition room is arranged in the oviposition room body, a constant-temperature and constant-humidity air supply unit is arranged on the outer side of the oviposition room body, and an air outlet of the constant-temperature and constant-humidity air supply unit is communicated with the oviposition room of the oviposition room body; a monitoring camera, a plurality of simulation trees, a temperature sensor, a humidity sensor and a light sensor are arranged in the spawning room, and a plurality of lighting windows and a plurality of light supplementing lamps are arranged at the top of the spawning room body; the constant-temperature and constant-humidity air supply unit, the monitoring camera, the temperature sensor, the humidity sensor, the light sensor and the light supplementing lamps are electrically connected with the controller. The controller is provided with a wireless communication module, and the controller is in wireless communication with an intelligent terminal through the wireless communication module. The intelligent hermetia illucens breeding and spawning system has the advantages of being novel in structural design and high in intelligent degree, and the spawning process of adult hermetia illucens can be intelligently and remotely monitored.

The invention relates to the field of aquaculture. More particularly, the invention relates to the use of a feed comprising Hermetia illucens flour for improving the aquaculture yield of a decapod farm, in particular shrimp farms.