78results about How to "Solve death" patented technology

The invention relates to a breeding method and a breeding device for insects and specifically relates to a method and a device for indoor breeding of phauda flammans walker. The method comprises the following steps: breeding larva; breeding pupas; breeding adults and spawns. Specifically, the steps are as follows: breeding the early hatched larva of the phauda flammans walker in a larva breeding device, and taking ficus microcarpa leaves as foodstuff till pupating; after identifying male and female pupas, separately putting into square plastic boxes, and pairing and putting into an adult mating device after eclosion; putting the mated adults into an adult oviposition device and waiting for oviposition; collecting the filtering paper with the eggs generated in the adult oviposition device, putting into a clean square plastic box with a moisturizing filter paper at the bottom, putting into a manual climatic box, and moisturizing everyday till hatching; after hatching the larva, circularly subculture breeding the larva according to the steps. The invention relates to the study on the influences of biological and non-biological factors on the survival and propagation of the phauda flammans walker stocks and provides an insect source with a consistent insect state developing progress.

The invention discloses a plant growth matrix with high water retention for spray seeding revegetation and a preparation method thereof. The plant growth matrix comprises an upper layer and a lower layer, wherein the lower layer is a plant growth matrix layer, and the upper layer is an organic matter covering layer covered on the plant growth matrix layer. According to the invention, perlite and montmorillonite with high hydroscopicity are applied to modification of the matrix for spray seeding revegetation, an organic matter is used to cover the surface of the plant growth matrix, a preparation process for the matrix is optimized, and thus, the disadvantage that moisture in a common matrix easily volatilizes is improved; the matrix for spray seeding revegetation has good adhesion, can be firmly attached on the surface of a bare rock side slope, well absorbs and maintains moisture, uninterruptedly provides moisture and nutrient elements needed by plant growth, guarantees revegetation of the side slope and has the advantages of low cost and easiness in manufacturing. Through implementation of a technical scheme in the invention, it is overcome that vegetation easily dies from drought after spray seeding of nonlocal soil on a side slope in an arid rainless region in China.

The invention provides a preparation method for lactobacillus plantarum used for a feed. To overcome the problems of abuse of antibiotics in farming, generation of drug resistance and the like at present, application of a novel antibiotic substitute product, i.e., probiotics, is a trend of modern farming. The probiotics is prepared through deep liquid state fermentation, has the advantages of low production cost and a high viable count and is a stable, highly-efficient and green feed additive.

The invention relates to a lower animal breeding device, particularly to a commercial damp dry solid lower animal breeding device, comprising a case shell frame having four-side outer wall, wherein drain air holes are arranged on the four-side outer wall of the shell frame; the integral shell frame is arranged on a concave cement base station having a drain interlayer; a soft inner bag is arranged in the shell frame; a breeding carrier is arranged in the soft inner bag; an inner bag bottom separating layer is arranged between the bottom of the soft inner bad and the breeding carrier, an inner bag separating layer is arranged between an inner wall of the soft inner bag and the breeding carrier. The invention has the effect of periodically effective waste discharge of six-side airing and five-side layering, keeps the solid breeding carrier in a good state.

The invention relates to the technical field of desert plant protection devices and provides a windproof and sand-resisting desert plant protection device. The windproof and sand-resisting desert plant protection device comprises a windproof and sand-resisting protection part; the windproof and sand-resisting protection part comprises a silt inserting fixed section at the lower end and a windproof and sand-resisting section located above the silt inserting fixed section; and the windproof and sand-resisting section is fixed at the upper end of the silt inserting fixed section. The windproof and sand-resisting desert plant protection device is reasonable and compact in structure and convenient to use, has a windproof and sand-resisting effect and can weaken a sand cutting effect of wind and sand on haloxylon ammodendron seedlings; meanwhile, the protection device can be used for improving the ground surface drying degree and water retention property, and the protection device can meet surviving and growth requirements of the haloxylon ammodendron seedlings, so that the survival rate of haloxylon ammodendron can be improved; and a novel concept is provided for solving a sand cutting resisting problem of the haloxylon ammodendron seedlings in a sand-resisting and sand controlling process and the windproof and sand-resisting desert plant protection device has a very application in the sand-resisting and sand controlling field.

The invention discloses a golden cicada, asparagus and fraxinus chinensis integrated artificial breeding method. According to the golden cicada, asparagus and fraxinus chinensis integrated artificial breeding method with creativity, small cicadas parasitize roots of the asparagus and the fraxinus chinensis, the roots of the asparagus and the fraxinus chinensis are developed and are suitable for the cicadas to parasitize, nutrition supply to the golden cicada at different stages can be guaranteed, the asparagus belongs to fleshy roots, and therefore, food suckers of the small cicadas can easily insert taproots or absorbing roots, thereby obtaining nutrition to keep lives; hair roots of the fraxinus chinensis cannot die in winter, thereby guaranteeing the nutrition supply required by parasitism of the small cicadas within a hibernation period, and therefore, the survival rate of the golden cicada can be greatly increased under the condition of no pesticides or fertilizers. According to the golden cicada, asparagus and fraxinus chinensis integrated artificial breeding method, the problem of death of the small cicadas due to improper weather or temperature and humidity after hatching is solved, and the survival rate of the golden cicada is greatly increased. The breeding method has the advantages of simplicity, easiness in operation and low cost and is suitable for large-scale popularization.

The invention discloses a year-round hybrid seed production method of sweet potatoes and belongs to the technical field of variety breeding of crops. The method comprises the following steps: selecting a greenhouse; selecting a grafting rootstock for breeding parents; determining male and female parents; carrying out short-day induction artificially; carrying out hormone induction; carrying out hybridization; harvesting; and the like. According to the method, the graft incompatibility of conventional rootstocks and scions is avoided; the flowering number of scions, especially scions difficult to blossom, is effectively increased; the seasonal limitation of hybrid pollination of sweet potatoes is broken; the year-round seed production of sweet potatoes is achieved; the quantity of hybrid seeds of sweet potatoes is significantly improved; the breeding efficiency is remarkably improved. The method can be popularized and applied to the breeding work of sweet potatoes.

An artificial incubation and brooding method for great bustard and feed for a nestling of the great bustard relates to the artificial incubation and brooding method for bird and the feed for nestlings which solves the problems of low hatching rate, low surviving rate, hard feeding, and frequently dying at an age of 7 to 15 days of the nestling of great bustard for the current artificial feeding. The artificial incubation for the great bustard is divided into four periods of incubation prophase, incubation metaphase, incubation anaphase and hatching period. The feed for the nestling of the great bustard consists of animal feed and plant feed. During the brooding process of the great bustard, the hatching temperature for a brooding box at the first day is 36 DEG C and is reduced by 1 DEG C every day with the increasing of the day age. The nestling with an age of 12 days is arranged in a brooding bed and the temperature of the brooding bed is 24 to 28 DEG C and is brooded in the outside after two months. The hatching rate of the artificial incubation method for the great bustard of the invention is 81.81 percent and the surviving rate of the brooding method for the great bustard is 88.8 percent, thus solving the problem that the nestling of the great bustard frequently dies at an age of 7 to 15 days. The feed for the nestling of the great bustard is designed aimed at the physiological characteristics of the nestling of the great bustard and has the advantages of abundant nutrition and improving the physical constitution of the nestling.

Disclosed are an infrared image temperature estimation method and system based on a full convolutional neural network provided by the invention, an infrared image temperature marking method is replaced, so that the file size of an infrared image is effectively reduced; the method comprises the following steps: firstly, analyzing the influence of different activation functions, a batch normalization method, a temperature label and other factors on a temperature estimation result, optimizing a full convolutional neural network structure, and predicting to obtain a primary relative temperature matrix of an infrared image; secondly, using a singular point elimination algorithm to smooth the primary relative temperature matrix, so that the estimation precision of the temperature matrix is further improved;.

The present invention disclose a specific positive magnetic nuclear resonance contrast agent and method of preparing the same, the contrast agent is applying gadopentetate dimeglumine (Gd-DTPA) coating or scion grafting to 1-100 nm hydroxylapatite [Ca [10](PO [4][6](OH)[2], short as HA) particles, to obtain composite granule smaller than 1000 nm, modified by proserum, polyethylene imine (PEI), polyethyleneglycol (PEG) to get dispersion stability colloid solution. Comparing with the present technology the positive magnetic nuclear resonance contrast agent of the invention is provided with low toxicity, high stability, good biocompatibility, high sensibility, high relaxation capability and liver, spleen specificity. The contrast agent colloid solution can be used for enhancing contrast imaging of human body or non-human body liver or spleen.

The invention discloses a biological reaction kettle and a method for promoting proliferation and reddening of haematococcus pluvialis. The biological reaction kettle comprises a main body reaction kettle, wherein the main body reaction kettle is provided with a pH (potential of hydrogen) sensing head interface; the pH sensing head interface is connected with a pH controller; one end of the pH controller is connected with an industrial carbon dioxide bottle, and the other end of the pH controller is connected with the main body reaction kettle through an air intake adjusting valve; a filter is arranged at an outlet of the industrial carbon dioxide bottle; an LED (light emitting diode) lamp tube is arranged in the main body reaction kettle, and is connected with an LED driving controller; gas explosion stone is arranged at the bottom wall of the inner side of the main body reaction kettle, and is connected with a T-level filter through the air intake adjusting valve; the T-level filter is connected with an industrial air compressor; the LED lamp tube is connected with one end of a water cooling machine through the air intake adjusting valve, and the other end of the water cooling machine is connected with the LED lamp tube. The biological reaction kettle has the advantages that the problem of adverse influence by weather, light ray, pollution, environment temperature and the like in the existing traditional microalgae culture type is solved, and the growth speed of microalgae is greatly improved.

The invention discloses a fish and shrimp separation device of a shrimp trawl net, and aims at providing the fish and shrimp separation device of the shrimp trawl net capable of being used for automatically separating fish and shrimps in the shrimp trawl net so as to effectively solve the problems of an existing shrimp catching trawl net that fishermen need to take a great effort to separate fishand shrimps when dealing with fishing catches, and the existing shrimp trawl net is easy to cause great damage and death to the fish. The fish and shrimp separation device of the shrimp trawl net comprises a bottom trawl net and a fish and shrimp separation selection device, wherein the bottom trawl net comprises a main net bag and a target net bag used for catching shrimps; the target net bag ispositioned above the main net bag; the tail part of the main net bag is provided with a tail part opening, so that fish entering the main net bag can flow back into the sea through the tail part opening; and the fish and shrimp separation selection device comprises a support framework connected with the tail part of the bottom trawl net into a whole, a shaft rod rotatably arranged on the support framework, support rollers arranged on the shaft rod and used for supporting the support framework, and a fish and shrimp separation barrier layer arranged on the support framework and positioned in the main net bag.

The invention discloses a kit for promoting in-vitro proliferation of radix campanumoeae. The kit comprises a culture medium 1 used for inducing a stem section with adventives buds and a culture medium 2 used for repeated subculture, and each of the culture medium 1 and the culture medium 2 comprises 6-benzylaminopurine, thidiazuron and MS culture liquid. In addition, the invention discloses a method for promoting in-vitro proliferation of radix campanumoeae. By adopting the kit and the method, the problems that proliferated seedlings are thin, weak, withered and yellow and dead and proliferation rate is low when proportioning of NAA and BA is adopted for proliferation are solved; 30 days is taken as a culture cycle, proliferation rate of radix campanumoeae can reach 10-15 times by utilizing the kit, robust aseptic seedlings can be obtained, and either rooting rate or transplanting survival rate are 100%.

The invention belongs to the technical field of flower planting, which a particularly relates a cultivating method of paphiopedilum emersonii seedlings. The method comprises the following steps: making a culture room; performing seedling treatment; planting seedlings; fertilizing and transplanting. The cultivating method of paphiopedilum emersonii seedlings utilizes the self-made culture soil andthe culture room to cultivate the seedlings, providing an adaptive growth environment for the seedlings of the paphiopedilum emersonii. Also, in the treatment of seedlings, a mixed solution prepared from charcoal powder and water is used for soaking the root of the paphiopedilum emersonii seedlings, thereby solving problem that the mold can easily corrodes the seedlings of paphiopedilum emersoniiand cause the seedlings of the paphiopedilum emersonii to die. Therefore, the survival rate of paphiopedilum emersonii seedlings is improved. When planting, the moss powder is added into the self-madeculture soil, so that the porosity in the soil is improved, the growth of paphiopedilum emersonii is facilitated, and the goal of improving the survival rate of the paphiopedilum emersonii seedlingsis achieved.

The invention relates to a continuous algae cultivation and reaction system. The continuous algae cultivation and reaction system comprises at least two photobioreactors, a culture liquid tank and analgae seed tank. The two photobioreactors include a first photobioreactor and a second photobioreactor. The algae seed tank is connected with the first photobioreactor through a first pipe, and provides the first photobioreactor with algae liquid containing algae seeds. The culture liquid tank is connected with the first photobioreactor and the second photobioreactor in parallel through a second pipe, and provides nutrients for different algae growth stages. The first photobioreactor is connected with the second photobioreactor through a third pipe. Each photobioreactor comprises a sealed reactor tank. Waterproof LED lamps are arranged in the sealed reactor tanks. Each LED lamp comprises an LED chip, a sealed transparent lampshade, a heat radiating component and an exhaust component.

The invention discloses potato special-purpose organic fertilizer and a preparation method thereof. The potato special-purpose organic fertilizer is prepared from 29-49 parts by weight of earthworm manure, 14-24 parts by weight of cow dung, 16-26 parts by weight of cake fertilizer, 0.2-1.2 parts of a starter, 7-17 parts by weight of straws and 22-32 parts by weight of water hyacinth. The preparation method comprises raw material pretreatment, fermentation treatment, granulation and drying. The earthworm manure can improve fertility and substantially improve organic fertilizer quality. The water hyacinth as the raw material in the potato special-purpose organic fertilizer contains a large amount of trace elements, increases nutrients, satisfies potato growth demands and solves the problem that water hyacinth pollutes water and causes death of a lot of fishes and shrimps in an anoxic environment. In a fermentation process, a lot of bacteria in the organic fertilizer are killed at a high temperature so that in use, influence on crops is reduced, a soil environment is purified and a utilization rate is improved.

The invention relates to an algae culture photobiological reaction kettle and a continuous culture reaction system containing the same. The system comprises a closed reactor tank, an LED light supplementing lamp is arranged in the closed reactor tank body, the LED light supplementing lamp comprises a light-emitting part, a transparent lampshade arranged in a sealed mode and at least two driving controllers, the light emitting part is arranged in the transparent lampshade, and the driving controllers are arranged outside the closed reactor tank body; the light-emitting part is provided with a plurality of LED light-emitting chips with different wavelength ranges, and the energy of the light-emitting chips is controlled by the driving controller and can be adjusted in a stepless mode.

The invention relates to a method for transplanting a tree in water. The method comprises the following steps that firstly, a semi-ring bark with the height of 2-10 cm is cut from the tree growing in soil through a cutter at the position 15-25 cm away from the ground; secondly, the cut opening is coated with a rooting agent, and the exposed part is wrapped by sponge with solid oxygen; thirdly, the tree is transplanted in water, and the water covers the sponge. The method is simple, operation is convenient, the principle that after the part of a plant body is wounded and stimulated, the surface of the wound is prone to generating cambiums is mainly utilized, the tree transplanted in water can rapidly root, the survival rate is increased, and the problem that once the plant in soil is transplanted in water, due to the fact that the plant does not adapt to the aquatic environment, the plant is dead can be solved.

The invention relates to the technical field of rice seedlings on severe saline-alkali soil, in particular to a cultivation method of the rice seedlings on the severe saline-alkali soil. The cultivation method comprises the following step of S1, seed disinfection, specifically, putting a saline-alkali tolerant rice variety into a mixed solution containing Emiaojing(a pesticide for treating abakanae disease) at normal temperature and room temperature for soaking. According to the cultivation method, the seeds are subjected to seed disinfection before seedling raising, so that the method can effectively reduce rice damping-off, rice seedling rot, the bakanae disease and the like which are easily generated in rice seedling raising in saline-alkali areas; meanwhile, alkalinity culture is carried out on the rice seeds in a nursery garden, so that the rice seeds can be suitable for the environment on the severe saline-alkali soil before transplanting; and after transplanting, it can be ensured that the rice seedlings are suitable for the production environment as soon as possible, mutual repulsion is avoided, the problem of seedling death caused by difficult control over the seedlings or the seed growth environment due to direct seeding of the seedlings or the seeds in the treated severe saline-alkali soil is solved, the survival rate of the seedlings or the seeds is improved, and the yield of rice is improved.

The invention discloses a special organic fertilizer for eucalypti, and a preparation method of the fertilizer. The special organic fertilizer is prepared from, by weight, 35-55 parts of wormcast, 20-30 parts of cow dung, 22-32 parts of a cake fertilizer, 1.3-2.3 parts of a starter, 13-23 parts of straws and 28-38 parts of water hyacinth. The preparation method comprises the steps of raw material preprocessing, fermenting treatment, and granulation drying. Wormcast added in the invention has a fertility increasing effect, so the quality of the prepared organic fertilizer is substantially improved; the water hyacinth added to the raw materials of the organic fertilizer contains a large amount of trace elements, and can be used in the preparation of the organic fertilizer in order to improve the nutrient components, meet growth demands of the eucalypti and solve the problem of death of a large amount of fish and shrimps caused by oxygen deficiency due to pollution of the water hyacinth to water resources; and a large amount of bacteria in the organic fertilizer are killed by a high temperature in the fermentation process, so influences of the bacteria on crops in the application process of the fertilizer are reduced, the soil environment is purified, and the utilization rate is increased.

The invention discloses a method for preparing Arabidopsis thaliana mesophyll cell protoplasts. The specific steps are as follows: cut the Arabidopsis leaves of 3-5 weeks and fix the upper epidermis and the lower surface of the leaves with inelastic paper tape or cloth tape Epidermis; Gently tear off the inelastic paper tape or cloth tape on the lower epidermis of the leaves, put the cut leaves into a petri dish containing enzymatic hydrolysis solution; place the petri dish with leaves on a shaker for cultivation 30-90min or until most or all of the protoplasts are detached from the leaves; transfer the enzymolysis solution containing the protoplasts to a round-bottomed centrifuge tube, and collect the protoplasts by centrifugation; wash the protoplasts with pre-cooled W5 solution, Resuspend protoplasts with W5 solution and place on ice for a minimum of 30 minutes. The invention cultures the protoplasts under dark conditions, effectively solves the phenomenon of cell death and aggregation caused by light culture, and can greatly improve the transformation efficiency.

The invention relates to the technical field of agricultural production, and particularly provides a tamarix chinensis seedling raising substrate and a sowing seedling raising method in coastal mud flat areas. The tamarix chinensis seedling raising substrate in the coastal mud flat areas comprises 4-7 parts of alkaline soil, 2-5 parts of vermiculite and 0.5-2 parts of perlite which are uniformly mixed according to the volume ratio, and the whole substrate is alkaline. The problems that in the prior art, sowing seedling raising and cutting seedling raising are low in survival rate in the coastal mud flat areas, and large-amplitude death is caused within one year are solved.

The invention discloses a nasopharyngeal carcinoma targeted magnetic resonance contrast agent and a preparation method thereof. The method comprises the following steps: synthesizing superparamagnetic Fe3O4 with grain diameter of between 10 and 15nm by adopting a chemical coprecipitation method, coating with APTES ((3-aminopropyl)triethoxysilane) or connecting superparamagnetic Fe3O4 to 10-15nm Fe3O4 to carry out surface amination on Fe3O4 to obtain Fe3O4-APTES surface-modified micro-particles; and connecting Fe3O4-APTES and EB (Epstein-Barr) virus latent membrane protein 1 monoclonal antibody (LMP1, Clone CS.1-4) with polyethylene glycol (PEG) as a connecting arm to obtain Fe3O4-APTES-PEG-LMP1, Clone CS.1-4 colloidal solution with stable dispersion. Compared with a conventional contrast agent, the contrast agent has the advantages of low toxicity, high stability, good biocompatibility, high sensitivity and good specific targeting property to LMP1<+>-nasopharyngeal carcinoma, and can be used for nasopharyngeal carcinoma screening and specific magnetic resonance diagnosis.

The invention relates to a microalgae culture photobioreactor and a continuous culture reaction system containing the same. The microalgae culture photobioreactor comprises a closed reactor tank body,and is characterized in that the closed reactor tank body is internally provided with a waterproof LED lamp, and the waterproof LED lamp includes a light-emitting part, a sealed-arranged transparentlamp cover and a drive controller; the light-emitting part is provided with LED light-emitting chips, and the single LED light-emitting chip can simultaneously emit a number of light with different wavelengths; and the light-emitting part is arranged inside the transparent lamp cover, and the drive controller is arranged outside the closed reactor tank body and can control the energy of the lightwith different wavelengths to be increased or decreased at the same time.

The invention discloses a special organic fertilizer for radish, and a preparation method thereof, wherein the special organic fertilizer for radish is prepared from the following raw materials by weight: 40-60 parts of earthworm manure, 25-35 parts of cow dung, 27-37 parts of oil cake, 1.3-2.3 parts of a fermenting agent, 18-28 parts of straw, and 33-43 parts of water hyacinth. The preparation method comprises: raw material pretreatment, fermentation treatment, and granulating and drying. According to the present invention, with the added earthworm manure, the fertility can be increased, and the quality of the prepared organic fertilizer can be significantly improved; the water hyacinth is added to the raw materials and contains a large amount of trace elements, such that the nutrition components of the organic fertilizer prepared by adding the water hyacinth can be improved, the radish growth requirements can be met, and the problem that the water hyacinth pollutes water resources to cause the high death rate of fishes and shrimps due to hypoxia can be solved; and during the fermenting process, a lot of bacteria in the organic fertilizer are killed through the high temperature, such that the influence of the bacteria on crops is reduced during the application process of the organic fertilizer, the soil environment is purified, and the utilization rate is improved.

A gardening frame and method for following or avoiding sunlight, including a flower pot bracket, a base, a main shaft and a sunshade; the base is placed horizontally, and the main shaft is vertically arranged at the center of the upper surface of the base; several flower pot holders are arranged at equal intervals on the main shaft frame, the flower pot bracket can rotate around the main shaft; four sun visors are arranged on the main shaft between every two flower pot brackets and on the upper main shaft of the uppermost flower pot bracket, and the four sun visors are all along the main shaft The axial setting of each sun visor is perpendicular to the adjacent sun visor. In the gardening frame of the present invention, the flower tray can rotate around the main shaft, and the main shaft is provided with a full range of sun visors. The controller cooperates with the temperature sensor and the photosensitive sensor to realize the purpose of the flowers automatically following or avoiding the sun, and to solve the problem of flowers and plants in the process of flower cultivation. The problem of death from sun exposure or long-term lack of exposure to sunlight.

The invention discloses a kitchen garbage composting device. The device comprises a stainless steel hollow outer cylinder and an inner cylinder which are coaxial and have the equal height, and the outer cylinder and the inner cylinder are respectively provided with lead wires and are connected with a power supply to form an electric field in order to make microorganisms in the kitchen garbage accelerate the composting process under electrical stimulation; the inner wall of the outer cylinder and the outer wall of the inner cylinder are provided with packing layers to promote electricity conduction, continuously buffer salts and absorb water and adjust the pH value in the composting process, so the activity of the microorganisms is ensured; and the structures in the inner cylinder and the outer cylinder are designed to achieve temperature regulation in order to control the temperature in the composting process, so that the microorganisms are always at the most active temperature, the composting process is continuously carried out at an appropriate temperature, and the composting efficiency is the highest. The device of the invention can achieve the purposes of processing the kitchengarbage with zero power consumption and high efficiency and obtaining a compost.

The invention discloses a flower culturing device for intelligent watering and water saving. The flower culturing device comprises a culture table, a flowerpot table, a second water storage tank and a power supply. A humidity sensor is arranged in a flowerpot. A water pipe is arranged above the flowerpot. A spray nozzle is arranged at the output end of the water pipe and located over the flowerpot. The output end of the water pipe penetrates through the left side of the culture table and extends into the culture table. A first water pump, a first water storage tank and a second water pump are installed in the culture table respectively. A water level sensor is installed in the first water storage tank. A water storage pipe is arranged between the first water storage tank and the second water pump. The output port of the second water pump is connected with a connecting pipe in a sealed mode. The flower culturing device is simple in structure, manual watering is replaced, the humidity can be detected for intelligent watering according to the flowerpot for bearing flowers, and water required for watering is saved.

The invention discloses a kitchen waste composting device, which comprises: a coaxial and equal-height stainless steel hollow outer cylinder and an inner cylinder. Wires are respectively arranged on the outer cylinder and the inner cylinder and a power supply is connected to form an electric field, so that microorganisms in the kitchen waste Accelerate the composting process under electrical stimulation; by setting filler layers on the inner wall of the outer cylinder and the outer wall of the inner cylinder, they can promote electrical conduction, continuously buffer salt and water absorption, and adjust pH during the composting process to ensure the activity of microorganisms; The structural design of the inner cylinder and the outer cylinder realizes the function of temperature regulation to control the temperature during the composting process, so that the microorganisms are always at the most active temperature, so that the composting process continues at an appropriate temperature and the composting efficiency is the highest. The device of the invention can process kitchen waste with zero power consumption and high efficiency and obtain compost.

The invention provides a material taking device for a bottom cover of a fermentation tower. The device comprises a bracket and a fermentation tower body, wherein two hinges are arranged at two sides of the bottom of the fermentation tower body, wherein one hinge is hinged with a sealing cover, and the other hinge is hinged with a material taking cover; the outer surfaces of the sealing cover and the material taking cover are hinged with the bracket respectively through a first hydraulic arm and a second hydraulic arm; the material taking cover comprises a discharge port penetrated in the center of the material taking cover, a motor support frame is arranged in a through hole of the discharge port, a motor is fixed at the center of the motor support frame, and a first cutter and a second cutter are fixedly arranged on a motor rotating shaft; and a platylike applying cover is arranged in the fermentation tower body, and the force applying cover is in transmission connection with a lifterfixed at the top of the fermentation tower body through a lead screw. The device provided by the invention has the advantages that by virtue of the force applying cover capable of moving up and downand the sealing cover and the material taking cover which are alternately used, the problem of anaerobic microorganism death caused by air leakage is solved, and fermentation of microorganisms can beeffectively accelerated; and by virtue of the synergistic effects of the force applying cover and the sealing cover and the material taking cover, materials can be taken more conveniently. One systemsolves multiple problems.