32results about How to "Avoid killing each other" patented technology

The invention provides a wine barrel and belongs to the technical field of wine drinking equipment. The wine barrel solves the problem that an existing wine barrel cannot be filled with wine smoothly, and comprises a barrel body made of rigid material, a bag body made of flexible material and a wine outlet valve. The wine outlet valve is located at the barrel opening of the barrel body. The bag body is arranged in the barrel body and is fixedly connected to the wine outlet valve. The volume of the bag body in an unrestricted state is greater than the volume of the barrel body. The bag body is continuously folded into a long strip in a Z shape, and the folded bag body of the long strip shape is located inside the barrel body in an integrally-bent state. The wine barrel is more convenient in assembly and can be filled with the wine more smoothly.

The invention provides a manual expanding propagation method and special equipment thereof for worm grass host insects. The manual expanding propagation method includes an egg stage, a larva stage, a pupa stage and an imago stage. The manual expanding propagation method is the method adopting single insect separating cultivating method in the larva stage and the pupa stage of the worm grass host insects. The condition that the host insects kill each other and spread diseases to each other is avoided; besides, a water leaking groove is arranged at the inner bottom of a box I, and water remaining in the water leaking groove is utilized to keep humidity of moisture-preserved materials. Structure of worm grass host insect cultivating plates is stable and can be overlapped during the process of host insect cultivation, so that space is effectively utilized and the manual expanding propagation method and the special equipment thereof for worm grass host insects can be utilized to produce in large scale.

The invention relates to a layered cage rearing device and a using method thereof. The cage rearing device comprises at least one cage body, wherein the cages are overlaid to form a group; a movable feeding door is arranged on the lateral side of the cage body; round holes are formed on the cage separator and coaming of the cage body; the cage body is formed by two pairs of symmetric arc edges and straight edges; a plurality of through holes are formed symmetrically on the outer rims of the arc edges; and a lantern ring is arranged in the center of the top of the cage body. By using the device and the method, the raising density is increased to 4,000 to 12,000 crabs per Mu from hundreds of crabs per Mu, 6 to 20 crabs can be reared in every square meter (on square meters, the raising density includes soil pond raising, and also can be used as calculation bases for indoor high-density raising), so that mutual killing among crabs is completely avoided, and the survival rate of the crabs is improved.

The invention relates to a crab cage culture module with a connecting device and a system thereof. The crab cage culture module comprises a crab cage and a buoy device. The buoy device comprises a short edge barrel, a long edge barrel and a quarter turn joint. The short edge barrel and the long edge barrel form a rectangular frame through the quarter turn joint. Connecting locking devices for being connected with a plurality of crab cage culture modules are installed on a long edge and a short edge of the rectangular frame, and the crab cage is installed in the rectangular frame. The system is formed by the plurality of crab cage culture modules which are shaped like a Chinese character ao. When the crab cage culture module and the system are used for cultivation, centralized and unified processing is greatly facilitated, the survival rate of crabs is improved, and acre yield is increased by several times.

The invention relates to the technical field of aquaculture, in particular to a shrimp and crab mixed breeding system for an offshore breeding pool. The shrimp and crab mixed breeding system solves the technical problems of low breeding efficiency, low intensive degree and the like of the existing system for breeding shrimps and crabs by seawater. A system for breeding shrimps and crabs by seawater comprises a seawater purification device, a seawater warming device, a sewage treatment device, a breeding pool, a temporary breeding pool and a crab device. A breeding method comprises the following steps that A, the seawater is purified, and the purified seawater is warmed; B, the warmed seawater is conveyed to the temporary breeding pool, the breeding pool and a breeding box; C, shrimp larvas are transferred into the breeding pool, the shrimp larvas are bred into adult shrimps, and crab larvas are bred into adult crabs; D, the adult shrimps are caught, rich water is disinfected for repeated shrimp breeding, the adult crabs are caught, and the crabs are repeatedly bred. The shrimp and crab mixed breeding system has the advantages that the breeding efficiency is good, the intensive degree is high, the survival rate is high, and the like.

The invention discloses a pond ground cage capable of accurately catching freshwater shrimps. Couplings with adjustable internal diameters are installed on one-way cage bodies on side faces. The pond ground cage is designed according to different figure features and different activity life habits of the freshwater shrimps and river crabs. To enable the freshwater shrimps to enter the ground cage smoothly and prevent the river crabs from entering the ground cage, the couplings with the adjustable internal diameters are arranged on the side faces of the ground cages, the internal diameters of the couplings are smaller than the smallest size of the river crabs but larger than the maximum diameter of the freshwater shrimps. Only the internal diameters of the couplings need to be changed when the freshwater shrimps are caught at different periods, and then the freshwater shrimps can be caught more accurately, the number of the river crabs entering the ground cage can be reduced to the maximum extent. The actual use verifies that when the pond ground cage is used for catching the river shrimps in a shrimp and crab mixed breeding pond, the number of the river crabs entering the cage can be reduced to the maximum extend, mutual killing of the river crabs in the ground cage can be avoided, the situation that the river shrimps are swallowed by the river crabs is basically eliminated, the yield of the river shrimps entering the cage is guaranteed, the workload of manual sorting of the crabs and the shrimps can be lowered to the maximum extent, and the composite economic results of a farmer can be improved.

The invention discloses an energy-saving environment-friendly household aquarium, comprising a base; a first aquarium body is arranged above the base; second aquarium bodies are arranged around the first aquarium body; the bottom of the first aquarium body is fixedly fitted with a connecting shaft; the first aquarium body is fixedly mounted inside the base through connecting components; one end, far away from the first aquarium body, of the connecting shaft is provided with a rotary driving component; each of the four corners of the bottom surface of the base is fixedly fitted with a self-locking universal wheel; first jaws are symmetrically arranged on the outer wall of the first aquarium body; one side of each first jaw is provided with a counter bore; the outer wall of each second aquarium body is symmetrically provided with second jaws; a spring plunger is fixedly screwed on one side of each second claw; and a first water pipe and second water pipes are fixedly mounted at the bottoms of the first aquarium body and the second aquarium bodies respectively. The purchase fee is saved, and the energy-saving environment-friendly household aquarium is convenient for culture lovers tooperate routinely.

The invention provides block type ecological pond breeding and seedling raising equipment. A pond is divided into a breeding block, an incubation block and a seedling raising block which are connectedin sequence, and an aerating apparatus is arranged in the pond; a first grid frame is arranged between the breeding block and the incubation block, a second grid frame is arranged between the incubation block and the seedling raising block, and air outlets of the aerating apparatus are arranged in the breeding block, the incubation block and the seedling raising block. The invention further provides a block type ecological pond breeding and seedling raising equipment. The pond is divided into the three functional blocks specific in ecological environment, the block functions are optimized, para-ecological conditions of gonad in natural development and maturation, natural spawning, hatching and seedling are accurately met, and the spawning rate, hatching rate and seedling rate are significantly increased; the three blocks are integrated orderly and automatically through small and large cycles and finally integrated into a one-way circulation water high-density seedling system, and breeding and seedling raising efficiency is comprehensively improved.

The invention discloses a breeding method for scorpion, and relates to the technical field of breeding of special animals. The breeding method comprises the steps of temperature and humidity control,molting management, feeding management and natural enemy control, wherein the scorpion is fed on first live worms in 15 to 20 days before molting; during molting of the scorpion, cement balls containing active carbon are placed in a scorpion room for the scorpion to climb and rub; the scorpion is started to be fed on second live worms in 3 to 5 days after molting; the first live worms are Tenebriomolitor which are bred by using sesame cakes, bean cakes, wheat bran, corn flour and vitamins as feeds; and the second live worms are Tenebrio molitor which are bred by using wheat bran, corn flour,bean cakes, vitamins, bone meal and saprolite as feeds. The breeding method provided by the invention can reduce the incidence rate of the scorpion in a molting period and increases the survival rateof the scorpion.

The invention relates to a high-pressure oxygen-enrichment breeding box for blue crabs and discloses a breeding box which promotes the growth of blue crabs by carrying out regional breeding on crab larvae through region segmentation in a closed breeding box and by oxygenating the closed breeding box to increase the pressure intensity of water in the box and form a high-pressure oxygen-enrichment environment. The breeding box is characterized in that a breeding frame is placed on a bottom box, the junction of the breeding frame and the bottom box is arranged to be a slope, and the height of thebottom box is gradually increased from one side to the other side; a water inlet pipe is arrange at one side of the breeding frame and located at the lowest position, the water inlet pipe is providedwith multiple branch pipes through extension, and the branch pipes are communicated with the breeding frame separately; a water return pipe is arranged at one side of the breeding frame, located overthe water inlet pipe and provided with multiple branch pipes through extension, the branch pipes are communicated with the breeding frame separately, the number of branch pipes of the water return pipe is identical to that of branch pipes of the water inlet pipe, and the diameter of the branch pipes of the water return pipe is a half that of the water return pipe.

The invention discloses a composite microbial preparation for promoting growth of aquatic crustacean shells. The composite microbial preparation is prepared from, by mass, 0.2 to 0.6 percent of bacillus megatherium, 0.5 to 1.5 percent of vitamin C, 4 to 12 percent of glucose, 0.5 to 1.5 percent of monocalcium phosphate, 10 to 20 percent of silicon-calcium-potassium-magnesium fertilizer and 70 to 80 percent of zeolite powder. The preparation method comprises the following steps: (1) respectively taking the components in proportion, and uniformly mixing to obtain a synthetic material; and (2) uniformly mixing with zeolite powder to obtain the compound microbial preparation. The application method comprises the following steps: (1) water quality regulation and splashing; and (2) splashing of the seedlings. Through ionization processing, the organic calcium and magnesium reach a good active state, the hydrolysis degree is high, and the organic calcium and magnesium are very easily absorbed and metabolized by aquatic crustacean; the shelling growth of the aquatic crustacean is quickly promoted; and active organic calcium, magnesium, phosphorus and various trace elements and mineral substances required by the growth of the crustacean are supplemented and maintained, and the effects of improving the physique and appearance of the aquatic crustacean, improving the commodity quality, improving the water quality and the like can be achieved after frequent use.

The invention relates to the technical field of coastal wetland sustainable utilization and aquaculture, and provides a blue crab culture device and a method for culturing blue crabs in tidal creeks. The blue crabs are cultured in the tidal creeks, the natural advantages of tidal creek flowing water after ebb tide are utilized, the environment requirement for survival of the blue crabs is met, and residual feed or excrement is automatically removed; the tidal creeks with high biomass provide part of food sources for the blue crabs, and it is guaranteed that the culture quality of the blue crabs is close to nature; residual feed generated by culture can provide food for animals in the surrounding area, and the animal biomass of the surrounding habitat can be improved; and low-concentration excrement is beneficial to the growth of plants. A sustainable way is provided for utilization of coastal wetland, a new space is opened up for culture of the blue crabs, and the economic income of coastal residents can be increased by harvesting the blue crabs.

The invention relates to an odontobutis obscura fry grading cultivation method, which is characterized by comprising the following steps of: firstly, carrying out first-time screening on seedlings after emergence in an indoor nursery pond in late April every year, secondly, carrying out second-time screening between 10 to 15 days of first-time fry putting in early May every year, and thirdly, carrying out second-time screening between about 15 days of second-time screening in mid-late May every year, fourthly, the odontobutis obscura is screened for the fourth time 18-20 days after the third time of screening, the odontobutis obscura is screened through a 4-mesh screen, the specification of the upper portion of the screen is 1.55/g, and the overall length of the upper portion of the screen is about 3.5 cm; the specification of the lower surface of the screen is 3.3/g, and the overall length of the odontobutis obscura is about 2.5 cm. By means of regular screening, the odontobutis obscura of different specifications is cultivated in a grading mode, the odontobutis obscura of different specifications is prevented from killing one another, and the survival rate is remarkably improved.

The invention provides a bamboo rat vegetative growth feeding feed. The feed comprises the following raw materials in parts by weight: 2-20 parts of amino acid, 15-50 parts of bamboo, 1-30 parts of wheat bran, 6-15 parts of corn straw, 5-40 parts of couch grass, 1-20 parts of muscle powder, 1-15 parts of carrot powder and 2-10 parts of bamboo juice. According to the feed, healthy production of thebamboo rats is effectively improved, restlessness of the bamboo rats is conveniently reduced, mutual killing among the bamboo rats is avoided, the production efficiency of the bamboo rats is conveniently improved, the yield of the bamboo rats is greatly improved, meanwhile, the morbidity risk of the bamboo rats is reduced, growth of meat bodies of the bamboo rats is facilitated, mass production is facilitated, and the production cost is effectively reduced.

The invention discloses a method for breeding shrimp seeds in autumn and application. The method comprises five steps of rice field selection and transformation, aquatic plant cultivation and maintenance, parent shrimp selection and cultivation, water level and water quality management and juvenile shrimp cultivation. According to the method for breeding the shrimp seeds in autumn and application, the technical problems that existing crayfish fry breeding is mainly conducted in spring, late seedling emergence and low survival rate exist in autumn fry breeding, and the crayfish is limited to appear on a market in early spring are solved. Multiple key technologies such as the aquatic plant selection and planting, the parent selection and cultivation, water level and water quality regulation and control and juvenile shrimp feeding in the breeding process are explored and innovated, so that yield, specification and quality of breeding the shrimp seeds in autumn are remarkably improved, the breeding method is simple, easy to implement, ecological and efficient, compared with breeding the seeds in spring, the period is shorter and the survival rate is high, and the problems of shrimp seeds vacancy in autumn and insufficient shrimp supply in winter are solved.

The present invention provides an indoor cement pond scylla paramamosain family construction method. A used breeding system is located in a light and temperature controllable environment, the breedingsystem comprises a breeding pond, and the breeding pond is internally provided with breeding regions isolated from each other; the breeding regions are laid with gravels and fine sand; the breeding regions are constructed by plastic grids; and the breeding regions are also provided with anti-escape nets. Through the constructed breeding system, mutual killing and influence of scylla paramamosainduring reproductive eclosion are effectively avoided, directional mating can be accurately performed, a male parent and a female parent of a first filial generation can be accurately selected and tracked, and controllable directional breeding is performed. Moreover, diatoms, sinonovacula constricta and scylla paramamosain are used to jointly control the stability of a water body, thereby effectively avoiding eutrophication of the water body and preventing and controlling outbreak of algae and oxygen deficit of the water body at night.