41results about How to "Improve transportation survival rate" patented technology

The invention relates to a fishing, loading and high-density transportation method for megalobrama amblycephala fries. The method comprises the following steps of: (1) resisting against stress: before fishing fries, periodically adding a certain amount of vitamin C into a feedstuff and spilling high-stability vitamin C into an entire pond; and stopping feeding of the feedstuff one day before fishing; (2) fishing: laying a polyethylene net to fish fries at the water temperature of 8-10 DEG C in the fish pond; taking the fries with robust bodies; and controlling the time within 0.5-1.5 hours; (3) loading: loading the fries in a fish transportation water tank, wherein the temperature of water body in the fish transportation water tank is 8-10 DEG C; and after the fries are loaded, keeping the water level in the fish transportation water tank close to the top of the tank; and (4) transporting: controlling the water temperature to be 8-10 DEG C; transporting through a flowing water truck through aeration of an oxygen bottle; after a destination is arrived, mixing the fresh water which is gradually added into the pond with old water in the transportation water tank; adapting the fries to new environment and the temperature of the water body; and then transferring into a culture pond. By using the method, the megalobrama amblycephala adult fishes can be successfully fished, loaded and transported for a long distance at high density with high survival rate.

The invention discloses a rhinogobio ventralis parent fish transporting method. The method includes: cultivating individual rhinogobio ventralis parent fish for 15 days, and stopping feeding the parent fish for 2 days before transportation; sleeving two plastic bags together to form a double-layer packing bag; using anesthetic and clear Yangtze River water to prepare packing water at the final concentration of 25ppm; placing the fish into the inner bag filled with the packing water, and allowing the inner bag with the fish to be filled with oxygen; horizontally placing the tied packing bag in an unbroken foam box; placing ice blocks in the foam box and sealing the foam box with tape; controlling the time from packing bag tying to arriving to destination to be within 24 hours; opening the packing bag to place the fish in cultivating water so as to awaken the fish, and sterilizing in the cultivating water with salt to complete the whole transporting process. The method has the advantages stress reaction of the rhinogobio ventralis parent fish during transportation is reduced, fish body damage is avoided, and transportation survival rate is increased.

The invention provides equipment for improving the live transportation survival rate of edgy fishes. The equipment comprises a tank (1), a plastic cover film (2) matched with the tank (1), and a water purifier (3). The water purifier (3) comprises a water distribution layer (4), an ice cube layer (5), a filter cotton layer (6), an active carbon layer (7), and a water storage layer (8), wherein the above layers are arranged from top to bottom. The lower part of the tank (1) is provided with a water inlet pipe (9) to be connected with the water distribution layer (4) via the water purifier. The upper part of the tank (1) is provided with a provided with a water outlet pipe (10) to be connected with the water storage layer (8) via the water purifier. The water outlet pipe (10) of the water purifier is provided with an airlift pump interface (11). According to the technical scheme of the invention, a water quality purification method for water in transportation facilities is provided for aquaculture practitioners during the transportation process based on the physiological characteristics of saury and shad. In this way, the collision injured risk of fishes when frightened is reduced, and the water quality of the transportation water is improved. Meanwhile, the metabolites of fishes are timely eliminated, so that the stress reactions of edgy fishes, such as saury and shad, are reduced. Moreover, the risk of mechanical traumas and the risk of physiological endogenous injuries during the transportation process are reduced. The live transportation survival rate of fishes is improved. Furthermore, the temporary-rearing or cultivation survival rate of fishes after the transportation process is improved.

The invention relates to the technical field of aquaculture and transportation, in particular to a live blepharipoda liberata transporting method. The method is characterized by comprising the following steps: 1), preparing a matrix, specifically taking sea sand or rice husks as the matrix; 2), selecting a transporting vehicle and a transporting container; 3), loading; 4), managing on the way of transporting. By the live blepharipoda liberata transporting method, an environment suitable for survival is created in the process of transporting of live blepharipoda liberata, and the live blepharipoda liberata is enabled to have long survival time, so that transportable time is prolonged, and the live blepharipoda liberata transporting method has the advantages that transportation survival rate is increased and economic benefit is increased.

The invention relates to an anti-stress animal feed additive and an application thereof. The anti-stress animal feed additive is made from the raw materials including, by weight part, 50-100 parts of astragalus extract, 50-100 parts of schisandra extract, 50-100 parts of semen ziziphi extract, 50-100 parts of honeysuckle extract, 50-100 parts of hawthorn extract, 50-100 parts of dandelion extract, 50-100 parts of liquorice extract, 200-350 parts of glutamine dipeptide and 150-250 parts of enveloped vitamin C. The anti-stress animal feed additive is a novel safe and efficient immune-enhancing animal-specific anti-stress additive which breaks through the traditional concepts of sedation and hypnosis, and based on modern Chinese veterinarian theories and through integration and Chinese and western principles, achieves the effect of integrating the body immune function enhancement, gastrointestinal mocusa protection and restoration and efficient antioxidation. Meanwhile, the anti-stress animal feed additive is green, environmentally friendly, thorough in treating effects, high in input-output ratio, simple in production process, easy to operate and particularly applicable to being widely generalized in the industries of livestock husbandry and fishery.

The invention belongs to the technical field of aquaculture, and relates to a method for increasing transportation survival rate of summer freshwater shrimp larvae. The method comprises the steps that 1, water is added into a water tank, the demand water of the water tank is determined according to the transport quantity of the shrimp larvae, deep well water is added into the water tank to reach half of the demand water firstly, and then water of an original pond of the shrimp larvae is added to reach half of the demand water to be mixed with the added deep well water; 2, Vc is added, Vc for aquatic products is added into the water tank; 3, oxygen aeration is conducted, and oxygen is added into the water tank; 4, shrimp larva putting is conducted, and the shrimp larvae are put into the water tank. The character that the deep well water is homothermal is adopted, the water temperature of the water tank in high temperature season is far lower than that of the pond, the deep well water is added into the water tank to reach half of the demand water, the water temperature of the water tank can be effectively decreased, the temperature difference is not too large, the pond water is added to reach half of the demand water, and a buffering function on the quality of the water in the water tank can be achieved. Vc can effectively reduce stress reaction of the shrimp larvae and increase the survival rate of the shrimp larvae after the shrimp larvae are transported and enter the pond. An oxygen cylinder is used for adding the oxygen, on one hand, the pure oxygen adding effect is obvious; on the other hand, the temperature of the pure oxygen is constant, and the temperature of the water in the water tank can be kept stable.

The invention relates to a live fish transportation stress repairing agent and a preparation method thereof, and belongs to the technical field of aquaculture and water quality improvement. The live fish transportation stress repairing agent consists of the following raw materials in parts by weight: 100-200 parts of dried ginger powder, 700-850 parts of sodium thiosulfate and 100-150 parts of zeolite powder. The live fish transportation stress repairing agent provided by the invention is low in cost, high in efficiency and rapid in effect taking, and is capable of effectively preventing ammonia nitrogen pollution in the transportation process, improving fish immunity and increasing the transportation survival rate.

The invention discloses living coilia ectenes storage and transportation equipment and a storage and transportation method thereof, and relates to equipment capable of being used for transporting living coilia ectenes for a long distance and a storage and transportation method of the equipment. The living coilia ectenes storage and transportation equipment is provided with a round storage and transportation barrel, wherein the inner wall of the storage and transportation barrel is provided with a flexible buffer layer, so that head and internal organ injury caused by collision of the head of the coilia ectenes with the inner wall under an emergency condition can be avoided; the storage and transportation barrel is in a round shape; compared with a rectangular or polygonal storage and transportation barrel, the round storage and transportation barrel does not have a corner, so that irritability further increased due to extrusion among the a plurality of coilia ectenes when the coilia ectenes gathers at the corner position in the swinging process can be avoided; and a sound isolation layer is wrapped on the outer wall of the storage and transportation barrel, and is used for reducingexternal noise transmitted into the storage and transportation barrel, so that the irritability generated by the coilia ectenes is prevented. A barrel cover is arranged above the storage and transportation barrel, and is made of a non-transparent material; in the coilia ectenes transportation process, the storage and transportation barrel needs to be covered by the barrel cover to reduce the influence of light irradiation on the coilia ectenes; and the barrel cover is tightly fixed to the storage and transportation barrel through screw threads or hasps.

The invention discloses a culture method for improving the quality of wide-salinity fishes in a low-salinity area. The culture method comprises the following steps: (1) constructing a culture system,wherein the culture system comprises a salinity regulating tank and a water circulation system, and the water circulation system comprises a fish culture tank, an ecological ditch, a circulating pump,a biochemical tank, an ozone system and an oxygenation system; (2) water body regulation: pumping filtered seawater into the salinity regulating tank, sterilizing and aerating, then adding the sterilized fresh water, adjusting the salinity of the water body to be 7-10, pumping the regulated water body into a fish pond, starting the water circulation system, and operating for 5-7 days; and (3) live fish throwing: after the water body is stable, placing the wide-salinity sea water fishes into the fish pond for culturing for 20-25 days, and feeding sea water fish feed in the first 7-10 days, wherein the feeding amount is 0.1%-0.2% of the weight of the fishes, and the fishes are not fed with the feed in the later period. By the culture method, the quality of the wide-salinity sea water fishescultured in the pond in the low-salinity area can be improved effectively, so that the wide-salinity sea water fishes have no fishy smell, delicious meat quality, strong stress resistance and high transportation survival rate.

The invention discloses a packaging bag for shrimp larva transportation and a packaging method thereof. The packaging bag for shrimp larva transportation includes an airtight bag body (1), and a one-way vent valve (2) for inflating the bag body; and the airtight bag body (1) includes a sealed arc edge (3) positioned on one end, and an opened arc edge (4) for putting shrimp larvae positioned on theother end.

The invention relates to a method for transporting jellyfish scyphistoma, which comprises the steps of using fresh sea water for evenly spraying a plurality of attaching plates attaching the jellyfish scyphistoma, then sequentially horizontally placing the attaching plates in a thermal insulation box, respectively arranging positioning parts between each two attaching plates for positioning the positions of the attaching plates and keeping certain intervals, adding a small amount of fresh sea water and an appropriate number of ice blocks in the thermal insulation box, sealing the thermal insulation box, transporting to the destination, then opening the thermal insulation box in the shade, taking out the ice blocks, spraying one part of the fresh sea water at the destination into the thermal insulation box, further placing the attaching plates attaching the jellyfish scyphistoma into a temporary culture pond when the temperature in the thermal insulation box is increased to have the temperature difference of less than 2 DEG C with the water temperature at the destination, carrying out the temporary culture in the dark for one day, and then carrying out the normal management. The method has the advantages of a small using amount of the fresh sea water during the transportation process, no need of filling oxygen, low transportation cost and high survival rate of fry transportation.

The invention discloses an anesthetic transportation method of eriocheir sinensis. The anesthetic transportation method specifically comprises the following steps of (1) preparation of an anesthetic liquid, wherein ethyl alcohol and eugenol are mixed according to the volume ratio of ethyl alcohol to eugenol equaling of 10 to 1; (2) preparation before transportation, wherein eriocheir sinensis is fished out from water and tightly bundled up with ropes; (3) implementation of transportation, wherein the mixed anesthetic liquid in step (1) is uniformly mixed with the water to obtain a mixed solution, the bundled-up eriocheir sinensis in step (2) is put into the mixed solution to be soaked for 30 seconds, then taken out and put into a foam box; a piece of dry ice is put into the foam box, the prepared anesthetic liquid in step (1) is dripped onto the dry ice, then the foam box is sealed and placed on a place where the sun cannot irradiate directly for transportation. The anesthetic transportation method of eriocheir sinensis has the advantages that the metabolism of eriocheir sinensis in the transportation process is reduced through a way of hypothermic anesthesia, the transportation time is prolonged, the transportation survival rate is improved, and the economic benefits are increased.

The invention provides a method for large-scale catch of copepods by tides, which includes: hanging hundreds of wingless trap nets on mast ropes on a fixed platform or a plurality of anchors or stakes; allowing openings of the nets to face tides; and allowing the copepods to automatically flow into the trap nets to be caught by the falling tides or rising tides. People can haul the nets on demand to collect the copepods in the nets, and the method can be used for catching the copepods in tidy periods, except the no-tide or small-tide periods on or near the time of high tides and low tides. The method is energy-saving, efficient and applicable to development of large-scale and industrial fishing.

The invention relates to a transporting method capable of reducing fighting injury of swimming crabs, and further relates to a transporting device capable of reducing the fighting injury of the swimming crabs. The transporting method comprises the following steps: (1) sterilizing the transporting device by using potassium permanganate solution, washing by using clean sea water, and removing the residual potassium permanganate; (2) processing the swimming crabs by using a tranquilizer; and (3) enabling the swimming crabs to be placed in the transporting device, slowly regulating a temperature in the transporting device to 2-8 DEG C in 0.4-0.6 DEG C/min of a temperature variation amplitude, and enabling the temperature in the transporting device to be always kept in 2-8 DEG C during a transporting process. Compared with the prior art, the transporting method has the advantage of improving transporting survival rate and integrity rate of the swimming crabs.

The invention discloses a mesenchymal stem cell storage liquid, which is an aqueous solution composed of glucose, human serum albumin, a flavone compound, heparin, sodium selenite, fibroblast growth factor and sodium chloride, and specifically comprises: 70-80 g/L glucose, 40-45 g/L human serum albumin, 110-140 [mu]mol/L dihydroquercetin, 0.15-0.2 mol/L heparin, 1.2-1.5 g/L sodium selenite, 0.2-0.4 g/L fibroblast growth factor, and 9 g/L sodium chloride. According to the invention, experiments prove that when the mesenchymal stem cell storage liquid is used for storing mesenchymal stem cells,the survival rate is kept to be 95% or above and can reach 72 hours, the mesenchymal stem cell storage liquid can adapt to long-time and long-distance storage and transportation, the transportation survival rate is high, and the cell activity is not influenced.

The invention discloses a long-distance transport device for crown-of-thorns starfish parents. The device comprises a transport box and multiple transport frames matched with the transport box. The transport box comprises a box body and a box cover. The box cover is separated into multiple starfish drums and cooling ponds. The starfish drums are independent and distributed in a vertical direction by the box body through partition boards. The cooling ponds are located among all starfish drums. All the starfish drums and bottoms of the cooling ponds are provided with water drainage holes. An air inflating hole is arranged in each position of a starfish drum corresponding to the box cover. The transport frame is mostly composed of a framework and a sieve net and comprises a frame body and a frame cover. The invention further discloses a long-distance transport method for crown-of-thorns starfish parents. The long-distance transport device and method for crown-of-thorns starfish parents have the following beneficial effects: transport survival rate of crown-of-thorns starfish parents is greatly improved; and transport cost is saved.

The invention discloses a method for increasing crayfish fry transportation survival rate, and belongs to the technical field of crayfish fry transportation; the method comprises the following steps:S101, cultivating crayfish fries in a paddy field in a micro-running water state, and improving the quality of the crayfish fries; S102, raising the temperature with shallow water in spring to promotehardening of shrimp shells of the crayfish fries; S103, setting a crayfish fry screening device, and screening out strong crayfish fries; S104, carrying out seamless connecting on the young fries from the rice field to a fry containing basket; S105, enabling the crayfish fries to be transported and washed, wherein after the crayfish fries enter the basket, the crayfish fries are washed with wellwater and field water in a mixed mode; and S106, spraying on the way: regularly mixing tap water, well water and field water to spray the crayfish fry during transportation. Through cultivation in a micro-running water state, crayfish fries are stimulated to intensively shell in advance, hardening of the crayfish fries is promoted, and the quality and the compression resistance of the crayfish fries are improved; and young crayfishes with strong physique are selected for moisturizing transportation so as to achieve the purpose of improving the survival rate of crayfishes in transportation, andthe crayfishes are promoted to be cultured in different places.

The invention discloses a method for transporting living aquatic products by utilizing dry ice. The method comprises the following steps of S1, adding the dry ice and transportation water into a living body transportation box, and controlling the adding amount of the dry ice to be 2g/L-3g/L; S2, putting the fresh living aquatic products needing to be transported into the living body transportationbox to be soaked for 1-2 min; S3, adding a certain amount of transportation water into the living body transportation box till the adding amount of the dry ice in the living body transportation box is 1g/L-1.5g/L, and keeping for 5-10 min; and S4, in the transportation process, maintaining dissolved oxygen in the transportation water in the living body transportation box, at the moment, enablingthe aquatic products in the coma state to begin to be gradually recovered, and enabling the transportation time to be 3-8 h. The operation method is simple, the stress reaction of the aquatic productsis small, the anesthetic effect on the aquatic products is good, no food potential safety hazard exists, the transportation survival rate is high, and the transportation cost is low.