13 results about "Stocking" patented technology

The present invention provides a method for calculating the reasonable aquaculture density of aquaculture water bodies, which relates to the technical field of aquaculture. The method comprises the following steps: constructing a bioaccumulation model of aquaculture objects in a limited space, conducting a density gradient aquaculture test, obtaining biomass accumulation parameters of the test group, and solving the limit yield k of each density gradient test group. i , solve the aquaculture capacity of the target aquaculture water body and find the approximate solution K m , calculating the appropriate stocking density N. The beneficial effects of the present invention are as follows: This method obtains actual aquaculture data of biomass accumulation parameters for the experimental group through density gradient aquaculture experiments, and calculates an approximate solution for aquaculture capacity based on the constructed model and aquaculture data. The obtained approximate solution is then verified, ultimately providing a basis for calculating the appropriate stocking density. This calculation method combines theoretical calculations with actual aquaculture experiments to quickly and efficiently determine the appropriate stocking density for intensive aquaculture water bodies, with reliable results and strong guidance for aquaculture production.

The invention provides a fish fry transporting and stocking system, and belongs to the technical field of fishery breeding equipment.The fish fry transporting and stocking system is characterized in that a transporting cabin is arranged on a transporting vehicle body, a plurality of breeding barrels are used for conveniently storing water and temporarily storing and transporting fish fries, and an oxygen supply assembly in the transporting cabin supplies oxygen to water in the breeding barrels; the growth environment of the fries in the transportation process is ensured; during stocking, a butt joint pipe is in butt joint with a stocking main pipe through a lifting table, so that water and fry in a breeding barrel flow into a temporary storage pool through the butt joint pipe and flow into a net cage through the temporary storage pool, stocking in the mode of manually lifting a transportation barrel is avoided, the labor intensity of workers is reduced, fry damage is reduced, and the stocking efficiency is improved; and dead fries or injured fries can be conveniently fished out and separated by arranging the buffer pool, so that the survival rate of the fries is improved.

A honeycomb type automatic breeding method, comprising the following steps: 1) according to the different fish different specifications of annual net weight increase multiple calculation of annual stocking amount; the bait adopts the market sales puffed feed, according to the fish habit and feeds; 2) water circulation system is running all the time, ensure that the water in the honeycomb breeding box is in flowing state; 3) when the mobile monitoring ship cruises detection, the mobile monitoring ship collects the environmental factor data of the honeycomb breeding box, is transmitted to the internet of things platform through the WiFi module, then the data is transmitted to the WeChat applet using MQTT protocol and is handled and displayed, according to the processing result, sends instructions to other systems, improves the environment of the honeycomb breeding box; 4) open the sewage pump on the solid waste collection and discharge system 3-5 minutes for sewage disposal every day, filter and collect solid waste, become fertilizer; ammonia nitrogen and other water-soluble waste are self-purified through the pond water outside the honeycomb breeding box. The honeycomb type automatic breeding method can be high-density breeding and reduce cost.

The invention discloses a coreius coreius intensive cultivation method based on interspecific competition. The method comprises the following steps: S1, setting an industrial running water cultivation environment; s2, selection and stocking of coreius gigas parents; S3, domestication of the coreius gigas parents; s4, artificial feed selection and adaptation; s5, introducing bottom exogenous species such as myxocyprinus asiaticus to remove residual feed; s6, cold water slow ingestion type fishes such as acipenser schrenckii are introduced; and S7, water temperature rising control. By accurately controlling the culture environment, introducing bottom-layer species such as myxocyprinus asiaticus to remove residual feed and introducing cold water fishes such as acipenser schrenckii, the inter-species competition pressure is increased, the food snatching desire of coreius guichenoti parents is promoted, nutrition intake is increased, gonad development is promoted, meanwhile, a good ecological system is formed, the sustainability of the whole system is enhanced, and the survival rate of coreius guichenoti is increased. According to the comprehensive advantages in coreius guichenoti parent cultivation, the cultivation efficiency and economic benefits are improved, ecological balance and sustainable development can be achieved, and powerful support is provided for future aquaculture.

A method for cave cultivation of procambarus clarkia seedlings, comprising the following steps: rice field selection, rice planting, parent shrimp preparation before stocking, parent shrimp stocking, parent shrimp cultivation, stress cave digging and cave entering, field drying, rice harvesting, rice stubble green-up, cave cultivation, induced cave exiting and cage catching; wherein the rice field selection is to select a rice field with sufficient water source and convenient irrigation and drainage, the relative two sides of the field have height difference, the field ridge is reinforced and has a mouse, frog and snake prevention iron fence, and a polyethylene net is surrounded along the inner side of the field ridge; the parent shrimp stocking is to stock female parent shrimp with ovary maturity of stage III, and the female to male ratio is 1:1; the parent shrimp cultivation comprises feed feeding, water quality control and daily management; the stress cave digging and cave entering is to drain water; the rice harvesting is after the field drying; the rice stubble green-up is to keep shallow water to promote growth after the rice harvesting until new grass seedlings are generated; the cave cultivation is to regularly pour horse race water rich in food; and the induced cave exiting is to induce by water injection and feed feeding. The cave cultivation method can improve the survival rate of the seedlings and the parent shrimp.

This invention discloses a multi-level ecological polyculture method for *Bombyx mori*, comprising the following steps: S1, pond treatment; S2, aquatic plant planting; S3, snail seedling selection and stocking; S4, *Cyprinus cuspidatus* selection and stocking; S5, feeding; S6, water quality control; S7, harvesting. This invention, by polyculturing *Bombyx mori* and *Cyprinus cuspidatus*, can fully utilize feed and water resources, providing an excellent aquatic environment for *Cyprinus cuspidatus* while significantly increasing the yield and survival rate of *Bombyx mori* per unit water volume, thus bringing good economic value.

The invention relates to the technical field of ecological stocking of aquatic animals, in particular to an ecological river and lake gastropod three-dimensional stocking structure and method. The stocking structure comprises a spiral fixing base and is composed of a spiral structure, a top cover, a base and a feeding channel, the feeding channel is formed in the axial center of the spiral structure, a plurality of holes are formed in the peripheral wall of the feeding channel and communicated with the spiral structure, and the two ends of the feeding channel are detachably connected with the top cover and the base respectively; the plurality of spiral fixing bases can be transversely or longitudinally spliced and combined; and the mesh enclosure is detachably mounted on the periphery of the spiral fixing base and wraps the spiral structure. The stocking structure is suitable for most ecological rivers and lakes, the detachable structure is convenient to use, and the activity space of the gastropods is increased; the stocking process is fully monitored, and stocking measures are adjusted in time. Through scientific structural design, stocking site selection and daily management, efficient and eco-friendly gastropod stocking is achieved, and sustainable development of species resource quantity recovery and ecological restoration is achieved.

The invention discloses a large-scale Epinephelus oanceolutus high-yield breeding method which comprises the following steps: (1) breeding environment setting: selecting an indoor breeding pond with the breeding density of 500-1000 Epinephelus oanceolutus per mu, and adjusting water quality parameters; (2) pretreatment before fry throwing: soaking Epinephelus oanceolutus fries in a mixed liquid medicine formed by mixing a citric acid aqueous solution, a feather cockscomb extracting solution and an elsholtzia extracting solution, and throwing the soaked fries into an indoor culture pond; (3) performing sterilization management after seedling throwing: uniformly splashing sterilization powder to the whole pond once every 14-21 days after throwing, wherein the sterilization powder comprises agrimony extract, catalpa extract and pomegranate rind extract; (4) performing illumination management after seedling throwing: keeping an alternating state of illumination and darkness after throwing; light sources for illumination are green light, white light and yellow light; and (5) performing bait management after fry casting. The adult Epinephelus oanceolutus cultured through the steps is high in disease resistance, high in survival rate and high in yield.

The invention belongs to the technical field of fish and soft-shelled turtle polyculture control, and discloses a fish and soft-shelled turtle polyculture stocking parameter determination method and device. The determination method comprises the following steps: firstly, obtaining a culture target label of fish and turtle polyculture and corresponding historical stocking parameters; screening stocking parameter information corresponding to each breeding target label, and constructing a linear prediction model and a nonlinear prediction model corresponding to each breeding target label; further optimizing to obtain an optimized prediction model; and when a breeding target instruction input by a user is received, analyzing the breeding target instruction to determine a corresponding breeding optimization target and optimization prediction model so as to output optimized stocking parameters corresponding to the breeding target instruction. According to the determination method, key stocking parameters of economic benefits and ecological effects of fish and turtle polyculture can be accurately determined, great significance is achieved for reducing the culture cost and improving the culture benefits, and meanwhile optimization of the internal structure of a culture system, reduction of carbon emission and formation of a healthy and low-consumption ecological culture mode are facilitated.

A staged culture method for cold-region Procambarus clarkii is disclosed. The present invention addresses the low survival rate of existing cold-region Procambarus clarkii seedlings and the problem of obtaining high-quality Procambarus clarkii seedlings. The method comprises the following steps: 1. pond reconstruction, preparation of a simple greenhouse in the deep-water area, and water injection into the deep-water area; 2. construction of an ecological water environment; 3. installation of shrimp nests and sunshade nets; 4. disinfection and stocking of shrimp seedlings; 5. first-stage culture and manual management; 6. preparation of ponds outside the greenhouse; 7. second-stage culture and manual management; 8. pond division; and 9. third-stage culture. The present invention can improve the survival rate of shrimp seedlings, enhance the physical fitness of shrimp seedlings, and obtain uniformly sized seedlings and commercial shrimp at a low cost, making it particularly suitable for the culture and production of cold-region Procambarus clarkii in northern China.

The utility model relates to the technical field of ecological stocking of aquatic animals, in particular to an ecological river and lake gastropod three-dimensional stocking structure and a stocking method. The stocking structure comprises a spiral fixing base and is composed of a spiral structure, a top cover, a base and a feeding channel, the feeding channel is formed in the axial center of the spiral structure, a plurality of holes are formed in the peripheral wall of the feeding channel and communicated with the spiral structure, and the two ends of the feeding channel are detachably connected with the top cover and the base respectively; the plurality of spiral fixing bases can be transversely or longitudinally spliced and combined; and the mesh enclosure is detachably mounted on the periphery of the spiral fixing base and wraps the spiral structure. The stocking structure is suitable for most ecological rivers and lakes, the detachable structure is convenient to use, and the activity space of the gastropods is increased. Through scientific structural design, stocking site selection and daily management, efficient and eco-friendly gastropod stocking is achieved, and sustainable development of species resource quantity recovery and ecological restoration is achieved.

This invention discloses a factory-scale recirculating aquaculture system (RAS) for the large-spined loach. The method specifically includes the following aspects: selection and pretreatment of the rearing pond, arrangement of habitat units, setting up feeding facilities, operation of the recirculating aquaculture system, and stocking and management of fry. The habitat unit consists of large-diameter and small-diameter pipes; multiple small-diameter pipes are evenly placed and fixed within each large-diameter pipe, with the axis of the small-diameter pipes parallel to the axis of the large-diameter pipes. The feeding facilities consist of multiple liftable feeding platforms evenly placed along the wall of a 6m diameter land-based circular rearing pond. This factory-scale RAS method, which provides a suitable habitat for the large-spined loach, adapts to its feeding habits, optimizes recirculating aquaculture system operating parameters, quantifies rearing density, and manages feeding, has significant practical implications and promotional value for overcoming the technical bottlenecks in large-scale large-spined loach farming and promoting the sustainable development of the industry.

An egg collecting box for free-range chickens comprises an egg laying chamber and a collected egg temporary storage chamber arranged on one side of the egg laying chamber, the egg laying chamber is provided with an opening structure used for entering and exiting, the egg laying chamber is communicated with the collected egg temporary storage chamber through an egg falling opening, and vertical baffle structures are arranged above and below the egg falling opening respectively. The upper edge and the lower edge of the baffle structure are bent towards the center of the egg laying chamber to form a flange structure, an egg rolling net inclining towards the egg collecting temporary storage chamber is arranged at the bottom of the egg laying chamber, the outer end of the egg rolling net extends into the egg collecting temporary storage chamber, the outer end of the egg rolling net is of an upward arc-shaped structure, and the arc-shaped structure forms an egg collecting groove. According to the egg collecting and temporary storing device, eggs can automatically roll into the egg collecting and temporary storing chamber through the inclined egg rolling net after being laid, efficient separation is achieved, meanwhile, excrement is discharged to the dirt and residue chamber below through the egg rolling net, the eggs are prevented from being polluted, the problems of high sanitation risk and high breakage rate are solved, and the egg collecting and temporary storing device is suitable for ecological breeding, under-forest stocking and other scenes.