77results about How to "Promote spawning" patented technology

The invention discloses a method for trapping soldier fly eggs. The method comprises the following steps: putting the byproduct, chicken rubbish or fowl/livestock excrement after microbial fermentation or natural fermentation or a mixture thereof serving as an attractant in an open container; wrapping the opening of the container with a gauze of more than or equal to 60 meshes; placing a paper board or wood board with gaps on the gauze; and putting the attraction device in a cage of female soldier flies in egg-laying season so as to attract soldier flies to lay eggs on the paper board or wood board. According to the invention, female soldier flies in egg-laying season are attracted by the smell of the attractant; the method for trapping soldier fly eggs conveniently and easily separates soldier fly eggs from egg laying materials, obtains clean soldier fly eggs, reduces time and labor for separating soldier fly eggs and provides convenience for next artificial standard breeding.

The invention discloses a reef type circulating egg-holding device suitable for cuttlefish reproduction and an application method thereof. The reef type circulating egg-holding device suitable for cuttlefish reproduction includes a substrate, a main shaft and a plurality of egg-holding frames, wherein the substrate is provided with the main shaft; the egg-holding frames are hung from the bottom tothe top, and can be arranged on a large water surface; shaft sleeves sleeve the main shaft, and the number of the shaft sleeves can be adjusted according to requirements; and each shaft sleeve is connected to one egg-holding frame, and a plurality of egg-holding frames can be arranged on one main shaft. The reef type circulating egg-holding device suitable for cuttlefish reproduction can be combined into a line-shaped, net-shaped or surface-shaped structure by using lines, a plastic net or rough surface materials, thus being able to simulate an environment of gorgonian and achieving the effect of promoting egg laying for cuttlefish.

The invention provides a breeding method for amphiprion ocellarises. The breeding method comprises the following three steps: a. breeding parent fishes; b. incubating oosperms; c. breeding young juvenile fish. Fry is bred for 60 d after being incubated, the overall length of the juvenile fish is up to 2 cm to 3 cm, and the breeding process is ended up; during the breeding process, the minced-meat-shaped fresh bait made of rotifer intensified by seawater chlorella for 24 h, artemia and copepods intensified by DHA and the chlorella for 12 h, and marine small animals of which phospholipid content is more than 25% in succession and compound feed are fed as the bait in an individual manner or a superimposed manner; furthermore, water is changed and the amphiprion ocellarises are divided and put in fish tanks in proper time. The breeding method for the amphiprion ocellaris, provided by the invention, provides a way which can be operated in an industrialized and large-scale manner; compared with the prior art, as the breeding method provided by the invention is of popularity to a higher degree, a foundation is provided for large-scale breeding of the amphiprion ocellaris.

The invention relates to a wind wave resistant ecological floating island. The ecological floating island comprises a floating island body, wherein the floating island body comprises a main floating body, a first planting medium layer and a first plant layer planted on the first planting medium layer; the main floating body comprises an upper floating body above the water surface and a cofferdam floating body below the water surface; the upper floating body is ring-shaped while the cofferdam floating body is shaped like a skirt border; the bottom of the upper floating body is connected with the top of the cofferdam floating body; the upper floating body is arranged outside the first planting medium layer in a surrounding manner. Compared with the prior art, the ecological floating island has the advantages that the floating island can obtain high enough buoyancy and good wind wave resistance; the floating island is prevented from being attacked by wind wave and sinking and the overall stability of the floating island is improved; the floating island can achieve plant diversity, obtains good landscape effects, can become the habitat of various animals and is beneficial to building of a microenvironment ecological system.

The invention discloses feed for sturgeon parent fish as well as a preparation method thereof. The feed is prepared from the following components in percentage by mass: 10 to 50 percent of fish meal,5 to 15 percent of chicken meat powder, 3 to 10 percent of egg powder, 1 to 5 percent of beer yeast powder, 5 to 30 percent of wet brine shrimps, 5 to 10 percent of conch meat, 5 to 10 percent of mussel meat, 5 to 10 percent of oysters, 8 to 25 percent of fermented soybean meal, 8 to 20 percent of flour, 1 to 4 percent of fish oil, 0.5 to 1 percent of soya lecithin powder, 1 to 5 percent of kelp powder, 0.2 to 1 percent of vitamin mixture, 1 to 5 percent of casein protein, 3 to 5 percent of antarctic krill, 1 to 4 percent of mineral element mixture, 1 to 5 percent of microbial agents, 1 to 5 percent of EPA, 1 to 5 percent of DHA, 1 to 5 percent of ARA, 1 to 5 percent of carotene, and 1 to 2 percent of feed attractant. According to the feed for the sturgeon parent fish, disclosed by the invention, a gonadal development condition of the sturgeon parent fish can be improved, a brood amount of sturgeon fish gonad is increased, the color of fish eggs is turned from common black into shallowcolor with a higher value amount, and even turned into scarce golden yellow fish eggs through the physiological metabolism so as to obtain excellent-quality sturgeon fish caviar; meanwhile, a survival ratio can be increased, a feed conversion ratio is increased and a specific growth ratio is increased.

The invention relates to giant freshwater prawn parent prawn anti-stress and breeding-promotion particle feed and a preparation method thereof, and belongs to the technical field of aquatic product compound feed. Firstly, fish meal, bean meal, cuttlefish powder, rapeseed meal and ordinary flour are crushed; then, the materials are mixed with fish oil, a potassium sorbate mildew preventive, soybeanlecithin powder, choline chloride, a fishing premix compound, vitamin E, moringa oleifera leaf fermentation products, mulberry leaf extracts, radix et rhizoma rhei extracts, zeolite powder, calcium biphosphate and the like; the mixture is stirred and uniformly mixed; after the stirring and the uniform mixing, the mixture is crushed into a mixed material; finally, the materials are made into the particle feed by a conventional method of the particle feed. The particle feed prepared by the method has the advantages that the nutrition is comprehensive and rich; the anti-stress capability of a giant freshwater prawn parent prawn can be improved; the reproductive capacity is improved; the survival rate of larval fish is improved.

The invention relates to the field of wet land ecological restoration, in particular to a construction method of an artificial ice dam for raising the water level of a cold-region wet land earth's surface in spring. The construction method aims at solving the problem that an existing cold-region wet land water level rise and waterflooding time prolonging method is high in cost and complicated in construction and causes ecological environment destroying. The construction method of the artificial ice dam for raising the water level of the cold-region wet land earth's surface in spring comprises the steps of 1 dam foundation building, 2 piling, 3 dam body casting and 4 protection layer laying. The construction method is mainly used for raising the cold-region earth's surface accumulated water level rise and prolonging waterflooding time.

The invention discloses a Babylonia lutosa egg capsule collection method and an egg collector. The Babylonia lutosa egg capsule collection method includes: step10 parent shellfishes are placed into a pool, sands are paved at the bottom of the pool, and baits are thrown into the pool to feed the parent shellfishes; step 20 the egg collector is placed in the pool, wherein the egg collector comprises a plastic board, and a film is attached to the plastic board; step 30 the parent shellfishes lay eggs, and the laid Babylonia lutosa egg capsules are attached to the film; and step 40 the egg collector is taken out, and the film attached with the egg capsules is torn off from the plastic board and placed into an incubator. The Babylonia lutosa egg capsule collection method has the advantages that the plastic board is in accordance with characteristics of the Babylonia lutosa egg capsules and is simple to produce and cheap and durable in materials; the film is adopted so that the method is simple and low in cost; and egg taking is fast and the taken eggs are integral.

Methods and hosts for rearing insect parasitoids are provided. Particularly, polymer beads (alginate, carrageenan, and chitosan) are used to rear endoparasitoids in vitro.

The invention discloses a standard breeding device of paa boulengeri. The device comprises a water pool, wherein cobblestones are arranged at the bottom of the water pool in a scattered manner, a stone plate is arranged at the tops of the adjacent cobblestones, grooves are formed in the lower surface of the stone plate, guide rods are fixedly and vertically arranged on two sides of the stone plate, a floating plate is arranged above the stone plate, the lower part of the floating plate is soaked in water, through holes are formed in two sides of the floating plate, the guide rods penetrate through the through holes, and a platform used for feeding the paa boulengeri is further arranged at the upper part of the floating plate, supported on the floating plate and integrally connected with the floating plate. As an improvement, trap lamps are arranged at the tops of the guide rods. The standard breeding device can sufficiently adapt to the wild living habit of paa boulengeri and facilitate health growth of the paa boulengeri. The trap lamps can attract various insects, the paa boulengeri preys on live insects, and healthy growth of the paa boulengeri is promoted.

The invention relates to a breeding method of scoliid, in particular to a breeding method for improving honeybee pupae reproduction rate of the scoliid, and belongs to the technical field of scoliid breeding. The breeding method for improving the honeybee pupae reproduction rate of the scoliid includes: (1) preparing scoliid species; (2) mating and overwintering; (3) cultivating queen bees of the scoliid, nesting, and enabling the queen bees to spawn; (4) clipping wings of the queen bees, and carrying out stocking; (5) harvesting. The breeding method for improving the honeybee pupae reproduction rate of the scoliid adopts manual intervention, achieves high quality mating for the queen bees and drones, effectively prevents loss caused by queen bee migration to raising households, and has the advantages of being early and short in overwintering time, large in nest, high in honeybee pupae yield, and good in economic benefit for the raising households.

The invention discloses a spawning-promoting fish feed. The spawning-promoting fish feed is prepared from the following ingredients in parts by weight: 40-60 parts of straw pulp, 20-40 parts of livers, 1-3 parts of oxytocin, 3-5 parts of Chinese yams, and 1-3 parts of black fungi. The invention has the following beneficial effects: the spawning-promoting fish feed is safe and non-toxic, and capable of ensuring quick entering of the fishes into estrus; moreover, the feed is also capable of providing abundant nutrients for spawning.

The invention discloses an in-situ spawning induction device for parent sea cucumber. The in-situ spawning induction device comprises a square frame, attachment plates, meshes, steel chains, a floating ball, a plastic rope, fixing piles and cross beams. wherein a plurality of parallel cross beams are arranged at intervals on the upper surface and the lower surface of the square frame; a plurality of attachment plates are fixed at intervals between the corresponding cross beams on the upper surface and the lower surface of the square frame; fixing piles extending out of the four vertical edges of the square frame are arranged at four corners of the bottom surface of the square frame; four steel chains are fixed to four corners of the top surface of the square frame and are mutually cross-linked at the tail ends; the meshes are bound on the six surfaces of the square frame through rolling belts; and the floating ball is connected with the cross-linking position of the steel chains through a plastic rope. The invention further provides a method for conducting the in-situ spawning induction of the parent sea cucumber through the in-situ spawning induction device for the parent sea cucumber. According to the in-situ spawning induction device and the in-situ spawning induction method for the parent sea cucumber, the problems that an artificial breeding process of the sea cucumber is tedious, labor intensity is high, a period is long and cost is high can be solved, and the problems that when the parent sea cucumbers naturally spawn in the natural environment, a spawning rate is low, and a sperm and egg fertilization rate is low can also be solved.

A production method of pure natural ceromel belongs to the field of bee-keeping production. A beehive including a hive and a supplementary box, the hive is isolated from the supplementary box by a flat queen bee separator plate, the flat plate is provided with step holes, queen bee isolating grids are arranged in the step holes respectively, ceromel bottles are disposed on the queen bee isolatinggrids respectively, and each ceromel bottle is provided with a natural septum segment in the bottom of the bottle. The queen bee separator plate avoid bees from entering space outside the bottles in the supplementary box and coating the bottles with foreign matters as propolis and wax scraps, and the bottle are kept clean; and biological and behavior features of honeybees are used fully, burr combs removed and abandoned from a bee colony are cut into strips, the strips are pasted to the bottoms of the bottles, and bees are induced to secret wax and nest in the bottle bottoms by taking the strips as the basis and store honey in the bottles. Compared with the prior art, the productivity of the bee colony is improved by 2-3 times, the production efficiency is improved by 2-3 times, the laborforce is reduced by more than 70%, the production cost is halved, and the income of beekeepers is increased by 60-65%.

The invention discloses an LED light source with an insect dispelling effect and an insect-dispelling LED filament lamp. The LED light source is formed by packaging a blue light chip and fluorescent powder, wherein the fluorescent powder includes the yellow fluorescent powder, the red fluorescent powder and the green fluorescent powder, the outer surface of the blue light chip is coated with the fluorescent powder, and the mass ratio of the yellow fluorescent powder to the red fluorescent powder to the green fluorescent powder is 1:(0.05-0.2):(0.05-0.2); the LED light source is prepared into a filament, and then the filament, a base and a bulb shell are assembled to form the filament lamp. The blue light component in the spectrum of the LED light source is smaller than millesimal, the filament lamp does not have the defects of promoting oviposition of insects on leaves and accelerating egg growth, and is high in excitation efficiency and luminous efficacy, and the luminous flux can reach 140 lm/w or above.

The invention discloses a method using an artificially cultivated ant nest fungus garden to cultivate Termitornyces albuminosus. The method includes the steps of S1, capturing termites; S2, performingindoor cultivation; S3, preparing feed; S4, performing initial single-cavity nest fungus garden cultivation; S5, cultivating strains; S6, performing single-cavity nest fungus garden expanded cultivation; S7, performing field returning planting. By the method, Termitornyces albuminosus cultivation success rate can be increased effectively, and problems in the prior art can be solved hopefully.

The invention belongs to the technical field of biological feed, and discloses a Maruca testulalis larva artificial feed and a preparation method thereof. The preparation method includes the steps: placing mung beans and wheat germ powder in an oven at a temperature of 120 DEG C, baking for 8 h, and crushing through a crushing machine; weighing agar, adding 1200 mL of water, and boiling to completely melt the agar; and sequentially adding the mung bean powder, the wheat germ powder, yeast, cane sugar, methyl p-hydroxybenzoate, potassium sorbate, wesson's salt, ascorbic acid, choline chloride and mulvital into the boiled and melted agar water according to the raw materials and proportion, uniformly stirring and mixing, pouring into a clean container, cooling to room temperature, and storingin a refrigerator at 4 DEG C for later use. The Maruca testulalis larva artificial feed provided by the invention is simple in components and easy to prepare, optimizes the preparation steps, can beused for large-scale continuous feeding of Maruca testulalis indoors, and also provides a reference basis for feeding of other lepidoptera larvae.