106 results about "Amphibian" patented technology

The invention relates to a long-term antiseptic preserving fluid of remains, which comprises the following raw materials in percentage by weight: 15-40% of glycerine, 5-80% of alcohol, 1-20% of propionic acid, 0.5-25% of hexamine, 0.1-15% of 5chlorine-2-4methyl-4isothiazole-3ketone and the balance of water. The preserving fluid is applied to the remains of people and fish, amphibian and reptile and animal specimens gathered in the field and injected into the remains mainly through the axillary artery and / or the femoral artery of the remains, and the remains can be antiseptically preserved for 15-100 days under the conditions of a room temperature of 18-27 DEG C and a relative humidity of 45-60 percent. The invention has the advantages of reasonable formula, safe ingredient, accordance to environmental protection, no poison and harm to operators, no stimulation, no damages and blackening of tissues and organs by the antiseptic preservation of the remains, maintenance of a natural state of the remains, simple preparation method, convenient use and benefit to popularization.

The present invention discloses a wet land species diversity habitat system construction method which comprises the steps of: deep water area construction; shallow water area construction, wherein the area with the water depth being less than 50 cm is 30%-50% of the total water area, and abundant flow state environment is built; sandy beach construction; swamp area construction including the steps of planting pieces of emerged plants having developed subterraneous stems in a low-lying swamp area which is waterlogged all year round, or appropriately accompanying plants such as softstem bulrush, cattail, water horsetail and marsh marigold and the like, or alternately planting sedge; and aquatic vegetation zone construction including the steps of coastwise arranging emerged plant zones and floating-leaved plant zones in a land and water interface hydro-fluctuation belt zone so as to form an isolating barrier, the depth into the water being at least 10 meters. According to the method, the biology habitat function of a wet land can be newly built or recovered, a good growth and propagation place is provided for wet land biology, and an appropriate ecological environment is provided for birds, amphibians, fishes and periphyton.

An articulated shaft for an amphibian drive line that includes at least three shaft portions, and at least three points of articulation, wherein the articulated shaft is movable between a protracted position for use of the amphibian on land and a retracted position for use of the amphibian on water.

A topical medicant for fishes, amphibians, reptiles, and aquatic macroinvertebrates applied in a site-specific manner for the localized treatment of skin wounds, lesions and diseases. The medicant comprises a hydrophilic carrier with an antimicrobial therapeutant formulated as a water-soluble resistant, hydrated gel or dry powder that hydrates and gels on contact with a moistened integument area.

The invention discloses an antioxidant peptide AOP-OM1 as well as a preparation method and an application thereof. The antioxidant peptide AOP-OM1 has amino acid sequences as shown in SEQ ID No. 1. The preparation method comprises the following steps of separating and purifying skin secretions of odorrana livida. A novel antioxidant is found in the skin of an amphibian odorrana livida, the chemical nature of the antioxidant is polypeptide, and the antioxidant, different from traditional two antioxidants, is encoded by a gene and but has very small molecular weight. The novel antioxidant peptide AOP-OM1, which is obtained from the skin of the odorrana livida growing in China, has very strong antioxidant activity, which is about 200 times of that of vitamin E.

The invention discloses an amphibian four-caterpillar pile engine, which comprises a working device, a special chassis and a float aiding device, wherein the working device comprises a pile snatching clamp, a pile driver, a pile follower, a gin pole, an inclined strut, a retractable device and a winding. The special chassis comprises a floating box chassis, a supporting leg board, a balance weight, a power device, a transmission device and a control device. The amphibian four-caterpillar pile engine also comprises at least two walking devices, and each of the walking devices comprises a retractable oil cylinder or a supporting leg sleeve capable of controlling the lifting independently, an upright post and a caterpillar mechanism; the retractable oil cylinder or the supporting leg sleeve is fixedly and vertically arranged on the supporting leg board, a piston rod of the retractable oil cylinder is fixedly arranged on the upright post; and under the control of the control device, the power device outputs power to the transmission device, and the power is output by the transmission device to the walking device and the winding. The amphibian four-caterpillar pile engine is used for realizing the piling construction in inshore shoals quickly, safely and reliably.

The invention discloses a paddy field boat form machine bionic surface anti-drag structure and applications thereof. The structure simulates the belly epidermis lines of amphibian reptile, and groove networks communicated with one another are distributed on the outer surface of a boat contacted with the mud of paddy field; when the boat travels at low speed, a water membrane can be formed on the outer surface of the boat, so as to reduce the resistance of the paddy field boat form machine while travelling in the paddy field at low speed. Due to the adhesive force and the friction force between the boat surface and the mud, water on the outer side of the boat constantly supplement energy consumed in water membrane formation along the grooves communicated with one another, so that the water membrane is formed continuously, thus reducing the resistance of the boat during travelling. The paddy field boat form machine bionic surface anti-drag structure is low in cost and is applicable to boat form machines in environments including intertidal zones and marshes.

A resilient fishing lure, which simulates the movement of live bait when a fisherman tugs on the fishing line, includes a molded, resilient worm / amphibian larvae-like body. The body is unitary, having a head equipped with a longitudinal aperture, an attached tail equipped with at least two apertures, and at least one hook secured to the body. A fishing line is routed, first through the longitudinal aperture in the head, then in an “S” pattern through the remaining apertures, and secured to the body through the aperture farthest from the head. Resiliently-hinged jaw flaps on an anterior portion of the head open to positions of maximum hydrodynamic drag when the lure is pulled forward through the water, thereby transferring a portion of the pulling force to the tail so that is transformed from an elongate configuration to a serpentine configuration.

The invention discloses a cold region abandoned sand yard amphibian degraded habitat restoring method. The method comprises the following steps of 1 restoring scheme design, 2 geomorphic type modification, 3 rapid vegetation restoring and 4 ecological habitat building. The habitat quality of amphibians can be rapidly and effectively improved, then, the biological diversity of the water ecosystem is improved, the ecosystem functions are restored, and the method is low in cost, good in ecological benefits, and suitable for being used and popularized in regions seriously and physically disturbedby cold region rivers.

The invention discloses a layering region polyculture fish tank. A partition plate is arranged at the bottom face, parallel to the fish tank, on the inner side of the fish tank. The partition plate and the side wall of the fish tank are movably connected in a free detachable mode, layering region arrangement is performed on the fish tank through the partition plate, a through hole or no hole is formed in the plane of the partition plate, and a faucet is installed at the bottom of one face of the side wall of the fish tank; polyculture of fish of different sizes can be achieved, turtles and other crawling or amphibians ornamental animals can be subjected to polyculture in the same fish tank, the culture scope of the fish tank is enlarged, and the ornamental value is increased; when the fishtank is in use, partitioning water change can be achieved, water inside the fish tank can be drained directly through the faucet, and the practicability is improved.

The present invention provides a feeding device for amphibians and reptiles that includes a food chamber in the form of a cup with a plurality of feeding holes formed in a bottom thereof. The preferred hole size is approximately 4 mm to accommodate the mealworm. The feeding device is made from transparent plastic allowing reptiles or amphibians sitting beneath the feeding device to see the mealworms contained therein.

The present invention provides molecular tools for the visualization of the lymphatic vessel system in amphibian. Furthermore, the invention provides assays that allow screening for compounds able to modulate lymphangiogenesis.

The invention relates to the technical field of special aquaculture, in particular to a method for building an aquatic rare amphibian industrial culture pond. The method includes the steps of building a water inlet pipe, building a pond, building a food platform, and building a drainage and pollutant discharge device. The method for building the aquatic rare amphibian industrial culture pond is characterized by including the following steps that the water inlet pipe is a water inlet cock with the adjustable angle and is built on one side of the reverse eave of the pond, the pond is built into a shape with the cuboid-shaped middle upper portion and the pot-shaped lower portion, a pollutant sediment region is built in the middle of the pot shape, a first phytal zone and a second phytal zone are built on the left of the bottom of the pond and the left of the food platform respectively, a deep water zone is formed between the two phytal zones, the food platform is built on the right corner of the pond, an upper food platform ramp and a lower food platform ramp are built at the position close to the right wall of the cuboid pond, and the food platform, the upper food platform ramp, the lower food platform ramp and the right corner of the cuboid pond form a cave. The culture pond built through the method has the function that one pond can replace a fry pond, a spawning pond, an incubation pond, a tadpole pond, a froglet pond and an adult frog pond.

A feed trough is provided for use in cultivation containers for growing frogs and other amphibians. The feed trough is comprised of a sloped floor. In some embodiments the floor slopes downward to an opening from which, during operation, airflows. The opening is covered by a perforated cover that retains the feed particles collected from the sloped floor and provides sufficient opening for airflow that propels the feed particles from the perforated cover into the airspace of the cultivation container.During operation, airflow passes through the opening with sufficient force to suspend in the air feed particles that have rolled along the sloped floor, or fallen, onto the perforated cover covering the opening. The movement of the feed particles in the air stimulates feeding by the frogs or other amphibians. Feed that is not consumed falls onto the sloped floor, rolls onto the screen or wire mesh covering the opening, and is resuspended by the airflow. The airflow may be continuous, intermittent, or otherwise programmed.The air of the airflow may be heated. This serves to dry feed particles that have become moistened, increase ambient temperature to increase growth rates, and / or dry the cultivation container.In other embodiments a vibrational force is applied to move feed particles to simulate live feed, to stimulate feeding.

The present invention discloses a feed additive with anti-bacterial function and its application. The described feed additive is a fusion protein formed from modified fishes antibacterial peptide hepecidin and amphibian antibacterial peptide magainin, in which said fusion protein contains short peptide of amino acid sequence indicated by SEQ ID No.1 or the described feed additive is characterized by that in its genome one of Pichia yeast, brewer's yeast and candida of nucleotide sequence indicated by SEQ ID No.2 or their any combination is contained, the number of the described saccharomycetes is greater than 5X104 cfu / g, and the water content is less than or equal to 10%. The invented feed additive can be extensively used for preparing feed with the function for preventing and curing diseases for aquatic creature or domestic poultry and livestock, etc.

The invention discloses a cold-area sandy steep slope biological habitat construction method. The method comprises the following steps of (1), slope surface finishing; (2), bank fixation with piles; (3), weaving of wattle; (4), planting of dryland willows; (5), planting of arbors. Through the four-in-one technological system of 'pile-fence-willow cluster-elm forest', the vegetation coverage of a sandy steep slope is improved rapidly, and the water storage and soil fixation capacity of the sandy steep slope is enhanced; the piles, the lush willow clusters and the elm forest can provide places for perching, nesting, hiding, courting and finding food for birds or amphibians; willow roots and dense shade of the willows provide places for having a rest, taking refuge and finding food for fish; and dead twigs and withered leaves of the trees and the piles rotten after several years are an important source of humus and provide food and diversified habitats for bentonic organisms and aquatic insects, and thus distribution of the aquatic insects is influenced indirectly. The method is simple and convenient, quick in effect, low in cost and capable of being widely used for construction of the sandy steep slope biological habitat in the Songhua River basin.

The present invention relates to rana grahami antibiotic peptide and its application, and belongs to the field of biomedicine. Rana grahami antibiotic peptide is one kind of cyclic polypeptide separated from the secretion of amphibian rana grahami, and has molecular weight of 1705.3 dalton, isoelectric point of 9.39, and primary structure of polypeptide sequence Leu Lys Gly Cys Trp The Lys Ser Ile Pro Pro Lys Pro Cys Phe(LKGCWTKSIPPKPCF) with cysteines in the 4-th and 14-th forming intramolecular disulfide bond. Its preparation process includes collecting secretion of ether stimulated rana grahami, centrifuging to eliminate precipitate, freeze drying, chromatographic separation in filtering gel column and separating purification in reverse high pressure liquid chromatogram. The rana grahami antibiotic peptide has powerful effect of inhibiting bacteria, fungi and viruses and no hemolytic activity, and may be used in preparing medicine for treating pathogenic microbe infection diseases.

The invention discloses an ecological collocation method for a vegetative landscape of a waterfront zone. The method comprises the following steps: A. dividing a water level zone; B. selecting planted plant types; C. dividing plants of an intermittent area into upper-layer structure plants, upper-layer filling plants, lower-layer structure plants and lower-layer filling plants; D. dividing plants of a safe area into planting structure plants, sowing structure plants and sowing filling plants; E. carrying out topography reforming; F. carrying out soil amendment and basal fertilizer application; and G. carrying out plant collocation. The method is applied to the plant collocation of the waterfront zone, the quantity of species of plants of the waterfront zone can reach 12 or more at lowest and can reach 30 to 70 theoretically, the plant community of the waterfront zone can be improved to a great extent, and a hybrid collocation manner is also beneficial to the growth and multiplication of insects and amphibians inhabiting in the waterfront zone, so that the method has an obvious reforming effect on ecology of the waterfront zone.

The invention discloses a giant salamander domestication and reproduction hole, and belongs to the field of cultivation of amphibians. The giant salamander domestication and reproduction hole comprises a hole body, a water inlet tube and a ventilation opening, wherein the hole body comprises a cobblestone shading layer, a cobblestone layer and a hole opening; the hole opening is formed in the lower part of one side of the hole body; the cobblestone shading layer is arranged on the upper part of the hole opening; the ventilation opening is formed between the cobblestone shading layer and the top of the hole body; the cobblestone layer is paved on the bottom of the hole body; an air bag is further arranged in the hole body and respectively communicates with an air inlet tube and an air outlet tube which are used for circulation of hot air; the air bag is positioned between the bottom of the hole body and the cobblestone layer; a water inlet is formed in the other side of the hole body; and the water inlet tube is arranged at the position of the water inlet. A simulated ecological growth environment is provided for giant salamanders in a reproduction period, growth and reproduction of the giant salamanders in the reproduction period are facilitated, and labor management is also facilitated.

Disclosed is an pharmacy application of both a serine protease inhibitor of Rana grahami Graham's frog and a gene thereof, pertaining to biomedicine field. Serine protease inhibitor of Rana grahami Graham`s frog is a cyclic polypeptide encoded by a gene of Rana grahami Graham's frog, which is a Chinese amphibian. Said serine protease inhibitor has a molecular weight of 1951.38 dolton, an isoelectric point of 9.51, and no enzymatic activity. The complete sequence thereof is NH2-AVNIPFKVHFRCKAAFC-COOH,in which Cys at 12th site and Cys at 17th site form an intramolecularly disulfide bond. The coding gene is composed of 301 nucleotides, and the mature coding part is nucleotides from 160th site to 213th site. Artificial serine protease inhibitor of Rana grahami Graham's frog has strong suppression activity for serine protease, and can be used in pharmacy for preparing medicine for tumor, gastritis, and pancreatitis. Said serine protease inhibitor has a simple sequence and can be synthesized with ease.

The invention discloses a method for constructing a pond suitable for frogs to inhabit in a green land. The method comprises the steps that a pond body is excavated in the green land, a waterproof blanket and a clay layer are laid in the pond body to serve as a waterproof layer, and a planting soil layer is laid on the clay layer; various submerged plants are planted on the bottom face of the pondbody, local emergent aquatic plants are planted in a land and water transition zone, and therefore a small ecosphere suitable for survival of small aquatic organisms such as the frogs is constructedin the pond body, the green land such as the urban near-water green land and the urban open green land meets the growth and reproduction requirements of amphibians such as the frogs and other small aquatic animals, a small ecological system organically combining animals and plants is constructed in the green land, and the ornamental value of landscape water is reserved; and due to the fact that the small ecological system is constructed in the water, the biodiversity of the water in the green land can be greatly improved, a certain adjusting effect is achieved on the micro climate zone aroundthe green land, and the ecological effect of the water such as the pond in the green land is remarkably improved.

The invention discloses a method for constructing a close-to-nature ecological bank. According to the technical scheme, a method of constructing a basement bank, paving the bank with mixed earthworm soil, paving the bank with a soil fixation net, constructing a plant belt, cleaning phycophyta and conducting periodic maintenance is adopted, the water storage and drainage capability of the bank is improved, the problems of plant diversity and amphibian inhabiting are solved, a close-to-nature ecological environment which can be sustainably developed is formed, and the ecological bank has the purifying capability of increasing the green land area and strengthening water and soil, and is a self-adjustable ecological system. According to the method for constructing the close-to-nature ecological bank, a principle of harmonious coexistence between man and nature is abided by, the water bank is constructed through a new thought and new technology, a natural and healthy ecological cycle system can be formed, the artificial maintenance cost in the later period can be reduced, and the close-to-nature ecological bank is easy to operate and popularize.

Compositions are provided to immobilize and protect oxidase enzymes from proteolytic and hydrolytic attack, utilizing a porous, inert organic, or inorganic, substrate matrix useful in generating hydrogen peroxide in situ for use in oral, topical mucosal and intracavity uses for use in or on the human body and other mammalian, reptile, fish and amphibians.The selected porosity of the support matrix provides the basis for generating hydrogen peroxide on a steady state basis. Both diatomaceous earth and silica gel, either in natural or pre-silanized forms, allow for the excluding of non-preferred enzymes from the support matrix, and for diffusion of the peroxide in the reduction of oral pathogens and their attendant malodorous compounds, or other pathogens in the mucosa, bodily fluids and cavities, in addition to oxidizing color bodies to affect bleaching.

An articulated shaft for an amphibian driveline includes at least two shaft portions and at least three points of articulation, wherein the articulated shaft is movable between a protracted position for use of the amphibian on land and a retracted position for use of the amphibian on water. An amphibian comprising the articulated shaft, and a powertrain comprising the articulated shaft is also provided.

A power train for an amphibian operable in land and marine modes includes a prime mover, at least a first land propulsion unit, a first marine propulsion unit, a second marine propulsion unit, and at least one speed change transmission. The prime mover is arranged to drive the at least first land propulsion unit through / via the at least one speed change transmission in land mode, and the prime mover is arranged to drive the first marine propulsion unit and the second marine propulsion unit through / via the at least one, or another, or combinations of, speed change transmission in marine mode. In addition, the present invention provides an amphibian comprising the power train.