82 results about "Hornwort" patented technology

The invention discloses a combined type adjustable compound ecological floating island. A main body structure of the combined type adjustable compound ecological floating island comprises fixing columns, a floating island frame and plant planting baskets. The lower end of each fixing column is inserted into a cement cubic anchor, and sinks into water, and the upper end of each fixing column is 30cm-60cm higher than the water surface. The floating island frame is in a net structure, is divided into two layers including an upper layer and a lower layer, and is connected with the fixing columns through fixing holes at four corners of the floating island frame in an inserting mode. The plant planting baskets are independently arranged, and are buckled with the floating island frame. Plant planting baskets fixed on the surface layer of the floating island frame are used for planting emergent aquatic plants, such as cattails and cypella herbertii, and plant planting baskets fixed on the lower layer of the floating island frame are used for planting submerged plants, such as hornworts and eel grass, and are fixed through light materials, such as haydite and vermiculite. Biological film filler is hung on the lower portions of the plant planting baskets. The combined type adjustable compound ecological floating island is simple in structure, and facilitates industrial production. Each layer of the combined type adjustable compound ecological floating island can be adjusted to a reasonable depth according to water depth, water body transparency and illumination conditions so as to adapt to different water bodies and requirements. Synergistic effects of the emergent aquatic plants, the submerged plants and microorganism are made full use of, and a removal effect is good.

The present invention provides unique technology, systems and methods of cultivating different types of seaweeds, including, but not limited to, Porphyra (Nori), Laminaria, Undaria, Eucheuma, Gracillaria, Ulva, Sargassum, Codium, Cladophora, Ascophyllum, Palmaria, Furcellaria, Fucus or Enteromorpha, in land-based seawater ponds having a climatically suitable and nutrient controlled environment. These land-based ponds may be built in any part of the world with structural engineering and architectural modifications. The invention provides methods of designing different stages of growth, and defining the special conditions to optimize each of the different stages in controlled environments. The technology includes techniques of enriching the seaweeds with desired nutrients and ingredients for the production of high quality products that are free of marine pollutants, in addition to generating maximum yields under optimum, clean, temperature controlled and stable environmental conditions.

The invention relates to a turbidity-reducing and algae-inhibiting method which comprises the following steps: (1) manually putting in various compound microbial preparations in a eutrophic polluted water body; (2) under the premise of improving the transparency, planting submerged plants; (3) putting in a certain amount of herbivorous fishes according to the growing condition of the submerged plants, and bringing out part of nutritional salt of the water body through fish bodies by manually fishing the herbivorous fishes periodically; (4) determining water quality indexes before and after the steps, wherein the compound microbial preparations comprise photosynthetic bacteria, organic mineralized bacillus, nitrobacteria, denitrifying bacteria and phosphorus-accumulating bacteria; the submerged plants are selected from hornworts, water caltrops, waterweed, eel grass or potamogeton maackianus. According to the method provided by the invention, microorganisms-submerged plants-herbivorous fishes are gradually introduced to form an integral biologic chain which has good compatibility to the ecological system of the water body; the submerged plants are introduced to absorb inorganic N and P with low concentration in the water body, so that the water quality is improved.

The invention belongs to the technical field of water ecological restoration and discloses an ecological restoration method for a high-hydraulic load artificial lake lakeside zone. The method comprises the following steps: constructing an ecological enclosure zone in a proper area of the lakeside zone; capturing larger fishes in a water body of the ecological enclosure zone in a fishnet hauling manner, splashing tea bran to kill smaller fishes, fish roes and snails, completing cleaning, transplanting three kinds of plant seedlings such as dwarf eelgrass, hornwort and myriophyllum spicatum, throwing aquatic organism fries such as field snails, mussels, freshwater shrimps, chubs and snakeheads into the water body of the ecological enclosure zone within 1-2 months after growing of the transplanted plants, and finally, throwing high-efficiency compound bacteria into the water body of the ecological enclosure zone, thereby completing restoration. The method disclosed by the invention is obvious in ecological restoration effect and convenient to maintain, the water quality of the lakeside zone restored by the method disclosed by the invention can reach the surface water IV class standard, and the application prospects are good.

The invention discloses an organic freshwater shrimp bait which comprises the following components in parts by weight: 10-15 parts of animal manure, 10-15 parts of chicken manure, 10-15 parts of cow dung, 10-15 parts of pig manure, 8-12 parts of straws, 8-12 parts of vegetable leaves, 8-12 parts of rice bran, 8-12 parts of bean cakes, 8-12 parts of rapeseed cakes, 8-12 parts of internal organs of animals, 2-5 parts of green alga, 2-5 parts of scenedesmus, 2-5 parts of navicula tenera, 2-5 parts of dinoflagellate, 2-5 parts of tetraedron minimum, 2-5 parts of spindle diatom, 2-5 parts of asterionella, 2-5 parts of wheel animalcule, 2-5 parts of flagellate and 2-5 parts of euglena viridis. According to the mode, the freshwater shrimp organic bait disclosed by the invention has the advantages of being natural, free of pollution, wide in source, sufficient in nutrition, free of hormone and the like and has wide market prospects in popularization.

The invention discloses an arsenic contaminated soil remediation agent. The remediation agent is prepared from, by mass, 12-15 parts of hornwort, 4-5 parts of gelidium amansii lamx, 4-7 parts of rhodochrosite, 20-25 parts of western red cedar; wherein the mass ratio of hornwort and gelidium amansii lamx is 3:1; firstly rhodochrosite is crushed to have the rhodochrosite powder; hornwort, gelidium amansii lamx and western red cedar are respectively dried and crushed into powder; the western red cedar powder is added with water and soaked, then processed by a microwave, and filtered to obtain the western red cedar liquid and the western red cedar dregs, the western red cedar liquid after the process of decompression and concentration is the western red cedar extraction liquid; the western red cedar dregs are calcined to obtain the calcined western red cedar; the western red cedar extraction liquid is evenly mixed with the western red cedar powder, the hornwort powder and the gelidium amansii lamx powder to obtain the mixture pulp body; the calcined western red cedar is placed in the pulp mixture and soaked, treated and prepared. The remediation agent has the advantages of being low in consumption, low in cost, effective and free of pollution.

The invention relates to the field of grass carp feeding, in particular to a breeding method for grass carp fingerlings. The method comprises the following steps: planting waterweeds in a cultivation pond for breeding the grass carp fingerlings, wherein the waterweeds comprise eel grass, hornwort and hydrilla varticillata; feeding fries in the cultivation pond with baits until the fries grow into the grass carp fingerlings. The breeding method for the grass carp fingerlings, provided by the invention, has the advantages that by planting the three waterweeds namely the eel grass, the hornwort and the hydrilla varticillata in the cultivation pond, the waterweeds interact with the grass carp fries in the growth process, the bred grass carp fingerlings are good in physique and exuberant in vitality, and the liver and gall syndrome cannot be caused in the growth process and the subsequent cultivation process.

The invention discloses a degraded lake restoration method which comprises the following steps: building an artificial wetland surround a degraded lake; establishing aquatic plants along the bank of the degraded lake, wherein the aquatic plants adopt one or any combination of lotus, reed, cattail, calamus, banana-plant, water chestnut, gorgon fruit, canna, pontederia cordata, Chinese pennisetum, scirpoides holoschoenus, rhizoma alismatis, ottelia acuminate, tape grass, hornwort, ottelia alismoides, hydrilla and duckweed; adding a flocculating agent into the degraded lake, wherein the adding amount of the flocculating agent is 20 to 300 g per cubic meter, the flocculating agent comprises polymeric silicate, polyaluminium chloride and polyaluminium sulfate, and the mass ratio of the polymeric silicate to the polyaluminium chloride to the polyaluminium sulfate is (0.5-2):(1-20):(1-20); putting microbial agents in the degraded lake, wherein eutrophic water-resistant animals are bred in the water. By the degraded lake restoration method, the degraded lake can be ecological restored effectively. The dissolved oxygen content of the degraded lake is obviously increased, and the chemical oxygen demand, the ammonia nitrogen content, the total phosphorus content and the total nitrogen content are obviously reduced.

The invention discloses a hornwort incineration device for sewage treatment. The device comprises a shell, a crushing mechanism and a driving mechanism, wherein the shell is columnar and is verticallyarranged, a partition plate is fixedly arranged in the shell, the partition plate divides an inner cavity of the shell into a drying cavity and an incineration cavity which are independent of each other, and the drying cavity is located above the incineration cavity; the crushing mechanism is arranged in the drying cavity and used for crushing hornworts during drying of the hornworts; the drivingmechanism is used for driving the crushing mechanism to operate; and a discharging opening is formed in the middle of the partition plate, and a valve assembly is arranged in the discharging opening.According to the hornwort incineration device, the drying cavity is located above the incineration cavity, drying, crushing and incineration of the hornworts are all performed in the shell, heat generated by incineration in the incineration cavity is transmitted into the drying cavity through the partition plate, the hornworts are dried through the heat generated by incineration, sufficient utilization of the heat is realized, and then the use cost is lowered.

The invention discloses a cattle feed for production of high quality beef and a preparation method thereof. The feed comprises the following components by weight: 240-250 parts of bean cake, 34-38 parts of, corn germ cake powder 23-25 parts of shrimp powder, 17-19 parts of rice straw powder, 5-6 parts of apple vinegar, 3-4 parts of garlic, 2-3 parts of pepper oil, 5-7 parts of lemon flower, 2-3 parts of Sophora japonica leaves, 3-4 parts of mung bean sprout, 28-34 parts of pea powder, 14-16 parts of bread crumbs, 2-3 parts of oyster sauce, 0.3-0.5 part of a lactic acid bacteria fermentation agent, 2-3 an amino acid preparation, 0.2-0.3 part of red bean paste, 5-7 parts of hornwort, 2-3 parts of Radix Codonopsis leaf, 3-4 parts of golden mushroom, 2-3 parts of potato powder, 2-3 parts of chromium yeast, 4-5 parts of mango powder and 1-2 parts of attapulgite. The feed has rich in nutrition, good palatability, good feeding attraction and delicious fragrance, can improve the organizational structure of the beef, improve the quality of beef, extend the shelf life of beef, improve cattle gastrointestinal function, improve the feed digestibility, reduce material consumption, and save feed cost.

The invention discloses a nutrition-balanced aquaculture feed for giant salamanders. The nutrition-balanced aquaculture feed for the giant salamanders comprises the following raw materials in parts by weight: 3-25 parts of water fleas, 40-70 parts of earthworms, 3-20 parts of grasshoppers, 1-15 parts of slugs, 10-35 parts of tubificidaes, 8-25 parts of river snails, 5-25 parts of bean worms, 5-25 parts of millipedes, 3-20 parts of venerupis philippinarum, 3-20 parts of breams, 5-20 parts of krills, 10-35 parts of silver carps, 8-25 parts of pond crayfishes, 1-20 parts of perches, 35-65 parts of hornwort, 5-25 parts of wheat bran, 10-40 parts of skimmed milk powder, 60-90 parts of peanut meal, 5-20 parts of pomelo peel, 5-20 parts of egg white, 1-10 parts of locust bean gum and 1-15 parts of gelatin. Animal bait components and modern aquaculture feed components are combined in the nutrition-balanced aquaculture feed for the giant salamanders, so that the feed is reduced in cost; moreover, the feed is comprehensive, rich and balanced in nutrition, so that the feed is capable of decreasing disease rates of the giant salamanders; thus, the feed is suitable for daily application of the giant salamanders. The egg white, the locust bean gum and the gelatin are mutually cooperated in the nutrition-balanced aquaculture feed for the giant salamanders, so that the components in the feed are mutually condensed into masses or blocks so as to facilitate food intake of the giant salamanders; moreover, pollution to the living environment of the giant salamanders is avoided for excessive dispersion of the feed is prevented.

The invention discloses a nearshore water area ecological restoration method, belongs to the technical field of ecological restoration and solves the problems that an ecological restoration method which is adopted at present cures the symptoms but not the disease and a chemical method causes secondary pollution. The nearshore water area ecological restoration method is characterized by comprisingthe following steps: 1) selecting submerged plants which mainly include hydrilla varticillata, hornwort, myriophyllum spicatum and eel grass; 2) delimiting a restoration range in the water area, arranging a solid floater type PVC (polyvinyl chloride) oil containment boom on the periphery of a delimited range, and arranging a fishing net connected with the solid floater type PVC oil containment boom in the delimited water area; 3) planting the submerged plants, wherein the submerged plants are all planted in a range surrounded by the solid floater type PVC oil containment boom and above the fishing net; 4) planting the selected submerged plants. The invention discloses the nearshore water area ecological restoration method which can fundamentally solve the problem of water body eutrophication and simultaneously solves the secondary pollution problem of riverway and lake dredging.

The invention relates to an ecological reef device for purifying water quality by utilizing an alga, snail and fish symbiotic system. An ecological reef shell is arranged on the surface of the ecological reef main body, a lifting ring is arranged above the ecological reef main body, a waterproof lamp, an air bag, an upper isolation net and a lower isolation net are arranged in the ecological reefmain body, the air bag is connected with one end of an air conveying pipe, and the other end of the air conveying pipe is connected with air production equipment on the ground. Holes are reserved in the portion, between the upper isolation net and the lower isolation net, of the ecological reef shell, black carps and snails enter the ecological reef main body through the holes, an aeration deviceis arranged below the lower isolation net, artificial aquatic plant filler and hornwort are planted on the lower isolation net, and a fixing device is arranged below the ecological reef body. By constructing an algae snail fish ecological food chain, water purification, aquaculture and ecological restoration are integrated, maximum utilization of lake and reservoir water area space resources is achieved, the black carp culture cost is reduced, and a water area ecological system is restored.