206 results about "Enteromorpha prolifera" patented technology

The invention provides effective technology for extracting active ingredients of Entermorpha and a method for preparing an Entermorpha alga fertilizer. The method is characterized by comprising: taking the Entermorpha as a raw material, effectively extracting the active ingredients of the Entermorpha through technical processes such as pretreatment of raw materials, leaching, neutralization, concentration and combination, taking an extracting solution as a base fluid, combining the extracting solution with at least one composition of humic acid, urea, potassium dihydrogen phosphate, potassiumsulfate, monoammonium phosphate and microelement, and preparing the high-activity Entermorpha alga fertilizer. The Entermorpha alga fertilizer is rich in active substances of algae, not only can strengthen photosynthesis of crops, increase the yield of the crops and improve the product quality but also can strengthen the cold resistance, the drought resistance, the stress resistance and the disease resistance of the crops, promote earliness of the crops and increase the fertile flower percentage and the fertile fruit percentage, has lower production cost, good solubility and safe use, is friendly and harmless to human beings, domestic animals and the natural environment, and is a novel environment-friendly fertilizer suitable for modern agriculture.

The invention discloses a method for preparing fluorescent carbon quantum dots employing algae as raw materials. The method comprises the following steps of (1) cleaning the alga raw materials to remove impurities, and crushing the algae and water to obtain alga slurry; (2) putting a proper amount of alga slurry into a sealing system for high-temperature hydrothermal reaction, and carbonizing the alga slurry; (3) carrying out post-treatment on the carbonized product in the step (2) to remove insoluble substances and large-size components, thereby obtaining a fluorescent carbon quantum dot solution; and (4) carrying out freeze drying on the fluorescent carbon quantum dot solution in the step (3) to obtain fluorescent carbon quantum dot powder. Cheap algae, especially enteromorpha prolifera, are effectively converted into the carbon quantum dots with fluorescence characteristics, and high additional values and harmless conversion of the enteromorpha prolifera are achieved; and meanwhile, the preparation method is simple in process, high in operability and low in cost, massive preparation of the carbon quantum dots can be achieved, and other chemicals are not needed, so that the method is environment-friendly; and the yield of a product is high in the preparation process.

The invention discloses a method for degrading enteromorpha prolifera polysaccharides by an enzymic method. The method disclosed by the invention is characterized by comprising the following steps: preparing a polysaccharide solution with concentration of 1-20mg / mL from crude enteromorpha prolifera polysaccharides or enteromorpha prolifera polysaccharides; then with glucoamylase as hydrolase, reacting for 1-5 hours under the conditions that the pH value is 3.5-5.5 and the temperature is 40-60 DEG C, thus obtaining a solution of polysaccharides degraded through enzymolysis for the first time; boiling the solution of polysaccharides degraded through enzymolysis for the first time for 4-6 minutes and then centrifuging the solution of polysaccharides degraded through enzymolysis for the first time to remove glucoamylase, thus obtaining supernatant containing enteromorpha prolifera polysaccharides degraded through enzymolysis for the first time; and dialyzing and freeze-drying the supernatant, thus obtaining powdery enteromorpha prolifera polysaccharides (with molecular weight range of 7.2-122kDa) degraded through enzymolysis. The method has the characteristics of high hydrolysis efficiency and high in vitro antioxidative activities of obtained polysaccharides.

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 land based units for cultivation of seaweeds comprise phycological laboratory facilities, U-shaped sleeves, to allow the maturation of the sporelings; growth tanks, U-shaped cultivation tanks, a plurality of small inoculation tanks aerated with air, and a harvesting unit.

The invention discloses crab fodder with added enteromorpha prolifera and a Chinese herbal medicine immunopotentiator. The fodder product comprises raw materials of 15-20 parts of bran, 20-30 parts of smashed straw, 10-15 parts of wheat shorts, 8-12 parts of enteromorpha prolifera powder, 8-10 parts of bean pulp, 8-10 parts of cottonseed meal, 12-18 parts of high protein flour, 4-6 parts of dried blood, 3-5 parts of sea fish oil, 4-6 parts of animal fat, 1-3 parts of inkfish paste, 0.5-1 part of Chinese herbal medicine mixture, 0.5-1.5 parts of choline chloride, 0.3 part of salt, 0.2 part of glycine betaine, 0.2 part of inositol, 0.5 part of multi-vitamin, 1 part of composite microelement and 0.5 part of allicin. The product has the advantages that crabs are promoted to grow quickly obviously, the cultivation breeding rate is improved, cultivation cost is lowered, the breeding digestibility is improved, nitrogen and phosphorus excretion is lowered, and breeding environment is improved, and high cost performance and promotion application value are achieved.

The invention discloses loach feed with enteromorpha prolifera and a Chinese herbal medicine immunopotentiator. The loach feed comprises 15-20 parts of crushed straw, 20-30 parts of corn flour, 10-15 parts of vinasse, 8-12 parts of enteromorpha prolifera powder, 8-10 parts of soybean meal, 8-10 parts of sesame meal, 12-18 parts of high protein flour, 4-6 parts of fish meal, 3-5 parts of sea fish oil, 4-6 parts of animal grease, 1-3 parts of squid paste, 0.5-1 part of a Chinese herbal medicine mixture, 0.5-1.5 parts of choline chloride, 0.3 parts of table salt, 0.2 parts of betaine, 0.2 parts of inositol, 0.5 parts of composite vitamins, 1 part of composite trace elements and 0.5 parts of allicin. The loach feed can observably promote loach rapid growth, improve a culture survival rate, reduce a culture cost, improve culture digestion and absorption rates, reduce nitrogen and phosphor excretion and improve a culture environment and has high cost performance and a high popularization application value.

The invention provides a preparation method and the application of Enteromorpha prolifera polysaccharide with an immunity enhancing function. The preparation method of the Enteromorpha prolifera polysaccharide comprises the steps of crude Enteromorpha prolifera polysaccharide extraction, crude Enteromorpha prolifera polysaccharide deproteinization, micromolecular impurity removing through a high-speed centrifugal method, pigment removing through an oxidation method, polysaccharide purification through a Sephacryl-300 gel chromatographic column and the like. The invention provides the simple preparation method of the Enteromorpha prolifera polysaccharide having the characteristics of stable performance, low cost, high medicinal value, capacity of increasing the immunity, and the like. Particularly, the Enteromorpha prolifera polysaccharide and an extraction method of the Enteromorpha prolifera polysaccharide are obtained by adopting the preparation method of extraction and purification as well as in-vitro immunocompetence screening and immunosuppression animal experiments, the effect of the Enteromorpha prolifera polysaccharide which is capable of enhancing the immunity function of immunosuppressed mice is clarified, and a new method is provided for effectively developing the medicinal value and the purposes of Enteromorpha prolifera, managing the environment pollution, reducing the cleaning cost and increasing the social and economic benefits.

The invention discloses an amphibious full-automatic enteromorpha prolifera collection boat which comprises a boat body; a driving device is arranged in the boat body; the boat body is respectively and fixedly provided with a front conveying cabin, a middle conveying cabin, a rear conveying cabin and a cab; a control device is arranged in the cab; both sides of the front end of the front conveying cabin are provided with swing arm devices; and the bottom of the boat body is provided with a front crawler belt walking device and a rear crawler belt walking device. The invention has the advantages that the amphibious full-automatic enteromorpha prolifera collection boat in the structure can well collect the enteromorpha prolifera in the seas and lakes, simultaneously walk on the beach and transport the collected enteromorpha prolifera ashore, thereby solving the problem of difficult transportation and running of the full-automatic enteromorpha prolifera collection boat.

The invention provides a stichopus japonicus puffing feed added with enteromorpha prolifera, and a preparation method of the feed, belonging to the technology of preparation of the stichopus japonicus puffing feed. The stichopus japonicus puffing feed is prepared by adding enteromorpha prolifera dry powder. The stichopus japonicus puffing feed comprises the following ingredients in percent by mass: 4-8% of defatted fishmeal, 6-10% of cerevisiae fermentum, 15-25% of enteromorpha prolifera powder, 25-35% of seaweed meal, 5-7% of sea mud, 16-20% of strong flour, 5-7% of soybean meal, 3-5% of fish oil, 1% of vitamin complex and 1% of compound microelement; and in addition, 2-4% of zeolite powder and 0.5% of probiotics can be added. The stichopus japonicus puffing feed is prepared by adopting the puffing process, is high in nutrition digestibility and low in feed coefficient, and is reduced in the incidence of digestive tract diseases of intestines and stomach, remarkably enhanced in the survival rate of the stichopus japonicus, promoted in the rapid growth of the stichopus japonicus; and by adopting the enteromorpha prolifera powder to replace sargassum thunbergii powder, gulfweed powder, and the like, the feed has rich raw materials and is low in cost.

The invention discloses sphyraenus puffed compound feed which is prepared by resource utilization of enteromorpha prolifera wild sea green tide algae and has the advantages of comprehensive nutrition, high nutrition digestion rate and the like, so that the problem of incomprehensive nutrition of conventional sphyraenus feed is overcome, the pollution problem of water environment is reduced, also waste is changed into values and green tide algae taking place frequently at adjacent sea of our country in recent years are developed and utilized in a high-valued manner, and the unification of sea waste comprehensive utilization and aquatic-product culture industry development is realized. The feed product is prepared mainly from raw materials such as enteromorpha prolifera powder, steam fish meal, puffed soybean powder, fermented soybean meal and the like; the product has the advantages of substantially promoting rapid growth of sphyraenus, improving culture survival rate, reducing culture cost, improving culture digestion absorption rate, reducing nitrogen and phosphor excretion, improving culture environment and the like; and the product has relatively high cost performance and popularization application value.

The invention provides a new technology for extracting enteromorpha prolifera dietary fiber, and enteromorpha prolifera water-soluble dietary fiber (SDF) and enteromorpha prolifera water-insoluble dietary fiber (IDF) are prepared by a mild alkaline hydrolysis and ultrasonic-assisted two-step enzymatic hydrolysis method. The extracted ultrasonic-assisted dietary fiber product is creamy white in color, can be used as high-quality dietary fiber and an ideal food additive, and has the expansibility of 18120 mL / g and the water holding capacity of 1230% which are much higher than the functional indexes (expansibility of 4 mL / g and water holding capacity of 400%) of western country common standard wheat bran dietary fiber. Under the technology conditions, the yield of enteromorpha prolifera dietary fiber is 45% or more, wherein the SDF content is 12.5% or more, and the product purity is 85% or more, and thus the product produced by employing the new technology has good product application and industrialized production popularization prospect.

The invention discloses an enteromorpha prolifera feed additive as well as a preparation method and applications thereof. The preparation method of the enteromorpha prolifera feed additive comprises the following steps: collecting and cleaning enteromorpha prolifera; drying the enteromorpha prolifera; grinding enteromorpha prolifera to obtain enteromorpha prolifera algae powder, then performing anaerobic fermentation, adding cellulase, yeast powder and lactic acid bacterium powder, adding a certain amount of water, evenly mixing, filling in a fermentation bag, and airtighly fermenting to obtain enteromorpha prolifera fermentation liquor, namely the feed additive. The invention further discloses a preparation method of the enteromorpha prolifera feed additive, and applications of the enteromorpha prolifera feed additive for an aquatic feed. The feed additive can maximally utilize the nutritional substances of enteromorpha prolifera, is simple to operate, and convenient to use, and capable of extremely promoting the growth of aquatic products. In addition, the multiple indexes of the aquatic products fed by the enteromorpha prolifera feed additive has good effects.

The invention discloses a natural, efficient, safe and nontoxic fruit preservative based on comprehensive utilization of marine suddenly aggregated green seaweed enteromorpha prolifera. The fruit preservative has a good preservation effect, prolongs the fruit preservation time, is prepared by mixing enteromorpha prolifera polysaccharide selenide, Chinese herbal medicine ethanol extracts and water and comprises the following components in percentage by mass: the enteromorpha prolifera polysaccharide selenide with the concentration of 100-200g / L, a clove ethanol extract with the concentration of 150-250g / L and a cinnamon ethanol extract with the concentration of 200-300g / L. The product can effectively prolong the fruit preservation time; during use, the fruit preservative can be diluted by 100 times and then used conveniently, quickly and efficiently in a rinsing way, a sprinkling way, a smearing way or the like. The fruit preservative has the advantages as follows: firstly, Chinese herbal medicines such as enteromorpha prolifera, clove and cinnamon, which are safe and have no side effect, are selected as the raw materials so as to meet people's demands for healthy and safe fruit preservatives with no side effect; secondly, enteromorpha prolifera polysaccharide with an antibacterial effect is modified through selenylation so that the antibacterial effect of the enteromorpha prolifera polysaccharide is further improved; thirdly, the enteromorpha prolifera polysaccharide selenide and the Chinese herbal medicine ethanol extracts are integrated, so that the fruit preservative product has a wide anti-bacteria range and a high antibacterial capability and can effectively prolong the fruit preservation time.

The invention discloses an enteromorpha prolifera oligosaccharide with an auxiliary blood sugar decreasing function and a preparation method of the enteromorpha prolifera oligosaccharide. The preparation method is characterized by comprising the steps of extracting enteromorpha prolifera sulphated polysaccharide by assisting of using microwaves; degreasing, removing protein and pigments; adding polygalacturonase, alpha-L-rhamnosidase and xylanase in sequence to perform enzymolysis; after enzyme denaturation, removing enzymes and undegraded polysaccharide by using ethanol; enabling a centrifugal supernatant to pass through a molecular sieve to obtain a retentate; freezing and drying the retentate to obtain the enteromorpha prolifer aactive oligosaccharide. Verified by pharmacodynamics of animals, enteromorpha prolifera oligosaccharide can remarkably decrease a blood sugar value of a high blood sugar type mouse. Non-specific commercial enzymes are used, the preparation method disclosed by the invention is simple in process route, highly efficient, and environment friendly; the preparation quantity of the oligosaccharide is improved, and the consumption of enzymes and the production cost are reduced; the preparation method is an effective method for preparing the enteromorpha prolifera active oligosaccharide.

The invention discloses an environmental friendly soil heavy metal restoration agent, which is prepared from the following raw materials (by weight): 1-2 parts of urea phosphate, 4-5 parts of alginic acid, 46-48 parts of corncob, 4-5 parts of chitin, 8-9 parts of biochemical fulvic acid, 8-9 parts of borax, 2-3 parts of ammonium molybdate, 75-80 parts of seeded sunflower disc, 40-44 parts of enteromorpha prolifera, 10-14 parts of kaolin, 18-20 parts of calcium carbonate, 25-28 parts of slash pine needle and a proper amount of water. According to the soil restoration agent, organic matter is used as main raw materials, and no chemical agents are used so as to guarantee that there is no adverse effect on the soil environment. During the preparation process, possibilities of secondary pollution are avoided during high temperature and fermentation. Thus, the restoration agent treats soil heavy metal pollution while soil is cultivated. The restoration agent has no destructive effect on biological characteristics of soil, has economic and environmental benefits, and is suitable for commercialized production.

The invention discloses a preparation method of an enteromorpha prolifera active carbon composite manganese dioxide supercapacitor electrode material, and belongs to the field of a supercapacitor. Thecomposite material adopts enteromorpha prolifera, potassium permanganate and the like as the raw materials, and a supercapacitor electrode material is prepared successfully. According to the preparation method, the adopted enteromorpha prolifera, used as a biomass material, is rich in resource and is a green and environment-friendly new material; in addition, the preparation method is simple, andthe obtained composite material, by virtue of a synergistic effect of a carbon substrate material with a special multi-stage-hole structure and manganese dioxide, has relatively high specific capacity, cycle stability and energy density, and can be widely applied to the fields of electronic products, an electric bicycle, an electric vehicle, and the like.

The invention discloses an on-board device for continuously salvaging, extruding and dewatering enteromorpha prolifera. The on-board device comprises an external protective cover, a lifting hydraulic oil cylinder, a harvesting assembly, a conveying assembly and an extruding and dewatering assembly, and is characterized in that the harvesting assembly is arranged on the front side of the protective cover and comprises three saw webs including an upper saw web, a middle saw web and a lower saw web, a belt and a motor; a belt transmission device is arranged among the three saw webs; a conveying belt of the conveying assembly is triangular; the extruding and dewatering assembly is arranged in the middle of the conveying assembly; conical thorns are arranged on the conveying belt; the extruding and dewatering assembly comprises an upper roller and a lower roller; a lower bearing pedestal is arranged on an axle of the lower roller and is fixed on the external protective cover; a bearing pedestal is arranged on an axle of the upper roller; a spring is arranged between the external protective cover and the upper bearing pedestal. The on-board device can effectively clean the enteromorpha prolifera, and is high in working efficiency.

The invention provides an amphibious unmanned vessel for cleaning algae in intertidal zones. The amphibious unmanned vessel comprises a dipping and separating device, a temporary storage compression warehouse, amphibious driving propellers, an electric energy storage tank and a control system cabinet. The dipping and separating device comprises a frame, guide wheels, a conveying belt, an arc-shaped net plate cover and a licker-in roller. The temporary storage compression warehouse is arranged behind the dipping and separating device. The amphibious driving propellers on both sides are rigidlyconnected with the outer side of the temporary storage compression warehouse. The amphibious driving propellers are each mainly composed of two dragon spiral drums. The electric energy storage tank isarranged on the top of the temporary storage compression warehouse. The amphibious unmanned vessel realizes the amphibious unmanned cleaning operation of Enteromorpha prolifera in the intertidal zones, supra-tidal zones and sub-tidal zones of sandy beach coastlines, and the cleaning objects are mainly similar algae such as Enteromorpha prolifera, etc. The cleaning efficiency is high, the noise ofthe equipment is low, the safety is high, the natural environment is not destroyed in the cleaning process, and the operation sea area need not be closed.

The invention relates to the technical field of rice cultivation, in particular to a special seed-dressing agent for rice. The special seed-dressing agent for rice is mainly prepared from 14-17% of enteromorpha prolifera polysaccharides, 10-15% of fulvic acid, 20-25% of oyster shell powder, 18-23% of 50% carbendazol, 24-28% of 25% azoxystrobin, 3-6% of sodium silicate, 0.003-0.005% of gibberellins and 0.004-0.006% of naphthylacetic acid. The special seed-dressing agent for rice is great in germination accelerating effect, capable of increasing the emergence rate of rice seeds and guaranteeing completeness, robustness and uniformity of seedlings and further capable of increasing chlorophyll and radicle amount of seedling leaves and effectively preventing soil-borne diseases such as pellicularia sasakii and rice blast of rice seeds.

The invention discloses a suaeda glauca herb health beverage with ageing delaying effect. The suaeda glauca herb health beverage is prepared by scientifically matching suaeda glauca herb, enteromorpha prolifera and Chinese herbal medicine raw materials; the formula preferably comprises 20 to 30 parts of the suaeda glauca herb, 20 to 30 parts of the enteromorpha prolifera, 5 to 10 parts of fructus lycii, 5 to 10 parts of poria cocos, 2 to 5 parts of radix ginsengs, 10 to 15 parts of radix acanthopanacis senticosi, 3 to 5 parts of rhizoma atractylodis macrocephalae, 3 to 5 parts of liquorice roots, 2 to 3 parts of Chinese galls, 3 to 5 parts of medicated leaven and 3 to 5 parts of folium steviae rebaudianae; and the suaeda glauca herb health beverage is prepared according to a process of carrying out enzymolysis, fermenting, leaching and extracting, mixing, blending, filling and sterilizing. The product has the advantages that the suaeda glauca herb, the enteromorpha prolifera and the Chinese herbal medicines have a synergistic effect so that the product has remarkable effects of resisting ageing, tonifying qi and benefiting, strengthening and consolidating body resistance, resisting fatigue, enhancing the immunity, prolonging life and the like, is safe and has no side effect, is convenient to eat and has a relatively good market application prospect.

The invention relates to the field of biomass resource utilization, particularly a comprehensive utilization method for enteromorpha prolifera. The invention aims to provide the high-additional-value comprehensive utilization method which is completely utilized and free of waste, for enteromorpha prolifera. According to the characteristics of the enteromorpha prolifera, flow line type production is realized by using an enteromorpha prolifera production fruit preservative, biogas and an organic fertilizer through aerobic fermentation and anaerobic fermentation. The comprehensive utilization method has an outstanding utilization value of completely and sufficiently utilizing the enteromorpha prolifera resource, so that a marine ecological problem caused by large-scale bred enteromorpha prolifera is eliminated, the fruit preservative, the biogas and the organic fertilizer which have an extremely high commercial value are developed. The comprehensive utilization method has a sufficient commercial development value.

The invention discloses a peacock growth promoting feed and a production method thereof. The peacock growth promoting feed comprises the raw materials in parts by weight: 230-250 parts of corn flour, 180-210 parts of sorghum flour, 13-18 parts of fish flesh, 5-8 parts of fly maggot, 3-5 parts of silkworm chrysalis, 2-3 parts of table salt, 0.5-1 part of a ginger powder, 2-3 parts of astragalus membranaceus, 1-2 parts of codonopsis pilosula, 2-3 parts of rhizoma atractylodis macrocephalae, 1-2 parts of suberect spatholobus stem, 2-3 parts of Chinese wolfberry, 13-14 parts of lesser duckweed, 10-12 parts of typha orientalis presl, 21-24 parts of pennisetum purpureum schum, 14-16 parts of Chinese cabbage leaves, 5-7 parts of pineapple peel, 3-5 parts of table vinegar, 0.5-0.6 part of powdered Chinese prickly ash, 4-6 parts of a citrus juice, 5-8 parts of an enteromorpha prolifera powder, and 3-4 parts of a bactericide. The feed has refined, fine, fragrant and crisp characteristics; the prepared feed is rich in nutrients and crisp in mouthfeel, and a peacock grows and develops more rapidly, is fast in weight gaining, healthy and strong in physique, strong in vitality, loud and clear in calling, bright-colored and beautiful in feather colors and beautiful in body type, and does not get sick.

The invention belongs to the technical field of microorganism and especially relates to a stenotrophomonas FQ1 strain and its screening method and use. The stenotrophomonas FQ1 strain has the accession number of CGMCC No.8272. A use method of the stenotrophomonas FQ1 strain for enteromorpha prolifera enzymolysis comprises the following steps of carrying out activation culture on the frozen stenotrophomonas FQ1 strain by a LB slant culture medium, picking a full ring of the culture, putting it into a LB liquid culture medium, carrying out shaking culture for 24-28h, taking 1-2mL of the bacterial solution, putting the bacterial solution into a sterilized cellulose liquid fermentation medium, carrying out shaking culture for 5-7 days, and carrying out low-temperature centrifugation on the fermentation broth and collecting a supernatant as a crude enzyme liquid, or filtering the fermentation broth and collecting the filtrate as a crude enzyme liquid; and carrying out a process of reaction of the crude enzyme liquid and clean enteromorpha prolifera powder at a temperature of 45-55 DEG C. The stenotrophomonas FQ1 strain has a cellulase production capability and can effectively degrade cellulose materials in enteromorpha prolifera into reducing sugar. A production cost is low, production equipment is simple, reaction conditions are mild, and the stenotrophomonas FQ1 strain is suitable for large-scale industrial production.

The invention provides jet pump suction type enteromorpha prolifera collecting equipment, which comprises a centrifugal pump and a jet pump and is characterized in that the centrifugal pump is communicated with an operating water inlet of the jet pump via a water outlet thereof; a discharge outlet of the jet pump is connected with a discharge pipe; an operating water inlet of the centrifugal pump is connected with a suction pipe; a suction inlet arranged on the side wall of the jet pump is connected with a suction pipe of a mixture; the suction pipe and the suction pipe of the mixture are equipped with portable floating bodies and are respectively fixed on corresponding floating bodies. Two suction inlets are arranged on the side wall of the jet pump symmetrically. Aiming at the biological nature of the enteromorpha prolifera, the jet pump suction type enteromorpha prolifera collecting equipment realizes rapid and efficient collecting on the premise of not damaging the enteromorpha prolifera and is favorable for the development and use of the enteromorpha prolifera.

The invention provides a soil conditioner capable of preventing and treating soil hardening and absorbing heavy metal. The soil conditioner capable of preventing and treating soil hardening and absorbing heavy metal comprises bentonite, zeolite powder, lentinan, Enteromorpha prolifera, diatomite, animal manure, potassium humate, composite amino acid, sodium alginate, brown algae powder, jerusalemartichoke extract product, black fungus polysaccharide, a composite microbial solution, attapulgite, and amino acid chelated calcium. The effective bacterium content of the soil conditioner ranges from 28 to 35*10<9> / g, the pH value ranges from 6.2 to 6.8. The soil conditioner possesses obvious heavy metal absorption effect, is capable of reducing heavy metal content of crops, and increasing cropyield.

The invention relates to the technical field of preparation of oil absorbing materials, and specifically relates to a preparation method of a degradable oil absorbing material. According to the preparation method, meerschaum and enteromorpha prolifera are used as raw materials to prepare activated stone slurry and purified algae cellulose, nanofiber is scattered in the activated stone slurry so asto obtain nanofiber sponge sizing agent, the purified algae cellulose and the nanofiber sponge sizing agent are mixed so as to obtain a dispersed sizing agent, and compound sponge fiber, poly dimethylsiloxane, liquid paraffin wax and other matters are mixed and put into a fermentation tank to be fermented and modified, so as to obtain the degradable oil absorbing material. The meerschaum fiber isadsorbed on the surface and in pores of the organic nanofiber, so that the oil absorbing quantity of the oil absorbing material is increased; the poly dimethylsiloxane and other oily matters generateoleophilic nonpolar radicals on the surface of the fiber sponge, so that the oleophilic and hydrophobic performance of the fiber sponge is enhanced; and the fiber materials and the stone slurry are easy to recycle and do not pollute the environment. The preparation method has a bright application prospect.

The invention discloses a bullfrog feed comprising additional enteromorpha prolifera and a Chinese herbal immunopotentiating agent. The bullfrog feed comprises the following raw materials in part by weight: 15-20 parts of bran, 20-30 parts of rice bran, 10-15 parts of DDGS, 8-12 parts of enteromorpha prolifera powder, 8-10 parts of soybean meal, 8-10 parts of double-low rapeseed meal, 12-18 parts of high-gluten flour, 4-6 parts of earthworm powder, 3-5 parts of sea fish oil, 4-6 parts of animal fat, 1-3 parts of squid paste, 0.5-1 part of Chinese herbal mixture, 0.5-1.5 parts of choline chloride, 0.3 part of salt, 0.2 part of betaine, 0.2 part of inositol, 0.5 part of multi-vitamin, 1 part of trace element compound and 0.5 part of allicin. The bullfrog feed can significantly promote the rapid growth of bullfrogs, improve the survival rate, reduce the breeding cost, improve the digestion and absorption rate, reduce the excretion of nitrogen and phosphorus and improve the breeding environment, and has high cost performance and promotion application value.

The invention discloses an enteromorpha prolifera high-valued extraction method, and is characterized in that the method comprises the following steps: (1) raw material pretreatment, (2) cellulose enzymolysis, (3) proteolysis, (4) brine digestion, (5) dilution and filtration, (6) decoloring, (7) CaCl2 solution treatment, (8) ion exchange, (9) preparation of sodium alginate, (10) preparation of ethanol, and (11) preparation of an enteromorpha prolifera organic fertilizer. A composite enzyme is prepared from protease, pectinase and cellulase by a scientific ratio, and raw material is pretreated, so as to help to improve the extraction rate of sodium alginate; at the same time, fuel ethanol is prepared by using cellulose-rich enteromorpha prolifera processing waste; the enteromorpha prolifera organic fertilizer is prepared through concentration, spray drying and granulation, so as to realize the high-valued comprehensive utilization of enteromorpha prolifera, and develop marine biological energy.

The invention discloses a biodegradable water-swelling plugging agent and a preparation method thereof. The biodegradable water-swelling plugging agent is prepared from the following raw materials inparts by weight: 30-80 parts of acrylic acid, 0 to 40 parts of acrylamide, 0 to 20 parts of 2-acrylamide-2-methyl propanesulfonic acid, 0.1 to 0.35 part of an initiator, 30 to 65 parts of a neutralizer, 0.1 to 0.35 part of a reducing agent, 0.2 to 0.5 part of a cross-linking agent, 3-10 parts of enteromorpha prolifera powder, 30 to 50 parts of bentonite, 50 to 120 parts of water, 0 to 20 parts ofnut shells, 0-10 parts of mica and 0-10 parts of vermiculite. The prepared water-swelling plugging agent is stable in structure, high in strength and good in viscoelasticity, still has good expansioncapacity and anti-pressure capacity in a high-temperature and high-pressure environment at the bottom of a well, is good in plugging effect, can be completely biodegraded in a soil environment, and isfriendly to the environment.

The invention relates to the compound fertilizer field, and particularly relates to a water-retaining drought-resisting long-acting slow-release compound fertilizer. The fertilizer is prepared from the following raw materials in parts by weight: 10-15 parts of a 1250-2000 mesh diatomite, 18-20 parts of ammonium hydrogen carbonate, 12-15 parts of potassium dihydrogen phosphate, 8-10 parts of calcium phosphate, 2-4 parts of ammonium molybdate, 10-12 parts of turfy soil, 1-2 parts of sodium selenite, 4-6 parts of a bamboo charcoal powder, 6-8 parts of tea residues, 1-3 parts of Chinese wolfberry leaf, 2-3 parts of an artemisia apiacea juice, 12-13 parts of wheat bran, 15-18 parts of feces of livestock and poultry, 2-4 parts of an enteromorpha prolifera powder, 4-5 parts of poloxamer, 1-2 parts of diclosulam, 4-6 parts of polyether amine D230, 10-12 parts of a waterborne acrylic emulsion, 1-2 parts of N-hydroxymethyl acrylamide, 2-4 parts of zinc gluconate, 6-8 parts of table vinegar, and 4-5 parts of an auxiliary agent. The compound fertilizer is wide in raw material sources and abundant in nutrients, allows double coating to be formed on the nutrients by using diatomite and a coating agent in the production process, allows the nutrients to be not easily lost, has more lasting fertilizer efficiency, has certain water-retaining drought-resisting abilities, can improve the crop yield and quality, and increases planting benefits.