644results about How to "Promote photosynthesis" patented technology

The invention relates to a bio-organic compound fertilizer, which comprises the following components in part by weight: 10 to 30 parts of organic matter, 2 to 10 parts of compound microbial inoculants, 5 to 20 parts of humic acid, 5 to 20 parts of amino acid, 4 to 10 parts of chitin, 1 to 5 parts of polypeptide, 530 parts of nitrogen, phosphorus and potassium, 5 to 10 parts of secondary and trace elements, 5 to 15 parts of algae fertilizer, 5 to 10 parts of zeolite powder and 1 to 5 parts of synergistic agent. Through the scientific and rational formula, the bio-organic compound fertilizer achieves nutritive equilibrium and can satisfy the need of crop growth in nutrient. The microbial inoculants are added to quickly degrade natural macromolecular organic compounds into the organic fertilizer and decompose organic pollutants, which effectively improves the capacity of crops in the absorption of nutrient components, reduces the waste of the fertilizer and reduces the damage of the chemical fertilizer to soil to further achieve the nutritive equilibrium, satisfy the need of the crop growth in the nutrient, achieve the aims of low investment and high output value, improve the quality of the crops and improve the economic benefit brought by the crops.

The invention discloses a special formula fertilizer for soilless culture lettuce and a preparation method thereof. The special formula fertilizer for soilless culture lettuce comprises a fertilizer A and a fertilizer B, wherein the fertilizer A is compounded from the following components in percentage by weight: 75-84% of calcium fertilizer and 16-25% of magnesium fertilizer; the fertilizer B is compounded from the following components in percentage by weight: 77-80% of major element fertilizer, 11-15% of minor element fertilizer, 5-8% of buffering agent and 1.4-2.0% of functional additive; and the nitrogen content in the fertilizer A is 14.2-14.7wt%, the calcium oxide content is 19.8-22.2wt%, and the magnesium oxide content is 2.4-3.8wt%. The special formula fertilizer for soilless culture lettuce contains comprehensive nutrients, has a high nutrient utilization ratio, realizes that the pH value of the nutrient solution system can be regulated and controlled in an intelligent manner, can effectively prevent interreaction of ions in the nutrient solution, ensures the stability of the nutrient solution, and is convenient to apply; and the whole fertilizer compounding operation can be completed within one container, thereby achieving the advantages of time saving and labor saving.

The discarded Chinese medicinal material residue produced from production of Chinese patent drug Mailuoning is used and producing steps are: coarse pulverizing, adding dried Chinese medicine residue to regulate water content, then adding cellulolytic bacteria to make stacked fermentation, sieving, finally adding regulator A and B according to a certain ratio to obtain a matrix. Finally, in the said matrix a certain quantity of seedling fertilizer and feishite can be added. Said invention also provides its application method and its advantages.

The invention discloses a chitosan oligosaccharide composite with cold-resistant function, which is aqueous solution, wherein the mass concentration of the chitosan oligosaccharide is 5%-10%, other auxiliary active constituents include at least one of phosphorus, potassium, calcium, boron, molybdenum, zinc, salicylic acid and betaine, and the content of the auxiliary active constituents is 0.5%-30% of the total mass concentration of the composite. Before the flowering period and the young fruit period of fruit trees, the time of young seedling of melon and fruit, vegetables and flowers, and the cold sensitive period of the winter growth of greenhouse crops, the composite is diluted by 1000 times with water to be sprayed on the leaves of the plants for 2-3 times; the chitosan oligosaccharide composite used in the invention has the function of promoting photosynthesis of the crops, improving activation performance of various enzymes and promoting metabolism of carbohydrates; and the chitosan oligosaccharide composite is used for inducing the crops to improve stress resistance and inducing the crops to improve cold resistance, so that the crops can get through the low-temperature cold harmful period, and regular development and yield of the crops are ensured.

The invention relates to a planting method of selenium-rich passiflora edulis. The variety of the planted passiflora edulis is Tainung No1. The planting method comprises steps as follows: land selection, land preparation, field planting, shelving, training and pruning, fertilizer and water management, field management and pest control. According to the planting method of the selenium-rich passiflora edulis, a selenium-rich fertilizer fermentation broth obtained through fermentation of inorganic selenium fertilizer is sprayed to leaf surfaces and fruits of the passiflora edulis, the average single fruit weight of the produced passiflora edulis is 63 g, the maximum single fruit weight is 125 g, the fruit juice is reddish yellow and has strong fragrance, the acidity is 2.14%, the highest selenium content can reach 12 mu g/kg, the sweetness reaches 23% Brix, the fruit juice rate is up to 34%, the color and luster are bright, the yield is high, pollution is prevented, and five crops are harvested every year.

The invention discloses a centralization indoor constant temperature circulation aquaculture system which includes two aquaculture ponds arranged side by side. A water inlet and a water outlet are arranged in each aquaculture pond. An aerator and a swell machine are arranged in each aquaculture pond. The centralization indoor constant temperature circulation aquaculture system is characterized in that the two aquaculture ponds are made of thermal insulation materials. A sewage treatment system is arranged between the two aquaculture ponds. A suction sewage device is arranged at the end of water outputting of each aquaculture pond. The suction sewage device is connected with the sewage treatment system through a sewage pipe. A water outlet of the sewage treatment system communicates with each aquaculture pond. The centralization indoor constant temperature circulation aquaculture system has the advantage that circulation utilization of water for aquaculture is achieved so that the quality of aquaculture aquatic products is improved and pollution of sewage discharges to environment is reduced.

The invention relates to a nutrient solution for cultivating potato microtubers by greenhouse gas atomization and a cultivation method. The nutrient solution includes: NH4NO3, KNO3, KH2PO4, MgSO4.7H2O, Ca(NO3)2.4H2O, MnSO4.4H2H3BO3, ZnSO4.7H2O, Na2MoO4.2H2O, CuSO4.5H2O, FeSO4.7H2O, KI, Na2-EDTA 37mg and CoCl2.6H2O. After the field planting of potato virus-free seedlings, the nutrient solution is immediately sprayed according to the following spraying internal: spraying 15s every 5 minutes during the first five days after the seeding planting; then adjusting the spraying time by spraying 15s every 10 minutes for 5 days; and finally adjusting the spraying time by spraying 15s every 20 minutes. By the adoption of the nutrient solution provided by the invention, the photosynthesis of potato plants is enhanced; the plant height and stem diameter of the potato plants are obviously greater than those of potato plants cultivated by the prior art; the mineral element content is obviously raised; the final output and quality of the potato plants are better than those of potato plants cultivated by other prior art; potato plants grow under a suitable condition and the production potential ofpotatoes is tapped to the greatest extent; and problems such as long production period of potato core microtubers, low weight per microtuber, small quantity of potatoes per plant and the like are solved. By the adoption of the cultivation method, the production cost is reduced and the validity of the nutrient solution is enhanced.

The invention discloses an organic cultivation method of leaf vegetables. The method mainly comprises the following steps of vegetable variety selecting, crop rotation soil preparing, fertilizer applying, seedling transplanting sowing, insect preventing net covering, spraying irrigating, field managing, topdressing and harvesting. The vegetables are covered with an insect preventing net, insects are prevented, the organic fertilizer formed by fermenting pure wormcast, plant ash, straw, smoked soil, bean cakes and cottonseed cakes is applied, and the organic vegetables without pesticide residues is produced. The organic cultivation method is simple, management is convenient, a new technology approach is provided for improving the vegetable quality and safety and producing organic vegetables, and the organic cultivation method is suitable for scale cultivation for farmers.

The invention discloses a floating body impeller type surge machine which comprises a motor, a gear box connected with the motor, and a floating body impeller connected with the gear box. The floating body impeller type surge machine is characterized in that the floating body impeller comprises an annular floating body, and a plurality of blades are arranged on the outer side below the annular floating body. The invention can ensure that bottom water in a pool is lifted to the surface of the pool at low velocity and large flow during the work, a large range of waves are formed while a water body is subjected to oxygenation under the action of the blades of the floating body impeller, and disperse along the surface without blockage, thus the oxygenation of the bottom water is promoted and the harmless speed of harmful substances is increased.

The invention relates to a fertilizer formula and further relates to an application method of the fertilizer. A selenium-rich organic/inorganic fertilizer for producing selenium-rick rice is prepared by mixing selenites, nitrogenous fertilizers, phosphate fertilizers, potash fertilizers, rotten organic fertilizers and silicon fertilizers according to a certain ratio and pelletizing the mixture. The selenium-rich organic/inorganic fertilizer for producing the selenium-rick rice comprises the following components in parts by weight: 0.004-0.010 parts of the selenites, 15-33 parts of the nitrogenous fertilizers, 12-24 parts of the phosphate fertilizers, 10-17 parts of the potash fertilizers, 30-50 parts of the rotten organic fertilizers and 5-8 parts of the silicon fertilizers. The fertilizer not only includes selenium element but also includes other nutrition enhancing matters requested by crop growth. As the fertilizer can be used for supplying the selenium element and the other nutrition enhancing matters requested in growth for crops simultaneously, the application of the fertilizer is good for the crop growth, so that the absorption rate and the conversion rate of selenium are improved, and the selenium-rick rice reaching a selenium-rick rice standard can be produced by applying less selenium.

The invention discloses a method for cultivating organic selenium-enriched rice. The method is characterized by comprising the following steps of: respectively preparing selenium-enriched seedling cultivating matrixes and selenium-enriched organic and inorganic special fertilizers by taking selenium-containing flax cakes as a selenium source, utilizing the selenium-enriched seedling cultivating matrixes in the seedling cultivation of rice, and respectively applying the selenium-enriched organic and inorganic special fertilizers as a base fertilizer and additional fertilizer before transplanting seedlings of the rice and before the farmland rest at the last phase of tillering of the rice. According to the method for cultivating the organic selenium-enriched rice, disclosed by the invention, conventional methods in which selenium-containing solution or selenium-containing leaf surface fertilizer is sprayed at a flowering phase and a seed phase of rice in the current selenium-enriched rice production or the selenium-containing solution is added in a rice processing procedure are changed, unsafe factors in the production of the selenium-enriched rice are avoided, and the production ofthe selenium-enriched rice is economical, efficient and pollution-free.

The invention relates to an efficient snail-killing type organic fertilizer produced from tea seed cakes and a preparation method thereof. The efficient snail-killing type organic fertilizer is characterized by being prepared from the following raw materials in percentage by weight: 45 to 60 percent of the tea seed cakes, 25 to 45 percent of chicken manure, 0.5 to 3 percent of phosphate fertilizer, 5 to 20 percent of organic additive, 0.5 to 3 percent of microbial decomposition agent, and 1 to 4 percent of snail-killing synergistic agent. The efficient snail-killing type organic fertilizer has the characteristics of complete nutrients, cultivatable fertility of a common organic fertilizer, can effectively kill paddy field pomacea, leeches, wireworms and the like, is biologically environment-friendly and nuisanceless, has the function of regulating the plant growth, can carry out snail-killing and fertilizing at the same time, simplifies the farming procedures, is convenient to use, saves labor power and materials, and can stimulate the growth of plant; and a contained plant growth regulator can promote the metabolism and the photosynthesis of the plants, promote the root system development, increase new roots, promote the reproductive development, and improve the disease-resistant and degeneration-resistant capacities of paddy.

The invention discloses an efficient multi-element compound fertilizer, which consists of hexanoic acid 2-(diethylamino) ethyl ester, polypeptide chelated potassium, polypeptide L-aspartate potassium, urea, potassium chloride, diammonium phosphate, calcium superphosphate, potassium dihydrogen phosphate, calcium-magnesium phosphate fertilizer, ammonium chloride, thiamine, zinc chloride, borax, ferrous sulphate, copper sulphate, manganese sulfate, sodium molybdate, cobalt chloride and silicon-manganese phosphate fertilizer. The efficient multi-element compound fertilizer has the advantages of promoting the growth of crops, improving the disease resistance of the crops, resisting falling, insect pests and frozen injury, improving the fertilizer effect, improving the soil, accelerating the growth of branches and leaves, reinforcing the photosynthesis, accelerating the growth of roots, enhancing the drought resistant capacity, improving the yield of the crops and improving the quality of fruits. The yield of grain crops is averagely increased by more than 26 percent, the yield of economic crops is averagely increased by more than 33 percent, and the yield of vegetable crops is averagely increased by more than 42 percent.

The invention discloses a method for harmlessly preparing fertilizer through carcasses. The method comprises the steps that carcass fragments are firstly subjected to heat treatment conversion in an acid environment, the reaction environment is controlled to enable animal fat to be converted into fatty acid, and animal skin, fur and meat are converted into amino acid and humic acid, and animal bones are converted into water-soluble calcium salt and phosphate; the fatty acid is separated, and alkali is added to left amino acid and humic acid mixed liquid for neutralization. Special equipment of the method comprises a carcass crusher, an acidizing reaction kettle, a fatty acid separator and a neutralization reaction kettle which are connected in sequence. The method has the advantages of free of pollution, fast, thorough, efficient, high in quality and the like.

The invention discloses a selenium-rich nutrient solution for a pear. The nutrient solution comprises, by weight, 20 to 30 parts of magnesium sulfate, 5 to 15 parts of zinc sulfate, 10 to 15 parts of copper sulfate, 10 to 25 parts of iron sulfate, 10 to 25 parts of urea, 8 to 15 parts of potassium sulfate, 10 to 15 parts of potassium dihydrogen phosphate and 25 to 40 parts of sodium selenite. Through application of the nutrient solution provided by the invention, selenium content of the pear can be substantially increased, production of the pear is promoted, net weight of fruit is increased, resistance of the pear to insect attack is enhanced, and attack by diseases and insect pests is reduced.

The sprayed fertilizer as one kind of biochemical fertilizer contains nitrogen fertilizer, phosphate fertilizer and potash fertilizer in 50-60 wt% as well as humic acid, trace elements, common elements, amino acids, biological bacterial preparation and foliage expanding agent in certain proportion. The sprayed fertilizer has the functions of activating enzyme, promoting leaf growth, raise chlorophyll, strengthening photosynthesis, promoting metabolish of carbohydrate, improving soil, raising crop's resistance, etc.

The invention also relates to a microorganism fertilizer. The composite microorganism preparation comprises the components based on the volume ratio: 5-15% of photosynthetic bacteria, 10-20% of bacillus subtilis, 15-35% of saccharomycete, 25-45% of thermophilic bacillus and 3-15% of actinomycete. The invention also relates to the application of the microorganism fertilizer in the aspects of improving the resistance of seeds, preventing plant diseases and insect pests, purifying the water quality of rice field and increasing the rice production, and a using method thereof. The invention also relates to the application of the microorganism fertilizer in the aspect of accelerating rice stubble rotten degree, and a using method thereof.

The invention discloses a control system of an LED plant light filling lamp. The control system comprises an LED plant light filling lamp control box, intelligent drivers and LED plant light filling lamp holders. The light filling lamp control box includes a CPLD master control chip, an LCD display panel, a button array or a touch pad circuit, an RAM memory, and a ZIGEBB communication interface; and the control box is used for receiving information transmitted by the intelligent drivers and sending instructions to all the intelligent drivers based on an analysis. The intelligent drivers, which employ red light and blue light twin channel PWM digital driving, comprises CPLD driven control chips, temperature sensors, red and blue brightness sensors and ZIGEBB communication interfaces. Each of the intelligent driver collects brightness and temperature information around the plant and sends the information to the control box as well as receives an instruction from the control box, so that 256-level digital control with a arbitrary proportion of red light to blue light is realized. According to the invention, an all-digital intelligent regulation and control technology is utilized; therefore, when necessary, light filling can be carried out on various plants in same space; meanwhile, centralized control of plant light filling lamps in a large range can also be realized.

The invention relates to a planting method for improving the sugar content of passion fruits. The variety of the planted passion fruits is 'Tainong No.1', and the planting method comprises the steps of land selection, soil preparation, planting, frame erection, reshaping and pruning, fertilizer and water management, field management and prevention and control of diseases and insect pests. By the adoption of the planting method for improving the sugar content of the passion fruits, a fertilizer containing sugar and fermentation broth prepared through fermentation of human excrete and containing a sugar fertilizer are irrigated in a drop mode before blooming and during fruit forming, the average single-fruit weight of produced passion fruits is 63 g, the maximum weight is 125 g, fruit juice is reddish yellow and has heavy flavor, the acidity is 2.14%, the sweetness is up to 30% Brix, the fruit juice rate is up to 34%, color and luster are bright, the yield is high, no pollution exists, and five-time harvesting can be performed in one year.

The invention discloses a high-yield cultivation method for peanuts, comprising the steps of fertilizer applying, seed drying, seed sowing, leaf fertilizer spraying and chemical control. In the invention, the steps are adopted to cultivate the peanuts so as to make soil nutrients comprehensive and rich and sowing density increased, fully meet the demands of the peanuts on nutrients due to additional fertilizer supplement by human labor and timely chemical control, and generate fertilizer response to the greatest extent, thereby the yield and the quality of the peanuts are greatly improved, and more than 600 kilograms of the peanuts per mu can be yielded.

The invention discloses a vegetable seedling substrate. A substrate raw material comprises, by weight, waste fungi bags, perlite, remote mountain humus soil, puffed cow dung, pine tree barks, and a Chinese medicine residue; the Chinese medicine residue is a mixture including pine needles, Radix stemonae, Eupatorium adenophora, Dendrobiumnobile, liquorices, and Codonopsispilosula, wherein the mixture is obtained through high-temperature aerobic fermentation processing. The three-phase equilibrium (solids, liquid, and air) optimum environment which can ensure growth and development of plant roots and is required by vegetables, can be established through the specific substrate raw material which has good physical and chemical properties by means of the optimum proportion; the soil is fertile and the cost is low by adoption of the remote mountain humus soil; the Chinese medicine residue including ample organic matters and ample inorganic matters, and nitrogen, phosphorus, and potassium which are required by plant growth, can improve the fertilizer efficiency of the seedling substrate and can kill bacteria; vermiculite and the perlite can change the permeability and the volume-weight of the seedling substrate, can absorb effective constituents of the Chinese medicine residue, and can play the effect of sustained release.

The invention relates to an organic biogas slurry nutrient solution with stable property and a production method thereof. The production method is characterized by comprising the steps of: selecting biogas slurry, low-rank coal or humic acid, straws and a bacillus culture solution as raw materials, mixing 70-85 parts of biogas slurry, 10-20 parts of low-rank coal or humic acid and 0-5 parts of straws and adding into a fermenting tank, inoculating 5-10 parts of bacillus culture solution and mixing uniformly, and fermenting at a temperature of 25-28 DEG C to obtain the organic biogas slurry nutrient solution. The organic biogas slurry nutrient solution is a complete organic matter and an environmental-friendly product without secondary pollution, has the advantages of rich nutrient substances, stable property and simple process, can be used as a growth regulating agent for promoting the development of a plant root system, and has the effects of stimulating the growth of the plant, promoting the photosynthesis, storing nutrition constituents, and being stored for a long time and transported in a long distance.

The invention belongs to a method for producing plant fertilizers, more particularly to a method for producing a solid-state Ca/Mg/Ti/Fe/S/N/Si compound fertilizer from water-quenched blast furnace slag. The invention is characterized in that: the raw materials include titanium oxide-containing water-quenched blast furnace slag, ammonium sulfate, ammonium hydrogen sulfate, ammonium pyrosulfate and ammonium persulfate; the method comprises the following steps: ball-milling Ti-containing water-quenched blast furnace slag to obtain powder of particle size of 60-160 micrometers, mixing the furnace slag powder with 3-20 times of one substance selected from ammonium sulfate, ammonium hydrogen sulfate, ammonium pyrosulfate, ammonium persulfate, or a mixture thereof, heating the resulting mixture up to 200-500 DEG C and maintaining the temperature for 10-65 min, and crushing clinkers to small pieces of 4-12 mm diameter. The invention utilizes Ti-containing water-quenched blast furnace slag and other raw materials to produce plant fertilizers, and thereby realizes environmental protection, Ti resource utilization and nutrient supplementation to plants.

The invention discloses special fertilizer for cultivating kiwi. The special fertilizer comprises the following ingredients in parts by weight: 50 to 80 parts of urea, 60 to 100 parts of ammonium dihydrogen phosphate, 10 to 35 parts of monopotassium phosphate, 30 to 50 parts of potassium sulfate, 20 to 40 parts of potassium nitrate, 15 to 25 parts of calcium nitrate, 5 to 20 parts of magnesium sulfate, 120 to 200 parts of an organic fertilizer, 0.5 to 1.2 parts of copper sulfate, 0.5 to 2 parts of ferrous sulfate, 0.2 to 1 parts of magnesium sulfate, 5 to 15 parts of sodium borate, 0.6 to 2 parts of zinc sulfate, 0.8 to 1.5 parts of sodium selenate, 0.8 to 2 parts of ammonium molybdate, 10 to 35 parts of astragalus smicus, 5 to 10 parts of amino acid and 1 to 5 parts of soil conditioner. The special fertilizer is scientific in formula, complete in nutrients, capable of improving the growth of kiwi, increasing the yield of the kiwi, improving the quality of kiwi fruits and preventing soil hardening, high in fertilizer utilization rate and capable of protecting the environment.

The invention discloses a complex microbial agent used for ocean trash fish fermentation, and a preparation method for an enzymatic fish protein amino acid water-soluble fertilizer. The complex microbial agent consists of any three or four types of bacillus licheniformis, bacillus subtilis, bacillus megaterium, bacillus cereus, lactic streptococci and saccharomyces cerevisiae. The preparation method for the enzymatic fish protein amino acid water-soluble fertilizer comprises the following steps of: before ocean trash fishes are transported, the ocean trash fishes are subjected to pretreatmentthrough the complex microbial agent, breaking, enzymolysis, fermentation through the complex microbial agent, separation, filtering and concentration. The enzymatic fish protein amino acid water-soluble fertilizer is rich in various active substances and trace elements, including micromolecule polypeptides, amino acids, vitamins and the like, can meet the nutrition requirements of fruit and vegetable crops, improves the growth performance of fruit and vegetable crops as well as the quality of fruits and vegetables, reduces the use amount of chemical fertilizers, improves the quality of soil, reduces soil problems, including soil secondary salinization and the like, and has a good economic benefit.

The invention discloses a tree nutrient solution, which comprises the following ingredients in percentage by weight: 20-25% of glucose, 10-15% of chitosan, 0.1-1% of cytokinin, 0.1-1% of polyamine, 0.01-0.1% of potassium hydroxide, 0.01-0.1% of ferric citrate, 0.01-0.1% of zinc sulfate, 0.01-0.15% of copper sulfate, 0.01-0.2% of ammonium molybdate, 0.03-0.1% of boric acid, 0.01-0.1% of cobalt chloride, 0.05-0.2% of vitamin C and the balance of water. The nutrient solution provided by the invention does not contain any harmful substance, and can not pollute the environment or cause damage to the human body after application; the preparation cost is low, the action time is long, and the nutrient solution can be widely used.

The invention belongs to the field of the manufacturing of organic fertilizers and discloses a method for producing an amino acid microbial organic fertilizer by using cassava residue and starch waste liquor. The method comprises the following steps of: dehydrating the cassava residue and the starch waste liquor until the final water content is 60 to 65 weight percent; adding 8 to 12 weight percent of humic acid, 3 to 7 weight percent of oil cake, 3 to 7 weight percent of rice bran and 0.3 to 0.5 weight percent of straw fermentation decomposing inoculant, and performing aerobic fermentation, wherein the fermentation temperature is 40 to 65 DEG C, and the fermentation cycle is 15 to 20 days; and uniformly mixing a functional strain which accounts for 3 to 5 percent of the total weight and is one or more of Bacillus mucilaginosus, bacillus subtilis, Bacillus licheniformis, Bacillus megaterium and Streptomyces jingyangensis, starch-containing waste liquor which accounts for 2 percent of the total weight and fermented residue, aerating the air and performing late curing for 5 to 7 days, and adding 1 to 3 percent of amino acid to obtain a finished product. Raw materials do not contain harmful bacteria and pathogens, harmful gas and odor are not generated in the fermentation, and the fertilizer can increase effect and stimulate plants to grow quickly.

The invention relates to a method and a system for producing biodiesel by cultivating microalgae by using urban sewage. According to the method and the system, a sewage treatment system is converted from a treatment technique to a production technique; high contents of organics and nutrients such as nitrogen and phosphorus in the urban sewage are conducive to mass propagation of the microalgae, so that the sewage is converted from pollutants to raw materials for the growth of the microalgae; CO2 circulation and O2 circulation are tightly combined through the establishment of an algal-bacterial symbiotic system, so that the growth of the microalgae is no longer dependent on an external carbon source, and meanwhile, the production cost is low due to the reduction of aeration systems in an aeration tank; the illumination in the aeration tank is abundant due to the use of a photosynthesis component, which is conducive to the photosynthesis of the microalgae; and the subsequent sludge quantity is small due to the use of efficiently-degraded strains.

The invention discloses a plant nutrient solution. The plant nutrient solution is made by mixing, by weight, 370 parts of monoammonium phosphate, 150 parts of potassium nitrate, 60 parts of zinc phosphate, 30 parts of copper sulfate, 10 parts of ferrous sulfate, 15 parts of magnesium sulfate, 10 parts of manganese sulfate, 15 parts of borax, 7 parts of ammonium molybdate, 30 parts of fresh pea juice, 1000 parts of a component A, 33 parts of fresh aloe juice, 90 parts of a component B, 100 parts of fulvic acid and 80 parts of amino acid. The plant nutrient solution can effectively promote absorption of major elements by plants, and absorption of major elements by plants can be higher than 90%. Soil improvement, phosphate solubilization, nitrogen solubilization can be realized to improve soil regenerability, enhance photosynthesis and promote root growth, and secondary utilization of fertilizers can be effectively improved. Further, pesticide residue on the plants can be effectively reduced, and the planting structure of following crops can be adjusted.

The invention discloses a multifunctional bio-organic fertilizer and a preparation method thereof, and relates to the technical field of agricultural fertilizers. The multifunctional bio-organic fertilizer is prepared from the following raw materials in parts by weight: 40-60 parts of forestry and agricultural residues, 10-16 parts of active humic acid, 5-15 parts of degreased tea-seed pancake, 0.5-1.5 parts of expanded vermiculite, 0.2-0.8 part of abscisic acid, 0.2-0.8 part of zymophyte, 0.2-0.8 part of beneficial bacterium, 0.2-0.8 part of degrading bacteria, 5-9 parts of urea, 8-12 parts of calcium magnesium phosphate fertilizer, 4-8 parts of potassium sulfate, and 0.5-1.5 parts of medium and trace element. The multifunctional bio-organic fertilizer has the characteristics that the nutritional elements for plant growing are contained; the organic substances are rich; in addition, the contaminated oil can be remediated; the soil structure can be activated; the multifunctional bio-organic fertilizer is applicable to the planting of crops such as rice of southern China, vegetables, watermelon, tobacco, fresh ginger, rape and tea, fruits such as naval orange, grapefruit and pear, garden nursery stock and flowers.