1307 results about "Nutrient content" patented technology

The invention discloses a self-adaptive intelligent device system for water ecological restoration and water quality improvement, and particularly relates to the field of water ecological restoration, the self-adaptive intelligent device system comprises a monitoring module, a control module, a restoration module, an energy supply module and a remote communication module, and the modules are connected through signals; the monitoring module is used for monitoring the temperature, the pH value, the dissolved oxygen, the turbidity and the nutritive salt content of the water body in real time as well as the water level change, the water flow speed and the meteorological conditions; the control module analyzes and processes the monitoring data, automatically generates a control instruction according to a preset target and rule, and adjusts the operation parameters and the working state of the repair module; the restoration module is used for restoring the water body; the energy supply module is used for providing stable and reliable energy supply for the whole device system. The change trend of the water quality parameters can be predicted in advance, so that the system can take measures in advance, manual intervention is reduced, and the automation degree and the operation efficiency of the system are improved.

The invention provides a remote sensing data analysis-combined fertilizer proportion management method and system, and relates to the technical field of remote sensing data, the method comprises the following steps: using an unmanned aerial vehicle to shoot an original data set of crops in a key growth period of a target field, and preprocessing the original data set to obtain a remote sensing image set; calculating a vegetation index according to the remote sensing image set, and generating a vegetation index map in combination with GIS software; obtaining a soil nutrient content data set and a crop nutrient content data set; performing correlation modeling on the crop nutrient content data set and the vegetation index map by using a random forest regression algorithm, and performing nutrient inversion calculation on the target field by using the model to obtain a nutrient spatial distribution map; generating a fertilizer ratio decision; spatial expression is carried out on the decision result through GIS software, and a digital fertilization prescription map is obtained. The technical problems of low efficiency, large error, incomplete coverage and slow response in the prior art are solved.

The invention relates to the field of environment and agricultural biotechnology, in particular to an application of a composite phosphate-solubilizing bacterial agent in promoting wheat growth, which is characterized in that germinated wheat is cultivated firstly, then the germinated wheat is placed in soil mixed with the composite phosphate-solubilizing bacterial agent to be cultivated, and then the germinated wheat is cultivated in soil mixed with the composite phosphate-solubilizing bacterial agent. Furthermore, the growth of wheat is promoted by the cooperation of enterobacter hormaechei HS6, pantoea agglomerans CT3 and wheat bran in the compound phosphate-solubilizing bacterium agent. Wherein the enterobacter hormaechei HS6 and the pantoea agglomerans CT3 can efficiently convert insoluble phosphorus in the soil into soluble phosphorus, the utilization rate of phosphorus in the soil is effectively increased, the use amount of chemical phosphate fertilizer is reduced, nutritional ingredients are increased for the soil, the physical and chemical properties of the soil are improved, wheat growth can be well promoted, and the application prospect is good.

The invention relates to the technical field of agricultural irrigation, and discloses an intelligent agricultural water-saving irrigation and fertilization device which comprises an irrigation box, sliding rails, an irrigation assembly, a self-walking stirring assembly, a scraping and blowing assembly and a cylindrical filter part, the irrigation box is arranged on the two sliding rails, the cylindrical filter part is arranged in the irrigation box, the irrigation assembly is installed on one side of the irrigation box, and the self-walking stirring assembly is installed on the other side of the irrigation box. The spraying device is used for spraying water and fertilizer to crops; the self-walking stirring assembly comprises a rolling wheel, a rod type stirring piece and a driving piece. Water-soluble fertilizer water beads on the surfaces of seedlings are scraped and blown through the scraping and blowing assembly, water-soluble fertilizer attached to the surfaces of leaves and stalks of the seedlings can be effectively removed and shaken off to the bottoms of the seedlings, and therefore waste of the water-soluble fertilizer is reduced, meanwhile, the water-soluble fertilizer can directly act on root systems of the seedlings and is fully absorbed by crops, and the water-soluble fertilizer can be applied to the roots of the seedlings. The utilization rate of the water-soluble fertilizer is increased, and the problem of volatilization of nutritional ingredients caused by strong quick-acting property and short lasting period of the water-soluble fertilizer is reduced.

The invention discloses a winter wheat field soil fertility evaluation data processing method based on comprehensive weight calculation, and relates to the technical field of data processing, and the method comprises the steps: S1, collecting nutrient content and moisture retention data from field soil through a sensor network, performing grouping processing on the acquired nutrient content and moisture retention data by adopting decision node splitting and entropy calculation to obtain a soil fertility layering result; s2, according to a soil fertility layering result, acquiring root depth and leaf moisture content indexes of the winter wheat in different layers of soil from crop monitoring equipment, analyzing association strength of the root depth and leaf moisture content indexes and fertility layering by adopting leaf node classification and feature selection standards, and determining a fertility contribution coefficient; according to the winter wheat field soil fertility evaluation data processing method based on comprehensive weight calculation, efficient resource allocation and stable yield are realized, and the drought resistance and resource utilization efficiency of winter wheat in a drought environment are remarkably improved.

The application discloses a kind of traditional Chinese medicine rose flower fermentation method and fermentation composition, it is related to fermentation technical field.The traditional Chinese medicine rose flower fermentation method includes: traditional Chinese medicine rose flower is crushed, mixed with water, and after sterilization, fermentation base material is obtained, yeast peptone solution is added, as blank fermentation pre-liquid;Activated rhamnolipid lactose casein bacillus liquid is inoculated in blank fermentation pre-liquid, and fermentation is carried out.The traditional Chinese medicine rose flower fermentation method provided by the application uses traditional Chinese medicine rose flower as raw material, and utilizes activated rhamnolipid lactose casein bacillus liquid to ferment, without adding exogenous sugar in the fermentation process, but before fermentation, yeast peptone is added first, the addition of yeast peptone can supplement nitrogen source for the fermentation process of subsequent activated rhamnolipid lactose casein bacillus liquid, so that the nutrient content of fermented rose flower is more, and component conversion is more thorough.It is favorable to improve the DPPH free radical scavenging rate, total phenol content and antioxidant property of fermentation composition.

The invention belongs to the technical field of biology, and particularly relates to plant growth promoting performance of two alkali-producing strains, namely, Plutalophilous rhizobium and Pseudomonas moorsei, and application of the two alkali-producing strains to cadmium fixation and fertility increase of soil. The invention provides a multifunctional alcaligenes, which is any one of the following strains: Pentazobacterium mionense WW22, the preservation number of which is CGMCC (China General Microbiological Culture Collection Center) No. 27718, and the preservation number of which is CGMCC No. 27718. The invention discloses pseudomonas mohnii WW2, and the preservation number of the pseudomonas mohnii WW2 is CGMCC (China General Microbiological Culture Collection Center) No.27716. The invention also provides application of the strain for fixing cadmium and increasing fertility. The strain disclosed by the invention can promote the reduction of the effectiveness of cadmium in soil and increase the nutrient content in the soil, provides a technical basis for ensuring the safe production and utilization of crops in a cadmium-polluted farmland, and has a wide application prospect.

The invention relates to the technical field of agricultural precise management, and discloses an unmanned aerial vehicle precise variable rate fertilization method, which comprises the following steps: collecting vegetation indexes and color feature data of crops in a target plot through an unmanned aerial vehicle carrying a multispectral sensor and an RGB camera; acquiring soil characteristic data of the target land parcel, wherein the soil characteristic data comprises nitrogen, phosphorus and potassium nutrient content, humidity and pH value in soil; the invention further provides an unmanned aerial vehicle precise variable rate fertilization system which comprises a data acquisition module, and the data acquisition module is configured to acquire vegetation indexes, color characteristics, soil characteristics and meteorological data of the target land parcel through a multispectral sensor, an RGB camera, a soil sensor and a meteorological sensor carried by the unmanned aerial vehicle. Through multi-source data fusion, dynamic fertilization adjustment and path optimization, precise variable fertilization is realized, the fertilizer utilization efficiency is improved, the scientificity and efficiency of fertilization operation are improved, and meanwhile, the environmental influence is reduced.

The invention provides linseed oil rich in vitamin E and capable of enhancing linolenic acid activity and a preparation method of the linseed oil, and belongs to the technical field of edible oil processing. The preparation method of the flaxseed oil comprises the following steps: mechanically polishing and degumming flaxseeds, and then carrying out microwave thermal refining and low-temperature squeezing to obtain virgin flaxseed oil and a squeezed cake; adsorbing and deacidifying the primary oil through modified diatomite to obtain refined oil; carrying out ethanol solution ultrasonic extraction and supercritical CO2 extraction on the pressed cake to obtain a high-purity vitamin E extract; and finally, mixing the extract with the refined linseed oil to obtain the linseed oil. Through the whole-process low-temperature, physical adsorption and efficient extraction and purification process, the retention rate and enrichment degree of vitamin E are remarkably improved, meanwhile, nutritional ingredients such as alpha-linolenic acid are effectively protected, use of synthetic antioxidants is avoided, and the product has the advantages of being high in oxidation stability, good in safety, excellent in sensory quality and the like and is suitable for industrial production. The edible oil is suitable for being used as a nutritional supplement, edible oil or food additive.

The invention discloses a low-carbon freshwater fish feed added with fermented bamboo powder and application of the low-carbon freshwater fish feed, and belongs to the technical field of aquatic animal feeds. The low-carbon freshwater fish feed capable of reducing the fat rate of fish bodies and / or reducing nitrogen and phosphorus emission is prepared from the fermented bamboo powder, and the content of vitamins, enzymes and growth factors in the feed can be increased by adding the fermented bamboo powder, so that the freshwater fish bodies have good anti-pathogenic activity; the absorption and utilization of the freshwater fish on nutritional ingredients and fiber-rich ingredients in the feed are improved, so that the aim of reducing the emission of nitrogen and phosphorus is fulfilled; meanwhile, the fermented bamboo powder is used for partially replacing soybean meal in the freshwater fish feed, so that the dosage of feed raw materials such as the soybean meal is reduced, the intestinal health of the freshwater fish is improved, the muscle quality of the freshwater fish is improved, the earthy smell in muscles is reduced, the body type of the freshwater fish is also improved, and the fat content in abdominal muscles is reduced.

The invention relates to the technical field of agricultural fertilizers, and particularly discloses a polypeptide fish protein flushing water-soluble fertilizer and a preparation method thereof, the water-soluble fertilizer is prepared from the following raw materials: unrotten small fish or fish sewer, edible cane sugar or brown granulated sugar, a self-prepared fish protein enzymolysis agent, a self-prepared fish protein anaerobic fermentation inoculant and water; the preparation method comprises an enzymolysis stage and a fermentation stage. The compound fertilizer can be used as a nitrogen fertilizer to replace a traditional chemical nitrogen fertilizer, or is matched with a trace element fertilizer in a compound fertilizer to be used in crop planting; the water-soluble fertilizer has the beneficial effects that the water-soluble fertilizer can supplement soil protein amino acid fertilizer nutrition and increase the content of nutritional ingredients in crops, fermented polypeptide micromolecule sugar can be directly absorbed by the crops to improve the taste, ecological organic planting is realized, meanwhile, the planting cost is reduced, and the water-soluble fertilizer is suitable for fruit and vegetable planting families, farms, picking gardens, greenhouse farmers and the like, is simple and easy to operate, and is suitable for popularization and application. Raw materials are easy to collect, low in cost and obvious in effect.

The invention discloses a feed for improving earthworm breeding yield and a preparation method thereof, and belongs to the technical field of earthworm breeding, the feed comprises the following components: 30-50 parts of fermented livestock and poultry manure, 20-30 parts of crop straw, 10-20 parts of soybean curb residue, 10-15 parts of corn flour, 5-10 parts of wheat bran, 3-5 parts of bone meal, 2-4 parts of shell powder, 0.5-1 part of a microbial agent, 1-2 parts of brown sugar, and a proper amount of water. The fermented livestock and poultry manure is rich in various mineral elements and organic nutrients such as nitrogen, phosphorus and potassium, and is an important source of nutrients required by earthworm growth; the crop straws are rich in cellulose and can promote intestinal peristalsis of the earthworms and help digestion; the soybean curb residues, the corn flour and the wheat bran are rich in nutritional ingredients such as protein and carbohydrate, and sufficient energy is provided for the earthworms; the bone meal and the shell powder contain a large amount of mineral substances such as calcium and phosphorus, so that the development of bones and bodies of the earthworms is facilitated; the microbial agent can regulate microbial flora in the feed and promote the absorption and utilization of the earthworms to nutrient substances.

The invention discloses a brassica rapa imago feed and a preparation method thereof, and belongs to the technical field of insect breeding. The Eye spot Brassica rapa adult feed comprises 11 to 15 parts of casein, 1 to 3 parts of Webster salt, 4 to 6 parts of cane sugar, 9 to 12 parts of cellulose powder, 0.2 to 0.4 part of L-cysteine, 0.2 to 0.3 part of choline chloride, 0.08 to 0.1 part of inositol, 0.325 to 0.4 part of composite vitamin, 2 to 3 parts of a nutritional ingredient ethanol solution, 12 to 14 parts of a nutritional ingredient aqueous solution, 1 to 2 parts of honey, 2 to 3 parts of agar powder, 0.03 to 0.04 part of cholesterol, 33 to 67 parts of apple jam, 0.3 to 4 parts of royal jelly and 80 to 120 parts of water. In addition, the invention also provides a preparation method of the feed for the Eye spot Brassica rapa imagoes. The feed for the Eye spot Brassica rapa adults can prolong the life of the adults and improve the egg laying amount at the same time.

The invention relates to a mine solid waste-based composite saline-alkali soil modifier as well as a preparation method and application thereof, and belongs to the technical field of soil remediation and solid waste recycling. The modifier is prepared from volcanic rock solid waste, rice husk and mussel shell as raw materials through oxalic acid activation, microbial fermentation carbonization and humic acid chelation, and comprises 50-70 parts of activated stone powder-containing porous particles, 20-30 parts of rice husk-based charcoal, 10-20 parts of humic acid chelated magnesium-calcium powder and 3-5 parts of a composite binder. The preparation method comprises the following steps: ultrasonically activating the stone powder oxalic acid, and puffing and granulating with the binder; inoculating the rice hulls with salt-tolerant bacillus and actinomycetes for aerobic fermentation and carbonization; and the shell is activated by oxalic acid and then is loaded with a humic acid calcium magnesium compound. The modifier is applied according to 50-200kg / mu, so that the nutritional ingredients and the air permeability can be improved. According to the method, solid waste recycling, solid waste consumption and landfill cost and CO2 emission reduction are achieved, and the method is suitable for ecological restoration of the coastal saline-alkali soil and has both environmental protection and economic benefits.

The invention provides a cooking control method, device and system and a storage medium. The cooking control method comprises the following steps: acquiring image information of a cooking utensil in which a target cooking food material is placed; determining initial nutritional ingredient information of the target cooking food material based on an image recognition result of the image information; in the cooking process, the current operation parameter information of the cooking utensil and the current state parameter information of the target cooking food material are monitored; performing nutrient loss prediction based on the initial nutrient information, the current operation parameter information and the current state parameter information to obtain estimated nutrient information; and adjusting a preset cooking strategy based on the target nutrition information and the estimated nutritional ingredient information to obtain a target cooking strategy. According to the invention, image recognition can be carried out on the target cooking food material, the target cooking food material is automatically monitored and the nutritional ingredients are tracked and predicted, the prediction accuracy is high, and the content of the residual nutritional ingredients after cooking can be increased.

The invention discloses a preparation method of avocado soup rich in eucommia ulmoides seeds, which comprises the following steps: modifying chickpea protein isolate (CPI) through dynamic high-pressure microjet (DHPM), assisting grafting modification of CPI and arabinose (AB) by DHPM, preparing nano-emulsion rich in eucommia ulmoides seed oil by using the modified chickpea protein isolate (CPI) as an emulsifier, and adding the nano-emulsion into the avocado soup to improve the fat-soluble nutrient content of the avocado soup.

The invention is suitable for the technical field of laying hen feed preparation, and particularly relates to a laying hen feed preparation method which comprises the following steps: acquiring nutritional ingredient data of various feed raw materials; dividing the nutritional ingredient data to obtain a first type of nutritional ingredient data of each raw material and a second type of nutritional ingredient data of each raw material; combining the first type of nutrition component data of each raw material according to the nutrition complementarity of each raw material to obtain combined nutrition data corresponding to the first type of nutrition component data; performing quantitative proportioning on the combined nutrition data to obtain a main ingredient group, and performing quantitative proportioning on the second type of nutrition component data of each raw material to obtain an auxiliary ingredient group; and preparing based on the main ingredient group and the auxiliary ingredient group to obtain the final formula. The preparation method of the laying hen feed provided by the invention can solve the technical problem that the calculated formula is optimal in theoretical cost, but the actual feeding effect is not optimal, so that the egg laying quality is low.

The invention provides a microbial agent type bio-organic fertilizer capable of improving continuous cropping tobacco planting soil hardening and a preparation method of the microbial agent type bio-organic fertilizer, and belongs to the technical field of organic fertilizers. The microbial agent type bio-organic fertilizer capable of improving continuous cropping tobacco planting soil hardening comprises the following raw materials: an organic material, a microbial agent, an inorganic nutritional ingredient, vinasse and an additive, wherein the organic material is composed of livestock and poultry manure, crop straw, tobacco waste and a fermentation inoculant; the additive is prepared from humic acid, seaweed extract and amino acid. The organic fertilizer contains rich organic materials and humic acid, the content of organic matters in soil can be increased, the granular structure of the soil can be improved, the growth of soil-borne pathogenic bacteria can be inhibited by the added multiple beneficial microorganisms, the micro-ecological environment of the soil can be improved by the photosynthetic bacteria, and the incidence rate of diseases such as tobacco black shank and bacterial wilt can be reduced.

The invention discloses a production device and a production method of a flower and fruit promoting vitamin E waste liquid fertilizer, and relates to the technical field of vitamin E fertilizer production.The production device comprises a fermentation workbench, a fermentation bottom cylinder, a fermentation treatment cylinder, a filtering treatment area, a pH adjusting treatment area, a drying treatment area and a smashing treatment area; the filtering treatment area, the pH adjusting treatment area, the drying treatment area and the crushing treatment area are respectively positioned on two sides of the fermentation workbench, and the bottom end of the fermentation bottom cylinder is fixedly connected with the top end of the fermentation workbench. By arranging the stirring and wall scraping mechanism and the extrusion adjusting mechanism, intermittent extrusion can be conducted on the strain feeding pipe, intermittent feeding of microbial strain materials is promoted, accumulation caused by continuous and direct feeding is avoided, and the microbial strain materials can be stirred and dispersed conveniently under the action of stirring and wall scraping. The organic substances in the vitamin E waste liquid are decomposed and converted into nutrient components which can be absorbed by plants by fully contacting with the organic substances in the vitamin E waste liquid, so that the biological fermentation efficiency is improved.

The invention discloses a processing technology of a quinoa seedling bud green juice bubble functional beverage, and belongs to the technical field of beverage processing. Comprising the steps of raw material pretreatment, crushing and juicing, filtration treatment, enzyme deactivation treatment, blending, sterilization treatment and carbonation treatment. In the filtering process, a product obtained after juicing is filtered through a 200-400-mesh filter screen and then filtered through a filter material; the filter material comprises modified PVDF (polyvinylidene fluoride), modified chitosan, modified MOFs (metal organic frameworks) and modified titanium dioxide. The modified MOFs are obtained by acetylating MOFs and then modifying the MOFs with a silane coupling agent; the modified PVDF is obtained by sequentially grafting sulfobetaine metacrylic acid ester, polyethylene glycol metacrylic acid ester and alkyl acrylate on PVDF; the modified chitosan is obtained by sequentially grafting PEG-acrylic acid and methyl methacrylate to chitosan; the modified titanium dioxide is obtained by modifying titanium dioxide through a silane coupling agent. The chenopodium quinoa seedling buds are made into the bubble functional beverage, so that the beverage is endowed with good taste; the filter material can reduce loss of protein and polyphenol and effectively retain nutritional ingredients.

The invention relates to the technical field of tomato juice processing, in particular to flavor-improved NFC tomato juice, a preparation method thereof and compound juice. The invention provides flavor-enhanced NFC tomato juice, a preparation method thereof and composite fruit juice. The tomato NFC beverage prepared by the preparation method is bright in color, mellow and fine in taste, appropriate in sugar-acid ratio, moderate in viscosity and weakened in layering phenomenon by utilizing specific ultrasonic treatment and ultrahigh-pressure non-thermal sterilization processes, and the flavor of tomato raw materials and the flavor of tomato juice, especially the characteristic flavor of tomatoes, are enhanced under the condition of no additives. In addition, various nutrient substances in the tomatoes are reserved to the maximum extent, and the special color, flavor and nutrient components of the product are still kept in the storage period.

The invention provides an edible fungus cultivation material with pilose antler mushroom residues as a raw material and application of the edible fungus cultivation material, and belongs to the technical field of edible fungus cultivation. The invention provides an edible fungus cultivation material taking pilose antler mushroom dregs as a raw material, which is characterized by comprising the following components in percentage by mass: 70-90% of pilose antler mushroom dregs and 10-30% of chaff. The edible mushroom cultivation material prepared from the pilose antler mushroom residues is applied to artificial cultivation of straw mushrooms, tricholoma matsutake and bamboo fungi, can effectively reduce the production cost of the straw mushrooms, the tricholoma matsutake and the bamboo fungi, can improve the yield of the mushrooms and the utilization value of the pilose antler mushroom residues, can also improve the nutritional ingredients and microbial structures of soil, and plays a role in partially replacing chemical fertilizers.

The invention relates to the technical field of nutritious food configuration, and discloses a system and a method for configuring personalized nutritious food, and the method for configuring personalized nutritious food comprises the following steps: collecting spectral characteristic data and chemical component data of a food material sample by adopting a hyperspectral imaging and mass spectrum combined technology, and obtaining holographic chemical fingerprint information; processing the collected spectral data by using a multi-scale feature extraction algorithm, extracting multi-level feature information of the food materials, and carrying out standardization and dimension reduction processing on the feature data; according to the method, high-precision prediction of the nutrient content of the food material is realized through combination of hyperspectral imaging and mass spectrometry technologies and a deep learning model, so that the nutrient content prediction accuracy and the configuration scheme accuracy are improved, the nutrient balance achievement rate is also improved, and meanwhile, the limitation of a static database is broken through; real-time nutritional ingredient analysis of any food material is achieved, the method can adapt to individual differences and freshness changes of the food materials, and accurate configuration based on actual food material characteristics is provided.

The invention provides a soil comprehensive nutrient evaluation method and device based on a satellite remote sensing image, equipment and a medium. The method comprises the following steps: acquiring a Sentinel-2 multispectral image, cultivated land vector boundary data and actually measured soil nutrient data of a target area; establishing a multiple linear regression model by utilizing the wave band reflectivity of the Sentinel-2 multispectral image and actually measured soil nutrient data, generating a region-level nutrient content grid map, and extracting a nutrient content grid map of soil in a cultivated land range of a research region; classifying the grid map by adopting a spatial constraint natural breakpoint method clustering target function; a three-digit decimal code is adopted to represent a grading result, a soil comprehensive nutrient spatial distribution diagram is generated, coordinated color matching is set, various areas and proportions of soil comprehensive nutrients are counted, and fertilization suggestions are given, so that the defects of single sensing dimension and disjunction of decision support during remote sensing monitoring of the soil nutrients are overcome; and a closed loop serving precision agricultural practice is difficult to form.

The invention relates to the technical field of food processing, in particular to a steamed stuffed bun containing rumex hanus powder and a production process of the steamed stuffed bun. In order to solve the technical problem, the technical scheme provided by the invention is as follows: the steamed stuffed bun containing the rumex hanus powder is prepared by mixing the following raw materials by weight: 80-160kg of wheat flour, 1-7kg of rumex hanus powder, 400-800g of high-activity dry yeast and 180-240g of dietary alkali. The rumex hanus steamed stuffed bun has the beneficial effects that the rumex hanus steamed stuffed bun is rich in nutrition: by adding rumex hanus powder, various nutritional ingredients of rumex hanus are blended into the steamed stuffed bun, so that the nutritional value of the steamed stuffed bun is greatly improved, and the requirements of consumers on healthy diet are met; the reasonable raw material ratio and the standard production process ensure that the steamed stuffed bun has good taste and texture, not only keeps the softness of the traditional steamed stuffed bun, but also is endowed with unique flavor; all links in the production process are strictly controlled, and the quality stability of steamed stuffed bun products is ensured from raw material treatment to finished product packaging.

The invention relates to the technical field of heating jackets, and particularly discloses a recyclable packaged beverage portable heating jacket which comprises a heating jacket body. A heat conduction mechanism is installed on the bottom inner wall of the heating jacket body, a zipper type sealing cover or a magnetic type sealing cover is installed at the top end of the heating jacket body, and two spiral flow guide grooves are formed in the side inner wall of the heating jacket body. Through cooperative work of the mounting base, the mounting groove, the avoiding groove, the elastic buckle and the heat conducting piece, rapid replacement of the heating sleeve is achieved through the clamping design of the heat conducting piece, the heating sleeve can be compatible with various beverage packaging forms, packaged beverages can be soaked in hot water to be heated in a full-wrapping mode through the heating sleeve, and then through heat conduction of the heat conducting piece, the packaging effect is good. The two reverse spiral flow guide grooves are matched to guide hot water to flow along a spiral path to form convective circulation, so that the temperature difference between the center and the edge is reduced when drinks are heated, the risk of nutritional ingredient damage caused by local overheating is eliminated, and the heating jacket completely depends on hot water heat transfer without a battery or a power supply.

The invention relates to the field of fertilizers, in particular to a special fertilizer for disease-resistant crops and a preparation method thereof.The special fertilizer comprises a nutrient core, a microbial agent coating and a medium trace element coating from inside to outside; the nutrient core comprises the following components in parts by weight: 35-40 parts of a nitrogen fertilizer, 20-25 parts of a phosphate fertilizer, 15-20 parts of a potassium fertilizer, 3-5 parts of a synergist and 1-1.5 parts of molasses; the microbial agent coating layer comprises 1-2 parts of a liquid microbial solution, 1-2 parts of a microbial protective agent and 3-5 parts of a microbial agent carrier; the medium trace element coating layer comprises 5-10 parts of a medium trace element fertilizer and 0.8-1.6 parts of a coating agent. According to the disease-resistant crop special fertilizer provided by the invention, the medium trace elements are added in an external wrapping manner, so that the condition that the effectiveness of nutritional ingredients is reduced due to chemical reaction between metal cations of the medium trace elements and phosphate ions in a phosphate fertilizer in a fertilizer production process is avoided.

The present application belongs to the technical field of medical care, and particularly relates to a nutrient solution delivery device for assisting in nursing of esophageal cancer patients, which comprises a mounting seat, the inside of the mounting seat is provided with a fixing part, the fixing part can extrude and fix the nutrient bag placed inside to avoid the nutrient bag from deviating during the operation of the equipment; the inside of the fixing part is provided with a driving part, the driving part moves back and forth inside the mounting seat, the driving part can extrude the nutrient solution inside the nutrient bag to flow during the back and forth movement; the inside of the driving part is further provided with a stirring part which rotates, the stirring part can rotate by using the power of the back and forth movement of the driving part, and the rotation of the stirring part further promotes the flow of the nutrient solution inside the nutrient bag; the inside of the mounting seat is provided with a delivery part. The present application uniformly heats the nutrient solution and delivers it into the gastrointestinal tract of the patient, the warm nutrient solution can promote blood circulation and increase the peristalsis of the intestinal tract, which is helpful to improve the digestion and absorption rate of the nutrient components.

The invention discloses a seed coating containing an arbuscular mycorrhizal inoculant. The seed coating is prepared from the following components in parts by weight: 25 to 35 parts of the arbuscular mycorrhizal inoculant, 35 to 45 parts of a soil conditioner, 15 to 20 parts of talcum powder and 15 to 20 parts of polyvinyl acetate. The invention further provides a preparation method of the seed coating containing the arbuscular mycorrhizal inoculant and application of the seed coating to reduction of soil heavy metal pollution, increase of disease resistance and stress resistance of crops and promotion of crop growth. The seed coating containing the arbuscular mycorrhizal inoculant wraps the surfaces of plant seeds, provides good nutritional ingredients for growth and development of the seeds, and is beneficial to improving the germination rate of the seeds under heavy metal cadmium stress, reducing soil heavy metal cadmium pollution, improving soil quality, increasing soil fertility and improving disease resistance and stress resistance of crops; growth of seedlings is promoted, and crop quality and yield are improved.

The invention discloses a compound feed for improving the survival rate of juvenile macrobrachium rosenbergii, and belongs to the technical field of aquatic animal breeding. The fish meal, the soybean meal, the fermented soybean meal, the algae, the starch, the fat, the compound amino acid, the compound vitamin, the mineral substances and the immune polysaccharide are used as raw materials, the fish meal, the soybean meal and the fermented soybean meal are used for providing protein needed by growth of the juvenile shrimps, and the soybean meal and the fermented soybean meal can replace part of the fish meal, so that healthy growth of the juvenile shrimps is guaranteed, and meanwhile, the feed cost is reduced; the addition of algae, immune polysaccharide and compound amino acid can enhance the immunity and anti-stress ability of the juvenile shrimps, and also can improve the utilization rate of protein and other nutritional ingredients, thereby improving the feed efficiency; meanwhile, starch, fat, multivitamins and mineral substances are added to provide nutritional ingredients for healthy growth of the juvenile shrimps, and rapid growth and healthy development of the juvenile shrimps are promoted; and the survival rate of juvenile macrobrachium rosenbergii is increased through the combined action of the components.