57results about How to "Scientific and reasonable management" patented technology

The invention discloses an automatic flower planting device, which comprises a square frame, a universal slider system capable of moving up and down, left and right along the frame, a reel ceiling cloth, a planting operation head on the slide system, a plurality of sensing detectors and a control circuit. Potted flowers are arranged in the frame, the environmental data and flower status information are acquired by the sensing detectors, and analyzed by a central processor in the control circuit, and the automatic and intelligent planting management for the potted flowers is conducted by moving the planting operation head and covering the ceiling cloth, or the data is sent to a long-range computer and mobile phone by a wireless transmission circuit to be monitored, so that the situation that the flowers wilt or grow poorly due to lake of long-time care or right planting knowledge for people busy with work is avoided is avoided, and each flower can be scientifically and reasonably managed according to the acquired environmental data; compared with the existing automatic watering and flower planting device of a single flowerpot, the automatic flower planting device is powerful in functions, and the planting management of various potted flowers can be realized simultaneously.

A submerged arc furnace transformer load monitoring and recording device comprises a first voltage transformer, a current transformer, a squirrel-cage hollow current transformer, a second voltage transformer and a monitoring and recording unit. The first voltage transformer and the current transformer are mounted on the primary side of a submerged arc furnace transformer; and the squirrel-cage current transformer and the second voltage transformer are mounted on the secondary side of the submerged arc furnace transformer. Besides, the first voltage transformer and the current transformer on the primary side of the submerged arc furnace transformer are connected with the monitoring and recording unit through a first electric parameter acquisition module, the squirrel-cage hollow current transformer on the secondary side of the submerged arc furnace transformer is connected with the monitoring and recording unit through a comprehensive conditioning module and a second electric parameter acquisition module sequentially, and the second voltage transformer is connected with the monitoring and recording unit through a second electric parameter acquisition module. The submerged arc furnace transformer load monitoring and recording device utilizing the squirrel-cage hollow current transformer has the advantage that current flow and balance of each short network can be monitored accurately and operation reliability can be improved greatly.

The invention provides a smart locker, comprising an input device, a display device, a CPU (central processing unit), a memorizer, a user recognition device and a locker body. The CPU is respectively connected with the input device, the display device, the memorizer, a gravity sensor, the user recognition device and an electric control lock, and when doing rush repairs at night or in holidays and festivals, a recipient inputs a material needing to be gotten and corresponding number via the input device, and conducts identity authentication through the user recognition device. The electronic control lock is controlled to open the door of the cabinet, and the recipient gets the corresponding material. The smart locker provided by the invention enables the warehouse management of a power supply station to be more scientific and reasonable, especially for doing rush repairs at night or in holidays and festivals and under the condition that a leader for examination and approval or a warehouse keeper is absent, and the smartcabinet can realize fastness and convenience very well, which are brought by unattended operation and automatic material getting.

The invention provides a grape planting method. The grape planting method comprises the steps of cutting shoot selecting, seedling land preparing, transplanting and managing. According to the grape planting method, pit manure, organic fertilizer and inorganic fertilizer are combined together to be used, the organic fertilizer is taken as a main fertilizer source, and nutrient substances needed in the grape growing process are guaranteed by supplementing the inorganic fertilizer; through fine management on grape seedlings, pest and disease damage is prevented from occurring, and the using variety and number of pesticides are decreased; cutting-shoot asexual reproduction is adopted, material obtaining is precise, management is scientific and reasonable, and the taste and plumpness of grapes are effectively kept while the grape yield is not decreased.

The invention discloses a rapidly-assembled intelligent picking system for orchards. A slider is slidably connected at the top of a rail, the top of the slider is rotatably connected at the bottom ofa locomotive through a bearing, and a fruit collection device is connected at the top of the locomotive through a lifting device. According to the system, the rail guides the locomotive to walk, so that the system can adapt to different land forms of the orchards, paths can be freely combined, the system can effectively solve complicated geography conditions of the orchards, a plurality of pickersare assembled on the rail to run and instantly used after being assembled, and the orchards can be scientifically and reasonably managed when the burden of fruit farmers is relieved. The system is provided with a fruit collection device, picked fruits are conveniently stored, the system picks fruits by a manipulator, the fruits can be rapidly picked, picking speed is improved, and the system is provided with a pesticide spraying device, so that the system can conveniently spray pesticides.

Provided is a method for cultivating mulberries efficiently. According to fertilizer needed by various growth cycles of the mulberries, the fertilizer is made into a nutrient solution, then super absorbent polymer absorbs the nutrient solution by means of the function that the super absorbent polymer can absorb hundreds of times of water repeatedly, accordingly a solid-state nutrient solution is formed, finally, planting ditches are formed according to a conventional method, the solid-state nutrient solution is applied and field planting is carried out on mulberry seedlings; when the fertilizer is applied at the later stage, the fertilizer is firstly diluted to a liquid-state nutrient solution and then sprayed, and pest control and management are carried out according to a conventional method as well. Accordingly, the super absorbent polymer placed in the planting ditches can absorb and store liquid fertilizer repeatedly, fixes liquid fertilizer and then slowly releases the liquid fertilizer so that the mulberry seedlings can absorb the liquid fertilizer evenly and completely for a long time, and the liquid fertilizer does not run off and is not wasted. Because water and fertilizer management is scientific and reasonable and the fertilizer is precisely applied, the mulberries grow in a healthy and strong mode, growth vigor is even, the harvest time is centralized, and high yield and high quality are achieved.

The invention discloses a data resource management method and system. The management method includes the steps of service data accumulation, service data extraction and main data processing. The management system comprises a service data accumulation module, an extraction, transformation and loading module, a main data management module and a metadata management module. According to the data resource management method and system, the problems of data confusion and low credibility are effectively solved by the technical means of data accumulation, extraction, analysis, mining and the like, so that the transparency and availability of data resources are improved, and the technical purposes of integrating enterprise internal data, improving the collaboration efficiency of various departments, effectively reducing the operating cost of town gas enterprises and the like are achieved.

The invention discloses a konjac cultivation method. The method comprises the following steps of 1, land selection and preparation, wherein sandy soil which is high in breathability, deep and fertilein soil layer, good in irrigation and drainage condition, and has the pH value of 6.5-7.5 is selected, and the soil is turned over and aired; 2, seed selection, wherein konjac seeds which are flat inupper end openings, in a taro shape, and free of diseases and has small cells are selected; 3, planting, wherein the bud openings of the konjac obtained in the second step are flat put upwards according to spacing of 25-40 cm, and the planted seeds are compacted downwards; 4, cultivation management, wherein fertilization is conducted according to the growth situation of the konjac; 5, harvesting and reserving seeds for planting, wherein digging is conducted 15 days after 70% of plant seedlings fall down, and when the konjac is dug, the konjac which is smooth in surface, free of mechanical damage, and is 0.15-0.25 kg in weight is picked up to serve as seed konjac, and small tubers and rhizomes can be used for breeding the seed konjac. By means of the konjac cultivation method, the fertilization and management are reasonable, organic fertilizer is reasonably matched with chemistry, macroelements and medium-trace elements are reasonably matched, the yield of the konjac can be high, the quality is good, and the problem of soil hardening can also be solved.

The invention discloses an organic rice planting method, which comprises the steps of land levelling and field preparation, seedling raising, rice transplanting, fertilizer and water management, disease and insect pest prevention and control, harvesting and the like. The organic rice planting method has the advantages that fine seed selection and planting, and scientific and reasonable management are performed, and the application of chemical fertilizers and pesticides is avoided, so that the quality of organic rice is guaranteed; meanwhile, through reasonable dense planting, the rice yield is ensured; the planted rice has high quality, high yield and no public hazard, is green and natural, and conforms to the requirements of people; animal waste is used as a base fertilizer; during fertilizer application, once fertilizer application is achieved; secondary top application is not needed; the labor and the trouble are saved; the efficiency is high; after green manure, oilseed rape and radishes are turned and pressed, an EM microbial inoculums and sufficient water are sprayed and applied, so that the decomposition of the green manure, the oilseed rape and radish can be effectively accelerated.

The invention relates to a determination method of maximal transverse flow of an entrance channel of an encircling-type breakwater. A relation between the transverse flow and tidal range of the channel is discussed by stimulating and calculating the maximal transverse flow of the entrance channel of the encircling-type breakwater under different tidal types through adopting a two-dimensional tide mathematical model, and an empirical calculation formula of the transverse flow of the entrance channel is put forward. The maximal transverse flows of the entrance channel under corresponding cumulative frequencies can be obtained by substituting forecasted tidal ranges under different cumulative frequencies into the formula to be calculated by virtue of the empirical formula according to one-to-one linear relation between the transverse flows and the forecasted tidal ranges of the entrance channel, and the distribution of the cumulative frequencies of the transverse flow can be further obtained; and the maximal forecasted tidal range in a concerned period is obtained according to a tidal table, and the maximal transverse flow of the entrance channel in the period can be obtained by estimating so as to guide design of channel scale and daily management of entering and leaving of ships in a harbor district.

The invention discloses an efficient cultivation method of tomatoes. The efficient cultivation method specifically comprises the following steps of preparing nutrient solution by using fertilizers, which are required in every growth cycle of the tomatoes; absorbing the nutrient solution to form solid nutrient solution by a water-absorbent resin according to a function of repeatedly absorbing hundreds of times of water of the high water-absorbent resin; forming a cultivation ridge according to a conventional method and opening a fertilization groove, then applying the solid nutrient solution and planting tomato seedlings; when dressing the fertilizer at the later stage, diluting the fertilizer to the liquid nutrient solution and pouring; carrying out pest control and management according to a conventional method. Through applying the efficient cultivation method, the high water-absorbent resin at the cultivation ridge can repeatedly absorb and store the rich water, and the rich water is slowly released to be absorbed by the tomato seedlings during drought. The efficient cultivation method completely meets the reasonable requirements that the tomatoes need much moisture, but the tomatoes are not frequently and extensively irrigated, the water fertilizer is fixed by the high water-absorbent resin and is slowly released, the water fertilizer can be completely absorbed by the tomatoes in a balanced manner for a long time, and the water fertilizer cannot be lost and wasted.

The invention discloses a construction worker intelligent management system fusing RFID of a BIM. The system comprises a server, an intelligent terminal, a helmet and a regional terminal, wherein information management platforms are embedded in the server and the intelligent terminal respectively, and a BIM supervision platform is also embedded in the server. According to the system, by embeddingthe information management platforms into the server in a monitoring room and an intelligent mobile phone of a worker (that is, an information management APP is downloaded), the worker performs enrollment on the corresponding information management platform and performs advanced work report on a visual report interface by himself / herself, therefore, worker information management is simple and efficient, the problem that building construction progress is influenced due to high worker mobility is avoided, manpower resources are reasonably allocated, and personnel utilization efficiency is improved; and attendance of the worker is checked through statistical analysis of the work type, work days and the number of reports without work of the worker, then salary is obtained through summarization, and therefore the difficulty brought to the building construction progress by the worker mobility is limited to some extent.

The invention discloses a high-quality pheasant management method adopted in an egg producing period. The high-quality pheasant management method comprises the following steps of 1 management before egg production, 2 management during egg production and 3 management after egg production. By the adoption of the high-quality pheasant management method, scientific and reasonable management is conducted on scientific and reasonable conditions, feeding modes and the like at the three stages before egg production, during egg production and after egg production according to the growth laws of pheasants, the annual egg production yield of the pheasants is improved about 25%, the time transition to a next egg producing period of pheasants is shorted for about one month, the high-quality pheasant management method is green and safe, and the quality and appearance of produced eggs are high.

The invention discloses a rhizoma zingiberis recens cultivation method which comprises the following steps of: (1) carrying out seed selection, i.e., before sowing, selecting seeds of the rhizoma zingiberis recens, which are flat in shape, good in color and short and large in internode and have no diseases and insect pests; (2) carrying out seed sunning and germination acceleration, i.e., one weekbefore sowing, selecting a sunny day, tedding seed tubers for a few days, when a length of sprouts is 0.6 to 1cm, cutting the seed tubers into small blocks, wherein each block comprises 1 to 5 sprouts; (3) carrying out land preparation, i.e., carrying out deep tillage and solarization on land for cultivating the rhizoma zingiberis recens; (4) carrying out planting, i.e., from late April to earlyMay, carrying out deep sowing by adopting 100 to 300kg of seeds of rhizoma zingiberis recens in the step (1) per mu, and placing the seed sprouts in the step (2) upwards; (5) carrying out cultivationmanagement, i.e., according to a growth condition of the rhizoma zingiberis recens, carrying out fertilization and intertillage earthing-up; (6) carrying out harvesting, which can comprise harvestingof tender rhizoma zingiberis recens, old rhizoma zingiberis recens and the seeds of rhizoma zingiberis recens. According to the invention, fertilization and management are scientific and reasonable, an organic fertilizer and chemistry are reasonably collocated, and major element and medium-trace element fertilizers are reasonably collocated, so that yield of the rhizoma zingiberis recens can be high, quality is high, and the problem of soil hardening can also be improved.

The invention discloses a river mouth bridge engineering water blocking ratio measuring method and device. The measuring method includes the steps of S1. determining the position of a projection section of a bridge based on a bridge axis of the bridge and a channel thread direction; S2. determining the flow velocity V of each pier of the bridge in the projection section position and an included angle theta between water flow at the pier and the channel thread according to plane flow field characteristics near the projection section at a preset water level; S3. determining the water blocking area A of each pier based on the preset water level and the shape of the pier; obtaining water blocking flow of each pier through the following formula: q=AVcos[theta]; and obtaining the total water blocking flow of all the piers, q=[sigma]q; and S4. obtaining the flow Q of the projection section at the preset water level, and obtaining a water blocking ratio alpha=q / Q based on the total water blocking flow q of the piers. The measuring method provided by the invention fully considers the complex river channel structural form of a river mouth, can provide a relatively scientific water blocking ratio calculation method for bridge engineering design, and can provide relatively direct and accurate technical indexes for river mouth engineering management.

The invention relates to a criminal management system, which is used for managing the persons serving sentences in the prison. The criminal management system is formed by a GPS (Global Position System) and a computer management system and is specially used for managing persons in custody in detention houses, the persons serving sentences in the prison, and persons managed according to law due to suspected crime and subjected to bailment, release on parole, medical parole, reeducation through labor, social assistance and education and the like which are executed outside prison. The management system can accurately master the concrete activity conditions of the criminals and track the criminals round the clock. Once troubles occur, measures can be taken in time. The method is scientific and reasonable and can save lots of manpower and financial resources for the country.

The invention discloses a method and a system for analyzing boundary data by a clustering method. The method comprises: presetting key variables and thresholds in various log data generated by the boundary data exchange behavior; and classifying the data by using a clustering algorithm to obtain a clustering analysis result, performing clustering analysis on the data generated by the new boundarydata exchange behavior to obtain a result, comparing the result with the established form so as to discover outliers, identify and count the outliers, and giving an alarm when the outliers exceed a threshold value. The system comprises a data acquisition module, a variable analysis and storage module, a clustering analysis module, a clustering analysis result storage module, a clustering analysisresult comparison module, an outlier identification module, an outlier identification frequency statistics module and an alarm module. According to the invention, abnormal high-risk data exchange behaviors can be discovered in time by integrating the service operation condition of the boundary data exchange platform, and stable and normal operation of the boundary data exchange service is ensured,so that scientific and reasonable management and control on the exchange service are realized.

The invention relates to an oil field early warning model system based on a big data rough set theory, and belongs to the technical field of oil field automatic production. The system comprises a bigdata obtaining module used for obtaining various monitoring data in oil field production; an early warning model construction module used for an oil field early warning model based on a big data roughset theory; an early warning analysis module used for determining an early warning level of an emergency in crude oil production according to the monitoring data in the oil field production acquiredby the big data acquisition module and the oil field early warning model established by the early warning model construction module. According to the invention, early warning analysis can be carried out on emergencies occurring in oil field production, early warnings can be carried out on various types of risks comprehensively, scientific and reasonable production management is facilitated, the working efficiency is improved, and meanwhile, the cleanness and safety of oil field production are guaranteed.

The invention discloses a ground rearing method for silkworms. The method comprises the following steps: (1) building of a silkworm rearing room; (2) management of a mulberry field; (3) reasonable arrangement of silkworm rearing batches; (4) management in a rearing process; (5) cleaning; and (6) disinfecting. The method has the beneficial effects that a heater and a humidifier are arranged in thesilkworm rearing room, the temperature and humidity in the silkworm rearing room can be regulated and controlled; the mulberry field is scientifically managed, cross infection caused by viruses is effectively avoided, and thus, sources of diseases are reduced; and the silkworm rearing process is scientifically and reasonably managed, the sickness rate of the silkworms is reduced, and thus, both production increase and income increase are achieved.

The present application provides a data bit width prediction method, a system and an applicable electronic device thereof. The data bit width prediction method is applied to an electronic device having a processor. The method comprises steps: predicting and calculating the future power-on time and power-on confidence of the electronic equipment according to the power supply information; and performing approximate calculation according to the future power-on time, the power-on confidence and the power storage information of the electronic device to obtain a data bit width instruction, so that the processor performs calculation according to the data bit width instruction. The present application dynamically predicts the computational bit width required by the processor by predicting the future energy input of the electronic device, and matches the system power curve with the predicted power curve, thereby realizing scientific and reasonable energy management.

The invention discloses a bitter gourd planting and cultivating method. The bitter gourd planting and cultivating method comprises the steps of seed soaking and germination accelerating, seedling raising, site selection and soil preparation, frame building and vine leading and nutrient and water management. According to the bitter gourd planting and cultivating method, cold water and warm water alternation is adopted for bitter gourd seed treatment, the warm water seed soaking time is longer than the cold water seed soaking time, and therefore the seed activity can be effectively improved, seed germination is promoted, and the germination rate is increased; and management in the subsequent stage is scientific and reasonable, trimming of main vines and side vines can guarantee the growth space of bitter gourds, and waste water management can guarantee the growth nutritional requirements of the bitter gourds.

The invention discloses a cultivation method of asparagus. The method includes the following steps that 1, seed treatment is conducted; 2, seedling cultivation is conducted, wherein a, the seedling cultivation time is the late April, b, soil preparation is conducted and a base fertilizer is applied, and c, sowing is conducted; 3, planting is conducted, wherein A, planting time is determined, in the planting process, the number of aerial stem branches of asparagus must to be three or more, and the asparagus with soil balls is planted in the fixed direction, so that the survival rate is improved, B, a land is selected, D, a planting fertilizer is applied in the planting process, E, the planting density is determined, and F, the planting method is determined; 4, field management is conductedafter planting, wherein watering and soil cultivating are conducted, and one month after planting and when transplanted seedlings survive and new branches are generated, an additional fertilizer is applied; 5, fertilization management is conducted in the seedling formation stage, wherein according to the growth trend of asparagus, soil fertility and climate in the different growth periods, fertilizers are applied; 6, harvesting is conducted, wherein two months after harvesting, old branches are cut. According to the method, fertilization and management are scientific and reasonable, organic fertilizers and chemical fertilizers are reasonably matched, macroelement fertilizers and medium trace element fertilizers are reasonably matched, the yield of asparagus is high, the quality is good, and the soil hardening problem can also be relieved.

The invention discloses a monitoring device-equipped tea and fruit garden multifunctional intelligent management machine comprising a mobile push cart, a fan device, a smoke generator, a spraying device and a monitoring device, wherein the monitoring device comprises a temperature detector, a humidity detector, an insect pest detector, an alarm device, a data analyzer and a control processor; the fan device comprises a rotating device, a telescoping device and a fan head; the spraying device comprises a spraying head, a disinsection device and a water supplementing device; a monitoring method comprises the following steps: (1) a step of monitoring preparation work, (2) a step of anti-frost treatment, (3) a step of disinsection, (4) a step of water supplementation and (5) a step of sending out alarms. According to the monitoring device-equipped tea and fruit garden multifunctional intelligent management machine and the monitoring method, via design of the fan device, the smoke generator and the spraying device, the tea and fruit garden multifunctional intelligent management machine is enabled to have a anti-frost function, a disinsection function and a water supplementing function; the tea and fruit garden multifunctional intelligent management machine is convenient to use and operate practically; the tea and fruit garden multifunctional intelligent management machine can be used conveniently and automatically via design of the monitoring device, and production effectiveness is improved.

The invention discloses a Konjak nutrition medium bag cultivation method which includes the steps: nutrition medium production; medium bag manufacturing; land section; seed selection; planting; irrigation; cultivation management; harvesting and seed reserving. According to the method, Konjak seeds are directly planted in the nutrition medium bag, fertilization and management are scientific and reasonable, nutrition media and carbon-based nutrition are reasonably matched, so that Konjak is high in yield and good in quality, soft rot and southern blight are controlled in the cultivation processof the Konjak, and application of the nutrition medium bag can solves the problems of high requirements of growth of the Konjak for soil conditions and obstacles of continuous cropping.

A water and fertilizer management method for cucumbers specifically comprises the steps that fertilizers needed by the cucumbers in all growth cycles are prepared into a nutrient solution, and the nutrient solution is absorbed by water-absorbent resin to form a solid nutrient solution according to the function that super water absorbent resin can repeatedly absorb hundreds of times of water; cultivation ridges are formed according to a conventional method, fertilization trenches are excavated, the solid nutrient solution is applied, and then cucumber seedlings are planted; during later fertilizer topdressing, fertilizers are diluted into a liquid nutrient solution and then sprayed; and pest and disease prevention and control management is conducted according to the conventional method. By means of the water and fertilizer management method for the cucumbers, the super water-absorbent resin disposed at the cultivation ridges can repeatedly absorb and store water and the fertilizers and slowly release the water and the fertilizers in case of a drought so that the cucumber seedlings can absorb the water and the fertilizers. The water and fertilizer management method for the cucumbers completely meets the reasonable requirement that the cucumbers need much water but not frequent extensive irrigation, the super water-absorbent resin can keep the water and the fertilizers and release the water and the fertilizers slowly, then the cucumbers can absorb the water and the fertilizers in a balanced and complete mode for a long time, and the water and the fertilizers are not lost or wasted.

The invention discloses an intelligent management system for household appliance rental. The system comprises a data acquisition device, a data monitoring center and a remote data receiving terminal,wherein the data acquisition device and the remote data receiving terminal are communicatively connected with the data monitoring center; the data acquisition device is arranged on the leasing equipment; The data acquisition device sends the collected usage information to the data monitoring center, which is used to receive the usage information of the leased equipment and process the usage information. The remote data receiving terminal is configured to receive and display the processed usage information. As compare with that prior art, the real-time monitoring of the use condition and the operation condition of the leased equipment can not only timely obtain the equipment failure information and process, but also scientifically and reasonably charge the leased equipment, realize scientific management and efficient service, and provide convenience for both the lessor and the lessee.

The invention discloses a high-quality native chicken breeding method. The method includes the steps of chick management, small chicken management, medium and large chicken management, and free-ranging management, and is characterized in that dietary fiber feed and chick traditional Chinese medicine liquid are fed to chicks in the chick management stage, biological protein feed and small chicken traditional Chinese medicine liquid are fed to chickens in the small chicken management stage, and selenium-enriched feed and medium and large chicken traditional Chinese medicine liquid are fed to thechickens in the medium and large chicken management stage. According to the high-quality native chicken breeding method, chicken manure is subjected to harmless disposal, after the high-quality chickens are raised to a slaughtering stage, the chicken manure is fermented, so that mineralization and humification of organic materials can be promoted in the fermentation process, harmful bacteria andparasitic ova can be efficiently killed, the degradation speed of pollutants caused by the chicken manure to the environment can be increased by hundreds of times, and an efficient organic fertilizeris produced, which increases the nutrients of base soil, improves the microbial activity of the soil, increases the crop yield, improves the quality, and meanwhile eliminates the secondary pollution of foul smell of the chicken manure to the environment, so as to effectively solves the problem of breeding environment pollution.

The invention provides a propagation method of dragon-eye goldfish. The method comprises the steps that an independent water inlet and draining system is arranged in a culturing pond, and the culturing pond is soaked by using acid liquid before fingerling is put into the culturing pond; parent fish is selected, and feed is put into the culturing pond 2-3 days after the parent fish is put into theculturing pond; filtered clear water is added after a spawning pond is cleaned and disinfected, stimulation is conducted for the estrus of the parent fish when ovipoistion is conducted, and oviposition is started before dawn on the next day; spawning nests with oosperm are put into a hatching pond, and the spawning nests are taken out one week after fry are given birth; selective preference is conducted on fish when the fry grow and become commodity fish to select excellent individuals with attractive appearance, bright color and outstanding shape and properties. According to the method, the management of culturing environments and the selecting manner of the parent fish are scientific and reasonable, the spawning nests are adopted to hatch spawns to make the observation of spawn developing convenient, propagation is conducted in advance to improve the survival rate of the spawns, the developing temperature of the spawns in the hatching process is easy to control, the water amount is less, the quality of the oosperm is easy to recognize, and the hatching rate of the goldfish is greatly improved.