32 results about "Hotbed" patented technology

The invention relates to a cultivation method for hotbed chives, belonging to the vegetable planting field. The cultivation method comprises the following processes of A, bedding and planting; B, managing water and fertilizers; C, cultivating hotbed chives, D, managing growth period and E, harvesting. Leek seedlings are planted in a leek plot; after a certain time of management of water and fertilizers, supports are arranged on the surface of the plot and a perforated black and white film is covered on the surface of the plot when the leeks grow to a certain height; the leeks are gradually excavated out from the holes; along the growth of the leeks, the length that the perforated black and white film covers the leek cauloid is increased through overstating supports, so the leek cauloid isconsistently in the condition without illumination and the cauloid is yellowed. When the leeks grow to a certain extent, green leaves at the upper part of the leeks are cut off; and then a common light tight black film is covered on the leeks; and the cut green leek leaves or straws are paved on the common light tight black film. The cultivation method for the hotbed chives provided in the invention saves heavy hilling labor; the leeks grow in the film holes, so the film has better supporting effect, the leeks have better permeability, and the disease resistance of the leeks is improved.

The invention discloses a pigpen hotbed. The pigpen hotbed is arranged in one corner of a pigpen and comprises silver paper, a pipeline, a cement layer and a controller, wherein the silver paper is arranged at the bottom of the pigpen hotbed; the pipeline is flatwise arranged above the silver paper; the cement layer is laid above the pipeline; the two ends of the pipeline are connected with the controller; the pipeline is of an S-shaped structure; the upper surface of the cement layer is in accordance with the ground of the pigpen; the thickness of the cement layer is set between 4cm and 8cm; the pipeline is an electrically-heating device; and the controller is provided with a temperature-regulating valve. The pigpen hotbed has the advantages of simple structure, safe use, effective insulation and the like.

A boundary wall for framing beds, hotbeds, boundaries in gardens and green areas that includes construction elements configured for connection to each other. Each construction element includes a base body with projecting end sections having connection elements configured to support coupling elements. The connection elements also receive by form-fit at least one reinforcing coupling element which thereby connect the construction elements to each other and / or with other construction elements.

The invention discloses a method for cultivating sweet potato seedlings through a hotbed. According to the method, the technology of converting light energy and electric energy to heat energy is adopted, the temperature control technology, a temperature control device and a communicated grid type thermal circulation system are integrally applied to sweet potato seedling cultivation, the requirement of sweet potato seedling cultivation at different stages for the temperature is effectively met, and the capacity for adapting to the low-temperature and less-sunshine weather is improved; compared with traditional heating methods such as a flame path heating method and a biological fuel heating method, the method is quick in temperature rise, reliable in temperature rise, uniform in overall hotbed temperature, small in temperature difference, capable of adjusting the temperature in time at different seedling cultivation stages, easy and convenient to operate, and capable of saving energy and labor and reducing cost; the thermal circulating path that during seedling cultivation conducted through a traditional plastic greenhouse, heat can only penetrates from the surface of the hotbed to the potato layer step by step is changed, the upward sunny side and the downward dark side of the hotbed where potatoes are planted are heated at the same time through hot air circulating in the surface of the hotbed and communicated grid type air guide grooves, the air flow and the air temperature around the dark side of the hotbed where the potatoes are planted are changed, differentiation of adventitious buds on the dark side is promoted, and output of the seedlings is improved.

The invention discloses a sewage treatment apparatus. The apparatus comprises a pontoon raft body, an electricity generation and storage system, a pneumatic source, a direct current motor, combined packings and a liftable aeration system, the electricity generation and storage system comprises solar cell panels, an aerogenerator and a battery pack, the pontoon raft is fixedly provided with a support, the battery pack is arranged in the support, the periphery of the support is provided with the solar cell panels, the aerogenerator is arranged in the middle of the support, the combined packings are arranged below the pontoon raft body, and the liftable aeration system is arranged at the bottom of the pontoon raft body. The solar cell panel and the aerogenerator provide energy, direct current is inverted to alternating current to promote the direct current motor to drive the pneumatic source to work in order to generate airflow, and airflow is introduced to aeration tubes under the water surface, so the packings in water and the water surface besieged by floating bodies undergo a biochemical reaction under the aeration action of air in the aeration tubes to become a hotbed for various fungi and algae. The apparatus has the advantages of low energy consumption, low cost, unattended operation, massive production, random arrangement and large sewage treatment capacity.

Active carbon (AC) which has a super-large specific surface area and a super-strong adsorption capability is widely applied to routine treatment and deep treatment of water, especially the removal of organic pollutants from water, but the active carbon absorbing the organic pollutants becomes a hotbed for the growth and the breeding of microbes, so the microbes in the treatment water exceed standards. The preparation method enables non-dissolving antibacterial polyquaternium modified active carbon harmless to the environment to be prepared through adopting the AC as a carrier and through the onsite polymerization of a siloxane quaternary ammonium salt monomer compound on the surface of the AC. The surface of the polyquaternium modified active carbon has positive charges, so the polyquaternium modified active carbon has strong bacteriostatic and antibacterial efficacies, and can be widely applied to the purification and disinfection treatment of various water.

The invention relates to a method for preparing lactobacillus fermentation liquor from black tea enzymatic hydrolysate. The method comprises the following steps of (1) preparing food enzymatic hydrolysate; (2) preparing a black tea enzymatic hydrolysate extracting solution; (3) preparing a black tea enzymatic hydrolysate nutrient solution; (4) fermenting; (5) emulsifying. The method provided by the invention has the advantages that the black tea enzymatic hydrolysate, moringa powder and various materials which are medicine and food at the same time are matched according to a reasonable proportion, are sufficiently mixed, and are fermented after the addition of lactobacillus; a single strain, namely the lactobacillus, is adopted in the fermentation process, a specially-made culture solution is taken as a hotbed, the fermentation efficiency is exerted more sufficiently, and a combination of sodium chloride and acetic acid is taken as a buffer solution, so that a pH value of the solution is enabled to be kept in a pre-control range during the fermentation process.

The invention discloses a comprehensive utilization method of greenhouse vegetables, wherein the following control conditions are utilized comprehensively: (1), grafting balsam pears; (2), three-dimensionally planting; (3), growing seedling in a hotbed; (4), performing multilayer covering; and (5) applying the sunshade net technology. Compared with the prior art, the comprehensive utilization method of greenhouse vegetables can improve the yield and the benefit of the vegetables.

Current urban domestic garbage contains rich organic substances which are hotbeds for mosquito, bacteria and the like growing, thus the environment is polluted, and serious threat is posed to human health; the domestic garbage is high in water content, high in organic substance content and high in output, and an existing treatment method gradually shows certain inadaptability. Therefore, the invention develops an electricity-magnetism-heat conversion technology based continuous domestic garbage treatment technology and device. The device comprises a liquid adding pipeline, an atomizing nozzle,a roller reaction device, a magnetic pulse heating device, a power supplying device, a temperature measuring device and a support. The technology is capable of quickly and efficiently performing harmless and reduction treatment on the domestic garbage, and thus the threat of the domestic garbage to the environment and the human health can be removed.

The invention discloses an underwear chest pad containing a chitin sponge and a preparation method thereof. The raw material comprises the following components by weight: 100 to 150 parts of toluene diisocyanate, 10 to 30 parts of diisocyanate, 0.5-0.8 part of a polymerization catalyst, 0.5 to 8 parts of a flame retardant, 0.5 to 8 parts of a foaming agent, 10 to 30 parts of chitin powder, 120 to150 parts of polyether polyol, and several parts of water. The chitin powder is added to sponge production, so that the sponge contains chitin, the chitin has no repulsive force on cells, has the effect of repairing the cells, and can alleviate allergic skin. At the same time, the chitin has anti-oxidation ability, can activate the cells, prevents cell aging, and promotes cell metabolism, the chitin has a natural bacteriostatic effect and a very-high broad spectrum antibacterial rate, more than 90% of common bacteria cannot survive on chitin fiber, the uniqueness of underwear mold cups is thatthe underwear mold cups are hotbeds for easy breeding of bacteria, and the chitin sponge is very suitable for the underwear mold cups, and thus providing a safety line for female chests.

The invention relates to a water surface floating photovoltaic power station cultivation device supplying oxygen for a yellow croaker fry cultivation hotbed, and belongs to the new energy application technical field; the yellow croaker fry cultivation hotbed is placed close to the water surface floating photovoltaic power station; a buoyancy material layer is arranged below the water surface floating photovoltaic power station; solar cells, conductor wires, a controller and a diverter are arranged on the surface of the water surface floating photovoltaic power station; the current generated by sun light irradiating the solar cells passes the conductor wires and the controller, and is divided by the diverter so as to form three current flows; the first current flow enters a constant temperature device, thus keeping the constant temperature in a transparency plastic bedcover for yellow croaker fry growth; the second current flow drives an oxygen pump to supply oxygen in the air of the transparency plastic bedcover; the third current flow drives an electrolytic water device to electrolyze the water so as to generate oxygen, and the oxygen is supplied to a seedling growing water layer through an oxygen supply air pipe, an oxygen storage device and an oxygen supply air pipe, thus ensuring dissolved oxygen in the seedling growing water layer is bigger than 5 milligram / liter, so the oxygen pump and the oxygen supply air pipe commonly build an oxygen-rich environment.

The invention discloses a seed germination method for Quercus rubra, and belongs to the field of plant breeding. The method comprises the following steps: collecting seeds in the first ten-day period of October, soaking the seeds with 5-15 DEG C water for 24 to 36 hours, mixing with a substrate, adding wet sand, putting into a bag, stacking, and covering 2 to 3 layers of plastic films for overwintering, wherein the mass ratio of the substrate mixed in the seeds to the wet sand is 1:(2-3); and gradually opening the plastic films for ventilation and water permeation in spring of the next year, taking the seeds out, cleaning, oscillating the cleaned seeds in a 25-30 DEG C warm water shaker by stages for 3 to 5 hours altogether, taking the seeds out, and culturing in a hotbed at the temperature of between 25 and 30 DEG C. By the method, the bud ratio is greatly improved through seed breeding, high quality seedlings can be bred effectively by using germplasm resources; and according to the method, the bud ratio is up to 85 percent.

The invention provides sun shade placement equipment for planting of hotbed chives and relates to the technical field of equipment for planting of hotbed chives. The problems are solved that during manual operation, the employment cost is high, the efficiency is low, and the reversing and compaction effects on sun shades are not ideal. The sun shade placement equipment for planting of the hotbed chives comprises a chassis, a rotation mounting shaft, beating racks and positioning insertion rods; the rotation mounting shaft is rotatably supported and installed at the bottom of the left side of the chassis; each beating rack is formed by welding a top horizontal supporting plate and circular beating plates arrayed at equal intervals and supported downwards; a reining rod is rotatably hung andconnected to the bottom of the right side of the chassis; a reduction gear is rotatably arranged in the middle of an iron wheel vertical-supporting mounting plate of the front left side; the six positioning insertion rods are jacked, inserted and arrayed at the bottom of the chassis and penetrate through the bottom of the chassis through springs. Through rotatable jacking-sliding cooperation withslopes of the bottoms of two L-shaped clamp supporting plates, only by upwards rotating a rectangular fence in a drooped state can the rectangular fence be positioned at the bottoms of penetration placement grooves, and the equipment is quick and convenient to use and operate.

The invention relates to solid-liquid separation and excrement scraping devices and methods, in particular to a rotary iron chain scraper type solid-liquid separation excrement-scraping device and method and aims to solve the problem of health influences caused by high labor intensity in manual clearing of excrements and the problem of serious damages of environmental health and air quality due tolarge increase in virus, germ and parasite reproduction, survival and growth hotbeds resulted from failure in timely excrement clearing in an existing livestock breeding process. A high-low-side excrement collecting channel device is mounted under the ground in the middle of a pen fence, a solid-liquid separation device is mounted in the high-low-side excrement collecting channel device, iron chain scraper type excrement scraping devices are mounted at two ends of the length direction of the high-low-side excrement collecting channel device and the solid-liquid separation device and in a high-low-side excrement collecting channel, and an excrement collecting pit and a liquid collecting pool are mounted outside a pen. The method includes: setting the high-low-side excrement collecting channel; setting the solid-liquid separation device in the excrement collecting channel; performing excrement solid-liquid separation; performing excrement scraping and transporting. The device and the method are used for excrement scraping in livestock and poultry breeding.

The invention discloses a closed and environment-friendly garbage can. The closed and environment-friendly garbage can comprises a can body (1), a guiding plate (2), a plant rack (5) and an inner can(6). The guiding plate (2) is fixedly arranged on the upper surface of the can body (1) in an inclined manner. A guiding groove is formed in the guiding plate (2) in the length direction. The plant rack (5) is fixedly connected to the outer side wall of the can body (1). The guiding plate (2) extends downwards in an inclined manner to point to the position above the plant rack (5). The inner can (6) is located in the can body (1). Compared with a garbage can which is seen in a public place at ordinary times, by means of the closed and environment-friendly garbage can, a user cannot throw garbage from a distance but having to open an inlet door to put the garbage therein, so that the good habit of putting the garbage into the garbage can is formed. According to the closed and environment-friendly garbage can, rainwater is guided to plants through the guiding plate, so that the plants are watered, and the problem that the rainwater flows into the can body to increase the weight of the inner can is avoided; and the work load of cleaners is reduced, and meanwhile, the problem that the moist garbage serves as a hotbed for bacterium breeding is avoided.

The invention discloses a method for inducing adventitious rooting of Carya cathayensis Sarg.. The method comprises the steps of preparing cuttings, preparing a cutting hotbed, compounding a gel rooting agent, carrying out cutting and carrying out post-processing. The beneficial effects are as follows: after the cuttings are soaked in the gel rooting agent, a layer of rooting agent film is formedon the surface of the cuttings, the partial gel rooting agent film on the ground can reduce water evaporation of the cuttings and prevent the cuttings from being withered and diseased, the partial gelrooting agent film under the ground absorbs water in the cutting matrix and can keep a moist state and also slowly release the rooting agent to stimulate the rooting of the cuttings, the number of rooting, the root length and the thickness of the cuttings are increased, and thus the survival rate of the cuttings is improved; and seedlings can be provided with a warm and moist environment by setting up a thin film arch shed on a seedbed, direct sunlight is avoided, water evaporation of the seedlings is reduced, the survival rate of the cuttings is improved, and therefore, the method of the invention is a simple and efficient method for inducing adventitious the rooting of Carya cathayensis Sarg..

The invention discloses a household eupolyphaga cultivation hotbed, which comprises a plastic basin and a wood basin, wherein the plastic basin is provided with a smooth inner wall, the diameter of the plastic basin is 80 cm, the diameter of the wood basin is 2 cm greater than that of the plastic basin, the wood basin is one third lower than the plastic basin, a whole body is defined by the plastic basin and the wood basin, and a heater strip and a thermal insulation material are arranged between the plastic basin and the wood basin. The household eupolyphaga cultivation hotbed is characterized by further comprising a low-voltage working power supply and a temperature controller, wherein the low-voltage working power supply is formed by a step-down transformer, a rectifier, a filter, a voltage stabilizer and a power indicator which are electrically connected in sequence, and the temperature controller is formed by a sensor, a regulator 1, an amplifier, a digital-to-analog converter, a relay, a regulator 2, a trigger, a thyristor, a heater and a heating indicator which are electrically connected in sequence; the low-voltage working power supply is further electrically connected to the temperature controller for supplying the power to the temperature controller, when the temperature of nutrient soil in the plastic basin is lower than 28 DEG C, the thyristor works and the heater is electrified, and when the temperature of the nutrient soil in the plastic basin is higher than 30 DEG C, the thyristor stops working and the heater is diselectrified, so that the temperature of the nutrient soil in the plastic basin is kept within 28-30 DEG C, and the nutrient soil becomes the hotbed for eupolyphaga. The household eupolyphaga cultivation hotbed has the advantages of simple circuit setting, job safety and stable performance, the heater works at the low-voltage state of 45 V, and the household eupolyphaga cultivation hotbed is suitable for rural families in vast rural areas to cultivate the eupolyphaga so as to promote farmers to build up the family fortunes.

The invention discloses a water culture nutrient solution special for hotbed chives and preparation method of water culture nutrient solution. The water culture nutrient solution comprises urea, calcium nitrate, ferrous sulfate, magnesium sulfate, ammonium dihydrogen phosphate, potassium nitrate, boric acid, manganese sulfate, copper sulfate, zinc sulfate, a metabolic regulator, sodium sulfate, vitamins, a rooting agent, a bactericide and an appropriate amount of pH value regulation acid and purified water. According to the used metabolic regulator, the nutrient solution for hotbed chives is capable of promoting metabolic transformation of nitrate absorbed into Chinese chives to produce subsequent amino acids and proteins, so that accumulation of nutrients is facilitated, the flavor quality of the Chinese chives is improved, the content of the nitrate in the hotbed chives can be reduced, and the human health safety is protected; due to the added sulfur, the growth index of the Chinesechives is improved, the plant height, leaf length, pseudostem diameter, leaf width and number of leaves of the hotbed chives are improved, the root vitality of the hotbed chives is improved, and the yield and quality of the hotbed chives are improved. The nutrient solution special for hotbed chives is capable of preventing root rot of the hotbed chives for a long time.

The invention relates to the technical field of plant cultivation, in particular to a soilless rooting cutting propagation method for red-spotted stonecrop. Comprising the following steps: (1) collecting cuttings: cutting branches above a first-section or second-section leaf growth part from the lower part of a fragile plant as cuttings; 2) substrate preparation: screening out impurities, large soil blocks and stones from surface soil of the field as a substrate; (3) selecting and preparing a rooting hotbed, namely paving a plastic film on a flat ground as the rooting hotbed, and flatly paving the cuttings obtained in the step (1) on the hotbed for rooting; (4) cutting slip treatment: when pink aerial roots grow on the connected parts of leaves and stems of the red-spotted stonecrop, the length of the pink aerial roots is 5-10 mm, and the number of the pink aerial roots is 2-5, (5) cutting preparation and treatment: preparing a seedbed from the matrix prepared in the step (2); a pit with the depth of 1-2 cm is poked on a seedbed with fingers, the cutting slips pretreated in the step 4 are inserted into the pit, and soil covering and light compaction are carried out, and 6, cultivation is carried out for 15-20 days.

A matrix for soilless culture of plant is prepared from the barnyard dung of sheep through fermenting, baking, pulverizing and granulating. Its advantages are complete nutrients, no pollution, and high yield and quality of plant.

The invention relates to a controllable livestock and poultry heat preservation bed device comprising a hotbed structure and a temperature control and heat preservation structure. The controllable livestock and poultry heat preservation bed device is characterized in that the hotbed structure is composed of a bed surface layer, a heat conduction layer and a heat preservation and insulation layer which are sequentially overlapped and laminated, the heat conduction layer is connected with a heating unit, and the heating unit is disposed in the heat conduction layer or between the heat conduction layer and the heat preservation and insulation layer; a control structure comprises a sensor structure and a controller, the sensor structure internally comprises a temperature sensor, the temperature sensor detects the temperature of the hotbed structure and transmits a temperature signal to the controller, and after distinguishing and processing the signal, the controllers controls heating power of the heating unit so as to control the temperature to be constant. The controller comprises a control signal input end, a control output end and a plurality of sensing signal input ends; the control output end is connected with the control input end of the heating unit, the temperature sensing signal input end of the controller is connected with the signal output end of the temperature sensor, and the control signal input end is connected with an input port of an external control signal. The controllable livestock and poultry heat preservation bed device has the advantages that heat exchange rate of air is lowered, and energy consumption for heat preservation is reduced.

The invention relates to a cultivation method for hotbed chives, belonging to the vegetable planting field. The cultivation method comprises the following processes of A, bedding and planting; B, managing water and fertilizers; C, cultivating hotbed chives, D, managing growth period and E, harvesting. Leek seedlings are planted in a leek plot; after a certain time of management of water and fertilizers, supports are arranged on the surface of the plot and a perforated black and white film is covered on the surface of the plot when the leeks grow to a certain height; the leeks are gradually excavated out from the holes; along the growth of the leeks, the length that the perforated black and white film covers the leek cauloid is increased through overstating supports, so the leek cauloid isconsistently in the condition without illumination and the cauloid is yellowed. When the leeks grow to a certain extent, green leaves at the upper part of the leeks are cut off; and then a common light tight black film is covered on the leeks; and the cut green leek leaves or straws are paved on the common light tight black film. The cultivation method for the hotbed chives provided in the invention saves heavy hilling labor; the leeks grow in the film holes, so the film has better supporting effect, the leeks have better permeability, and the disease resistance of the leeks is improved.

Intelligent multi-functional dynamic temperature-regulating bed, most of the existing control systems of similar products adopt single-chip microcomputer control to realize simple program control, and the function is single and intelligent. The composition of the present invention includes: a bed body (1-1), a bedside (1-2) and a bedside table (2), and the bed body (1-1) is divided into two temperature-regulating regions (1-1-1) , (1-1-2), through the electric heating tube (2-9), the semiconductor refrigeration component (2-10), the two-way pump (2-15), and the electromagnetic The valves (2-12), (2-13), and (2-14) realize 16 kinds of temperature adjustment methods through the dynamic adjustment of the computer control system (4), and realize non-linear temperature adjustment in time sequence. The computer control system (4) It is also connected with blood pressure, pulse detection terminal (3-4), body temperature detection terminal (3-5), electronic massage output terminal (3-6), alarm button (3-8), USB The interface (3-9) is connected with the frequency modulation control code receiving circuit (4-10) for receiving the control signal of the remote controller, so as to realize the intelligence of human body detection and control. The invention relates to the fields of bed body and mattress temperature adjustment, body detection, electronic massage and the like.

The invention relates to a controllable livestock and poultry heat preservation bed device, which includes a heat bed structure and a temperature control and heat preservation structure, and is characterized in that: the heat bed structure is composed of a bed surface layer, a heat conduction layer, and a heat preservation and heat insulation layer. The heat-conducting layer is connected with a heating device, and the heating device is arranged in the heat-conducting layer or between the heat-conducting layer and the thermal insulation layer; the control structure includes a sensor structure and a controller, and the sensor structure includes a temperature sensor, the temperature sensor Detect the temperature of the hotbed structure and send the temperature signal to the controller. After the controller identifies and processes the signal, it controls the heating power of the heating device to keep the temperature constant; the controller includes a control signal input terminal, a control output terminal and several transmission Sensing signal input terminal; the control output terminal is connected to the control input terminal of the heating device, the temperature sensing signal input terminal of the controller is connected to the signal output terminal of the temperature sensor, and the control signal input terminal is connected to the input port of the external control signal. The invention has the characteristics of reducing the heat exchange rate of air and reducing energy consumption of heat preservation.

The present invention relates to heating apparatus, and especially one auxiliary water heating stove for civil range suitable for use of dispersively living peasants. The auxiliary water heating stove includes main stove, auxiliary stove, water inlet pipe, water outlet pipe, smoke pipe, heating fins, etc. It has several functions of cooking, heating hotbed and heating, and its afterheat is utilized fully. The present invention has simple structure and convenient installation, and may be used in replacing small boiler.

The invention relates to the technical field of plantation, and especially relates a high-yield culture method for Boleophthalmus pectinirostris. The method comprises the following steps: 1) fish pondcleaning, 2) fry placement, and 3) fish pond management. The method only can effectively kill diseased microorganisms in the fish pond, also can supplement appropriate amounts of potassium, calcium,sodium and other mineral elements to the fish pond in order to provide a nutrient-rich hotbed for the growth of algae, form a rich natural bait and provide nutrient substances needed by the growth ofthe Boleophthalmus pectinirostris; and forage grass used in the invention is rich in terpene, saponins and other active ingredients, so the immunity of the Boleophthalmus pectinirostris is effectivelyimproved, the application amount of antibiotics in culturing is reduced, and the nutritional values of the Boleophthalmus pectinirostris are improved.

The invention provides a making method of hotbed chives turkey which is more suitable for the Chinese physical constitution and dietetic invigoration concept and can reinforce kidney, strengthen yang and secure essence. The method is characterized by comprising the following steps: firstly, preparing turkey and hotbed chives in a proportion of 1:1; secondly, curing the turkey with 5-10 g of ground pepper, 5-10 g of salt and two slices of ginger for 15-20 minutes; thirdly, subjecting shallot and ginger to stir frying with hot oil, adding the turkey and stir-frying the turkey to remove moisture; and fourthly, adding 100 mL of water, adding the hotbed chives, braising the food for 15 minutes and stopping heating.

A matrix for soilless culture of plant is prepared from the barnyard dung of sheep through fermenting, baking, pulverizing and granulating. Its advantages are complete nutrients, no pollution, and high yield and quality of plant.

The invention discloses a method for acquiring a broccoli microspore material in winter. The method comprises the following steps: a, sowing seeds, namely, sowing seeds of broccoli into a shallow layer of a hole tray; b, accelerating germination, namely, putting the hole tray on a hotbed for accelerating germination at 20-25 DEG C at daytime and 10-15 DEG C at night; c, performing fixed planting, namely, when 2-3 true leaves grow out, performing fixed planting and cultivation in medium nutrient cups, and irrigating with a nutrient solution MB1 at regular time; d, performing low-temperature vernalization, namely, after 14-16 true leaves grow out, performing low-temperature vernalization for about 20 days at 8-15 DEG C, and irrigating with a nutrient solution MB2; e, cultivating, namely, after ball-flowers are formed, irrigating with a nutrient solution MB3, cultivating continuously, and controlling the ambient temperature inside a greenhouse to be 20-25 DEG C so as to obtain normal flower buds; f, extracting microspores, namely, sterilizing selected flower buds, and extracting pollen, thereby obtaining the microspore material. By adoption of the soilless cultivation technique, the flower buds applicable to extraction of the microspore material can be cultivated in the greenhouse in winter, and the technical difficulty that broccoli microspores are hard to obtain normally in winter can be solved.

The invention provides indoor garden cultivation hotbed equipment comprising a device body; the bottom of the device body is fixedly provided with a liquid storage tank, and the center of the bottom inside the liquid storage tank is provided with a square limiting raised cylinder; an overflow outlet is fixedly mounted at the upper part of the center of the end surface at the left side of the liquid storage tank, and a nutrient solution inlet is fixedly mounted at the lower part of the center of the end surface at the right side of the liquid storage tank; and the top of the liquid storage tankis fixedly provided with a partition guard plate by using bolts, and the center inside the partition guard plate is provided with a placing guard cylinder; and the bottom ends of siphon sponge columns are in contact with the bottom inside the liquid storage tank, and the placing guard cylinder is embedded into the square limiting raised cylinder in the center of the bottom inside the liquid storage tank. Due to the arrangement of placing and planting boxes, it is convenient to take out the whole placing and planting boxes by bearing and placing boxes, meanwhile, it is convenient to take out all planting and placing basins inside the siphon sponge plates by closed guard plates, and the planting and placing basins can also be independently taken out by take-out grooves so as to be observed.