32 results about "Hotbed" patented technology

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.

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 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 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.

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.

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.