96results about How to "Increase water storage" patented technology

The invention relates to a planting method for crops, in particular to a wide-row flat planting protective tillage planting method for maizes. The planting method comprises the following seven steps of: performing land preparation, sowing, rolling after sowing, weeding by pesticides, subsoiling mechanically and performing side deep fertilizing, preventing and controlling diseases and insect pestsand harvesting mechanically. In the planting method, the conventional 60-centimeter uniform ridge planting mode is changed into a flat planting mode of 80-centimeter row pitch and 20-centimeter row spacing, and ventilating and light-transmitting space of the crops is increased; the conventional shallow intertillage and shallow fertilization mode is changed into a mechanical deep scarification anddeep topdressing mode, namely the conventional three-shovel three-time intertillage management and shallow fertilization operation is changed into one-time deep scarification and deep topdressing operation, so operation links are reduced, and the production cost is reduced; the conventional sowing mode is changed into a zero-tillage sowing mode, so the evaporation of soil moisture is reduced, andthe capacity of drought resistance and soil moisture conservation is improved; the conventional mode that harvested low stubbles are crushed to return to a field into a mode that mechanically-harvested high stubbles are rotten naturally to return to the field; and before sowing, seeds are processed by using a plasma seed processing technology to improve the germination percentage of the seeds.

The invention discloses a remotely-controllable desktop type intelligent water purifier which comprises a raw water tank for containing raw water, a filter composed of a plurality of stages of filter elements, and a wireless transceiver. A main control board is arranged in the intelligent water purifier and connected with a mobile terminal through the wireless transceiver. The mobile terminal remotely controls the intelligent water purifier through the wireless transceiver. The water purifier can be remotely monitored, a user can conveniently use and supervise the water purifier, and remote control is achieved.

The invention belongs to the technical field of fertilizers and particularly relates to a synergistic feed regulator and a production method thereof. The synergistic feed regulator comprises the following raw materials in parts by weight: 50-60 parts of a bio-active humic acid powder, 20-25 parts of a charcoal powder, 10-20 parts of tea seed cakes, 5-7 parts of calcium superphosphate, 3-6 parts ofammonium chloride, 3-5 parts of microbial strain, 3-5 parts of carboxymethyl chitosan, 1-2 parts of potassium chloride, 0.4-0.6 part of sodium citrate, 0.5-1 part of potassium polyacrylate and 10-15parts of a medical stone powder. The used raw materials in the invention are wide in source and low in cost, and the produced synergistic feed regulator has the effects of fixing nitrogen, dissolvingphosphorus and potassium, improving the fertilizer utilization ratio, supplementing nutrient elements and the like. Moreover, the synergistic feed regulator is added into a fertilizer preparation master batch to be mixed so as to prepare a fertilizer, so that the nutrients of the prepared fertilizer are increased, and the fertilizer applied to soil can achieve the effects of increasing the contentof organic matters in the soil, improving physical and chemical properties of the soil, promoting crop growth and improving the yield and quality of the crops.

The invention discloses a method for improving the northeast black soil fertility. The method includes the following steps that 1) northeast black soil is deeply loosened, and is deeply loosened one time every three years; 2) straw is smashed, then a straw decomposing agent is applied, and after corn is harvested, straw is smashed, turned, pressed and returned to a field; 3) after straw is returned to the field, suppressing and ridging are carried out; 4) 220 kg.hm<-2>-250 kg.hm<-2> of nitrogenous fertilizer (N), 110 kg.hm<-2>-135 kg.hm<-2> of phosphatic fertilizer (P2O5) and 100 kg.hm<-2> ofpotash fertilizer (K2O) are basically applied, and are subjected to even furrow application. According to the method, through comprehensive application of multiple technical measures such as deep loosening, straw field returning and accurate fertilizer applying, the defects that straw field returning of northeast black soil regions is not suitable for decomposition, and the influence on seeding ofnext-stubble crops is generated are effectively overcome; the soil organic matter content can be effectively increased, the soil structure is improved, and the culture fertility is achieved; meanwhile, the crop yield is kept, it is achieved that the win-win aim that the crop yield is continuously kept, and the soil fertility is improved is achieved, and the method is suitable for northeast regions with the accumulated temperature of 2,500 DEG C or above.

The invention relates to a method for plant-animal-microorganism combined restoration of an abandoned steel rehabilitation hill, belonging to the technical field of ecological restoration. According to the invention, a steel rehabilitation hill is divided into a steel rehabilitation hill foot restoration zone, a steel rehabilitation hill versant restoration zone and a steel rehabilitation hill toprestoration zone, wherein each area adopts different animals, plants and microorganisms. For the steel rehabilitation hill foot restoration zone, the method of restoration via a combination of Xanthoceras sorbifolium Bunge, Haloxylon ammodendron and VA mycorrhizas is adopted; for the steel rehabilitation hill versant restoration zone, the method of restoration via a combination of creepers and earthworms is adopted; and for the steel rehabilitation hill top restoration zone, the method of restoration via a combination of torch trees and AM mycorrhizas is adopted. With the method, the landscape of the steel rehabilitation hill and the surrounding landscape are made beautified, and the quality of water around the steel rehabilitation hill is greatly improved.

The invention discloses a reasonable-plough plough layer ploughing method compatible with tightness of tight seedling belt and loosened line spacing, which belongs to the technical field of agricultural planting and is completed by adopting steps of seedling belt repression and line-spacing deep scarification during an elongation stage. A seedling belt in the current year can be repressed after corns are planted in spring, and the compacting degree of repressed soil is 1.26-1.28 g / cm<3> in volume weight; and deep scarification is carried out during the elongation stage of the corns. According to the reasonable-plough plough layer ploughing method disclosed by the invention, the plough layer construction compatible with the tightness of tight seedling belt and loosened line spacing is realized through a method of comprehensive deep scarification and local repression of the seedling belt, and a compact, wet, ventilative and good condition is created; the contradictions between ventilating and lodging prevention, fertilizer supply and fertilizer absorption, water permeability and humidity raising and the like of a plough layer can be solved; the contradiction between straw mulching and seedling protecting can be solved, and labor-saving farming can be realized.

The invention provides a freeze thawing resistant afforestation planting base material suitable for extra-high altitude regions and a use method of the freeze thawing resistant afforestation plantingbase material suitable for extra-high altitude regions. The freeze thawing resistant afforestation planting base material suitable for extra-high altitude regions comprises a three-layer structure, wherein an upper layer is a freeze thawing resistant permeable layer, a middle layer is an isolating layer, a lower layer is a water retention layer, the freeze thawing resistant permeable layer comprises clay, coarse-crushed highland barley straw, casein, water repellents and water, the water retention layer comprises clay, fine-crushed highland barley straw, yak excrement and urine, casein, waterretaining agents and water, and the isolating layer is a degradable plastic film. The planting substrate provided by the invention has the beneficial effects of being higher in intensity and freeze thawing resistant properties, and capable of reducing water and soil erosion phenomena caused by frequent rain washing, and besides, capable of providing ample moisture for plant growth.

The invention relates to a farmland irrigation method, and belongs to the technical field of agricultural plantation. Before crop plantation, soil is deeply ploughed and harrowed for 1 to 2 times, andgrid-shaped plantation blocks are arranged in the farmland by ridging; transverse ditches and longitudinal channels are dug along the edges of the plantation blocks in the whole farmland, all the transverse ditches and longitudinal channels are communicated, and the longitudinal channel are also communicated with a water source; the bottom of each longitudinal channel is laid with an anti-seepageplastic film, soil in the bottom of each transverse ditch is laid with lavas, and a pit with a trapezoidal cross section is formed in the bottom of the transverse ditch; and during irrigation, waterfrom the irrigation water source is input the longitudinal channels constantly, the water enters the transverse ditches from the longitudinal channels and then enters the pits, once irrigation is completely when all pits are full. Compared with traditional flooding irrigation, the method of the invention can be used to save water, and the cost performance is much higher compared with a dropper sprinkling manner which need a lot of labor force for pipeline laying.

The invention relates to the field of immersed tube tunnels and provides an immersed tube ballast tank and a frame thereof. The immersed tube ballast tank comprises the frame and a waterproof film; the frame comprises two tank-walls arranged at intervals within an immersed tube; the bottoms of the tank-walls are connected with the bottom of the immersed tube; two sides of the tank-walls are connected with two inner walls of the immersed tube, respectively; the waterproof film is paved on the inner sides of the tank-walls and two inner walls of the immersed tube arranged between the tank-walls. The holes of the segment of the immersed tube tunnel are fully distributed in the ballast tank, the existing structure is used to form the two sidewalls of the ballast tank, water storage capacity and ballasting capacity are improved, and the materials for the sidewalls of the tank are saved; the tank is in an assembled structure suitable for reuse, constructability of a scheme is improved, and manufacturing cost is lowered.

The invention discloses an integrated closed type evaporative cooling-condensation water chilling unit. The unit comprises a packed tower and indirect evaporative cooling sections which are symmetrically arranged on the left side and the right side of the packed tower, two first air inlets are symmetrically formed in the left side and the right side of the packed tower, a second air inlet is formed in one side, far away from the packing tower, of the indirect evaporative cooling section, and a primary air outlet is formed in one side, close to the packed tower, of the indirect evaporative cooling section, a condensation coil pipe is further arranged in the packing tower, the condensation coil pipe is further connected with a mechanical refrigeration unit, the packing tower is connected with a water pipe G5, and the other end of the water pipe G5 is respectively connected with two sets of indirect evaporation cooling sections through two paths, the packing tower supplies water to the tail end of the indoor air conditioner through the water pipe G4, and the water return at the tail end of the indoor air conditioner is divided into two sets of indirect evaporative cooling section water supply through the water pipe G7. The closed type evaporative cooling water chilling unit disclosed has the advantages that the electric energy consumption of mechanical refrigeration can be reduced, the occupied area is saved, and meanwhile, the problems of refrigeration and anti-freezing in winter are solved.

The invention discloses a double-chamber prefabricated pump station. The double-chamber prefabricated pump station is provided with a tank body, wherein a water pump, an electrical cabinet, a liquid level sensor and ladder stands are arranged in the tank body. The double-chamber prefabricated pump station is characterized in that a partition board is arranged in the tank body, and the periphery of the partition board is connected with the inner wall of the tank body in a sealed mode; the tank body is divided into a water storage chamber and an equipment chamber by the partition board; the water pump is arranged at the bottom of the equipment chamber; a water inlet pipe of the water pump is communicated with the water storage chamber, and a water outlet pipe of the water pump is communicated with a water outlet; the electrical cabinet is fixed to the side wall of the equipment chamber; the lower end of the ladder stand in the equipment chamber is fixedly connected with the bottom of the equipment chamber, and the upper end of the ladder stand in the equipment chamber is fixedly connected with an access hole of the equipment chamber; the lower end of the ladder stand in the water storage chamber is fixedly connected with the water storage chamber, and the upper end of the ladder stand in the water storage chamber is fixedly connected with an access hole of the water storage chamber; a water inlet is formed in the upper portion of the side wall of the water storage chamber, and the liquid level sensor is arranged on the partition board. The double-chamber prefabricated pump station has the advantages of being novel in structure, low in manufacturing cost, convenient to install, convenient to transport, convenient to maintain, high in bearing capacity, high in water storage capacity and the like.

A rock slope revegetation method comprises the following steps, wherein, (1) the sloping surface treatment is performed for the rock slope by removing the grass root and the miscellaneous tree; (2) a plurality of grids are arranged on the rock slop as the example of the position and is undertaken the sloping shaping; (3) hollow cavities are dug on the rock slope and water-preserved bags are arranged inside the hollow cavities; (4) the bottom-layer slope net is arranged on the surface of the rock slope that is provided with the water-preserved bags; (5) a plurality of revegetation grids are fixed on the rock slope that is provided with the bottom-layer slope net with pins, and two rows of the revegetation grids are arranged into two continuous folding walls; (6) root basic levels is arranged between the two rows of folding continuous walls and is appropriately pressed, and the height of the root basic level after being pressed is equal to that of the grid; (7) the top slop net is arranged between the tops of rows of grids; (8) vert seeds ore trees are planted on the root basic level. The present invention can improve the stability and the water preservation quantity of the planting layer of the rock slop.

The invention discloses a slope vegetation configuration method suitable for a loess hilly region, and belongs to the technical field of ecological restoration engineering. The method comprises the following steps: dividing a sloping field into a flat slope, a gentle slope, a slope, a steep slope and a sharp slope; grading the slope positions; planting herbaceous plants at an uphill position of the gentle slope site, planting shrubs at a middle slope position, and planting arbors at a downhill position; planting herbaceous plants at the middle-upper slope position of the slope site, planting shrubs and arbors at the middle-lower slope position, and planting arbors at the bottom of the slope; and planting herbaceous plants at the uphill position and the middle slope position of the steep slope site, planting shrubs and arbors at the downhill position respectively, and planting arbors are planted at the bottom of the slope. According to the slope vegetation configuration method suitablefor the loess hilly region, the problems of water and soil loss, sparse slope vegetation and low soil nutrient in the loess hilly region in China are solved by configuring different plants and fish-scale pits, and the purposes of improving the sustainability of vegetation construction and restoring ecology are achieved.

The invention discloses a horizontal storage tank for a sponge city rainwater collection system and a construction method thereof. The horizontal storage tank comprises a water storage tank, a control well, an overflow well and a cyclone filter, the water storage tank is in an inverse I shape, the overflow well is connected with the water storage tank through an overflow tube, the side face of the over flow well is connected with the cyclone filter through a connecting tube, the cyclone filter is connected with the water storage tank through a filter connecting tube, the control well is connected with the water storage tank through a return tube, and the return tube is located at the bottom of the overflow tube. The construction method comprises the steps that foundation trench excavation, water storage tank manufacturing, rainwater collection system mounting and rainwater collection system debugging. The construction method is simple in steps and strong in proactivity, not only can rainwater collection and utilization of urban areas with various rainwater quantity be satisfied, but also the stability and reliability of integral rainwater collection system are effectively improved, the installation is convenient and fast, the maintenance is simple, the operation difficulty is reduced, and the economic benefits are high.

The invention provides a method for overcoming continuous cropping obstacles of outdoor watermelons. The method includes the following steps that upturned soil is sunned, after harvesting of watermelons, from early July to the end of August in summer, and soil is deep ploughed twice by 25 cm, once every 20-30 days; In the early September, alfalfa is planted, when alfalfa grows to 15-20 cm, alfalfais cut and crushed to the length of 3 cm, the ground surface is leveled, and soil is deep ploughed by 25 cm; upturned soil is frozen, and from October in autumn to January of the coming year, soil isdeep ploughed twice or three times by 25 cm, once every 20-30 days; in March of the next year, 1500-2000 kg of farmyard fertilizer and 5-8 kg of soil conditioner are used in per mu of soil for preparing medicinal soil, wherein the ratio of the traditional Chinese medicine to soil is 1 to 10, and meanwhile the medicinal soil is spread into treated soil; intensive soil preparation is conducted, andnext batch of watermelons are planted. The method overcomes the problem that an existing method for overcoming continuous cropping obstacles of the watermelons is low in prevention efficiency.

The invention provides a method for changing mountainous area yellow soil dry land into a paddy field. The method includes the steps that the range of the to-be-transformed paddy field is determined, surface soil is stripped, a substrate is leveled, field ridges are built, surface soil backfilling is carried out, and the field surface is leveled; the field is soaked, and pulping is carried out; rice seedling transplanting and tillage are carried out, and the field is subjected to rice seedling transplanting and daily management through a traditional mode. By means of the method, modern tillage is combined with a traditional cultivation technology so that fractures can be quickly plugged, water storage of the newly-built paddy field can be promoted, the problem that water storage is slow in a conventional method for changing dry land into paddy fields is solved, a high-quality plough bottom layer can be formed by the newly-built paddy field, forward succession of the newly-built paddy field is facilitated, and field weed root systems can be removed, so that the field surface becomes very smooth, and the later-period management of rice planting is facilitated. More importantly, the method can be used for overcoming the defect of soil puddling of the newly-built paddy field and effectively preventing stiff rice seedlings.

The invention discloses a variable-frequency box-pump integrated water supply system, and belongs to the technical field of water supply. According to the scheme, water is introduced into a high-risewater storage tank through a water pump, an electromagnetic valve is controlled through a single chip microcomputer, the flow of water entering the high-rise water storage tank is calculated by virtueof a water flow sensor and rises gradually along with the liquid level, therefore, a part of air is promoted to enter a built-in storage cavity, the air and the reducing iron powder in the built-in storage cavity are promoted to react with each other, a floating elastic cleaning ring can be promoted to expand by means of heat released in the reaction process, magnetic shielding of the magnetic metal balls in the floating elastic cleaning ring is relieved, and under the attraction effect of the magnetic metal balls on magnetic end balls, main cleaning burrs are promoted to be bent into an arcshape, auxiliary cleaning burrs on the outer sides of the main cleaning burrs make contact with the inner wall of the high-rise storage water tank, and therefore scale on the inner wall of the high-rise storage water tank is slightly brushed in the floating process of the floating elastic cleaning ring.

The invention discloses a concrete cast-in-situ type green plant planting waterproof cushion. The concrete cast-in-situ type green plant planting waterproof cushion comprises a base layer, a waterproof roll layer, an insulation layer, an anti-cracking layer, a drainage layer, a water storage layer, a water filter layer and a planting layer. The waterproof roll layer is arranged at the upper end ofthe base layer. By arranging the water storage layer, water permeates downward. By arranging a groove and sponge, the water storage efficiency can be improved greatly, and water stored in the grooveis unlikely to run off, so that the utilization ratio of a water resource is improved. Meanwhile, the water storage amount is increased for planting, so that a condition that vegetation dies away or dies due to belated water supplement is avoided. Permeating into the drainage layer, water can flow out outward from a drainage channel, so that damage to the structure due to water accumulation in a concrete structure is avoided. By arranging the anti-cracking layer, a concrete pouring layer is connected and fastened to a bump on the surface of a water isolating board to play an anti-cracking role, so that the anti-cracking property of the integral structure is improved, cracks are avoided, and water permeates downward, so that the waterproof performance of the structure is improved.

The invention relates to a water purifier, and provides a heating tank. The heating tank comprises a tank body, wherein a heating structure is arranged in the tank body; a water inlet, a water outlet and a steam opening are formed in the tank body; at least one separator is arranged in the tank body, and is used for separating the tank body into at least two spaces which are distributed along the vertical direction, the two adjacent spaces are communicated, and the heating structure is arranged in the bottom space. The invention further provides a water purifier, which comprises the heating tank. According to the invention, the interior of the tank body is divided into at least two spaces through the separator, partial hot water is sequentially collected under each separator during heating so as to increase the whole temperature of the lower space, and another part of hot water sequentially rises to the upper space through each separator to relatively and uniformly heat each space in the tank body, so that the water temperature in each layer of the heating tank can be relatively high after actual heating is completed, the actual hot water storage amount of the heating tank can be effectively increased, the hot water discharged from the water outlet has stable temperature, and the requirement of users for hot water can be met.

The invention discloses a microbial agent for saline-alkali soil improvement. The microbial agent is composed of the components in parts by mass: 10%-35% of microbial bacteria, 20%-60% of an adsorbentand 20%-40% of phosphogypsum; the microbial bacteria comprise the components in percentage by mass: 15%-25% of pseudomonas, 20%-30% of bacillus subtilis, 10%-25% of bacillus megatherium, 15%-25% of providencia rettgeri, and 5%-15% of saccharomycetes; the microbial bacteria and ardealite are combined for use, dissolution and release of insoluble phosphate and solidified potassium can be accelerated, the content of available phosphorus, potassium and nitrogen in soil is increased for plants to absorb, and meanwhile the salinity and alkalinity of the soil are reduced.

The invention discloses a double-row subsoiler, comprising a rack, a traction frame installed on the rack, a plurality of sub-soiling shovels which are installed on the rack and are arranged in two rows, and road wheels installed on two ends of the rack. The number of the sub-soiling shovels is seven, and the sub-soiling shovels are uniformly arranged at interval on the rack in a front-three rear-four manner. The shovel shaft of the sub-soiling shovel is provided with a plurality of holes, and the shovel shaft is fixed with the rack through U-shaped set bolts. A swallow-tail form soil loosening plate is arranged on a shovel head. The road wheels are arranged on the front part of the rack. A connecting rod of the rack is provided with a plurality of holes, and height adjustment is realized through using the set bolts on the holes of the rack. Through arranging two rows of the sub-soiling shovels and arranging the swallow-tail form soil loosening plate on the shovel head, so deep scarification effect is obvious, deep scarification depth is uniform without dead angle. The double-row subsoiler satisfies requirements of crops, solves soil deep hardening, improves soil water storage capability, and soil moisture conservation and fertilizer maintenance performance, and improves capability of crops to absorb water and nutrient.

The invention discloses a high-efficient combined rainwater collection module and embedment construction method for the same. The high-efficient combined rainwater collection module comprises mesh-type long plates and insertion plates, wherein the long plates are spliced to form a square structured unit; a plurality of insertion plates are fixed in the square structured unit and form square structured units with the four long plates; each square structure units are connected via buckles. The rainwater collection module embedment construction method is further disclosed. The rainwater collection module is high-efficient and quick, simply structured and conveniently installed, has strong die universality, firm and durable structure as well as high anti-pressing and bearing strength.

The invention belongs to the technical field of wet tissues, and particularly relates to a non-woven fabric wet tissue which comprises a wet surface layer, the lower surface of the wet surface layer is fixedly connected with a water storage layer, the water storage layer comprises blasting beads wrapped in the water storage layer, the blasting beads are mainly brittle capsules made of natural plant raw materials, and cleaning liquid is stored in the blasting beads. The cleaning liquid in the blasting beads is prepared from a common wet tissue cleaning liquid formula, the lower surface of the water storage layer is fixedly connected with a waterproof film, and the lower surface of the waterproof film is fixedly connected with a dry surface layer. The wet tissue is novel in structure, the wet tissue is in a dry-wet separation state in the whole using process, residual liquid on the face can be wiped immediately during cleaning, and compared with a traditional wet tissue, the wet tissue is more convenient to use and better in use experience. By means of the storage structure for the cleaning liquid through the blasting beads, the water storage capacity of the wet tissue can be further improved, and meanwhile the shelf life of the wet tissue is prolonged.

The invention discloses an electrochemical water treatment device with an electrode spacing regulation and control function. The device comprises a pool body with opening on the upper and lower surfaces, wherein the pool body is made of an insulating material, a water inlet pipe is arranged on one side of the pool body, a water outlet pipe is arranged on the other side of the pool body, a fixed electrode is arranged in the pool body, a first electrode of an annular structure is arranged in the pool body, a first telescopic rod made of an insulating material is arranged above the pool body, thefirst telescopic rod penetrates through the first electrode, and a plurality of second telescopic rods connected with the first telescopic rod are arranged on the periphery of the first telescopic rod. According to the invention, different numbers of electrodes can be selected for participation according to different water treatment capacities while the water inlet rate is adaptively adjusted, and the rate difference between the water inlet pipe and the water outlet pipe is offset through the rotating conical rod, so that the water storage capacity in the pool body is improved, and the adsorption capacity of calcium, magnesium and sodium ions in unit time is improved; and when a small amount of water needs to be treated, the electrode area participating in water treatment can be reduced,so that the participation amount of the first electrode and the second electrode is reduced, and the service life is prolonged.

The invention discloses a fixed building, which consists of internal storied houses and external artificially constructed mountain. The building not only has functions of the common storied houses, but also has functions of an excellent landscape mountain. Mountain landscapes in different places under natural conditions can be gathered to the artificially constructed mountain by artificial processing, beautifying, purifying and concentrating; theoretically, except mountain landscapes of high-attitude regions and alpine regions, famous mountain landscapes of various places can be artificially copied; and moreover, the internal storied houses of the fixed building have all functions of the general storied houses, and can be developed into villa type houses with large private garden regions and an excellent greening effect with the aid of unique conditions of the fixed building.

The invention relates to a rainwater garden capable of efficiently reducing runoff flow rate and pollutants. The rainwater garden of an annular structure sequentially comprises a preprocessing unit, agarden unit and a reservoir from outside to inside and is characterized in that the preprocessing unit is used for filtering and preventing rain wash, and the garden unit is used for planting terrestrial plants; a pavilion can be also built above the reservoir to enhance the practicality of the rainwater garden. The rainwater garden has the advantages that runoff pollutants can be efficiently reduced, runoff souring force can be relieved effectively, water storage and purification ability and permeation efficiency can be increased, the requirements on planted plants are lowered, plant selection range is expanded, and the retention time of the runoff in a vegetation layer is prolonged.

The invention discloses a cultivation method for dry land full-film earthing hole sowing winter wheat later-crop replanted soybeans, and belongs to the technical field of cultivation of winter wheat later-crop replanted soybeans. The cultivation method comprises the steps of carrying out fertilizer application, deep tillage, rotary tillage, rake grinding and full-ground plastic film mulching on afirst crop of winter wheat according to technical regulations of full-film earthing hole sowing cultivation, and then carrying out hole sowing of the winter wheat in good time; after mechanically harvesting the winter wheat in a summer, remaining plastic films, wherein the stubble height is 2-3 cm; removing wheat straws; sealing damaged positions of the plastic films in time; and directly carryingout hole sowing of soybeans without tillage, wherein in a whole period of duration of the second crops, the plastic films are not removed until the second crop of soybeans are harvested. By the technology, after the first crop of winter wheat is harvested, procedures such as soil ploughing, rake grinding, rotary tillage before sowing and film mulching are omitted, the plastic film utilization efficiency is improved, mechanical loss and plastic film 'white pollution' are reduced, and purposes of saving costs, improving efficiency and implementing green cultivation are realized.

The invention belongs to the field of dehumidifiers, and particularly relates to a variable-capacity dehumidifier. The variable-capacity dehumidifier comprises a base, an outer water tank is fixedly mounted at the top of the base, an inner water tank is movably mounted in the outer water tank, the top of the inner water tank extends out of the outer water tank, a mounting seat is fixedly mounted at the top of the inner water tank, a dehumidifier body is fixedly mounted at the top of the mounting seat, and a 3D projection device is installed at the top of the dehumidifier body. By means of reasonable structural design, the two water tanks are stacked together, when the water storage capacity is increased, the inner water tank automatically rises, the two water tanks store water at the sametime, the water storage capacity is increased under the condition that the occupied space of the dehumidifier is not changed, and meanwhile, the dehumidifier is further provided with 3D projection, different visual images such as deserts, oceans and forests can be presented in the form of images when environmental humidity changes are recognized, a user can know whether the indoor humidity environment is suitable or not as soon as possible, and the purposes of humanization and intellectualization are achieved.

The invention discloses a thio-silicon-powder-containing composite fertilizer active additive which is prepared from the following raw materials in percentage by mass: 50-60% of weathered coal, 30-35% of thio-silicon powder, 9.8-14.9% of biological bacterial fertilizer and 0.1-0.2% of plant growth regulator. The plant growth regulator is gibberellin. The thio-silicon powder is prepared by mixing the following raw materials in percentage by mass: 70-80% of potassium sulfate, 18-29% of sodium silicate and 1-2% of composite amino acid powder. The biological bacterial fertilizer is prepared by mixing the following raw materials in percentage by mass: 99.0-99.5% of feces leavening and 0.5-1.0% of microbial strain. Under the synergic actions of all the components, the additive can achieve the obvious effects of solubilizing phosphorus and potassium, fixing nitrogen, inhibiting nitrate nitrogen denitrification, reducing the fertilizer loss, enhancing the utilization ratio of the fertilizer, promoting the plant growth, enhancing the yield and quality, improving the soil, fertilizing the soil, reducing the fertilizer application pollution and the like.

The invention discloses a device and a method for collecting water in an orchard. The method comprises the following steps: finishing the ground; mounting movable supports; covering a black water-collecting plastic film over 0.06mm; punching; fixing a water guide pipe in a ground hole in the bottom of a water collecting pit. The device comprises iron wires, the water-collecting film (having the water guide pipe), and the movable supports. The film is fixed by threading No. 12 iron wires through a film edge fixing pipe; a water guide hole is formed in the film; the water guide pipe is adhered to a corresponding position of the water guide hole; the movable brackets are arranged at both ends of the film; two support arms are connected with the iron wires, and the two iron wires are parallel. According to the device and the method disclosed by the invention, a mode in which rainwater is uniformly received by the soil surface is changed into a time-space distribution mode in which rainwater is received by deep soil at multiple points in a concentrating manner, such that rainwater directly reaches to a root system distribution layer of a fruit tree to strength the rainwater infiltration depth, reduce the evaporation loss of water in soil and prolong the retention time of rainwater in soil, more water is provided for growth of fruit trees in case of not increasing water supply, and therefore the yield and the quality of fruits are improved.