41results about How to "Protect the natural ecological environment" patented technology

The invention relates to the technical field of organisms, and particularly relates to a forest cultivation method of morchella crassipes. The forest cultivation method is a cultivation method for producing the morchella crassipes by a free forest land. The cultivation method comprises the following steps of: selecting a forest land suitable for growth of the morchella crassipes as the forest land to be cultivated; preparing the forest land to be cultivated before sowing; spreading solid cultivated species of the morchella crassipes on the prepared forest land to be cultivated; and carrying out forest land management until harvesting the morchella crassipes after sowing. A method for cultivating the morchella crassipes under the forest, expanding the cultivation range of the morchella crassipes, and improving the yield and the quality of the morchella crassipes is provided by the invention; the problem of low yield of the natural morchella crassipes is solved fundamentally; a foundation is provided for large-scale production of the morchella crassipes; and the forest cultivation method has significant economic and ecological benefits and wide application prospect.

The invention relates to a wood vinegar acidic culture substrate and a compounding process thereof. The wood vinegar acidic culture substrate is an acid substrate which can be used for cultivating acid-favored flowers and commercial crops and is obtained by taking wood vinegar liquid and pine barks as raw materials, pre-treating the pine barks, compounding the pre-treated pine barks with garden soil according to a ratio, and utilizing a wood vinegar nutrient solution prepared by compounding the wood vinegar liquid with nutrient elements including nitrogen, phosphorus, potassium and the like to spray and mediate a substrate; the substrate has the characteristics of balanced nutrient content and reasonable physical and chemical properties; and the substrate has accelerating effect on plant growth, improves the biological character of plants and has the effects of improving fruit quality and yield. The technical indexes of the wood vinegar acidic culture substrate are as follows: the pH value is 4.0-5.0, the nutrient content NPK is more than or equal to 4.0g / kg, the conductivity is 1.1-1.5ms / cm and the content of organic matters is 10-20%. According to the wood vinegar acidic culture substrate and the compounding process thereof, an agricultural straw gasified byproduct resource is utilized, so that the pollution to the environment, caused by stacking forestry and agricultural residues, is effectively reduced, and a straw wood vinegar acidic culture substrate is further developed to replace a lot of used grass carbon resources in flower cultivation.

The invention provides a paclobutrazol micro-capsule suspension preparation provided with sustained-release function, which includes the following components according to 100 parts by weight: 10 to 30 parts of film-forming materials, 5 to 40 parts of paclobutrazol, 5 to 10 parts of emulsifying agent and the rest parts of water. The potency of the suspension preparation is more moderate, the potency releases slower and lasts long, thus ensuring the adjustment of steady growth of plants and having the sustained-release function. The invention also provides a preparation method of the paclobutrazol micro-capsule suspension preparation.

The invention discloses a construction method of an integral overhanging structure compound road, which is suitable for steep mountainous areas, wherein reinforcement concrete columns and walls are cast along the road in certain interval, overhanging beams are arranged on the columns and are cast into one part with the columns and are fixed with the mountains, longitudinal beams and overhanging beams are cast into one part, a pre-made reinforcement concrete slab is laid on the overhanging part of adjacent overhanging beams and is cast into one part with the overhanging beams, the upper surface of the slab is laid on the road surface, the overhanging mountain slope is laid on the reinforcement concrete road surface to assist setting and construction. The construction process of the invention avoids deep cut and high fill, forms road embankment by using whole-casting retaining walls of columns and walls type within the road bed range which is identified and stabilized, uses the overhanging structure to compensate the width-wanting parts of the road; ensures safety, reliability, endurance, reduces the damage on the natural environment as much as possible, does least disturbance on the existing slopes, sustains the slopes self-stabilization, reduces construction quantity, lowers construction difficulty, saves occupancy area, and has good combined technical, economy and social benefits.

The invention discloses a low power consumption data acquisition transmission system based on a clock chip and an implementation method. A micro control chip communicates with a clock chip module through an I2C bus; an interrupt pin in the micro control chip is connected with an interrupt control pin of the clock chip module; the micro control chip communicates with a sensor module through a universal interface; the micro control chip communicates with a wireless communication module through a serial peripheral interface; and the micro control chip communicates with a storage circuit module through the serial peripheral interface. According to the data acquisition transmission system, the micro control chip is controlled by virtue of the clock chip module, so that automatic startup and shutdown of the micro control chip and switch of timed wake-up operating modes can be realized, the lower power consumption aim of the data acquisition transmission system is achieved, energy-saving processing is realized, and the intelligent control ability of the data acquisition transmission system is enhanced. According to the lower power consumption design, the power consumption problem is solved, the service life of the product is prolonged, and the various using requirements of users are met.

The invention discloses an active magnetic levitation guide rail platform and a control method. A linear motor, a first normal support electromagnet and a second normal support electromagnet are arranged on the upper wall of a sliding box; a first guide electromagnet and a second guide electromagnet are arranged on the left side wall of the sliding box; a third guide electromagnet and a fourth guide electromagnet are arranged on the right side wall of the sliding box; a third normal support electromagnet and a fourth normal support electromagnet are arranged on the lower wall of the sliding box; the third normal support electromagnet is provided with a first displacement sensor; the fourth normal support electromagnet is provided with a second displacement sensor; the first displacement sensor is used for detecting the gap between a guide plate and the third normal support electromagnet; and the second guide electromagnet is used for detecting the gap between the guide plate and the fourth normal support electromagnet. Through a bracket designed for the active magnetic levitation guide rail platform, not only fluttering is solved, but also the bearing capacity is improved when fourconstraint point theoretical planes of the normal support electromagnets arranged on the bracket are fully close to an actual plane.

The invention relates to the field of industrial waste water treatment and particularly discloses a concentrating method of a low-concentration phosphoric acid waste liquid which is a relative pure dilute phosphoric acid waste liquid, herein the "relative pure" means that the phosphoric acid waste liquid does not contain or contain few other impurity ions. In the method, the low-concentration phosphoric acid waste liquid is concentrated through a two-stage membrane distillation process, wherein the liquid remained in the two-stage membrane distillation unit is a pure phosphoric acid solution which satisfies a reuse concentration and can be used in a production process. The concentrating method of the low-concentration phosphoric acid waste liquid is carried out through the two-stage membrane distillation process to the low-concentration phosphoric acid waste liquid for recycling the phosphoric acid therein, so that the method can not only save resource but also protect natural ecologic environment, and can be used for treating the relative pure dilute phosphoric acid waste liquid generated in production processes of various industries.

The invention discloses a circulating water aquaculture system for a penaeus vannamei inland freshwater pond. The circulating water aquaculture system comprises an aquaculture pond, a production channel and a shed body, wherein a multi-parameter water quality detection probe is laid at the bottom of the aquaculture pond; a primary biological purification pond and a secondary biological purification pond are arranged at one end of the aquaculture pond side by side; a buffer pond is arranged on the right side of the secondary biological purification pond; a water pump is arranged at a water outlet of the buffer pond; a water outlet nozzle is fixedly arranged on the inner wall of the aquaculture pond and communicated with the water pump through a pipeline; automatic bait feeders are arrangedat the south end and the north end of the aquaculture pond correspondingly; four-side lifting ventilation films are arranged on four sides of the shed body; and a well water spraying pipeline is arranged at the top of the shed body. The circulating water aquaculture system is not influenced by weather change in a shed temperature mode, is high in controllability and can realize a stable, continuous and efficient intensive aquaculture mode by improving the water quality.

The invention relates to a formula for preparing sprayed concrete through coal-to-oil residues. The sprayed concrete is prepared by mixing the following substances in parts by weight: 55 to 80 parts of coal-to-oil residues with the particle diameter being 0.1 to 10 mm, 15 to 35 parts of cement, 5 to 10 parts of water and 1 to 4 parts of composite additives. According to the preparation method, thecoal-to-oil residues are sieved through a filtering sieve; particles being greater than 10mm and particles being smaller than 0.1mm are sieved away; the coal-to-oil residues meeting the requirementsare obtained; the sieved residues, cement, water and additives are uniformly mixed according to the weight parts to obtain the sprayed concrete material provided by the invention. The formula and themethod for preparing the sprayed concrete through coal-to-oil residues have the advantages that the coal-to-oil residues are comprehensively utilized; the cyclic utilization of resources is realized;the energy-saving and emission reduction effects are obvious.

The invention relates to an ultrasonic washing drum device of a washing machine. The ultrasonic washing drum device comprises an outer barrel body, an inner barrel body and an ultrasonic transducer module, wherein the ultrasonic transducer module is a waterproof sheet-shaped ultrasonic transducer sheet which consists of a sheet-shaped sealing covering shell and a plurality of ultrasonic transducers; the waterproof sheet-shaped ultrasonic transducer sheet is fixedly arranged on the inner cavity wall of the outer barrel body along inner cavity wall of the outer barrel body in a circular manner;or the ultrasonic transducer module is a waterproof strip-shaped ultrasonic transducer belt which is formed by coating a plurality of ultrasonic transducers through the strip-shaped sealing covering shell; and the waterproof strip-shaped ultrasonic transducer belt is fixedly arranged on the inner cavity wall of the outer barrel body along the inner cavity wall of the outer barrel body in a circular manner. According to the ultrasonic washing drum device disclosed by the invention, dirt on the outer barrel body and the inner barrel body cannot hide, and is completely cleared, so that the washing machine is kept clean and sanitary; and in a washing process of the washing machine, three-dimensional packaged type ultrasonic cavitation effect is formed on clothes when the ultrasonic transducermodule works, so that cleaning degree of the clothes is better.

Provided is a device used for compacting a softwood into a hardwood, comprising a compaction frame (2), a heating system, a pressing assembly, and a hot pressing plate (1). The pressing assembly is arranged on the upper part of the compaction frame (2), the hot pressing plate (1) is arranged on the lower part of the compaction frame (2), and the pressing assembly moves downward and applies pressure to the hot pressing plate (1). The hot pressing plate (1) is a thermally conductive material, and the heating system is connected to the hot pressing plate (1) and transfers heat to same. The hot pressing plate (1) comprises a plate body (10) and a press board (11). A rectangular groove (12) used for placing wood is arranged on the upper surface of the plate body (10), and the side wall of the groove (12) is provided with a tube hole (15) used for removing cooling water. The press board (11) is arranged above the plate body (10), and the press board (11) can move vertically by means of a sliding mechanism arranged on the compaction frame (2); during use, the press board (11) presses downward from the plate body (10) and engages, such that the groove (12) forms a sealed space. The device has a simple structure, is low-cost, has good compaction performance, and is highly efficient to produce; the compacted wood material is robust, high-strength, and highly resistant to wear, and has a high endurance.

The invention discloses greening planting soil for a sponge city. The greening planting soil for the sponge city comprises the following components in percent by mass: 15-30% of steel slag, 5-15% of quartz sand, 5-10% of wood dust, 40-60% of raw soil, 0-10% of an additive and 2-5% of expanded perlite. Through the steel slag and acid planting soil, the purposes of improving acid soil and eliminating a steel slag gelling property are achieved at the same time; by virtue of the porosity of the steel slag and in combination with the hydrophobicity of the quartz sand, the air permeability of the expanded perlite and the wood dust and the like, the water permeability and the air permeability of the obtained planting soil are improved; meanwhile, through an ammonia desulfurization byproduct, sintering machine head dust, the steel slag and other wastes, the nutrient content of the obtained planting soil is effectively increased; the obtained planting soil can meet plant growth demands and rainwater infiltration requirements at the same time and effectively solve the problems of resource utilization of the steel slag and other industrial wastes as well as the scarcity of natural soil at present, so that the greening planting soil has huge economic and environmental benefits.

Disclosed is a solar thermal collector. By the solar thermal collector, solar radiation energy absorbed in a non-vacuum state can be directly utilized for heating water until the water is boiling, and steam can be generated. The solar thermal collector is characterized in that a thermal collecting body which comprises double-layer non-vacuum thermal collecting tubes, water tubes and the like is placed into a heat-insulation tank, anti-radiation materials and an absorber are laid on the heat-insulation tank, and a cover plate of the heat-insulation tank comprises double-layer toughened glass and foam strips. When sunlight irradiates on the absorber in the heat-insulation tank and thermal absorbing coatings on outer walls of inner tubes via the double-layer glass and outer glass tubes of the thermal collecting tubes, the absorber and the thermal absorbing coatings which are thermal absorbing substrates jointly absorb the sunlight, light energy is converted into heat energy, a part of the generated heat energy is dissipated via the cover plate, the remaining heat energy is absorbed by the water in the thermal collecting tubes, so that the temperature of the water is increased to reach the boiling temperature, the water is boiling, and the steam is generated. The simple solar thermal collector has the advantages that the simple solar thermal collector is mainly used in all places with requirements on supplying hot water all the year round, supplying heat by the aid of floor heaters, heating for agricultural greenhouses, processing food, generating power, refrigerating in summers, heating by the aid of biogas digesters, and the like.

The invention discloses a green gravity type soil retaining structure, and relates to the technical field of soil retaining structures. The soil retaining structure comprises a soil retaining structure and a water storage control device. The soil retaining structure comprises a soil retaining body, a water storage chamber, a drainage hole and a water filtering pipe; the water storage chamber is arranged in the soil retaining body, the drainage opening is formed in the top of the water storage chamber, and the water filtering pipe is arranged on the transverse side face of the water storage chamber; and the water storage control device comprises a water stop valve, a drainage pipe and a communication hole, the drainage pipe is connected to the bottom of the water storage chamber, the water stop valve is arranged in the drainage pipe, and the drainage pipe is connected with the communication hole. Through the water storage chamber, the water filtering pipe and the water storage control device, slope water and soil can be effectively protected, the natural ecological environment is protected, water stored in a water storage chamber can be reasonably distributed and utilized, stored water is used for complementing dead weight, the soil retaining capacity is improved, building resources are saved, and through the communicated drainage hole, focus utilization and directional draining of remaining water can be achieved; and the problems that the load distance of water resources for green belts in the middle of road is long, and irrigation is difficult are solved.

The invention discloses a method for synthesizing polymaleic anhydride with a high molecular weight in a water phase. The method comprises the following steps: adding quantitative water and solid polymaleic anhydride into a reactor, heating to a certain temperature, adding a catalyst, heating further until the temperature reaches a process required range, and dropwise adding hydrogen peroxide, wherein the addition amount of hydrogen peroxide needs to be controlled reasonably to ensure that enough hydroxyl radicals can be provided and the generation of a large amount of dissolved oxygen in the product can be prevented. The polymaleic anhydride synthesized by adopting the method has molecular weight of 800-1,000, can be fully dissolved in water, is high in chemical stability and decomposition resisting temperature and can be applied to circulating cooling water to disturb and destroy scale forming substances and disperse precipitates effectively and has strong precipitate dispersion effect, so that the scale forming substances and the sludge can be fluidized and discharged out of a system easily. The dispersion effect of polymaleic anhydride is 2 to 3 times that of the traditional polymaleic anhydride.

The invention relates to the technical field of urban road greening construction, in particular to a construction method of hierarchical sponge road greening. The construction method comprises the following steps of firstly, road surface planning; secondly, construction of lateral dividing strips and a central dividing strip; thirdly, allocation of plants; fourthly, greening design of the centraldividing strip; fifthly, greening design of the lateral dividing strips; sixthly, greening design of a sidewalk, wherein in the first step, the cross section of the road surface is divided into four sections. By means of the construction method, the aims of reducing surface gathered water and relieving the flood peak pressure of a drainage system are effectively achieved, the destruction and influence brought by urban flood waterlogging and other disasters are effectively reduced, and the functions of purifying an urban water source, reducing water pollution, supplementing underground water and the like are exerted; the practicability of water resources in China is greatly improved, fewer water resources are consumed and wasted, natural ecological environments in China are protected, and road rainwater is scientifically and reasonably controlled.

The invention discloses a convenient-to-move watercourse ecological remediation device and relates to the technical field of ecological remediation. A sweeping box lifting rod component is connected with two sides of an ecological remediation cleaning boat body in a rotary mode via a rotary pivot; a cleaning box assembly is fixedly installed at the front end of the sweeping box lifting rod component; two plug-pin fixing blocks are fixedly installed at two ends of the outer surfaces of a cleaning box upper sealing door and a cleaning box lower sealing door respectively; a cutting tool is fixedly installed at the bottom of the other end of the cleaning box body; and two sweeping box lifting rod fixing blocks are fixedly installed on the upper side and the lower side of two ends of the cleaning box body respectively. The device solves the problem that traditionally waste and weeds on the surface of a river are mostly cleaned in manual manner which is highly time-consuming and labor-consuming, consumes a huge cost and is low in efficiency. Waste and floating dregs on the surface of the river are cleaned in a mechanical manner; the efficiency is high; use of large amount of manpower andresources is omitted; and cost is reduced.

The invention discloses a method for efficiently separating vanadium and chromium based on pH regulation and control, and belongs to the field of waste water resource utilization. The method comprises the following steps that firstly, the pH value is adjusted to convert chromium in a solution containing vanadium and chromium into chromate or dichromate with negative electricity and convert vanadium into vanadyl ions with positive electricity, and anions in the solution are adsorbed by adopting resin; then the pH value is adjusted to convert the vanadyl ions in the solution into vanadate radicals or polyvanadate radicals with negative electricity, and the anions in the solution are adsorbed by adopting resin; and eluting is conducted to obtain a vanadium-containing solution or a chromium-containing solution. The method provided by the invention can realize effective separation of vanadium and chromium only through simple pH regulation and control, and has the advantages of high vanadium and chromium separation efficiency, high recovery rate, simple process and low cost.

The invention discloses a method for treating sludge. The method comprises the following steps: preparing pulp; neutralizing; growing the grain; performing first-level flocculation settling; performing filter pressing; deeply dephosphorizing; performing second-level flocculation settling; mixing products. According to the method for treating sludge provided by the invention, the sludge generated in the production process of metal surface waste treating and heat-processing enterprise can be treated for generating fertilizer-level phosphate; the resources are saved while the wastes are turned into wealth; the natural ecological environment is protected; the benefit is increased; the pulp pretreatment is added according to the method, so that the chemical reaction rate between sludge and dilute acid ingredients is increased; an alkali grain-growing process is newly added, the standing time is longer, the products including phosphate can be increased and the settling effect can be increased; few flocculants are respectively added for the first-level flocculation settling and the second-level flocculation settling, so that the settling effect is increased, the alkali is added in stages and the settlement of metal hydroxide is boosted; the method has the advantages of simple technique, convenient operation, low cost and suitability for industrial production.

The invention relates to a pure-natural plant insecticidal nutritional agent and application thereof to vegetable planting and solves the technical problems that chemical pesticides used in the prior art cause environmental pollution and damage human body health. The pure-natural plant insecticidal nutritional agent comprises, by weight percentage, 5-15% of water-soluble chitosan, 0.1-0.9% of water-soluble calcium, 0.5-1.5% of water-soluble molybdenum, 0.01-0.03% of water-soluble copper, 0.01-0.03% of water-soluble zinc, 0.1-0.2% of ammonia, 5-14% of sugar, 20-40% of alkaloid and the balance of organic acid. The pure-natural plant insecticidal nutritional agent is widely applicable to the planting of various vegetables.

The invention provides a prefabricated board room, and relates to the technical field of movable board rooms. The prefabricated board room comprises a steel frame, a spiral foundation pile, first vertical columns, a first wall board and a first top plate. The steel frame comprises a first frame, a second frame and a plurality of first vertical columns, the first frame is opposite to the second frame, the first vertical columns are connected with the first frame and the second frame, the first frame is fixed onto the ground through the spiral foundation pile, the first wall board is arranged onthe first vertical columns and positioned between the first frame and the second frame, and the first top plate is arranged on the second frame. The board room effectively solves the fireproofing problem of an existing movable board room, and environmental pollution caused by boards remaining after detachment of the existing movable board room is reduced.

The invention relates to the field of industrial waste water treatment, in particular to a method for treating phosphoric acid waste liquid. The phosphoric acid waste liquid is sequentially treated by microfiltration, anion exchange, cation exchange and membrane distillation to recover phosphoric acid therein. The microfiltration unit removes calcium phosphate, magnesium phosphate and other suspended matter in the phosphoric acid waste liquid. The anion exchange resin adsorbs phosphate ions, and the phosphoric acid on the resin is eluted during the regeneration process. The cation exchange resin removes the salt ions in the eluent, and finally obtains a concentrated pure phosphoric acid solution. After concentrated dehydration by membrane distillation, a pure phosphoric acid solution with higher concentration is obtained. The treatment method of phosphoric acid waste liquid according to the present invention adopts the technological process of microfiltration+anion exchange+cation exchange+membrane distillation, which can be used to treat phosphoric acid waste liquid produced in the production process of various industries, recycle phosphoric acid therein, and save resources while protecting the natural ecological environment.

The invention relates to the technical field of organisms, and particularly relates to a forest cultivation method of morchella crassipes. The forest cultivation method is a cultivation method for producing the morchella crassipes by a free forest land. The cultivation method comprises the following steps of: selecting a forest land suitable for growth of the morchella crassipes as the forest land to be cultivated; preparing the forest land to be cultivated before sowing; spreading solid cultivated species of the morchella crassipes on the prepared forest land to be cultivated; and carrying out forest land management until harvesting the morchella crassipes after sowing. A method for cultivating the morchella crassipes under the forest, expanding the cultivation range of the morchella crassipes, and improving the yield and the quality of the morchella crassipes is provided by the invention; the problem of low yield of the natural morchella crassipes is solved fundamentally; a foundation is provided for large-scale production of the morchella crassipes; and the forest cultivation method has significant economic and ecological benefits and wide application prospect.

The invention relates to citrus organic water fertilizer and a preparation method of the organic water fertilizer. The preparation method comprises the following steps: 1, respectively weighing the following components in parts by weight: 70-80 parts of molasses, 150-200 parts of peanut bran, 0.8-1 part of a leavening agent and 1000 parts of water, 2, putting the weighed molasses, peanut bran andleavening agent into a fermentation tank, then adding the weighed water, and uniformly stirring, so that the mixture is fermented to obtain an organic liquid fertilizer, and 3, diluting the organic liquid fertilizer with water during application. The method has the beneficial effects that the waste molasses of the sugar refinery is used as a main raw material, the cost is low, the production process is simple, the cyclic utilization of resources can be realized, the use of chemical fertilizers can be reduced, the production cost is reduced, the natural ecological environment is protected, a material basis is provided for pollution-free, green and organic food production, and the purposes of saving cost and improving efficiency are achieved.

The invention discloses an exposed aggregate ceramsite permeable concrete road structure based on the reuse of solid waste. Pottery sand filter layer, exposed aggregate fly ash non-fired ceramsite permeable concrete layer and overcoat agent layer, the upper surface of the base layer is laid with a reverse filter layer, and the upper surface of the reverse filter layer is laid with urban construction waste recycled aggregate As a cushion layer, the upper surface of the urban construction waste recycled aggregate cushion layer is laid with a fly ash unburned pottery sand filter layer, and the upper surface of the fly ash unburned pottery sand filter layer is laid with exposed aggregate fly ash free Burning ceramsite permeable concrete layer, the upper surface of the exposed aggregate fly ash-free ceramsite permeable concrete layer is laid with a cover agent layer, which avoids the large use of non-renewable river sand and mountain rock natural resources, which is conducive to the construction of "sponge city" Promote and protect the natural ecological environment.

The invention discloses a production method of a super soy sauce. Based on a production technology of a brewed soy sauce, a special concentration production working procedure is additionally set, namely that soy sauce raw liquor is concentrated under the condition of the temperature being 75-90 DEG C and the vacuum degree being 520mm-620mm mercury for 30-60 minutes. Through adoption of the methoddisclosed by the invention, the content of amino-acid nitrogen in the soy sauce can be greatly increased. Under the premise that the content of food additives of a preservative, a coloring agent, a sweetening agent, table salt, white granulated sugar, monosodium glutamate and the like is not increased, the hygienic quality of the soy sauce is effectively guaranteed, pure color, pure fragrance andpure taste of the brewed soy sauce are also maintained, and besides, the delicious degree of the soy sauce is effectively increased. According to the super concentrated soy sauce produced by the technology, the usage quantity of packaging materials for producing a conventional soy sauce can be greatly reduced, and the production cost is greatly reduced. According to the super concentrated soy sauce produced by the technology, the concentration is increased, so that the transport volume is reduced, and the transport cost of the soy sauce in the field of circulation can be reduced to an equal degree.

The invention discloses a method for comprehensive prevention and control of pollution-free sweet potato diseases, insect pests and weeds. Disinfect seedlings, beware of carrying diseases and insect pests; S5, close weeding after planting; S6, prevent diseases and insects after slowing seedlings; S7, intertill weeding, prevent and control underground pests; the present invention follows the plant protection policy of "prevention first, comprehensive prevention and control", with " Based on the principle of harmless control based on biological control and supplemented by chemical control, comprehensive prevention and control measures have been formulated from preparation for tillage, land preparation, seedling treatment to the entire growth period, so that the pests and diseases in sweet potato planting can be controlled from the time of preparation for tillage. The prevention and control work has been carried out to avoid situations such as the decrease of sweet potato yield and the increase of pesticide residues caused by the use of pesticides after the discovery of insect pests; the present invention can improve the yield and quality of sweet potatoes, reduce the use amount and residue of pesticides, protect the natural ecological environment, and conform to the development requirements of sustainable green agriculture.

The invention relates to the technical field of combustion boilers, and discloses an environment-friendly composite combustion boiler. The environment-friendly composite combustion boiler comprises a bottom plate, a boiler body is fixedly connected to the upper surface of the bottom plate, a sealing opening is formed in the outer wall of one side of the boiler body, a sealing door is rotationally connected to one side of the sealing opening, a plurality of guide rods are fixedly connected to the bottom of the inner wall of the boiler body, every three guide rods are movably connected with the same sliding rail, the number of the sliding rails is two, the two sliding rails are movably connected with the same hollowed-out plate, a connecting plate is integrally formed at one end of the hollowed-out plate, a plurality of placing openings are formed in one side of the connecting plate, and two mounting strips are formed by the placing openings. According to the environment-friendly composite combustion boiler, solid fuel which is not burnt completely on the hollowed-out plate can be collected, solid fuel on a filter screen can be collected and reused, meanwhile, cleaning of the interior of the combustion boiler is facilitated, the fuel which is not burnt completely can be fully burnt, meanwhile, most of fly ash can be prevented from falling out through a filter plate, the fly ash is fully filtered, and therefore, the natural ecological environment is protected.

The invention provides a paclobutrazol micro-capsule suspension preparation provided with sustained-release function, which includes the following components according to 100 parts by weight: 10 to 30 parts of film-forming materials, 5 to 40 parts of paclobutrazol, 5 to 10 parts of emulsifying agent and the rest parts of water. The potency of the suspension preparation is more moderate, the potency releases slower and lasts long, thus ensuring the adjustment of steady growth of plants and having the sustained-release function. The invention also provides a preparation method of the paclobutrazol micro-capsule suspension preparation.