65results about How to "Prevent desertification" patented technology

The saline-alkaline land modifier consists of dehydrated calcium sulfate 10-60 weight portions, anhydrous calcium sulfate 5-10 weight portions, pyrite 1-5 weight portions, oxalic acid 5-10 weight portions, phosphorus 5-8 weight portions, potassium 1-3 weight portions, and trace elements 1-4 weight portions. All the materials are ground to 120 meshes and mixed into the saline-alkaline land modifier. The saline-alkaline and modifier can reduce soil pH value, balance nutritive elements, improve soil fertility, loosen soil, increase fertilizer effect and absorb and release water to regulate moisture of soil, so that it may be used to increase yield, tackle saline-alkaline land, improve ecological environment.

The invention discloses an intelligent method and an intelligent system for monitoring graze. The method in the invention comprises the steps as follows: wearing a primary device for head livestock in advance; the primary device of a herd transmitting self locating information to a remote server while needing to monitor the herd; the remote server transmitting the locating information to a flight control centre, the flight control centre controlling an aerial photo unmanned plane to shoot the herd according to the locating information, and the aerial photo unmanned plane transmitting the shot herd image back to the flight control centre. In the invention, a herdsman could obtain the graze condition of the herd in the field via remote video monitoring in real time even in the home to relieve the work load of the herdsman and ensure the safety of the herdsman. The method and the system of the invention solve the problem of desertification of meadow adjacent to the residence of the herdsman brought by excessively gnawing, avoid the property loss brought to the herdsman because of the loss of the livestock, and enable the potential consumers of the livestock to know the breeding condition of the livestock via the video in real time.

The invention discloses a bamboo willow cutting seedling method applied to northwest semi-arid areas. The method is characterized in that bud seedlings nursed from bamboo willow sections are cut into small segments; a non-aseptic condition is built and the bud seedling small segments are applied in the humus substrate to accelerate breeding of the bamboo willow seedlings, so maximum survival rate of the small segments can be guaranteed; a plant propagation body of the bamboo willow can be directly cultivated; and excellent planting seedlings can be acquired in short time. The humus substrate is neutralized until the PH value is 4.6 to 7.8; fertilizers including trace and major elements are added to the 1,000 parts of humus substrate; dibbling is employed whether in deserts or sandy land; the bamboo willows are planted along a direction of land water flow to form a plum blossom state shape; the surface soil can be fixed and vegetation can be guaranteed; water and soil loss can be prevented; desertification can be prevented and management; a planting structure can be improved; and bamboo willow seedlings can be provided.

A method for reproducing Jerusalem artichoke culturing seedlings on vernalization bed until the seedling has 15-20 cm in height, cutting the seedling into segments, culturing seedlings with said segments in the culture medium prepared from humas soil, fertilizer, trace elements and macro elements, and transplanting by hole sowing with soil. Its advantage is high survival rate. Said Jerusalem artichoke can be used to prevent soil erosion.

The invention discloses an intelligent grazing quality management and control method and system. The method comprises the following steps that a master device is worn on a master livestock in advance, slave devices are worn on multiple slave livestock, and the number of the slave devices is equal to the number of the slave livestock; a wireless grid network communication network is formed by the master device and the slave devices, and one communication network is corresponding to one herd; the master device acquires slave livestock sign information of all the slave devices belonging to the same network and sign information of the master livestock to which the master device belongs and other detected raising environment information in a timing way and acquires position information of the master device in the timing way; and statistics is performed on quality of all the livestock of the herd in which the master device is arranged according to the sign information acquired in the timing way and the position information acquired in the timing way. Intelligent grazing can be realized; besides, the master and slave devices are worn on the livestock from birth so that the living state of the whole life of the livestock is well-documented, statistics can be performed on quality of all the livestock of the herd, and thus well-documented food traceability can be truly realized.

The invention discloses a technology for recovering a severe degraded subalpine flat dam meadow. The technology for recovering the severe degraded subalpine flat dam meadow can effectively recover the severe degraded subalpine flat dam meadow to an original state. The technology for recovering the severe degraded subalpine flat dam meadow comprises the following steps that firstly, enclosure is carried out on a degraded meadow, the time for the enclosure is at least five years, and grazing is forbidden in the period of the enclosure; after grass resumes growth, grass seeds are reseeded and fertilizer is applied in the degraded meadow, and the grass seeds seeded in the degraded meadow comprise 1.8-2.2kg/mu of elymus sibiricus, 1.8-2.2kg/mu of elymus, 1.0-1.4kg/mu of bluegrass and 1.0-1.4kg/mu of red fescue. By means of the recovering technology, most parts of the severe degraded meadow can be recovered in five years normally, conservative grazing of livestock can be carried out from the sixth year after soil is frozen in winter, and the severe degraded meadow can be completely recovered after another two years. The technology for recovering the severe degraded subalpine flat dam meadow is suitable for being popularized and applied in the field of pratacultural science.

The invention provides a vegetation particle for high and cold meadows, and relates to the field of ecological restoration of grasslands. The vegetation particle is heavier than 0.8 g, and the porosity of the vegetation particle is 45%-50%. The vegetation particle comprises diversified pretreated grass seeds, substrate nutrition layers and water retention layers. The substrate nutrition layers wrap the surfaces of the grass seeds; the water retention layers are positioned between the grass seeds and the substrate nutrition layers. The vegetation particle has the advantages that the technical problems of difficulty in sowing seeds in high and clod grassland regions, high destructiveness, weak material selection pertinence of pelleting processes and the like can be solved by grass seed pelleting processes; the drifting properties of the seeds can be effectively lowered, the seed landing stability can be improved, the seed sowing accuracy can be enhanced, the germination percentage of the seeds can be increased, and the vegetation particle is suitable for near-natural reseeding restoration of high and cold grasslands.

The invention discloses a moderate degeneration subalpine flat dam meadow recovery technology capable of effectively enabling a moderate degeneration meadow to be recovered. The moderate degeneration subalpine flat dam meadow recovery technology includes the following steps: firstly, carrying out enclosure on the degeneration meadow, enabling the enclosure to be lasted for at least one year, forbidding pasturing during the enclosure period, after pasture turns green, oversowing pasture seeds and fertilizing the degeneration meadow, and in the degeneration meadow, sowing the following pasture seeds: 1.3-1.7 kilograms per mu of elymus sibiricus, 1.3-1.7 kilograms per mu of lyme grass, 0.6-1.0 kilogram per mu of bluegrass and 0.6-1.0 kilogram per mu of red fescue. According to the moderate degeneration subalpine flat dam meadow recovery technology, the majority of the moderate degeneration meadow can be recovered ordinarily within one year, animals can be conservatively grazed after soil is frozen in winter from the second year, and after the fifth year, the moderate degeneration meadow can be completely recovered. The moderate degeneration subalpine flat dam meadow recovery technology is suitable for being popularized and applied in the pratacultural field.

A rodenticide in the form of smoke fumigant without environmental pollution is prepared from nitrate, sulfur, saw dust, tar and diesel oil through proportionally mixing, loading in paper tube and adding spill. Its advantages are high effect, no secondary poisoning, and high safety.

The invention discloses a planting method of plateau mine herbaceous plants, comprising the following steps of: preparing soil, seeding, and spraying a nutrient solution, wherein the nutrient solution comprises the following components in proportion: 0.5L of original mixing liquid, 0.5L of water and 100g of water-retaining agent and the original mixing liquid comprises the following components: 1650mg/L of NH4NO3, 1900mg/L of KNO3, 370mg/L of MgSO4 7H2O, 170mg/L of KH2PO4, 440mg/L of CaCl2 2H2O, 0.83mg/L of KI, 6.20mg/L of H3BO3, 22.30mg/L of MnSO4 4H2O, 8.60mg/L of ZnSO4 7H2O, 0.25mg/L of Na2MoO4 2H2O, 0.025mg/L of CuSO4 5H2O, 0.025mg/L of CoCl2 6H2O, 28.70mg/L of FeSO4 7H2O, 37.3mg/L of Na2-EDTA 2H2O, 100 mg/L of inositol, 0.5mg/L of niacin, 0.5mg/L of pyridoxine hydrochloride, 0.1mg/L of thiamine chloride, 2mg/L of glycine and 25g of sucrose; covering soil; and covering mulching film. Through the implementation and the usage of the method, the germination rate and the survival rate and the per-plant tiller number of elymus dahuricus turcz can be greatly increased, therefore, the possibility of recovering vegetation of mines is increased.

The invention belongs to the technical field of land desertification treatment, and particularly relates to a method for effectively preventing land desertification. By means of the method, it is effectively guaranteed that land is not desertified, soil can be improved, the soil structure and environment are improved, water and soil desertification, salinization and crust forming are reduced, organic matter and cationic cellulose-polyacrylamide copolymer are rich, high water absorption and retention performance and good inorganic salt tolerance are achieved, the survival rate of a land cover is increased, plant growth is promoted, economic benefits are increased, desertification treatment is promoted, and the method is scientific, reasonable, environmentally friendly, safe, free of toxin and harm and free of secondary pollution.

The invention provides a soil improver of wheat planting land and a preparation method of the soil improver. The soil improver is prepared from the following components: pond sludge, plant ash, efficient straw powder, calcium carbonate, bamboo charcoal powder, lignin, viscous solution, a water retention agent, compound nutrition salt, compound microbial solution and water. The soil improver prepared by the invention has the characteristics of low cost and no pollution, has remarkable economic and environmental benefit, can effectively improve the soil structure, can improve the water absorption and water storage capability of the soil, can loosen the soil, can improve the porosity, and can prevent the desertification; and the nutrients can prevent the hardening of the soil, and the pond sludge and the efficient straw powder in the component can solve the problem of difficulty in treating the sewage and the environmental pollution problem, but also can supply certain nutrition to the growth of wheat.

The invention discloses a novel technology for improving moderately or severely degraded meadow steppes in a belt-shaped after culture manner. Particularly for the northern degraded meadow steppes, the invention discloses a reasonable and reasonable improvement technology; and after shallow plowing, good artificial grass is after cultured, so that the physicochemical conditions of the soil are scientifically improved, the grass yield and grass quality of the degraded steppes are improved and a positive role in protecting the abundant species resources of the meadow steppes, promoting the ecosystems of the steppes to realize virtuous circle and accelerating the sustainable development of animal husbandry is given a full play.

The invention discloses a composition and work principle of a photovoltaic water pump system, and the system comprises a solar cell photovoltaic array, a DC chopper, a frequency converter, a water pump, and a water storage device. The solar cell photovoltaic array is electrically connected with the DC chopper, and the DC chopper is electrically connected with the frequency converter. The frequencyconverter is electrically connected with a motor and the water pump, and the water inlet of the water pump is communicated with a water storage device through a water pipe. The solar cell photovoltaic array is electrically connected with an ASTPM module through a winding group, and the ASTPM module is in bidirectional connection with a central processor. The invention relates to the technical field of photovoltaic water pumps. The system causes no pollution, needs little maintenance, does not consume other resources, prevents the natural environment and human behaviors from causing the severer ecological environment, greatly improves the ecological environment, can prevent the land deterioration and desertification, and guarantees the good production and the life of the people.

The present invention discloses a the Huanghe River silt energy-saving brick and its production method. It is characterized by that its raw material composition includes (by wt%) 50-64% of the Huanghe River silt, 35-45% of coal gangue and 0-10% of additive. Said invention also provides the concrete steps of said energy-saving brick production method.

The composition of humic acid natural organic fertilizer is formed from (wt%) 45-50% of turf, 15-25% of chicren manure, 10-155 of clay zeolite powder, 3-5% of natural potassium and 12-25% of cooked soybean. Its production method includes the following steps: mixing turf and chicken manure and stirring them, fermenting until the turf is putrefied; pulverizing putrid turf and chicken manure, dryinguntil its water content is 20-30%, mixing natural potassium, clay zeolite powder and cooked pulverized soybean so as to obtain the invented product. Said invention contains no any harmful substances,its application is convenient, and has no need of additional manuring, etc.

The invention relates to a mixing compound fertilizer special for paddy capable of slowly releasing urea formaldehyde. The mixing compound fertilizer comprises the following components in parts by weight: 100-160 parts of urea formaldehyde fertilizer, 180-250 parts of common urea, 280-430 parts of calcium superphosphate, 200-320 parts of potassium sulfate fertilizer, 50-80 parts of magnesium sulfate fertilizer, 2-3 parts of zinc sulfate fertilizer and 2-3 parts of borax fertilizer. In the mixing compound fertilizer, the urea formaldehyde nitrogen is 30%-40% of the total nitrogen application rate; once the fertilizer is applied as a base fertilizer, no topdressing is required; the mixing compound fertilizer can meet the requirements of the growth season and fertilizer requirement of the paddy, can obviously reduce the phosphorous content and increase the potassium content and can meet the requirements for the three nutrient elements, namely, nitrogen, phosphorus and potassium, all the medium elements, namely, calcium, magnesium and sulfur, and the microelements, namely, zinc and boron which are required by the growth and development of the medium/high-fertility field paddy crops; the mixing compound fertilizer has the characteristics of long nitrogen fertilizer efficiency period, high use ratio, capabilities of boosting the paddy growth, increasing the paddy yield and saving the nitrogen fertilizer dosage; compared with the present enveloping controlled-release fertilizer, the mixing compound fertilizer has the advantage that no plastic film residue is remained in the soil.

The invention discloses a tillage tool for implementing moisture and fertilizer retention performance of a shallow tillage layer and belongs to the technical field of agricultural machinery. The tillage tool comprises a beam frame, a suspension frame, a transmission mechanism, a groundbreaking mechanism, a discharge mechanism, an earthing mechanism and a suppressing mechanism; the beam frame is connected with a tractor through the suspension frame; the output power of the tractor is connected with the groundbreaking mechanism and the discharge mechanism respectively through the transmission mechanism, the groundbreaking mechanism is formed by arranging a large groundbreaking cutter head on a rotating shaft, the large groundbreaking cuter head corresponds to the position of a seedling strip, an earthing shovel of the earthing mechanism and a discharge shovel of the discharge mechanism are in one-to-one correspondence with the large groundbreaking cutter head, a digging groove is formed through soil broken by the large groundbreaking cutter head, the discharge shovel is used for ditching and discharging materials, and the earthing shovel is used for earthing to have fertilizer buried underground. By the arrangement, the fertilizer can be discharged underground to be mixed with the soil to form the shallow tillage layer, the purposes of moisture and fertilizer retention and establishment of the shallow tillage layer are realized, and the soil is prevented from desertification and salinization.

The invention relates to a novel agricultural fertilizer, and relates to an agricultural fertilizer field. The novel agricultural fertilizer is composed of the following components: bentonite, humic acid, microbial agents, urea, calcium superphosphate, potassium nitrate and trace elements. The novel agricultural fertilizer has an effect of slow and long-acting release of nutrients, the loss rate of nutrient elements in soil is lowered, the absorption utilization rate of crops is raised, multi-time fertilizer addition is not needed, and the economic benefit of crops is raised. The ratio of nutrient elements of nitrogen, phosphor and potassium and trace elements is reasonable, nutrition balance is achieved, and nutrients required by crop growth are met. The microbial agents improve the soil structure, the conversion speed of organic and inorganic fertilizers in soil is accelerated, the capability of absorbing nutrition components of crops is raised effectively, fertilizer waste is reduced, and soil hardening and desertification and environment pollution caused by application of excess inorganic fertilizer are avoided.

A green-plant laying system for desertification control comprises a water storage tank, a green-plant placement tank, a soil placement tank, a sandy soil placement tank, a stirring system and a green-plant coverage system, wherein the water storage tank is provided with an electronic valve; a conveying pipeline is mounted via the electronic valve; nozzles are arranged on the conveying pipeline; a mechanical arm is arranged in the green-plant placement tank; an output opening is formed in the bottom of the green-plant placement tank; a soil conveying pipe is arranged at the bottom of the soil placement tank; a sandy soil output pipe is arranged at the bottom of the sandy oil placement tank; the stirring system comprises a stirring barrel and a stirrer arranged in the stirring barrel, and both the soil output pipe and the sandy soil output pipe are communicated with the stirring barrel; the green-plant coverage system comprises a support, and a track conveying system is arranged on the outer surface of the support. By adoption of the green-plant laying system, a mixed soil layer and soil blocks can be formed on the earth's surface to be used for covering the sandy soil layer, a green-plant layer with a water conservation function can also be formed, and the green-plant laying system is high in working efficiency and relatively low in working strength.

The invention relates to the technical field of plant cultivation, in particular to a bionic cultivation method for tetrastigma hemsleyanum under photovoltaic panels. The method comprises the steps of seed selection, seedling raising, tillage, planting, field management and harvesting and garden cleaning. According to the method, the quality of the tetrastigma hemsleyanum can be guaranteed, mass production of bionic planting can be completed, meanwhile, land occupied by the photovoltaic panels can be utilized, the land utilization rate is increased, more economic values are generated, the power generation efficiency of photovoltaic modules is improved, the influence of the photovoltaic modules on the regional environment is reduced, and with adoption of the planting method, the ground energy balance can be protected, the balance of local climate and temperature is kept and the problem of local desertification of the land can be prevented.

The invention discloses a soil fixation device for preventing land desertification and an application method thereof, and belongs to the technical field of soil fixation equipment. The soil fixation device for preventing land desertification comprises a mounting plate, wherein bolt holes are uniformly formed in the end face of the mounting plate; bolts are arranged in inner cavities of the bolt holes; the lower ends of the bolts penetrate through the bolt holes to an inner cavity of an annular plate; a connecting sleeve is fixedly connected to an inner ring of the annular plate; through holes are evenly formed in the outer wall of the connecting sleeve; fixing devices are evenly arranged in an inner cavity of the connecting sleeve; one end of each fixing device is arranged in an inner cavity of the corresponding through hole; a soil breaking cone is fixedly connected to the lower end face of the connecting sleeve; an alloy sharp corner is arranged on the lower part of the soil breaking cone; a water conveying pipe is arranged at the bottom end of an inner cavity of the soil breaking cone; a water collecting tank is fixedly communicated with the upper end of the water conveying pipe; and water conveying supporting pipes are evenly and fixedly communicated with the outer wall of the water collecting tank and the outer wall of the water conveying pipe. The device is simple in structure, convenient to operate, and capable of effectively ensuring that a land structure is firm and wet and avoiding land desertification.

The invention discloses a method for carrying out equipment extraction on charcoal, wood gas, wood tar and wood vinegar. The method comprises the following steps that 1, screening is carried out; 2, smashing is carried out; 3, drying is carried out; 4, bar making is carried out; 5, carbonizing is carried out; 6, water seal separating is carried out on the wood vinegar, the wood tar and the wood gas three times to obtain a wood vinegar, wood tar and wood gas mixture; 7, primary separating is carried out on the wood vinegar, wood tar and wood gas mixture to obtain a finished wood gas product; 8, secondary separating is carried out on the wood vinegar and wood tar mixture after being separated in the step 7 to obtain a finished wood vinegar product and a finished wood tar product. The technical support is provided for developing comprehensive utilization of biomass energy, a series of problems of pollution and fire safety caused by air storage and incineration of trees, cut processing residues, straw and agricultural residues can be effectively solved, a great deal of cost of environmental protection management can be reduced each year, emission of carbon dioxide is reduced easily, and the greenhouse effect of the earth is reduced.

The invention relates to a mixing compound fertilizer special for corn capable of slowly releasing urea formaldehyde. The mixing compound fertilizer comprises the following components in parts by weight: 160-220 parts of urea formaldehyde fertilizer, 180-250 parts of common urea, 250-450 parts of calcium superphosphate, 200-350 parts of potassium sulfate fertilizer, 50-100 parts of magnesium sulfate fertilizer, 2-3 parts of zinc sulfate fertilizer and 2-3 parts of borax fertilizer. In the mixing compound fertilizer, the urea formaldehyde nitrogen is 40%-50% of the total nitrogen application rate; once the fertilizer is applied as a base fertilizer, no topdressing is required in the whole growth period of the corn; according to the invention, the urea formaldehyde fertilizer is reasonably mixed with the common urea; the phosphorous content can be reduced and the potassium content can be increased obviously according to the growth season and fertilizer requiring characteristics of the corn; the requirements for the three nutrient elements, namely, nitrogen, phosphorus and potassium, all the medium elements, namely, calcium, magnesium and sulfur, and the microelements, namely, zinc and boron, which are required by the growth and development of the medium/high-fertility field corn crops can be met; the mixing compound fertilizer has a topdressing-free characteristic and is capable of increasing the economic benefit and saving manpower; compared with the present enveloping controlled-release fertilizer, the mixing compound fertilizer has the advantage that no plastic film residue is remained in the soil.

The invention relates to cat litter containing bean curd by-products and a manufacturing method thereof. The preparation method comprises the following steps: preparing bean dregs in an undried state;crushing activated carbon to the size of 30-60 meshes; putting the prepared bean dregs into a spiral belt type mixer, then putting water-soluble adhesive particles, and carrying out low-speed stirring; adding the crushed activated carbon, and further stirring at a low speed; blowing high-temperature air into the spiral belt type mixer by using an air blower, and carrying out primary drying to enable the moisture content to reach 45%-65%; and transferring the mixture to an extruder and extruding the same into a predetermined shape.