13results about How to "Increase vegetation coverage" patented technology

The invention discloses a construction method for governing and repairing desertification degraded grassland in an arid area, and relates to the technical field of sand governing. The method comprises the following steps: evaluating a native vegetation type, vegetation coverage, a soil degradation and desertification degree, a soil type and a water resource condition; performing classified measures according to natural conditions, and determining different types of dune (flowing, fixed or semi-fixed) treatment measures; construction preparation; grid sand barriers are laid on the windward sides of the moving dunes and the semi-fixed dunes, and sand stabilization operation is conducted in a mechanical and manual combined mode; digging pits to plant indigenous shrubs subjected to special treatment, and using rooting water retention bags to improve the survival rate; the granular organic fertilizer and the seeds are mixed and stirred according to a certain proportion and then sown into soil at a time, the operation frequency is reduced, and precise fertilization is achieved. Through effective sand prevention and control measures, the sand wind damage is reduced, the living environment of farmers and herdsmen is protected, and the living quality is improved.

The invention discloses a method for reseeding and repairing alpine degraded grassland, which comprises the following steps: step 1, cutting: cutting native vegetation of a sample plot with the stubble height of 3-5cm; 2, sowing is conducted, before the rainy season comes, drilling is conducted on target grass seeds in a manual ditching mode, the target grass seeds are 2-3 grass seeds selected from each type of gramineae grass, leguminous grass and miscellaneous grass and mixed according to a certain proportion, and earthing is conducted after sowing is completed; 3, after-sowing management is conducted, agricultural measures such as impurity removal, fertilization and watering do not need to be conducted after sowing is completed, and grazing is forbidden for two years. According to the method, different functional types of plants and combinations suitable for the alpine region are screened out, the method suitable for reseeding restoration of the alpine degenerated grassland is formulated, the reseeding cost is controlled, meanwhile, plant communities high in yield, high in stability and diverse in function are built, and the problem of restoration of the degenerated grassland in the alpine region is solved.

The invention provides an optimal configuration method for water and soil conservation engineering, biology and farming comprehensive measures in an ecologically fragile area. The engineering, biology and cultivation comprehensive measure optimal configuration method for water and soil conservation in the ecologically fragile area comprises the following steps: a, area division and evaluation: dividing the area into different functional areas including a slope top, a slope middle, a slope toe, a channel and the like according to the terrain, soil, climate and hydrological conditions of the ecologically fragile area, and dividing according to different gradients; according to the engineering, biological and farming comprehensive measure optimal configuration method for water and soil conservation in the ecologically fragile region, the water and soil conservation capability of the ecologically fragile region is remarkably improved by comprehensively applying engineering measures, biological measures and farming measures, and the water and soil conservation capability of the ecologically fragile region is improved through accurate region division and evaluation. Differentiated engineering facility planning and vegetation seed selection are adopted for areas with different slopes, water and soil loss can be effectively reduced, an intelligent monitoring system is used for maintaining facilities for a long time, and therefore adverse effects of climate changes and the external environment are avoided.

The utility model discloses a wet woody ecological floating island and green building material fusion system which comprises a floating disc, four sets of floating columns are fixedly installed on the lower surface of the floating disc, an installation groove is reserved between every two sets of floating columns, a falling stabilizing mechanism is fixedly installed on the lower surface in each installation groove, a planting basket is arranged on the upper surface of the floating disc, and water holes are formed in the lower surface of the planting basket. A bundling mechanism is rotationally mounted on the upper surface of the floating disc, is flush with a planting opening of the planting basket, and can synchronously retract inwards to bundle the planted plants. Through the design of the bundling mechanism, the bundling mechanism can exert a supporting effect on the planted plant, the supported plant can keep vertical growth, the root system can be firmly fixed in the planting basket, the plant can fully utilize illumination and fully absorb nutrient substances in water, and then the growth speed and yield of the plant can be increased.

The present application relates to a kind of water body ecological restoration method, comprising the following steps: S1, constructs the array of enclosure in water body, each enclosure unit in array is closed enclosure;Array in the same row of enclosure unit between there is spacing, there is spacing between the same column of enclosure unit;S2, each enclosure unit is planted submersed plant, and the enclosure unit that cultivation is obtained in line with preset vegetation coverage;S3, at least two adjacent enclosure units in line with preset vegetation coverage are connected and merged, form recovery module, again submersed plant is planted to recovery module, to make recovery module in line with preset vegetation coverage;S4, recovery module in line with preset vegetation coverage is connected with the water body outside module, forms recovery area.Its beneficial effect is, beneficial to underwater vegetation rapid recovery, effectively establish underwater ecosystem, maintain water ecological balance and self-purification capacity, to improve water quality.

The utility model discloses a planting structure for ecological restoration of a salt wasteland by combining depth and depth, which sequentially comprises salt wasteland soil, a clay layer and an underground water level from top to bottom, a plurality of water delivery soil canals are sequentially excavated at intervals along the horizontal direction of the salt wasteland soil, the depth of the water delivery soil canals is above the clay layer, the longitudinal section of each water delivery soil canal is in an inverted trapezoidal shape, and the underground water level is in an inverted trapezoidal shape. A shallow hole is vertically and downwards excavated along the bottom wall of each water conveying soil canal, the depth of the shallow hole is larger than that of a clay layer, a plurality of deep holes are vertically and downwards excavated along side slopes on the two sides of each water conveying soil canal, and each deep hole penetrates through the clay layer to reach the underground water level. According to the planting structure for ecological restoration of the salt wasteland with the combination of the depth and the depth, the problems that the salt wasteland in an arid region is high in soil saline-alkali degree and large in ecological restoration difficulty are solved, particularly, water is effectively saved in a region with limited water resource quantity, and the desalting effect, the vegetation coverage and the vegetation growth speed of the salt wasteland are improved; the difficulty and the cost of ecological restoration of the salt wasteland are reduced.

The invention discloses a karst ecological protection type solar energy and water accumulation device which comprises a high-position rain collecting shed, a surface filtering layer, a ditch and a water storage pool. The high-position rain collecting shed is installed on a hillside and comprises a solar panel and a water tank. The solar panel is obliquely arranged, and the water tank is located at the bottom of the solar panel and collects rainwater flowing down from the solar panel. The surface filtering layer is positioned on the slope and is positioned below the high-position rain collecting shed; a water pipeline is connected between the surface filter layer and the water tank; the ditch is formed in the slope and located at the bottom of the surface filter layer, and the bottom of the ditch is connected with a drainage pipe; the reservoir is installed at the slope bottom, and the drainage pipe is connected with the reservoir. According to the solar energy and water accumulation device, the actual conditions that karst water resources are scarce and solar energy resources are rich are fully combined, and solar power generation is achieved while the water collection efficiency is improved.

The present invention provides a flood prevention and early warning method and system based on artificial intelligence, which belongs to the field of production-type artificial intelligence technology, and specifically includes: obtaining associated mountain areas with different historical flash flood times, determining the flash flood flow of the associated mountain areas with different historical flash flood times, and determining the terrain change risk of the associated mountain areas in combination with the occurrence times of different historical flash flood times, using the terrain change risk to determine the risk change area, using the terrain change risk and position of the risk change area and the flash flood risk as input, using a prediction model based on an artificial intelligence algorithm to obtain a corrected flash flood risk, and using the corrected flash flood risk to determine whether early warning processing is needed, thereby ensuring the accuracy and timeliness of flood prevention and early warning processing.

The present application relates to grassland management technical field, particularly to a kind of desert steppe management method.The present application is by fertilization treatment, plant species group, sand barrier setting and four heavy technology coordination of comprehensive management, significantly improve vegetation coverage and species diversity;Sand barrier and management measures synergistic effect, effectively fixed sandy soil, keep soil moisture;The use of microbial fertilizer enhances soil microbial activity, promotes nutrient cycling.The present application provides a management method, which can select the optimal combination mode according to different site conditions.In practical application, the specific conditions of desert steppe can be selected according to the fertilization mode, plant combination, sand barrier type and management measures, and the corresponding management system is constructed.

This invention discloses a method for transforming and improving the quality of inefficient ecological forests in the Loess Plateau, belonging to the field of ecological forest management technology. The method first determines the type of inefficient ecological forest, classifying it into four categories: overly sparse, overly dense, aging, and restricted. Then, it matches corresponding transformation procedures based on the type: for overly sparse stands, replanting and land preparation for rainwater harvesting are carried out; for overly dense stands, gradient thinning is implemented, and soil moisture and tree growth are monitored; for aging stands, pruning, deep burial of litter, and combined rainwater harvesting and water conservation are employed; for restricted stands, rainwater infiltration holes are created, branches are pruned, and backfilling is used to increase fertility. This invention specifically addresses the problems of unbalanced forest density, tree aging, soil and water nutrient deficiency, and restricted stand growth in the Loess Plateau, improving stand stability and health, and enhancing soil water environment and nutrient status. The technology is easy to operate, has low transformation costs, and is suitable for large-scale transformation of various types of inefficient ecological forests in the Loess Plateau.

The utility model discloses a water conservancy water and soil loss prevention device, and relates to the field of water and soil loss prevention. The device comprises a river bank, baffles are arranged on the side edges of the river bank, prevention mechanisms used for preventing water and soil loss are arranged on the baffles, a plurality of round holes used for planting aquatic plants are formed in the baffles, and a connecting mechanism is arranged between every two adjacent baffles. The prevention mechanism is arranged on the baffle, so that water and soil loss of a river bank can be effectively prevented; impact force of water flow can be relieved, the water flow is prevented from directly scouring a river bank, and therefore water and soil loss is reduced; the arrangement of the round holes provides a space for planting aquatic plants. By planting aquatic plants in the round holes, the vegetation coverage can be increased, the river bank soil can be consolidated, the root system stabilizing effect is provided, water and soil loss is further prevented, and the ecological environment of the river bank is improved.

The invention provides a water and soil loss three-dimensional comprehensive prevention and control method for a large waste slag yard, which comprises the following steps: S1, slope toe blocking and protection: forming a retaining wall by combining artificial synthetic materials with sandy soil filling; s2, constructing a platform interception and drainage ditch, wherein the design of the drainage ditch determines the size, depth and gradient of a ditch body according to the catchment area, rainfall intensity and soil permeability factors of a side slope; s3, reconstructing a soil matrix; s4, constructing a vegetation layer; s5, configuring a multi-species plant community; s6, planting and maintenance management; s7, constructing a comprehensive prevention and control system; and S8, effect monitoring and evaluation: monitoring and evaluating the effect of the prevention and control system regularly. By optimizing engineering-plant comprehensive prevention and control measures, the synergistic effect of biology and engineering is enhanced, water and soil loss is restrained in a multi-level and all-around mode, and finally ecological treatment and vegetation recovery of the side slope are achieved.

The invention belongs to the technical field of planting, and discloses a populus euphratica forest fragmentation plaque root tiller seedling updating method, which comprises the following steps: determining the characteristics and spatial distribution of populus euphratica root tiller seedling roots; distribution characteristics of propagation roots of broken plaques in the populus euphratica forest; the relationship between the stock forest growth characteristics and propagation root distribution characteristics; nutrient substance characteristics of populus euphratica root tiller seedlings; and researching key environmental factors of populus euphratica root tiller updating. According to the method, the concept of crushing plaques in the populus euphratica forest is put forward for the first time, and the crushing plaques in the populus euphratica forest are independent crushed plaques formed by artificially reclaiming the populus euphratica forest into cultivated lands with different sizes and embedding the cultivated lands in the populus euphratica forest after artificial discarding.