46results about How to "Promote vegetation growth" patented technology

A system and method are provided for promoting vegetation growth on a steeply sloping surface. The system of the present invention includes anchors that are secured to the sloping surface, an inner mesh layer in contact with the slope, a geosynthetic layer placed over the inner mesh layer, and seeded compost material placed in the gap or space between the geosynthetic layer and the inner mesh layer. An outer mesh layer is placed over the geosynthetic layer to help stabilize the geosynthetic layer. The geosynthetic layer and outer mesh layer are also secured to the protruding anchors. Vegetation grows in the compost material and roots of the vegetation penetrate the inner mesh layer into the slope. An established root system stabilizes the slope. The seeded compost material provides an environment that greatly enhances the growth of vegetation on steeply sloping surface which otherwise do not have adequate soil to promote growth. The anchors provide additional structural stabilization for the slope and also provide a means to attach the layers of materials.

The invention relates to coal base biological soil for replacing topsoil which comprises (by weight percentage) wind-blown coal 30-60%, coal gangue 10-40%, coal ash 10-40%, alta-mud 1-10%, turfy soil 10-30%, water-loss reducer 0.1-1%, soil stabilizer 0.1-1%.

The invention discloses a desert treatment technology, and is characterized in that: sand and stones in desert are piled into square, bar or crisscross sand barriers and are compacted, and then cement paste or lime mortar is sprayed or smeared on the surfaces of the sand barriers so as to form hard concrete epidermal layer; then drought-enduring vegetative cover is planted between sand barriers; the sand barriers are built on the desert in the combination with building materials such as cement and lime by using natural resources sand and stones in desert, thereby having the functions of sand fixation, water retention, windproof performance, soil and water loss prevention, easy plant growth, and achieving the effects of long-term desert treatment at low cost; therefore, the invention is a simple, convenient and easy technology for desert treatment, which is capable of manual work and also mechanical construction.

The invention provides a constructing method for a fish shelter under the stress of high silt concentration flood. The constructing method comprises the following steps that a suitable river reach is selected according to the water area fish resource state, a flood plain tidal wetland system is artificially constructed by adopting an ecological engineering measure, and the flood plain wetland hydrologic connectivity is improved so that the stress of the high silt concentration flood on fish can be avoided, specifically, A, the fish which needs protecting and the required habitat condition of the target fish are determined; B, the site of a shelter is selected; and C, the shelter is constructed. According to the fish shelter constructing method under the stress of the high silt concentration flood, a natural river bend on one side of a river bed and a wide river channel of a wetland can serve as construction areas under the condition that flood drainage is not affected; the continuity of the river channel is restored by excavating an overflow weir; the complexity and the hydrologic condition diversity of the river channel are improved; the shelter for sheltering the fish and other aquatic animals from the high silt concentration flood is provided; conservation of the species of the aquatic animals in a river is facilitated; and the contradiction between river water silt regulation and fish habitat protection can be effectively relieved.

The invention discloses a soil conditioner capable of preventing water and soil loss. The soil conditioner is prepared from the following raw materials in parts by weight: 17-20 parts of ferric citrate, 4.5-6 parts of potassium chloride, 10-15 parts of nano waterborne adhesive, 0.002-1 part of polyethylene glycol acrylate, 30-50 parts of anionic polyacrylamide, 10-18 parts of monopotassium phosphate, 10-20 parts of shell powder, 10-20 parts of crab shell powder, 10-20 parts of oyster shell powder, 20-40 parts of culture pond silt, 15-20 parts of bamboo powder, 5-10 parts of ferric sodium ethylene diamine tetraacetate, 10-20 parts of sugar alcohol magnesium, 0.8-1.8 parts of 1-10 billion silicate bacteria per gram and 45-65 parts of old brine. By adopting the soil conditioner disclosed by the invention, the effect of preventing water and soil loss is good, the loss rate of the dissolved fertilizer elements is remarkably reduced, the organic content of the soil can be increased, and the anions and cations can be adsorbed.

The invention discloses a karst region rapid plant recovering method belonging to plant cover cultivation methods; and is object to provide a method of using small amount of soil to rapid recover grass in karst region. Its technical scheme includes: mixing uniformly the grass seeds and the growth substrate at a weight ratio of 1:10 to confect a sowing material, uniformly covering the sowing material on the surface of the abandoned land, and then performing breeding management according to conventional method, wherein, the growth substrate is confected by the following material at weight percentage: 39% of clay, 25% of phosphogypsum powder, 25% of fly ash, 10% of activated sludge powder, 1% of paper pulp. The grass planted by the method has high survival rate and fast plant growth; can not only prevent soil erosion, but also significantly improve the ecological environment and natural landscape; has small engineering amount, convenient construction, low investment and quick returns, and the like advantages; and the method is a karst region reclamation treating and plant cover recovering ideal method.

A method for on-site dissemination and disposal of all wastewaters or leachate, that is generated by a landfill or other wastewater generating site includes collecting the wastewater or leachate which comprises an aqueous solution, having solids, elements and compounds of concern therein. The wastewater or leachate is directed to an “Integrated Mobile Aerosolization System (IMAS)” having a turbine and being integrated and mobile. The turbine is driven so as to generate a fully integrated and mobile system of highly accelerated air that moves through the IMAS. An integrated pump is utilized to move the leachate or wastewater to a series of nozzles that aerosolizes the leachate or wastewater into the path of the system of air to form an air-wastewater mixture or an air-leachate mixture. Thereafter, the mixture is directed from the IMAS and aerosolized over an area such as a landfill or other wastewater generating site such that a substantial portion of the wastewater or leachate is aerosolized and the solids, elements or compounds of concern contained in the leachate or wastewater fall onto a designated area of the landfill or on a specific area such as an unlined or lined catch basin or lagoon that is intended to contain leachate or other wastewaters.

The invention belongs to the field of environmental microorganisms, and particularly relates to a production method of efficient phosphorus-dissolving epicoccum sorghinum with the characteristic of resisting heavy metals. Through classification, the epicoccum sorghinum is identified. The production method includes the steps that copper tailing soil and sterile water are cultured in a mixed mode, and a heavy metal sterile mixed solution with the concentration suitable for the growth of thalluses is screened; repeated culture is conducted for six times; fourth-time culture liquid, fifth-time culture liquid and sixth-time culture liquid are sucked and added into culture mediums containing organic phosphorus and inorganic phosphorus for plate spread culture, culture dishes with a large numberof bacterial colonies are selected, plate streaking culture is conducted in the culture mediums containing the organic phosphorus and the inorganic phosphorus, and the bacterial colonies with obviousphosphorus-dissolving rings are screened; and culture purification results are subjected to shake cultivation, and finally screening purification is conducted to obtain phosphorus-dissolving bacterialstrains resisting the heavy metals. Efficient phosphorus-dissolving funguses resisting the heavy metals are screened from contaminated land, the soil phosphorus supply and demand contradiction can beadjusted, reclamation land soil in a mining area is improved, vegetation growth is promoted, the utilization ratio of heavy metal contaminated plowland soil phosphorus by crops is increased, and useof fertilizer is reduced.

A revetment mat meeting ASTM D6460 performance standards, as well as provides transportation and installation advantages that is constructed from a combination of small square blocks and larger rectangular blocks linked together by a series of cables to form a generally rectangular shaped revetment mat having lifting loops which linked blocks form non-linear water flow passageways whose shapes are maintained utilizing rigid straps and flexible, hollow, tubular spacers that also permit the revetment mat to be rolled up for transportation from the fabrication site to the construction site where the revetment mats will be installed in a revetment system.

A system for allocating irrigation resources includes a hub for collecting imaging data and soil condition readings from watering areas proximal to sprinkler nodes. A combiner operated to form combined cluster data from each sprinkler node in a sprinkler cluster. An interpreter operated to generate mapped cluster data from combined cluster data and a geolocation map. A correlator to generate a current cluster snapshot from the mapped cluster data and spatiotemporal weather information. A comparator configured to compare the current cluster snapshot with recorded sprinkler cluster activity data to determine deficient regions within the watering areas in sprinkler cluster, and generate an activation control for the sprinkler cluster. A selector to select a spatiotemporal watering control from the activation control for a specific sprinkler node. The specific sprinkler node to deliver a directed fluid stream to the deficient region within the watering area.

There is a biological composition and method of use. Included is a microorganism quantity, and a nutrient quantity which may have a supplement, a short-term nutrient and a long term nutrient. The composition may be applied to a container having water wherein the microorganisms rapidly reproduce. As the microorganisms reproduce they may be extracted. Once extracted, they may be introduced into a cleaning system and dispersed to surfaces of an animal production facility. There, the microorganisms may process animal waste and the slime associated thereto. Further, the microorganisms may flow into a lagoon to beneficially participate in waste processing. Still further, the microorganisms may enhance the ability of the lagoon to prepare the waste for distribution to plants.

The invention discloses an anti-antimony stenotrophomonas sp with the preservation number of CGMCC No.12897. The bacteria disclosed by the invention have high resistance to antimony, meanwhile, have the characteristics of resisting a plurality of heavy metals, such as As<3+>, Cd<2+>, Cr<6+> and Hg<2>, and promoting the growth of plants, have great significance to promote the growth of the plants and relieve the poison of the plants caused by heavy metals, and have wide application potential in bioremediation of soil in a mineral area with heavy metal pollution.

The invention discloses a method for recovering plant cover in situ at the abandoned land belonging to plant cultivation methods; and is object to provide a method for planting grass in situ at the abandoned land without soil. Its technical scheme includes: mixing uniformly the grass seeds and the growth substrate at a weight ratio of 1:10 to confect a sowing material, uniformly covering the sowing material on the surface of the abandoned land, and then performing breeding management according to the conventional method, wherein, the growth substrate is confected by the following material at weight percentage: 68.3-88% of phosphogypsum powder, 10.5-0% of activated sludge powder, 0.1% of Acacia powder, 0.1% of paper pulp, 0.1-0. 5% of water-loss reducer and 1% of sulfur powder. The grass planted by the method has high survival rate, fast plant cover growth and good water retaining and earth solidifying effect; can not only prevent soil erosion, but also significantly improve the ecological environment and natural landscape; has small engineering amount, convenient construction, low investment and the like advantages; and the method is an ideal method for abandoned land reclamation treating and plant recovering.

The invention discloses a desert vegetation habitat restoration improving material, which is prepared from the following raw materials by weight: 100-300 parts of straw fiber powder, 10-20 parts of high clay, 11-19 parts of an fully-composted organic fertilizer, 15-20 parts of maifanite powder, 3-15 parts of polyacrylamide, 7.3-11.6 parts of biochemical fulvic acid, 10-15 parts of a nanometer TiO2/anionic waterborne polyurethane binder, 2-3 parts of carbon enzyme, 1-3 parts of a mixed bacteria agent, 5-10 parts of sugar alcohol magnesium, 5-10 parts of wood vinegar, and 10-20 parts of starch-grafted sodium polyacrylate. According to the present invention, the desert vegetation habitat restoration improving material can agglomerate and bond the soil particles to form the large-particle-sizesoil particles having the agglomerate structure so as to effectively improve the soil structure, enhance the erosion resistance, the disintegration resistance and the water stability of the soil particles, effectively adjust the water heat and nutritional conditions of the soil, and promote the vegetation growth.

The invention discloses a nutrient medium for rock slope regreening and a construction process thereof. The construction process includes the steps of arranging a slope, distributing slope rainwater collecting and slow releasing devices, hanging a net on the slope, constructing anchor rods, spraying and spreading the nutrient medium, arranging a slope drainage system and performing later-period curing, wherein the nutrient medium to be sprayed and spread is mainly divided into three layers: the super-adhering nutrient medium, the super-bonding nutrient medium and the anti-scouring nutrient medium. By means of the construction process on the basis of a traditional process, the slope stability evaluation is increased; a rainwater collecting and slow releasing system is adopted for an improved mesh mode, and the curing time and curing cost are effectively reduced on the basis of ensuring the slope stability and good vegetable growth.

The invention discloses a mountainous region stony desertification vegetation and landscape ecological restoration system. The system comprises a karst rock base body. A groove is formed in the karst rock base body. An elastic bag body used for containing soil is arranged in the groove. A geonet is arranged on the surface of the karst rock base body. One end of the geonet is fixedly connected with the karst rock base body, and the other end of the geonet is provided with a winding structure. The geonet is connected with an ecological restoration device. The ecological restoration system of the structure has the advantages of being good in vegetation adhesion, good in vegetation growth condition, good in greening effect, low in cost and good in effect.

An horticultural blend is disclosed. The horticultural blend includes coal refuse and slag blended with at least a portion of the coal refuse. The coal refuse has a particle size, the particle size corresponding with all material in the coal refuse having a maximum dimension of less than about 2 inches and at least about 25% of the material in the coal refuse being capable of passing through a standard number 4 sieve. The horticultural blend has a pH within a range of about 3.5 and about 10 and the horticultural blend facilitates growth of vegetation when applied to a coal refuse pile at a thickness of less than about 2 feet.

The invention provides a protective material, application of the protective material, a sand prevention net, a preparation method of the sand prevention net, and a sand prevention device, belonging tothe technical field of sand prevention and control. The protective material is prepared from the following components in percentage by weight: 85 to 98% of first polylactic acid resin and 2 to 15% ofanti-aging concentrated master batch, wherein the anti-aging concentrated master batch comprises second polylactic acid resin, an antioxidant and an optional auxiliary agent. The sand prevention netcan be completely degraded within a certain period of time and has good sand prevention and prevention effects.