7127results about "Growth substrates" patented technology

The invention provides a method for ecological remediation on an acid tailing pond. By removing acids from soil, and by laying nonwoven cloth and a sealing layer, good partitioning is achieved, and byfurther laying a water reservation layer and a coated seed layer, the purpose of re-greening an acid tailing pond is achieved. The method has the beneficial effects that rainwater can be reserved tothe maximum extent, the sealing layer is capable of preventing the rainwater from infiltrating into tailings, the problems of underground water and ground water pollution can be substantially solved,the construction method is simple, and the construction cost is low; by using a seed coating technique, a set of rapid nursery stock breeding technique is formed, a stable ecological remediation system is cultured, the target of completely re-greening woody plants within 90 days is achieved, and environment problems of acid tailing ponds are solved for good.

The invention provides artificial soil and a method for land reclamation by the aid of gold mine tailing slag backfill exploitation regions. The method includes carrying out filling and compaction onthe tailing waste slag backfill exploitation regions; uniformly mixing various components of the optimally designed artificial soil with one another and ultimately covering tailing waste slag backfillsurfaces with the novel artificial soil with a certain thickness so as to effectively treat mine tailing. The artificial soil and the method have the advantages that the prepared artificial soil contains abundant nutrient components, the contents of organic matters can be increased, the gas permeability of the soil can be improved, and the artificial soil is excellent in water retention capacityand fertilizer preservation capability and suitable for growth of plants; organic thoroughly decomposed substances come from agricultural and forestry waste, are extensive in source and are easily available, accordingly, solid waste can be comprehensively utilized in a 'reduction, resource utilization and harmlessness' manner, and the artificial soil and the method conform to principles of circular economy; the land occupation problems of tailing ponds and the problems in the aspect of tasks of land reclamation of mined-out regions can be simultaneously solved by the aid of the artificial soiland the method, and the artificial soil and the method have large market spaces.

The invention provides an improved soil matrix and a remediation method for a green mine. According to the improved soil matrix and the remediation method for the green mine, a certain gradient of a mountain is formed by trimming a cliff of the mine, a hard material is laid in a certain mode, then a plastic-coated metal net covers the hard material, and finally, the novel improved soil matrix covers the plastic-coated metal net with a certain thickness so as to realize the effective remediation of the mine. The improved soil matrix and the remediation method for the green mine have the beneficial effects that the improved soil matrix can stably float on the surface of the mine with the gradient of less than 80 degrees, the adhesive force is greater than 20 Kpa, the inner friction angle isgreater than 18 degrees, the anti-corrosion index is greater than 99.1%, the anti-scouring index is greater than 2.0 L.min/g, the structure is high, and scouring of heavy rainfall or heavier can be effectively resisted after three days of spraying; the improved soil matrix is rich in nutrition, loose and breathable, and is suitable for growth of plants; and lots of organic matter such as agricultural and forestry leftovers are adopted, so that the water storage performance is high, and the construction cost and the maintenance cost are greatly saved.

Disclosed herein is a high growth, high density, closed environment growing system and methods thereof. A method of accelerating plant cell growth in a growing system may include adjusting the lighting in accordance with an identified plant growth stage.

A water-retaining support for plants comprising a hydrogel-forming polymer (A) having a calcium ion absorption of 0-100 mg per 1 g of the dry weight thereof, having a chlorine ion content of 0.07-7 mmol per 1 g of the dry weight thereof and having a water absorption magnification in ion-exchanger water at 25° C. of 1.0x101 to 1.0x102; or a plant body-growing water-retaining material comprising a molded product of a mixture of such a polymer (A) and a plant body-growing support (B). The water-retaining support for plants and the plant body-growing water-retaining material are those which have an excellent water-retaining property and they substantially do not cause inhibition of root generation or inhibition of root elongation.

The invention is directed to a crumbly, water-absorbing, soil-like hydrogel. The hydrogel comprises finely comminuted mineral substances, such as igneous rock; water-soluble alkali-silicate; solid and liquid nutrient additives; and ballast, bound in a cross-linked polymer. The hydrogel is structured like a sponge and absorbs water and liquids when in contact with water or aqueous liquids. The mineral substances present in the hydrogel may be present in an amount of at least 30% by weight of the dried hydrogel. Also, the invention encompasses methods of producing acidic and neutral to weakly alkaline hydrogels.

An image management method and system are disclosed which can increase user convenience by reducing a display time of thumbnails in a DLNA system. The DLNA system includes a digital media server for generating a thumbnail group image using thumbnails corresponding to at least one original image file and transmitting the thumbnail group image, and a digital media player for receiving the thumbnail group image from the digital media server and requesting the digital media server to transmit an original image file corresponding to a selected thumbnail among thumbnails included the thumbnail group image.

The invention discloses an ecological slope protection method based on sludge solidification soil. The ecological slope protection method comprises the following steps that a slope surface to be treated and a slope bottom to be treated are compacted and repaired to be level, and then a fine sand layer is laid on the slope surface; dredging sludge and a material A are mixed and stirred evenly and are contained in vegetation bags in a filling manner; the vegetation bags are arranged in multiple layers from the slope bottom to the slope surface, and plants are planted in the vegetation bags on the topmost layer; a ridge foundation pit is dug below the slope surface; a form board is laid in the foundation pit along the edge, dredging sludge and a material B are mixed and stirred evenly and are poured into the form board, the form board is removed after the mixed material is hardened to form hard ridges, and cells are formed between clearances of the ridges; porous vegetation concrete is laid in the cells; holes of the porous vegetation concrete are filled with vegetation matrixes, and the porous vegetation concrete is covered with new soil; and plants are planted, and natural maintenance is carried out. According to the method, the dredging sludge is solidified to serve as a slope protection material, the dredging sludge is effectively consumed, the greening effect is good, soil fixing and slope protection are further achieved, the vegetation need can be met, and the good ecological effect is achieved.

The invention relates to a camellia oleifera Abel planting method and belongs to the technical field of plant planting. The method comprises the following steps: cutting, cutting management, seedling hardening, management before transplanting, field transplanting and field management. According to the camellia oleifera Abel planting method, through a reasonable cutting management method and camellia oleifera seedling fertilization and topdressing management, the survival rate and growth rate of the cutting seedlings are greatly improved; meanwhile, the camellia oleifera Abel can bear fruits after three years, and enter a full bearing period after five to six years; fruit-bearing rate is high; and oil extraction rate of the fruits is high.

The invention discloses an environment-friendly light porous simulated soil cultivation medium body and a preparation method thereof. The cultivation medium body is of a continuous integrated porous simulated soil sponge structure and is prepared from 1-10 parts by weight of polyurethane binding body, 1-50 parts by weight of filler, 0.01-50 parts by weight of auxiliary material and 0-5 parts by weight of embedded functional matter. The filler is at least one of organic filler, inorganic filler and organic and inorganic composite filler. The auxiliary material is a mixture of at least two of a surface active agent, a catalyst, a chain extender, a fire retardant and a foaming agent. The embedded functional matter is at least one of plant seeds, a rooting agent, a soil sanitizer, a straw fermenting agent, potash fertilizer, phosphatic fertilizer, nitrogenous fertilizer and compound fertilizer. The prepared simulated soil cultivation medium body is low in weight, high in aperture ratio, good in hydrophilia and water retention performance and excellent in mechanical property, and can be applied to the fields of vertical greening, roof greening, urban landscaping, indoor greening, intelligent greening, slope restoration, gardens and horticulture, ecological remediation, ecological management, soilless culture and the like.

The invention discloses an amaranth special soilless culture nutrient solution and a preparation method thereof. The amaranth special soilless culture nutrient solution is prepared by major elements, trace elements and water. The major elements are composed of nitrogen, phosphorus, potassium, calcium, magnesium and sulfur. The trace elements are composed of iron, manganese, copper, zinc, boron and molybdenum. The amaranth special soilless culture nutrient solution is reasonable in component, rich in nutrition and low in cost, wherein raw materials are wide in source and readily available. The amaranth special soilless culture nutrient solution provides various nutrient elements and trace elements required for the growth and the development of amaranth, so that the robust growth of amaranth is realized. The transplanting stock survival rate of amaranth and the fruit and vegetable quality are improved, so that the yield and the quality are increased. The preparation method is reasonable, simple and easy in process, high in efficiency, low in application cost, simple in operation, easy to implement and extremely high in application prospect. The amaranth special soilless culture nutrient solution and the preparation method thereof are convenient to use and apply.

A plant plug holder is provided which is designed to be inserted within a cut-out in a hydroponic tower. The plant plug holder includes (i) an edge member that encircles the holder's opening and which may be sealed to the front tower surface; (ii) a base member configured to support the plant plug and which extends rearward from the edge member and into the central cavity of the tower; (iii) a rear shroud top member that inhibits leakage as well as plug erosion; (iv) a pair of side members that maintain the position of the plant plug within the plug holder; and (v) a plurality of open regions configured to promote water drainage from the top surface of the base member.

The invention relates to a mineral wool plant substrate comprising a coherent matrix of mineral wool and up to 20 volume % of an ion-exchange agent comprising a variable and/or fixed ion-exchange capacity of about 15, preferably 30 and most preferably 40 meq/100 g dry weight or more.

Compressed coconut coir pith granules having unique physical and horticultural characteristics are provided along with methods for producing such compressed products by subjecting coconut coir pith to compaction utilizing a roll compactor and subsequently granulating the compacted material.

The invention provides an organic cultivation substrate and a preparation method thereof, and methods for transforming saline alkali land and planting Lycium ruthenicum by using the cultivation substrate. The invention aims to overcome disadvantages in the prior art. According to the invention, fermented agricultural and forest residues, a biological bacterium fertilizer and animal manure are utilized to develop a low-cost and highly-efficient organic cultivation substrate, so the saline alkali land is transformed, and the yield and the quality of the Lycium ruthenicum are improved at the sametime; and an important practical significance is realized for improving the comprehensive development and utilization level of the saline alkali land in China and promoting the sustainable development of agricultural economy in a saline alkali land area.

The present invention provides compositions comprising chipped whole wood logs as a substrate for growth of plants. It further provides a method of making a substrate comprising wood chips for growth of plants, and a method of growing potted plants in a composition comprising chipped wood logs as the primary substrate for growth.

A process for producing hydrophilic growing media, preferably plugs, providing growing media having improved properties and a minimal amount of binding agent. The method forms a resilient, integral, dimensionally stable cohesive, homogeneous mass by contacting an aggregate with a hydrophilic urethane prepolymer and water. Upon curing, the prepolymer binds the aggregate material together. The mixing of the aggregate, prepolymer and water is conducted under specific, carefully controlled conditions, which enables the use of less prepolymer than would otherwise be necessary to obtain a given strength and stable air space. As result, trays can be filled without necessity of retooling.

The present invention provides a plant propagation medium, the improvement comprising a manure having a moisture content of 10 to 35 wt % with a salt level sufficient to achieve a conductivity of less than 0.35 dS/m. Also disclosed is a method of manufacturing a manure product and the manure product itself.

A hydro-seeding composition having the form of an aqueous mixture comprising a polyacrylamide polymer and seeds. The polyacrylamide polymer is a potassium anionic polymer salt or an ammonium anionic polymer salt, instead of a sodium-based polyacrylamide polymer. The hydro-seeding composition may also include various soil amendments. The seeds are grass seeds or plant seeds.

A system and related method for monitoring plant growth conditions is provided, comprising a plurality of detectors (7) and central detector data processing means (1103); each detector (7) being arranged to measure properties indicative of a temperature, a water content, and a nutrient content, of a plant growth substrate; each detector (7) being further arranged to transmit the measured property or properties over a communications link to the central detector data processing means (1103); the central detector data processing means (1103) being arranged to store predefined irrigation data, defining a relationship between plural values for temperature, water content, pH level and/or nutrient content of the plant growth substrate; and plural desired irrigation output values; process the measured properties from each detector (7) to determine calculated properties of the substrate; and provide an output indicative of a desired irrigation input for the growth substrate, based upon measured properties received from the detectors (7) and the predefined irrigation data. A portable detector communications device (1105) for communicating configuration data relating to the detectors (7) may be included in the system.

The invention discloses a method for greening and restoring a hard side slope. The method comprises the steps of cleaning a slope surface, arranging an anchor rod, laying a galvanized wire mesh sheet,improving red sandstone into planting soil, laying a geomembrane, executing sowing, establishing an automatic irrigation system and executing operation and maintenance, wherein the red sandstone soillayers with different sandstone contents are improved by adding an improver, meanwhile spray heads are installed on a pre-buried spray system by utilizing an automatic control system, and planted plants are irrigated by using the spray heads. A sprinkling irrigation system can be automatically controlled according to temperature and humidity. The invention provides a hard slope greening restoration technology for improving red sandstone into planting soil. Long-term growth conditions are provided for vegetations, the ecological restoration requirements of a rock slope and a hard slope are met, slope protection greening planting plants are combined with a traditional vegetation concrete ecological-restoration technology, vegetation restoration and anchoring fixation are simultaneously carried out, and the vegetation growth on slopes and slope fixation can be better achieved.

The invention discloses an organic pepper substrate cultivation method and belongs to the field of vegetable cultivation. The method includes the following steps of cultivation substrate preparation, variety selection, seedling sowing, cultivation management, disease, pest and weed control and harvesting. According to the organic pepper substrate cultivation method, substrates are easy to prepare, the sources of raw materials are wide, the effect of fertilizers is good, the method is suitable for large-scale production of organic peppers, the cultivation modes of greenhouse cultivation and field cultivation can be chosen according to the actual situation, the production process is in full compliance with national organic product certification standards, products can be sold as organic vegetables in the market after a 3-year transition period, the occurrence of diseases and pests is low in the production process, the products are high in yield and good in quality, the food safety is guaranteed, and the economic input-output ratio is high.

A material for maintaining hydration in plants, whether potted or in natural soils may include a substrate treated with a binder, securing a layer of hydrating particles thereto. Typical binders may include lignicite, or other naturally occurring materials such as sugars, molasses, corn syrup, gelatin, or the like. A byproduct of wood, lignicite has been found to be very effective. Various materials can serve as a hydrating, particulate coating. Polyacrylamide has been found to serve well and provide relief from the stress of dehydration that normally occurs in plants between waterings.

In order to provide an efficient hydroponic cultivation system, the present invention provides a hydroponic cultivation system comprising: a plurality of vessels extending in a predetermined direction; a plant holding plate that holds a plant and is disposed to span across the plurality of vessels; and at least one support mechanism provided between vessels adjacent to each other among the plurality of vessels, wherein each of the plurality of vessels is configured to contain a culture solution required for the growth of the plant, and the support mechanism supports the plant holding plate above the plurality of vessels.

The invention discloses an agarose gel substrate and a preparation method thereof. The preparation method comprises the steps that water, agar powder and inorganic salts are mixed, the first mixture is heated and mixed to boiling point, and the agar powder and inorganic salts are dissolved, and a first solution is obtained; the pH value of the first solution is regulated, the first solution is poured in a container, after the bubbles are removed, the solution is cooled at room temperature to solid gel like, and a first nutrition layer is obtained; water and agar powder are mixed, the second mixture is heated and mixed to agar powder and dissolved, and a second solution is obtained; the pH-value of the second solution is adjusted; the second solution is cooled at room temperature and poured on the first nutrition layer, after the bubbles are removed, the solution is continued being cooled to a solid gel shape at room temperature, and a second nutrition layer is obtained. The obtained agarose gel substrate is used for the soilless culture of plants, with the substrate being not splashing, the users can view through the substrate the cultivated plant roots, the watering cycle is flexible without having to constantly add or replace nutrients, and user experience is improved, and the agarose gel substrate has the characteristics of being repeatedly reusable, nontoxic and low in cost.

The invention discloses an artificial lawn and a fabrication process thereof. The lawn comprises a soil basal layer, a warp knitting grid net paved above the soil basal layer, and fiber grass clusters knitted on the warp knitting grid net, wherein the warp knitting grid net is in a grid structure which is formed by interlacing warps and wefts, natural grass is inserted into grids by the warp knitting grid net, and grass roots of the natural grass are planted in the soil basal layer; the warps and the wefts are all grass silk yarn harnesses knitted and twined by fiber grass yarns, and the grass roots of the fiber grass clusters are knitted in the grass silk yarn harnesses. The process comprises the steps: producing the fiber grass yarns; arraying a plurality of fiber grass yarns side by side, then, knitting the grass yarns into a fried dough twist grass yarn harnesses, and knitting the grass yarn harnesses into the warp knitting grid net; building the soil basal layer on the ground; paving the knitted warp knitting grid net above the soil basal layer; inserting or planting the natural grass in the warp knitting grid net. The artificial lawn and the fabrication process thereof have the benefits that materials, such as base fabrics and mucilage glue, are not needed, so that the economic cost is reduced; the natural grass is planted in the grid, so that the artificial lawn and the fabrication process thereof are more real and have strong flexibility.

A growing medium which consists of a self supporting block formed from sphagnum material bound together by a binding material dispersed through the sphagnum material; the binding material is a compatible adhesive.

A soil improver and method for making the same. The soil improver, in one example, comprises a nitrogen source, a surfactant, a multi-mineral, and a microbial blend. The microbial blend comprises at least one bacterium, at least one fungus, and at least one mycorrhiza. The mycorrhizae mine water and nutrients for plant roots in exchange for food. Further the mycorrhizae greatly expands the effective root zone of the host plant. The soil improver is made by mixing the dry ingredients. Thereafter the microbial blend is mixed with the dry ingredients.

The invention provides a planting soil and a preparation method thereof. The planting soil comprises the following raw materials in parts by mass: 100-120 parts of sludge, 40-50 parts of iron tailingssand, 10-15 parts of a decomposed organic fertilizer and 20-30 parts of tailings-sludge activated carbon. The preparation method comprises the following steps: (1) uniformly mixing the sludge, iron tailings sand, the decomposed organic fertilizer and the tailings-sludge activated carbon according to a mass ratio of (100-120):(40-50):(10-15):(20-30) to obtain a mixture; and (2) adding a sludge fermentation strain into the mixture, uniformly mixing the materials, and decomposing the mixture for 10-15 days to obtain the planting soil. According to the planting soil provided by the invention, coal slime, molybdenum tailings, phosphorus tailings, magnesite slag and the iron tailings sand are widely applied in abandoned mines, so that the problems of land resource occupation and environmental pollution caused by tailings stacking are solved, the resource utilization of tailings is realized, wastes are changed into valuables, and the effective utilization rate of resources is improved; and meanwhile, the application of sludge to the planting soil also provides a solution for recycling, reduction and harmless treatment of sludge.

The present invention provides an aqueous artificial medium comprising a water-absorbing polymer, which is suitable as a medium for cultivation in soil or hydroponic cultivation of plants. That is, the present invention provides an aqueous artificial medium and a polymer composition, comprising 0.01 to 10% by weight of a water-absorbing polymer and 0.001 to 10% by weight of a cationic polymer which is insoluble in water or an aqueous salt solution. Further, the present invention provides an aqueous artificial medium and a polymer composition, further comprising a porous water-supplying support having a communicating hole.