53 results about "Fertility preservation" patented technology

The invention discloses a double-cropping no-tillage seedling-throwing straw-to-farmland rice high-yield and high-efficiency production method which comprises the following steps of: a, cleaning a ditch and draining in winter, to be specific, ditching to let rice field leakage water go in winter so as to keep no accumulated water on a field surface before seedling throwing of early season rice; b, performing no-tillage planting and management on the early season rice, to be specific, growing seedlings of the early season rice by using a plastic soft tray, throwing the seedlings when the seedlings have 3.5-4.5 leaves, and wetting as well as irrigating the early season rice in the whole process; c, utilizing straws of the early season rice, to be specific, remaining high stubbles while harvesting the early season rice; d, performing no-tillage planting and management on late rice, to be specific, growing seedlings of the late rice by using the plastic soft tray or growing the seedlings in a dry manner without the tray, and adopting an irrigation mode of irrigating shallowly and exposing the field; e, utilizing the straws of the late rice, to be specific, remaining high stubbles while harvesting the late rice. The double-cropping no-tillage seedling-throwing straw-to-farmland rice high-yield and high-efficiency production method solves the problems of great tillage labor intensity, slow nutrient transformation, easy runt seedlings and no growth of the rice, late maturity, low yield and the like of soil gleyization and secondary soil gleyization rice production in south rice areas, is a matured production technology for improving low-yield rice fields in soil gleyization and secondary soil gleyization, and achieves great application and generalization values in the aspects of reducing agricultural production cost, improving soil organic matters, decreasing fertilizer applying amount, increasing rice yield, improving moisture and fertility preservation performances of soil and the like.

The invention discloses a multipurpose fertilizer with marine organism calcium. A preparation method for the multipurpose fertilizer comprises the following steps of: blending oyster shell powder, shell powder, a fermented fish meal fertilizer and nitrogen, phosphorus and potassium components of a chemical fertilizer according to requirements of different crops on nutrition, mixing and stirring the raw materials uniformly, and regulating to ensure the moisture is between 40 and 50 percent and the pH value is between 6 and 7; adding microbial bacterial colonies, and fermenting at the temperature of between 40 and 65 DEG C for 3 to 5 days to ensure that activated calcium powder adsorbs various nutrients in a balanced way; and air drying or drying to prepare a powder fertilizer or a granular fertilizer according to the conventional method. The multipurpose fertilizer has the advantages of simple preparation method, abundant, comprehensive and balanced nutrition required by plants, water retention and fertility preservation, and is suitable for the growth of various plants.

The invention relates to an anti-hardening soil improvement agent and a preparation method thereof. The anti-hardening soil improvement agent is prepared from the following components in parts by weight: 0 to 60 parts of cow dung, 0 to 60 parts of microbial fungus residue, 0 to 60 parts of gypsum powder, 0 to 10 parts of urea, 0 to 30 parts of bentonite, 5 to 30 parts of humic acid, 5 to 30 partsof biochemical potassium fulvate, 1 to 5 parts of water retention agent, 0 to 2 parts of pyroligneous liquor, 0 to 2 parts of phosphoric acid, 0.1 to 0.5 part of ferrous sulfate, 0.1 to 0.5 part of copper sulfate, 0.1 to 0.5 part of manganese sulfate, 0.1 to 0.5 part of zinc sulfate, 0.1 to 0.5 part of sodium borate, 0.1 to 0.5 part of ammonium molybdate and 0.02 to 0.1 part of rooting powder. Thespecific weight and the volumetric weight of soil can be effectively decreased; the porosity is improved; the organic content of the soil is increased; the quantity and the stability of water-stablemacro aggregates of the soil are improved; physical property of the soil is ameliorated; the effects of nutrient slow release, water retention and fertility preservation are achieved, and the anti-hardening soil improvement agent has obvious effects on both the nutrient activation of the soil and the yield increment of a crop.

The invention relates to a compound improved conditioner for saline-alkali soil and a preparation method of the compound improved conditioner. The compound improved conditioner comprises the following raw material components: 30-50 parts of an organic conditioner, 40-70 parts of an inorganic conditioner, 10-30 parts of biological conditioner and 5-15 parts of an artificially synthesized conditioner. The preparation method comprises the steps of drying the raw material components until the moisture contents are 4%-8%, grinding the raw material components to be 200-350 meshes, uniformly mixing, adding the mixture into a granulator, and granulating to obtain a finished product. According to the compound improved conditioner, the physical and chemical properties of soil can be improved, the permeability and the moisture and fertility preservation performance of soil can be improved, the ion exchange ratio and the buffer pH value of soil can be increased, the number and the activities of microorganisms in soil can be increased, the soil fertility can be increased, the output and the quality of crops can be increased, the soil improvement effect can be improved, and the soil improvement period can be shortened.

The invention discloses a bioorganic fertilizer and a method for improving soil by accurate application of the bioorganic fertilizer.The bioorganic fertilizer is composed of straws, straw decomposition agents, livestock excrements, rapeseed meal, algae slurry, expanded feather powder, eucalyptus residues, microelement fertilizers, attapulgite powder, zeolite powder, biological functional microbes and polyacrylamide.The bioorganic fertilizer is capable of improving air permeability and water absorbability of soil, repairing intrinsic ecological maintenance capability of the soil, improving water retention, fertility preservation and continuous fertility supply performances of the soil, quickly improving soil quality, degrading harmful (toxic) substances in the soil, improving soil activity, reducing heavy metal pollution of the soil, increasing crop yield and improving crop quality; the bioorganic fertilizer is wide in application range and applicable to different environmental conditions and different types of soils.In addition, since application amount of the bioorganic fertilizer is determined according to soil improvement targets, accuracy in fertilizer application, cost control and saving of economic cost are realized, comprehensive utilization of agricultural organic wastes and industrial healthy development are promoted, and feasible measures are provided for control of environment pollution and guarantee of safety of agricultural products.

The invention relates to a method for rapidly rotting composting of litters in the open in autumn and winter, comprising the following steps of selecting field and then digging pit, collecting litters, sampling and calculating, composting litters and disposing. The method can sufficiently utilize ground temperature to greatly reduce the influence of external high temperature on composting temperature mainly by digging pit and underground composting; the effects of heat preservation, moisture preservation and fertility preservation are good; therefore, the activity of microbes to decompose flora can be ensured, thereby rapidly achieving the effect of rapidly rotting. The method solves the problems that the natural decomposition of litters is slow, the fire hazard is outstanding and the latent nutrient runs off in artificial forest in northwest arid area and meanwhile is not limited by climate and field, thereby solving the problems existing in circulation of substances and nutrient balance of the ecological system of the artificial forest in northwest arid area. The invention provides a new method for a near nature managing and protecting technique of the artificial forest.

The invention belongs to the field of agricultural planting, and particularly relates to a sugarcane planting method based on wide and narrow rows. The sugarcane planting method includes A, ditching a field, and taking one wide row and one narrow row as a unit, wherein the wide row and the narrow row refer to distances between the center line of each ditch and the center lines of adjacent ditches on two sides respectively, and the wide row is wider than the narrow row; B, planting sugarcane plants in the ditches; C, performing rationed earthing-up on the sugarcane plants each year; D, performing field management including drought control, water retention, timely irrigation, timely topdressing and pest control. The sugarcane planting method has the advantages that mechanized operation and management of field operations such as earthing-up and harvesting are benefited; the extension range of a root system is widened, and moisture and nutrition absorption of sugarcanes is improved; effective sugarcane tillering is improved remarkably; effective evaporation of earth surface moisture is reduced, and moisture and fertility preservation is benefited; other crops can be interplanted in the wide rows, and crop yield and land utilization rate are increased.

The invention discloses a ridge culture planting method of summer soybean in Nanjing area, which relates to the plant culture technology. The method of the invention comprises the following steps: after winter wheat is harvested, carrying out rotary tillage and ridge forming promptly, wherein the depth of rotary tillage is controlled at 10-30cm, the earth furrow distance is 90cm, the furrow is 30cm high, the width of the ridge surface is 50cm, and two rows of soybean are planted on the ridge. By the culture method of the invention, the rate of emergence can achieve higher than 95%, the ventilation and light transmittance of the soybean plants are good, and the water storage, fertility preservation, drought prevention and flood draining capabilities of soil are enhanced. The number of labor for irrigation, drainage and replanting is reduced by 2-3 persons, and the cost is saved by ** yuan / mu. The method has simple operation, is suitable for planting summer soybean in Nanjing area, is acceptable for bases or growers or research units with pleasure, and has good popularization and application prospect.

The invention discloses a soil fertilizer composition, which is composed of the following raw materials by weight: 10 to 20 parts of bean pulp, 20 to 30 parts of thoroughly decomposed crop straw, 30 to 40 parts of thoroughly decomposed cattle fertilizer or pig fertilizer, 0.06 to 0.15 part of saccharomycetes, 1 part to 10 parts of quick lime, 10 parts to 15 parts of ferrisulphas, 0.6 part to 3 parts of copper sulfate, 0.8 part to 3 parts of monopotassium phosphate, 3 to 4 parts of chlorothalonil, 10 to 13 parts of Chinese cabbage dreg and 15 to 20 parts of decoction dreg. The soil fertilizer composition can improve quality, increase production substantially, remarkably improve physical characteristics of soil, improve water permeability of the soil and improve moisture and fertility preservation capability of the soil.

The invention provides a composite of a slow-release soil moisture preserving microbial enzymes organic compound fertilizer and also provides a method for preparing the compound fertilizer of the composite and application of the slow-release soil moisture preserving microbial enzymes organic compound fertilizer in agricultural production. The slow-release soil moisture preserving microbial enzymes organic compound fertilizer provided by the invention has the advantages of bidirectional regulation on promoted release and slow release and double virtues of moisture preservation and fertility preservation, particularly has low cost, and can be widely used for the agricultural production, in particular to the agricultural production in arid regions.

The invention discloses a method for cultivating black waxy corn. The method for cultivating the black waxy corn comprises the steps of seed selection, land selection, land preparation, seedling cultivation, transplantation, field management and timing harvest. The black waxy corn cultivated through the method is healthy and strong in growth, high in growing speed, high in yield and good in quality, and plant diseases, insect pests and the using amount of farm chemical are reduced. Further, a soil conditioner in the method improves product quality, reduces harmful accumulation, effectively improves the farmland fertility, improves the soil fertilizer supplying environment, and can free soil, enhance the soil granular structure, improve the moisture and fertility preservation capability and increase soil organic matters.

The invention discloses a slow-release mixing fertilizer which is prepared from the following raw materials in parts by weight: 70 to 80 parts of soybean cake, 30 to 34 parts of corncob, 6 to 9 parts of bamboo shoot shell, 13 to 16 parts of bagasse, 4 to 5 parts of maize meal, 2 to 3 parts of lime, 23 to 25 parts of slow-release urea, 12 to 15 parts of potassium oxide, 2 to 3 parts of magnesium sulfate, 1 to 2 parts of zinc sulfate, 1 to 2 parts of sodium selenite, 1 to 2 parts of manganese sulfate, 2 to 3 parts of borax, 1 to 2 parts of manganese sulfate, 1 to 2 parts of polyvinyl alcohol, 3 to 4 parts of EM (Effective Microorganism) agent, 4 to 6 parts of coating agent and a proper amount of water. The slow-release mixing fertilizer is prepared through the fermentation of an organic fertilizer and an inorganic fertilizer, so that the slow-release mixing fertilizer has the common characteristics of the organic fertilizer and the inorganic fertilizer, namely that the slow-release mixing fertilizer is not only rich in organic substances so as to provide necessary nutrient elements needed by the growing development of a crop to improve the yield and quality of the crop but also has the functions of improving the soil property and the moisture and fertility preservation of the soil. The prepared fertilizer is long in fertilizer efficiency and has a certain promotion function for the environment. The magnesium sulfate added into the fertilizer has the function of improving the soil with magnesium deficiency.

The invention provides an organic Chinese gooseberry tree planting process which comprises the steps of site selection and land preparation, seedling selection, planting, fertilizer application, pruning, rack erection, pest control, picking and the like, so that the Chinese gooseberry tree planting is not limited by planting regions, and the transportation cost is lowered; root systems of fruit seedlings are extended, thereby being beneficial to moisture and fertility preservation and also beneficial to promotion of fruit seedling growth; the Chinese gooseberry yield is improved; water and fertilizers required by Chinese gooseberry tree growth are ensured, and the Chinese gooseberry tree growth is well promoted, and the Chinese gooseberry yield is improved; disease and insect damage generated in a Chinese gooseberry growing process is greatly reduced, so that the Chinese gooseberry yield is well improved, and the demands of people on Chinese gooseberry is met.

The invention relates to an SAP (Super Absorbent Polymer) moisture and fertility preservation active biological organic-inorganic compound fertilizer comprising the following raw materials in parts by weight with uniformly mixing: 5-10 parts of SAP water-retaining agent, 50-70 parts of active bio-fertilizer, 7-10 parts of humic acid, 3-10 parts of edible fungus wastes, 10-20 parts of plant growth conditioner, 5-20 parts of nitrogen fertilizer, 3-10 parts of phosphatic fertilizer and 3-5 parts of potash fertilizer. Compared with the prior art, the invention can efficiently ensure needed nutrient and moisture in the growth process of crops, reduces the fertilizer quantity and enables the crops to really achieve the requirements of greenness and innocuity.

The invention relates to a bletilla striata and purple yam intercropping method. The method includes steps of land selection and preparation, seed selection and plantation, field management, harvesting and the like, wherein field management includes steps of framework building and seedling leading, intertillage and weeding, fertilizer and water management, pest and disease prevention and control and the like, and bletilla striata is harvested every three years while purple yams are harvested yearly. The purple yarms are planted on two slopes of a bletilla striata planting ridge, vines of the purple yams shade bletilla striata in a growth process, water and fertility preservation is realized, an excellent original ecological growth environment is provided for growth of bletilla striata, purchasing of shading nets is avoided, cultivation cost is reduced, and yield of bletilla striata and the purple yams is increased. Compared with a traditional planting method, the bletilla striata and purple yam intercropping method has advantages that a bletilla striata planting period is shortened by 1-2 years, bletilla striata casn be harvested in the third year, harvested bletilla striata and yam tubers are large in size and pure in color, and the acre yield is 2-3.5 times of that of traditional tuber cultivation.

The invention discloses a method for preparing organic fertilizer from cow dung and sheep manure. According to the method, the cow dung and the sheep manure are taken as main raw materials and added with other auxiliaries for preparation of the organic fertilizer with a fermentation technology. The organic fertilizer prepared with the method has low cost and is simple and convenient to apply, the sheep manure and the cow dung can be composted effectively, nutrient conversion and germ egg killing effects are obvious, the utilization rate of the sheep manure and the cow dung is increased, and a fermentation product has no toxic effect on crops; besides, leguminous crops and waste vegetable leaves are reasonably used, the soil porosity can be improved effectively and the physical and chemical properties of soil can be improved after the fertilizer is applied. With application of the organic fertilizer, the effects of moisture and fertility preservation and high fertilizer supply capacity can be realized, the applying quantity of the fertilizer can be regulated according to different soil and weather conditions, and the organic fertilizer is widely applied to cultivation, seedling culture and the like of various crops.

The invention discloses a horseradish soil fertilizer composition for preventing and curing soil-borne disease, which consists of the following raw materials: horseradish, bean pulps, fully-matured crop straws and herb residues. With the adoption of the horseradish soil fertilizer composition, the quality can be improved, the substantial increase production can be increased, the physical characteristics of soils can be obviously improved, the water penetration and the water permeability of the soils can be enhanced, and the moisture and fertility preservation capability of the soils can be improved.

The invention discloses a preparation method of novel compound bio-fertilizer. The preparation method of the novel compound bio-fertilizer comprises the following steps of raw material pre-treatment,mixing for stirring, fermentation and airing for granulation. By adding a surfactant, microorganism fermentation is promoted, fermentation time is shortened, the nutrient content is improved, growth of harmful bacteria is inhibited, plant absorption is promoted, the soil structure is improved, the moisture and fertility preservation effects of soil are improved, and nutrient absorption of plants is promoted.

The invention discloses a biomass organic fertilizer capable of increasing PH of acid soil. The biomass organic fertilizer is prepared from raw materials in parts by weight as follows: 6-8 parts of seaweed meal, 2-3 parts of calcium sulfate, 2-3 parts of sodium lignin sulfonate, 28-32 parts of saw dust, 3-5 parts of monoammonium carbonate, 73-77 parts of crop straw, 15-16 parts of plant ash, 6-8 parts of attapulgite powder, 4-5 parts of lentinan, 3-4 parts of sodium nitrate, 53-57 parts of elodea nuttallii, 2-4 parts of a cellulase preparation, 3-4 parts of a protease preparation, 9-10 parts of Tamarindus indica Linn. and a proper amount of water. The biomass organic fertilizer adopts various alkaline raw materials and can reduce the content of exchangeable Al<3+> and H<+> of soil and increase the pH value of surface soil through adsorption of charcoal and activity of organic matters, so that the soil can be suitable for planting of plants, the fertility preservation potential of the soil can be improved with the aid of various nutrient materials, the fertility maintenance performance of the soil is improved, the soil is suitable for growth of plants, and the yield is increased.

The invention discloses a substrate for soilless seedling of mustard. The substrate comprises mustard leaf residues and tea leaf residues. The mustard leaf residues which are thoroughly decomposed are used as organic fertilizers. According to the active ingredients of the tea leaf residues, sterilization and nutrient-supplying functions are realized. The substrate which has the advantages of looseness, breathability, moisture preservation and fertility preservation is prepared. Compared with a conventional soil seedling of the mustard, the substrate for the soilless seedling of the mustard has the advantages of small pest and disease damage, low cost, high survival rate, high disease resistance and high yield; by virtue of the mustard leaf residues and the tea leaf residues, wastes can be recycled, the cost is reduced, and the economic performance is good.

The invention discloses a restoration type moisture and fertility preservation conditioner. The restoration type moisture and fertility preservation conditioner is characterized by comprising the following raw material components in parts by weight: 20-30 parts of chicken manure, 8-10 parts of beer waste residue, 25-35 parts of enzymic preparation residue, 12-15 parts of modified bone powder, 0.3-0.5 part of a mixed fungicide, 2-4 parts of zeolite powder, 3-5 parts of diatomite powder, 3-5 parts of humic acid, 1.2-1.6 parts of citric acid, 0.8-1.2 parts of sodium lignin sulfonate and 4-6 parts of water absorption resin. The restoration type moisture and fertility preservation conditioner is rich in nutrient substances; a micro-ecological environment of soil can be improved, the disease resistance of crops can be improved, the yield of the crops can be increased by 18%-22%, cell walls of the crops can be strengthened, the lodging resistance of the crops are strong, and the soil restoration capacity is strong, and lots of nano-scale microholes can be formed; by virtue of relatively strong adsorption capacity and good water retention effect, the activity of soil is greatly improved, and a good growth space is created for the growth of the crops.

The invention relates to a special organic fertilizer for calliandra haematocephala and a preparation method thereof and belongs to the technical field of fertilizers. The special organic fertilizer for calliandra haematocephala is prepared from the following raw materials in parts by weight: 13-18 parts of medical stone, 13-18 parts of potash feldspar, 8-10 parts of zeolite, 8-15 parts of palygorskite, 5-7 parts of phosphorus slag, 10-15 parts of peanut bran, 10-15 parts of sesame paste residues, 12-18 parts of soybean curb residues, 12-16 parts of a cottonseed cake, 5-9 parts of fishbone dust, 5-9 parts of chick bone powder and 10-15 parts of sheep manure. The special organic fertilizer for calliandra haematocephala is rich in abundant nutrients; the special organic fertilizer not only can be decomposed by microorganisms to release nutrient elements which are absorbed by root systems of the calliandra haematocephala, but also is capable of improving the soil structure, enhancing the moisture and fertility preservation and ventilation of soil, and thus greatly increasing the growth speed, flower perfectness and flowering phase of the calliandra haematocephala; due to the added bactericide, the special organic fertilizer has an effect of preventing pest and disease damage.

The invention discloses a method for preparing an ultrahigh saline loaded aquagel. The method is to polymerize a saline solution, a mixed solution of an organic monomer and a cross-linking agent and an aqueous solution of an evocating agent through one-step polymerization to obtain the ultrahigh saline load aquagel, and successfully store both salt and water in a high-molecular gel network structure so as to realize integrated regulation and control of the water and the salt. The method selects proper cross-linking agent and organic monomer, so when the aquagel is applied to preparing gel state fertilizer for integrally controlling release of fertilizer and water, soluble salt exists in the aquagel in a mode of molecules or ions, and based on diffusion penetration principle, the cross-linking agent and the monomer can sustainably supply moisture, nutritive ingredients of nitrogen, phosphor and kalium and other plant required nutritive elements for plants. The gel state fertilizer prepared by the method is convenient to produce and apply, has good effect of moisture and fertility preservation, lower cost than a common water retention agent and great reduction of controlled release fertilizer, and has good application prospect to horticultural cultivation, drought resistance and seedling protection, desert reformation and other aspects.

The invention relates to an organic fertilizer for facilitating yield increase of rice. The organic fertilizer comprises the following raw materials in parts by weight: 80-100 parts of farmyard material, 0.2-1 part of polyaspartic acid, 0.7-1.6 parts of vermiculite powder, 2-4 parts of Bacillus subtilis preparation, 15-20 parts of urea, 10-15 parts of diammonium phosphate, 15-20 parts of potassium chloride and 0.5-2 parts of zinc sulfate, wherein the total count of effective living bacteria of the Bacillus subtilis preparation is no less than 0.2 billion spores / g. According to the invention, the farmyard waste materials are utilized for the second time, thereby achieving the advantages of greenness and environment friendliness, and simultaneously increasing the contents of nitrogen, phosphorus, potassium and other elements in the organic fertilizer; the polyaspartic acid and the vermiculite powder can effectively increase the rice yield and improve the soil structure; and the Bacillus subtilis preparation can enhance the antivirus capability of rice, remove peculiar smell and purify water quality. Thus, the organic fertilizer achieves the advantages of moisture and fertility preservation, soil improvement, low cost, rice yield and quality increase and the like, has no residue and causes no pollution, thereby having favorable popularization and application prospects.

The invention discloses insecticidal organic fertilizer which is prepared from the following raw materials in parts by weight: 70-80 parts of ginkgo leaf extraction residue, 30-40 parts of ginkgo leaf extraction waste liquid, 3-5 parts of a synergist, 50-70 parts of plant ash, 80-100 parts of cattle and sheep manure and 5-8 parts of a composite microbial agent. The invention further discloses a preparation method of the insecticidal organic fertilizer. The ginkgo leaf extraction residue and the ginkgo leaf extraction waste liquid have beneficial ingredients with higher nutritional values; environmental pollution can be removed; wastes are changed into valuables; the fertilizer has multiple effects of fertilizing soil, killing pests and improving the soil; and the nuisance free fertilizer is provided for production of green vegetables, fruits and the like. After applied to the soil, the insecticidal organic fertilizer is decomposed by microorganisms in the soil and forms a granular structure with soil particles; the soil can be loosened; the water permeability of the soil is improved; the moisture and fertility preservation ability of the soil is improved; and besides, the decomposed fertilizer can continuously release various nutrients to be absorbed by crops.

The invention relates to ovary apparatus for regulating the temperature of the ovary; and shielding it from radiation. The main function of the device is to preserve fertility of women treated with chemotherapy by lowering the ovary temperature while the toxic medications circulate in the patients' blood. The current invention utilizes shielding of the ovary to protect it from radiation, and temperature decrease to further limit the toxic effect of radiation.

Provided is a three-pool coordinated high-yield cultivation method for paddy fields in south. Aimed at double cropping rice triple-cropping region paddy fields, pools are moderately expanded through deep ploughing in winter or an early rice season, pools are sufficiently cultivated through winter crop green manure and straw field returning, pool usage is saved by late rice no-tillage, moistening irrigation, and shifting agriculture for a plurality of years, and a pool expanding, pool cultivating and pool usage three-pool coordinated method for establishing a reasonable plough layer overcomes reality problems that soil plough layers of paddy fields in south become shallow, and acidize and harden, and cultivability becomes bad, physical and chemical properties get poor, soil pool capacity becomes low, and moisture and fertility preservation performance becomes poor. The method can save energy, protect soil structure, reduce water and soil loss, and retain soil nutrient, and can improve depth of a soil plough layer, improve soil structure, expand soil pool capacity, improve soil nutrient content, improve water and fertility utilization efficiency, so as to establish a rational soil plough layer long-effect management mechanism of paddy fields and realize paddy continuous high yield.

The invention relates to ovary apparatus for regulating the temperature of the ovary, and shielding it from radiation. The main function of the device is to preserve fertility of women treated with chemotherapy by lowering the ovary temperature while the toxic medications circulate in the patients' blood. The current invention utilizes shielding of the ovary to protect it from radiation, and temperature decrease to further limit the toxic effect of radiation.

The invention discloses a special matrix for hippeastrum bulb production and a preparation method of the special matrix for hippeastrum bulb production. The special matrix for hippeastrum bulb production is prepared from perlite, peat soil, vermiculite, mushroom residues, bagasse, cow dung, peanut bran, a fertilizer fermenting agent, potassium polyacrylate and bio-fertilizer functional bacteria. The special matrix for hippeastrum bulb production is prepared according to the characteristic of hippeastrum favoring fertile and loose sandy loam, extensive in raw material source, cheap, stable in performance, rich in organic content, great in moisture and fertility preservation performance, simple in production process, short in preparation period, free of environmental pollution and convenientfor large-scale production. The special matrix for hippeastrum bulb production can be used for industrial production of commercial hippeastrum bulbs and is especially beneficial to fertilizer absorption and utilization of hippeastrum seedlings and capable of promoting quick swelling of bulbs and shortening hippeastrum production cycle to two years.

The invention discloses an urban greening saline and alkaline land regulating method which comprises the following steps that a strip-shaped accommodation groove of a compression moulding shell is filled with nutrient soil which is mixed with drought resisting grass seeds; a cover body which is compressed into a sheet shape is buckled in the opening position of the strip-shaped accommodation groove filled with the nutrient soil to prepare and obtain carrying bodies I with the cross sections in approximate triangles; a plurality of carrying bodies I incline at certain angles and are arranged sequentially into carrying bodies II in an end-to-end connection manner; a plurality of carrying bodies II are arranged at intervals uniformly on an exposed layer of to-be-improved soil; the spaces among the plurality of carrying bodies II are filled with soil conditioners; the plurality of carrying bodies II are covered with thickness soil conditioners; 1.5-2.5 L / m<2> water is sprayed to the soil conditioners by one time at the interval of 20-30 d. According to the urban greening saline and alkaline land regulating method, the saline and alkaline land structure can be modified in short time, and the moisture and fertility preservation effect is remarkable.