43 results about "Exchangeable sodium" patented technology

The invention relates to a modifier for mildly alkalized soil and a processing method thereof. The modifier for mildly alkalized soil comprises the following raw materials in parts by weight: 70-80 parts of desulfurized waste, 5-10 parts of inorganic accelerator and 10-20 parts of organic accelerator. According to the modifier for mildly alkalized soil, exchangeable sodium on soil colloid is replaced by calcium ions in the desulfurized waste, thereby reducing the alkalization degree; because of the fine pore structure and physical property of the organic accelerator, the physical behavior of the soil and the crumb structure of the soil are improved, the pH value of the soil is reduced, and the fertility of the soil is increased; the inorganic accelerator can also improve the crumb structure of the soil; and an inorganic fertilizer and an organic fertilizer are added to further increase the fertility of the soil and provide nutrient contents for the growth of plants. In a word, the invention can effectively avoid the nutrient element unbalance in the soil, improve the productivity of the soil, loosen the soil, enhance the fertilizer efficiency and thoroughly control the soil salinization phenomenon step by step.

The invention discloses a method for modifying the soda alkalized soil into the paddy field by an inorganic macromolecular soil modifier. The component of the inorganic macromolecular modifier is solid polymerized ferric sulfate. When the soda alkalized soil is modified into the paddy field by the inorganic macromolecular soil modifier, the modifier is soaked by water in the soda alkalized soil to be fast hydrolyzed, a mass of high-valence cations can be generated to replace exchangeable sodium ions in the soil so as to reduce the alkalization degree of the soil, the replaced sodium ions are discharged along with the drainage through elution, the polyhydroxy complex generated after hydrolysis can play a role of flocculation to the high-dispersion degree soil colloid such as absorbing, bridging, enmeshing and the like, the particulates of the soil colloid are promoted to be gathered into large particulates, the soil permeability is enhanced, and the PH value of the soil can be further reduced due to the hydrolysis acidity-induction effect of the modifier, so that a good soil environment for crops growth can be provided. After the method is used, the soda alkalized soil can be fast modified into the paddy field, so that the method is suitable for popularization and application in agricultural production.

The invention relates to an application of a highly alkalized soil improvement agent in improving soil. The highly alkalized soil improvement agent comprises the following raw materials in parts by weight: 88-92 parts of desulfurized waste, 1-3 parts of inorganic accelerator, and 5-11 parts of organic accelerator. The highly alkalized soil improvement agent provided by the invention has the beneficial effects that calcium ions in the desulfurized waste are used to replace exchangeable sodium on the densityalkalized soil colloid, thus reducing the alkalization degree of the densityalkalized soil; at the same time, the excellent pore structure and physical property of the organic accelerator are used to improve the physical property of the soil and the granular structure of the soil, reduce the pH value of the soil, and improve the soil fertility; the inorganic accelerator can also improve the granular structure of the soil; in addition, with auxiliary inorganic fertilizer and organic fertilizer, the soil fertility of the soil can be further improved so as to provide nutrient contents for plant growth. To sum up, by adopting the scheme in the invention, unbalance of nutritive elements in the soil can be effectively overcome, the land capability is improved, the soil is loosened, and the fertilizer efficiency is increased, so that the soil salinization phenomenon is fundamentally harnessed step by step.

The invention relates to use of mild alkali-affected soil conditioner in the aspect of improving soil. The mild alkali-affected soil conditioner comprises the following raw materials, by weight, 70-80 parts of desulfuration waste, 5-10 parts of inorganic accelerator and 10-20 parts of organic accelerator. The mild alkali-affected soil conditioner uses calcium ions in the desulfuration waste to substitute exchangeable sodium so as to reduce alkalization degree of the soil. Simultaneously, by means of a good pore structure and physical performance of the organic accelerator, a physical behavior of the soil and a granular structure of the soil are improved, a pH value of the soil is reduced, and soil fertility is improved. The inorganic accelerator can also improve the granular structure of the soil. The soil fertility can be further improved by combining inorganic fertilizer and organic fertilizer, and nutritious ingredients are provided for crop growth. The mild alkali-affected soil conditioner can effectively overcome the defect of unbalanced nutritious elements in the soil, improves soil fertility, loosens the soil, improves fertilizer efficiency, and enables a soil salinization phenomenon to be avoided fundamentally.

The invention relates to an application of a soil improvement agent in improving soil. The soil improvement agent comprises the following raw materials in parts by weight: 60-95 parts of desulfurized waste, 0.5-2.0 parts of inorganic accelerator, and 0.5-30 parts of organic accelerator. The soil improvement agent provided by the invention has the beneficial effects that calcium ions in the desulfurized waste are used to replace exchangeable sodium on the soil colloid, thus reducing the alkalization degree of the soil; at the same time, the excellent pore structure and physical property of the organic accelerator are used to improve the physical property of the soil and the granular structure of the soil, reduce the pH value of the soil, and improve the soil fertility; the inorganic accelerator can also improve the granular structure of the soil; in addition, with auxiliary inorganic fertilizer and organic fertilizer, the soil fertility of the soil can be further improved so as to provide nutrient contents for plant growth. To sum up, by adopting the scheme in the invention, unbalance of nutritive elements in the soil can be effectively overcome, the land capability is improved, the soil is loosened, and the fertilizer efficiency is increased, so that the soil salinization phenomenon is fundamentally harnessed step by step.

The invention discloses a coal gangue based soil conditioner for greening tree planting in saline-alkali soil. The technical scheme is characterized in that preparation materials comprise coal ganguecompressed nutrient soil, coal gangue carbonized soil, acidized zeolite particles, acidized straw, flue gas desulfurized gypsum, humic acid, powdery water retaining and slowly-release fertilizer for the saline-alkali soil, attapulgite clay, ferrous sulfate and water; the preparation materials are stirred and mixed uniformly and packaged into the coal gangue based soil conditioner for greening treeplanting in the saline-alkali soil. Calcium ions and magnesium ions contained in the soil conditioner can substitute for sodium ions in saline-alkali soil colloids, so that content of exchangeable sodium ions of the soil is reduced, degree of alkalization of the soil is reduced, fertility of the saline-alkali soil can be improved obviously, content of organic matter, calcium, magnesium, silicon,sulfur, nitrogen, phosphorus and potassium in the saline-alkali soil is increased, the saline-alkali soil is improved, the survival rate of planted greening trees is increased, and the coal gangue based soil conditioner for greening tree planting in the saline-alkali soil is applicable to improvement of the saline-alkali soil and greening tree planting in the saline-alkali soil.

The invention discloses a method for promoting the formation of Bayer-process red mud macro aggregates. The method comprises the following steps that 1, red mud is subjected to air-drying and sieving,and then gypsum and earthworm manure are added into red mud and evenly mixed, wherein the mass ratio of the gypsum to the earthworm manure to the red mud is (1-6):(2-10):100; 2, water is added into the mixed gypsum, earthworm manure and red mud in the step 1, the field water holding rate of the mixture is kept within 60-80%, culture is conducted at room temperature, and the formation of the red mud macro aggregates is promoted. By means of the method, the content of exchangeable sodium salt in the Bayer-process red mud is reduced through the gypsum, through the utilization of microorganisms and organic matter in the earthworm manure, the formation of the Bayer-process red mud macro aggregates is effectively accelerated, and the red mud is converted into a substrate similar to the soil; the vegetation reconstruction in a red mud storage yard is further achieved; the adopted raw materials are simple and easy to obtain, the method is simple and easy to implement, the Bayer-process red mud can be treated in a large scale, and the problems can be effectively solved that a large amount of mud is stored up and red mud storage causes pollution to the environment.

The invention discloses a zeolite soil conditioner for saline-alkali land greening and planting trees. The main point of the technical scheme is that the ingredients are composed of zeolite compressed nutrient soil, zeolite carbonized soil, acidified zeolite particles, acidified straw, desulfurized gypsum, humic acid, powder It is composed of water-retaining slow-release fertilizer for saline-alkali land, attapulgite clay, ferrous sulfate and water; after stirring and mixing the ingredients evenly, it is packaged as a zeolite soil conditioner for greening and planting trees in saline-alkali land. The calcium and magnesium ions contained in the soil conditioner can replace the sodium ions on the saline-alkali soil colloid, reduce the content of soil exchangeable sodium ions, reduce the alkalinity of the soil, and at the same time significantly improve the fertility of the saline-alkali soil. Increase the content of organic matter, calcium, magnesium, silicon, sulfur, nitrogen, phosphorus and potassium in saline-alkali soil to achieve the purpose of improving saline-alkali land and improve the survival rate of greening and planting trees. .

The invention discloses a construction waste based soil conditioner for greening tree planting in saline-alkali soil. The technical scheme is characterized in that preparation materials comprise construction waste compressed nutrient soil, construction waste carbonized soil, acidized zeolite particles, acidized straw, flue gas desulfurized gypsum, humic acid, powdery water retaining and slowly-release fertilizer for the saline-alkali soil, attapulgite clay, ferrous sulfate and water; the preparation materials are stirred and mixed uniformly and packaged into the construction waste based soil conditioner for greening tree planting in the saline-alkali soil. Calcium ions and magnesium ions contained in the soil conditioner can substitute for sodium ions in saline-alkali soil colloids, so that content of exchangeable sodium ions of the soil is reduced, degree of alkalization of the soil is reduced, fertility of the saline-alkali soil can be improved obviously, content of organic matter, calcium, magnesium, silicon, sulfur, nitrogen, phosphorus and potassium of the saline-alkali soil is increased, the saline-alkali soil is improved, the survival rate of greening tree planting is increased, and the construction waste based soil conditioner for greening tree planting in the saline-alkali soil is applicable to improvement of the saline-alkali soil and greening tree planting in the saline-alkali soil.

The invention discloses an attapulgite tailing saline-alkali soil green tree-planting soil conditioner. According to key points of the technical scheme, ingredients include attapulgite tailing compressed nutritive soil, attapulgite tailing charred soil, acidified zeolite particle, acidified straw, desulfurization gypsum, humic acid, powdery saline-alkali soil water retaining and slow release fertilizer, attapulgite clay, ferrous sulfate and water; and the ingredients are stirred and uniformly mixed, and then packaging is carried out, so that the attapulgite tailing saline-alkali soil green tree-planting soil conditioner is obtained. Calcium and magnesium ions contained in the soil conditioner can replace sodium ions on a saline-alkali soil colloid, so that content of exchangeable sodium ions in saline-alkali soil is reduced, and alkalinity of the soil is lowered; meanwhile, fertility of the saline-alkali soil also can be obviously improved, contents of organic matters, calcium, magnesium, silicon, sulfur, nitrogen, phosphorus and potassium in the saline-alkali soil are increased, the aim of improving the saline-alkali soil is achieved, survival rate of green tree planting is improved, and the attapulgite tailing saline-alkali soil green tree-planting soil conditioner disclosed by the invention is applicable to improvement of the saline-alkali soil and green tree planting in thesaline-alkali soil.

The invention discloses a diatomite tailings saline-alkali land greening soil conditioner for tree planting. The main point of the technical scheme is that the ingredients are composed of diatomite tailings compressed nutrient soil, diatomite tailings carbonized soil, acidified zeolite particles, Acidified straw, desulfurized gypsum, humic acid, powdery saline-alkali soil water-retaining slow-release fertilizer, attapulgite clay, ferrous sulfate and water; the ingredients are stirred and mixed evenly, and packaged as diatomite tailings saline-alkali soil for greening and planting trees conditioner. The calcium and magnesium ions contained in the soil conditioner can replace the sodium ions on the saline-alkali soil colloid, reduce the content of soil exchangeable sodium ions, reduce the alkalinity of the soil, and at the same time significantly improve the fertility of the saline-alkali soil. Increase the content of organic matter, calcium, magnesium, silicon, sulfur, nitrogen, phosphorus and potassium in saline-alkali soil to achieve the purpose of improving saline-alkali land and improve the survival rate of greening and planting trees. Greening and planting trees in saline-alkali land.

The invention discloses a living garbage saline-alkali soil conditioner for greening planting. The main points of the technical scheme of the present invention are as follows: ingredients are composedof living-garbage compressed nutrition soil, living-garbage carbonized soil, acidified attapulgite clay particles, acidified straw, desulfurized gypsum, humic acid, a powdered saline-alkali soil water-retaining slow-release fertilizer, attapulgite clay, ferrous sulfate and water. After the ingredients are stirred and mixed uniformly, the mixture is packaged into the living garbage saline-alkali soil conditioner for greening planting. Calcium and magnesium ions contained in the soil conditioner can replace sodium ions in colloid of saline-alkali soil, so that the exchangeable sodium content inthe soil is decreased, the degree of alkalinity of the soil is reduced, and also the fertility of the saline-alkali soil can be significantly improved, the content of organic matter, calcium, magnesium, silicon, sulfur, nitrogen, phosphorus and potassium in the saline-alkali soil is increased, so that the purpose of improving saline-alkali soil is achieved, the survival rate of greening plantingis improved. The living garbage saline-alkali soil conditioner for greening planting is suitable for improving saline-alkali soil and greening planting in saline-alkali soil.

The invention discloses magnetized controlled release fertilizer capable of resisting a saline and alkaline land and a preparation method of the magnetized controlled release fertilizer. The magnetized controlled release fertilizer is prepared from the following raw materials in parts by weight: 270 to 300 parts of soybean meal, 8 to 10 parts of rare earth, 50 to 70 parts of wheat gluten powder, 22 to 26 parts of copper humate, 140 to 160 parts of straw ash, 15 to 18 parts of potassium sulfate, 80 to 100 parts of fly ash, 60 to 70 parts of iron pyrite ash, 33 to 37 parts of cassava starch, 6 to 9 parts of calcium acetate, 12 to 16 parts of compound biological microbial inoculant and a proper amount of water. The fertilizer is magnetized and modified and organic materials including the straw ash, the wheat gluten powder and the like which have a relatively strong base ion adsorption capability are also added, so that mineral sediment in soil can be dissolved and is converted into effective nutrients to be absorbed by crops; meanwhile, the total salt content, total alkalinity, exchangeable sodium and pH value of a soil plough layer can be reduced, so that the solubility of soluble salt in the soil is reduced, the salt inhibition effect is realized and damage to the crops by soil salinity are alleviated.

The invention discloses a remediation agent for improving soda-alkalized soil. The remediation agent is made from the following raw materials, by weight part, 25-27 of straw ash, 7-9 of peat powder, 1.7-2.0 of calcium nitrate, 6-7 of powdery flue-cured tobaccos, 2-3 of tourmalinite powder, 2.4-2.6 of sargassum thunbergii powder, 1.6-1.8 of polyferric sulfate, 74-76 of polluted pig dung and urine, 16-18 of a black liquor from papermaking, 4-5 of a nitric acid solution with the concentration being 10%, 14-15 of a thick alum liquid and a proper amount of water. According to characteristics of the soda-alkalized soil, the remediation agent contains multiple soluble components which can generate a large amount of cations through hydrolyzation during usage, and the cations can replace exchangeable sodium in the soil. Since the organic matters are good in adsorption and a polyhydroxyl complex is generated, colloid particles in the soil can be aggregated, thereby improving the physical and chemical properties of the soil, reducing the PH value of the soil, and improving the acid-base slow-release property of the soil. Therefore, the use value of the soil is increased.

The invention discloses a method for planting hyacinth beans in a moderate saline and alkaline land. The method comprises the following steps: preparing soil, adding a modifying agent, sowing seeds and managing fertilizer applying. According to the method disclosed by the invention, by adding the modifying agent, chemical properties of the saline and alkaline land can be improved, and the pH value, exchangeable sodium and alkalization degree of the soil are reduced, and the desalting is accelerated, so that mineral nutrient elements in the soil are activated, the utilization rate of nutrients is improved and the growth environment of crops is optimized.

The invention disclose a soil conditioner for greening tree planting in illite tailing saline-alkali soil. The key point of the technical scheme is that in that the ingredients consist of illite tailing compressed nutrient soil, illite tailing carbonized soil, acidified zeolite particles, acidified straws, desulfurized gypsum, humic acid, a powdery saline-alkali soil water-retaining slow-release fertilizer, attapulgite clay, ferrous sulfate and water; the ingredients are mixed uniformly by stirring, and then the mixture is packaged to obtain the soil conditioner for greening tree planting in the illite tailing saline-alkali soil. Calcium and magnesium ions contained in the soil conditioner can replace sodium ions on saline-alkali soil colloid, so that the content of exchangeable sodium ions in the soil is reduced, the alkalization degree of the soil is reduced, the fertility of the saline-alkali soil can be obviously improved at the same time, the content of organic matters, calcium, magnesium, silicon, sulfur, nitrogen, phosphorus and potassium in the saline-alkali soil is increased, the purpose of improving the saline-alkali soil is achieved, and the survival rate of greening tree planting is improved; the soil conditioner for greening and tree planting in the illite tailing saline-alkali soil is suitable for improvement of the saline-alkali soil and greening tree planting inthe saline-alkali soil.