WO2019154346A1 - Utilisation de sulfonate à base biologique comme source de nutriment et agent de conditionnement - Google Patents

Utilisation de sulfonate à base biologique comme source de nutriment et agent de conditionnement Download PDF

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WO2019154346A1
WO2019154346A1 PCT/CN2019/074536 CN2019074536W WO2019154346A1 WO 2019154346 A1 WO2019154346 A1 WO 2019154346A1 CN 2019074536 W CN2019074536 W CN 2019074536W WO 2019154346 A1 WO2019154346 A1 WO 2019154346A1
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bio
salt
plant
monoester
composition
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PCT/CN2019/074536
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English (en)
Chinese (zh)
Inventor
尹应武
孙瑞
保雄伟
刘小舟
张雪艳
廖翠莺
赵玉芬
魏嘉成
孙响响
李德中
刘泽涵
杨少梅
卢英华
吐松
叶李艺
万鹏
张海双
陈红樱
柴永清
张议丹
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北京紫光英力化工技术有限公司
厦门大学
宁夏大学
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Priority to CN201980007000.5A priority Critical patent/CN111587282A/zh
Publication of WO2019154346A1 publication Critical patent/WO2019154346A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K17/00—Soil-conditioning materials or soil-stabilising materials
    • C09K17/14—Soil-conditioning materials or soil-stabilising materials containing organic compounds only
    • C09K17/18—Prepolymers; Macromolecular compounds
    • C09K17/32—Prepolymers; Macromolecular compounds of natural origin, e.g. cellulosic materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion

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  • the invention belongs to the field of protection and application of bio-based sulfonate compositions, and particularly relates to the use of bio-based sulfonates as nutrient sources and conditioning agents, including applications for regulating plant and microbial growth environments.
  • the existing desertified land area of the world is 36 million square kilometers, accounting for one quarter of the global land area.
  • Sandstorms, droughts and soil erosion are severe in the world, and natural disasters are frequent.
  • Desertification areas are also the areas with the most ecologically fragile and socially economically backward areas. Therefore, sand control and sand control work is important for maintaining regional ecological functions and sustainable economic and social development. Global significance.
  • saline-alkali soil The area of global saline soil (saline-alkali soil) is 95.6 million square kilometers. Soil salinization treatment can not always be effective for a single measure. It must be adapted to local conditions. It should be comprehensively controlled by water conservancy, physics, chemistry, biology and other measures. Water conservancy engineering technology is the foundation and soil improvement is the key and reasonable use is difficult.
  • Biomass resources such as cellulose, lignin, chitin, humic acid, protein, oil and fat are the most abundant and widely distributed, the most cost-effective and most degradable renewable biomass resources on the earth, accounting for the carbon content of the plant community. More than 60% of the plants produce about 1.5 x 10 12 tons of fiber per year through photosynthesis.
  • Biomass is the most basic raw material for development and application potential. China produces a large amount of biomass waste of about 5 billion tons of crop straw, animal husbandry, forestry and processing industry. At present, the method of directly returning straw or converting into organic fertilizer to return to the field has the problems of refractory degradation, large dosage, low utilization of crops, and most of the consumption by microorganisms. The development and utilization of good plants, especially straw resources, to solve the water-soluble problem of plant resources is the focus of soil remediation and conditioning.
  • the present invention provides a composition comprising a bio-based sulfonic acid and a sulfuric acid monoester or a salt substance which can well solve the above series of problems.
  • the compositions proposed by the present invention are used to support plant growth nutrition, and/or as a biological growth substrate, and/or to provide plant or microbial nutrient and biomass energy, and/or to slow release plant nutrients, and/or to promote plant nutrition Absorption of elements, and/or improvement of plant or microbial quality, and/or improvement of plant or microbial growth environment, said bio-based sulfonic acid and sulfate monoester or salt substance being bio-based sulfonic acid, bio-based sulfuric acid monoester, biological One or more of a sulfonate and a bio-based sulfate monoester.
  • the organism is a plant or a microorganism.
  • the composition is used for supporting plant growth nutrition, as a biological growth substrate, providing plant or microbial nutrition and biomass energy, slow release of plant nutrients, promoting plant nutrient absorption, Improve plant or microbial quality and improve the environment in which plants or microorganisms grow.
  • the growth substrate of the present invention is a biologically grown liquid or solid support and nutrient supply.
  • the growth substrate does not comprise a natural growth substrate such as sand, soil and water, and the bio-based sulfonic acid of the present invention
  • the composition of the sulfate monoester or the salt material as a growth substrate can simultaneously contain nutrients which are beneficial to biological growth, such as fertilizers, or add pesticide components which are beneficial to biological disease prevention and treatment, insect pest control, or addition of regulatory organisms. Regulatory components of growth, etc., but do not include conventional soils grown by sand, saline-alkali soils, and other organisms.
  • the growth environment is a solid growth environment or a liquid growth environment, or a growth environment in which solid and liquid are mixed; preferably, the solid growth environment is soil; preferably, the solid growth environment is sand. Soil or desert, preferably, the solid growth environment is saline soil or saline soil.
  • the growth environment refers to a solid or liquid environment to which the biological growth needs to be attached, such as a soil environment to which the root system is attached during the growth of the plant, a water environment, etc., for example, a medium to which the microorganism grows, etc., specifically, The nutrient groups and the like to which the edible fungus grows are all in the growth environment of the present invention.
  • the growth environment is sandy soil or desert, or saline-alkali soil or saline-alkali land.
  • the sandy soil generally means that the weight of the soil containing small particles of sand is more than 30% by weight of the soil.
  • the desert refers to the majority or all of the surface being sand.
  • the saline-alkali soil includes salt land and alkali land.
  • the salt soil refers to the soil salt weight and the soil weight ratio exceeding 0.05%
  • the alkaline soil refers to the soil pH greater than 7; the saline soil has a soil salt content greater than one thousandth.
  • the soil is alkaline, the organic matter content of the saline-alkaline soil is small, the soil fertility is low, the physical and chemical properties are poor, and the crops are difficult to grow.
  • the composition when the solid growth environment is sandy soil or desert, the composition can achieve skinning, wind erosion resistance, aging resistance, compression resistance, freeze-thaw resistance to sandy soil or desert. And improving the effect of one or more of the living environment of the microorganism; preferably, the use further comprises the composition realizing the skin fixation and sand fixation of the sandy soil or the desert, protecting the water and ensuring the fertilizer, improving the living environment of the microorganism, providing and promoting nutrition.
  • Element absorption sustained release of plant nutrients, assisting in complexing nutrients in sandy soil or desert, one or more of ion exchange, lowering pH, lowering salt concentration; preferably, the use also includes combination
  • the composition also realizes the skin-fixing, water-retaining and fertilizer-preserving, improving the microbial living environment, providing and promoting the mobile desert The role of nutrient absorption.
  • the use of the improved sandy soil or desert wherein the crust is applied to the sandy soil or the desert to form a consolidated layer on the surface of the sandy soil or desert, including the composition itself forming a consolidation layer and
  • the cohesive layer of the composition is cohesively bonded to the sand, and the effect of the crust includes the effect of sand fixation and water retention;
  • the application of the sand to the sandy soil or the desert can prevent the sandy soil or The flow of the desert due to the action of wind;
  • the application of the composition to the sandy soil or desert after the wind erosion resistance can make the sand or gravel of the sandy soil or desert difficult to be lost from the sandy soil or the desert surface under strong wind conditions;
  • Anti-aging After applying the composition to sandy soil or desert, it can exert its effects of sand fixation, skinning and compression on the surface of sandy soil or desert for a long time; the compressive composition is applied to sandy soil or desert.
  • the surface of the sandy soil or desert can then withstand the pressure from the upper or lower part without damage; the freeze-thaw resistance refers to the application of the composition in sandy soil or desert.
  • the surface of the soil or desert is not ruptured or damaged in a large area when it is frozen at a low temperature; the improvement of the living environment of the microorganism means that the application of the composition changes the adverse conditions such as lack of nutrition and water shortage in the desert, and can better maintain the growth of microorganisms. .
  • the use when the solid growth environment is a saline-alkali soil or a saline-alkali land, is a composition to achieve a salt-alkali soil or a saline-alkali soil salt concentration, pH, and a microbial environment. Or a plurality of effects; preferably, the use further comprises the composition to achieve ion exchange, neutralization, water retention, skinning, formation of soil aggregate structure to improve soil permeability, and provide plant and microbial nutrition to saline-alkali soil or saline-alkali soil.
  • the use also includes the composition to improve the salt-tolerance, drought-resistance, growth-promoting and plant quality of the saline-alkali soil or saline-alkali plants; preferably, the use further comprises the composition realizing the saline-alkali soil or the saline-alkali soil. Reduce salt concentration, lower pH, improve microbial living environment, and provide and promote the absorption of nutrients.
  • the anion and cation in the soil or saline-alkaline soil can be exchanged with the anion and cation in the composition to lower the salt.
  • the neutralization effect shown is the added composition or hydrolysis or oxidation to produce an acidic component that neutralizes the alkali in the soil;
  • the water retention is the composition itself It has the functions of absorbing water, drowning, inhibiting evaporation of water and preventing upward migration and transpiration of water in saline-alkaline soil or saline-alkali soil;
  • the skin can be made into saline-alkaline soil or saline-alkali soil by applying the composition to saline-alkali soil or saline-alkali soil.
  • the surface forms a consolidation layer, comprising a consolidation layer formed by the composition itself forming a consolidation layer and a cohesive bonded soil of the composition; the formation of the soil agglomerate structure improves the soil permeability for the soil formation after the composition is added
  • the agglomerate structure of the particles is beneficial to improve the permeability of the soil;
  • the nutrient supply of the plant and microorganisms is saline soil or After the composition is applied saline-alkali, the composition can provide the nutrients required for the roots or stems of the crop and the nutrients required for the associated symbiotic microorganisms; after the sustained-release plant nutrient is applied to the saline-alkaline soil or the saline-alkali soil, not only the composition, but also the composition
  • the nutrients contained in the nutrients can be slowly released for plant absorption, and the insoluble nutrients in the soil can be dissolved by the complexation and solubilization to ensure the nutrition of the plants.
  • the weight ratio of the bio-based sulfonic acid and the sulfuric acid monoester or salt material to the composition is from 1% to 99.99%; preferably, the composition is bio-based sulfonate.
  • the weight ratio of the acid and the sulfuric acid monoester or the salt substance to the composition is 10% to 80%, preferably, the weight of the bio-sulfonic acid and the sulfuric acid monoester or the salt substance in the composition accounts for the weight of the composition. The ratio is 20% to 60%.
  • the bio-based sulfonic acid or bio-based sulfuric acid monoester or a salt thereof is a cellulose, hemicellulose, starch, humic acid, chitin and a derivative thereof in the biological material.
  • a substance in which a hydroxy group or an aryl group is bonded to a sulfonyl group, the bio-based sulfonate or a bio-based sulfate monoester is a bio-sulfonic acid or a bio-based sulfuric acid monoester neutralized with a base, and the hydrogen ion is ionized by a metal ion or an ammonium Ion substitution
  • the metal ion is one of K + , Ca 2+ , Na + , Mg 2+ , Fe 2+ , Fe 3+ , Mn 2+ , Zn 2+ , Cu 2+ , Mo 6+ , Ni + Or a variety.
  • the metal ion is K + or Ca 2+ .
  • the bio-sulfonic acid and the sulfuric acid monoester or salt substance have a sulfur content of 1% by weight or more.
  • the sulfur content is measured by weighing a certain amount of the product into a regenerated cellulose dialysis bag with a molecular weight cut off (MW) of 200, placing it in deionized water, dialysis for 3 to 4 days, changing water for 6 to 8 times, and dialysis products. After drying at 60 ° C, the content of C, H, N, S and other elements in the dialysis powder was quantitatively analyzed by an elemental analyzer.
  • the average molecular weight of the multifunctional bio-sulfonate is 10,000 or more, and the larger the molecular weight, the better the water-retaining crust or film-forming effect.
  • the biological material is a plant material or an animal material; preferably, the plant material is crop straw, reed, sand willow, caragana, starch, slime, jujube, energy grass One or more of the high dans, the sudan grass, the giant grass, the forest resources and the processing residue thereof.
  • the material is one or more of sunflower stalk, shrimp shell and crab shell.
  • the crop straw is one or more of corn stalk, soybean stalk, flax stalk, sorghum stalk, rice straw, wheat straw, dried peanut, broad bean stalk, rape stalk, sunflower stalk, and the like.
  • the composition further comprises one or more of a carrier or an additive, the carrier being water, humic acid, fiber, fertilizer, fly ash, slime, gasification One or more of slag, phosphate rock and straw smash, the additive being one or more of a fertilizer, a pesticide, a lignin salt, a lignosulfonate and a microorganism.
  • a carrier or an additive the carrier being water, humic acid, fiber, fertilizer, fly ash, slime, gasification One or more of slag, phosphate rock and straw smash
  • the additive being one or more of a fertilizer, a pesticide, a lignin salt, a lignosulfonate and a microorganism.
  • the total weight of the carrier and the additive is from 0.001 to 99.9% by weight of the composition; preferably, the total weight of the carrier and the additive is 0.01 to 99% by weight of the composition.
  • the total weight of the carrier and the additive other than the pesticide is from 20 to 90% by weight based on the weight of the composition.
  • the bio-based sulfonic acid and the sulfuric acid monoester or salt substance are cellulose sulfate monoester, cellulose sulfate monoester salt, hemicellulose sulfuric acid monoester, hemicellulose sulfuric acid single a combination of one or more of an ester salt, a starch sulfate, a starch sulfate, a chitin sulfate monoester, a chitin sulfate monoester salt, a humic acid sulfonic acid, and a humic acid sulfonate, preferably,
  • the bio-based sulfonic acid and the sulfuric acid monoester or salt substance are bio-based sulfonates and salts prepared by the sulfur trioxide sulfonation method.
  • the amount of the composition used when the plant or microorganism growth environment is improved, is from 1 kg to 100,000 kg/mu, preferably, the amount of the composition used is from 1 kg to 10,000 kg/mu, preferably, the composition The amount used is from 10kg to 1000kg/mu.
  • the invention also provides a conditioning agent for improving the growth environment of a plant or a microorganism, the conditioning agent comprising a bio-based sulfonic acid and a sulfuric acid monoester or a salt substance, the bio-based sulfonic acid and a sulfuric acid monoester or a salt
  • the conditioning agent comprising a bio-based sulfonic acid and a sulfuric acid monoester or a salt substance, the bio-based sulfonic acid and a sulfuric acid monoester or a salt
  • the sum of the weights of the substances is from 1% to 99.99% by weight of the conditioning agent.
  • the sum of the weight of the bio-based sulfonic acid and the sulfuric acid monoester or the salt-based substance is preferably from 10% to 80% by weight of the conditioning agent.
  • the bio-based The weight ratio of the sulfonic acid and the sulfuric acid monoester or salt to the composition is from 20% to 60% by weight.
  • the bio-based sulfonic acid and the sulfuric acid monoester or salt are one of bio-sulfonic acid, bio-based sulfuric acid monoester, bio-based sulfonate and bio-based sulfuric acid monoester salt. Or a variety.
  • the bio-based sulfonic acid and the sulfuric acid monoester or salt substance are bio-based sulfonates and salts prepared by a sulfur trioxide sulfonation method.
  • the step of the sulfur trioxide sulfonation method comprises adding a solid or gaseous SO 3 to or into the cooled 1,2-dichloroethane to form an appropriate concentration (concentration range of 0.5 mol/L to 4 mol/ L, wherein 0.5 mol / L ⁇ 2 mol / L of SO 3 /1,2-dichloroethane solution is preferred, and then the biological material (such as: (microcrystalline) cellulose, hemicellulose, lignin, chitin , humic acid, starch, etc.) according to a ratio of biological material to sulfur trioxide (nU (glucose unit): nSO 3 is 1:0.2 ⁇ 6.4, preferably 1:0.2 ⁇ 3.2) into the reactor, at room temperature or At a lower temperature (not more than 35 ° C, preferably 23 to 32 ° C), the reaction is stirred for 0.5 to 20 hours (preferably 1 to 5 hours) to obtain a bio-based sulfonic
  • the bio-based sulfonic acid or the bio-based sulfuric acid monoester is a hydroxyl group or a aryl group in the molecules of cellulose, hemicellulose, starch, humic acid, chitin and derivatives thereof in the biological material.
  • bio-sulfonate or bio-based sulfate monoester salt being a metal ion or an ammonium ion required for a sulfonate ion in a bio-based sulfonic acid or a bio-based sulfuric acid monoester, and a plant such as calcium Combined compounds.
  • the metal ions are K + , Ca 2+ , Na + , Mg 2+ , Fe 2+ , Fe 3+ , Mn 2+ , Zn 2+ , Cu 2+ , Mo 6+ , Ni One or more of + .
  • the metal ion is K + or Ca 2+ .
  • the conditioning agent further comprises one or two kinds of carriers or additives, and the carrier is water, humic acid, fiber (natural color paste, waste paper pulp), sulfonation reaction residue, One or more of fertilizer, manure, fly ash, slime, gasifier slag, phosphate rock and straw smash, the additive being fertilizer, pesticide, lignin salt, lignosulfonate and microorganism One or more.
  • the carrier is water, humic acid, fiber (natural color paste, waste paper pulp), sulfonation reaction residue, One or more of fertilizer, manure, fly ash, slime, gasifier slag, phosphate rock and straw smash, the additive being fertilizer, pesticide, lignin salt, lignosulfonate and microorganism One or more.
  • the total weight of the carrier and the additive is from 0.001 to 99.9% by weight of the composition; preferably, the total weight of the carrier and the additive is from 0.01 to 99% by weight of the composition; preferably The total weight of the carrier and the additive other than the pesticide is from 20 to 90% by weight based on the weight of the composition.
  • the biological material is a plant material or an animal material
  • the plant material is crop straw, reed, sand willow, caragana, coal slime, starch, jujube, energy grass, high grass, One or more of the Sudan grass, the giant grass, the forest resources, and the residue of the animal and plant processing, preferably, the material is one or more of sunflower stalk, shrimp shell and crab shell.
  • the crop straw is one or more of corn stalk, soybean stalk, flax stalk, sorghum stalk, rice straw, wheat straw, peanut stalk, broad bean stalk, rape stalk, sunflower stalk, and the like.
  • It may be a direct sulfonation of the plant or animal material to neutralize the unseparated mixture, or may be a product which has been subjected to solid-liquid separation or bio-sulfonated product size molecules which are initially separated by solubility in a mixed solvent.
  • the bio-based sulfonic acid and the sulfuric acid monoester or salt substance are cellulose sulfate monoester, cellulose sulfate monoester salt, hemicellulose sulfuric acid monoester, hemicellulose sulfate monoester salt , macromolecules and partially degraded small molecules of one or more of starch sulfate, starch sulfate, chitin sulfate monoester, chitin sulfate monoester, humic acid sulfonic acid, humic acid sulfonate combination.
  • the present invention also provides a method for using the above conditioning agent, characterized in that the method is applied to a plant or a microbial growth environment, or the conditioning agent is mixed with a solid substance or a liquid substance in a plant environment and then applied to the plant. The environment is grown, or the conditioning agent is applied to the foliage of the plant.
  • the manner of application is spraying, spreading, drip irrigation, root application, burying or pit burying, and particularly preferably, the application amount of the conditioning agent is 1 kg to 100000 kg per acre.
  • the agent preferably, is applied in an amount of from 1 kg to 10,000 kg of conditioning agent per acre.
  • the invention also provides the use of a bio-based sulfonic acid substance for the preparation of a sand-fixing agent.
  • the invention also provides the use of a bio-based sulfonic acid and a sulfuric acid monoester or salt for the preparation of a soil conditioner.
  • bio-sulfonic acid and sulfuric acid monoester or salt substance and “bio-sulfonate” are broadly understood to include not only acids containing a sulfonic acid group and salts thereof, but also some Certain substances of "sulfate monoester” or “sulfate monoester salt”. As long as it is a bio-based sulfonic acid and a salt substance or a mixture of a substance obtained by sulfonation to obtain a hydroxyl group or an aryl group-bonded sulfonyl group in a molecule, it is a “bio-sulfonic acid and a sulfuric acid monoester or a salt substance". "Bio-sulfonate”, without being limited to its name.
  • the ratio between the substances is by weight unless otherwise stated.
  • the composition containing the bio-based sulfonic acid and the monoester or salt thereof has a large molecular weight, and has an average molecular weight of about 50 to 1,000,000. It has good adsorptivity and ion exchange properties, and the bio-based ammonium salt. Or calcium salt products can neutralize, adsorb and ion exchange the saline-alkaline soil and saline-alkali soil, effectively reduce the pH and salt ion concentration in the soil, and the salt ions in the soil are enriched and exchanged into the macromolecules, avoiding the roots of the plants. Impact.
  • bio-based sulfonic acid and sulfuric acid monoester or salt can form a shell-like or membranous crust layer with the soil or increase the agglomerate structure of the soil, further promoting water retention and water absorption, improving soil structure and humidity.
  • the same effect can reduce the porosity of the soil surface, block the capillary structure to reduce water evaporation, increase the compactness, and improve the mechanical properties.
  • composition comprising the bio-based sulfonic acid and the monoester or salt thereof of the invention has all the elements required for the plant, and the water-soluble polymer sulfonate as the basic nutrient base can not only be well supplemented. It fully satisfies the soil organic matter and all nutrients needed for rapid growth of plants and microorganisms. It can also reduce soil salinity by ion exchange, effectively bind sodium ions, significantly improve soil water retention and fertilizer retention capacity, and make soil loose and pores. Large degree, high surface temperature, improved soil moisture, physical properties and structure.
  • composition comprising the bio-based sulfonic acid and the monoester or salt thereof has good sand-fixing effect on sandy soil and desert, strong crust ability, strong wind erosion resistance, good aging resistance, pressure resistance and resistance High freezing and thawing ability, while retaining water, reducing pH, reducing salt concentration, ion exchange, providing plant nutrition, releasing plant nutrients, complexing sandy soil or desert nutrients and releasing to sandy soil and desert Multiple functions of nutrients.
  • composition comprising the bio-based sulfonic acid and the monoester or the salt thereof of the invention can achieve the effects of reducing the salt concentration, lowering the pH, improving the biological growth environment on the saline-alkali soil or the saline-alkali soil, and simultaneously realizing the saline-alkali soil.
  • ion exchange, neutralization, water retention, skinning, formation of soil aggregate structure to improve soil permeability, provide plant and microbial nutrition, promote plant nutrient absorption, slow release of plant nutrients, help dissolve complex saline soil or saline land The nutrients in the nutrients and the dissolution of nutrients that are difficult to dissolve.
  • Figure 1 Infrared spectrum of cellulose sulfate and chitin sulfate
  • Figure 2 Nuclear magnetic spectrum of cellulose sulfate and chitin sulfate
  • composition of the bio-based sulfonic acid and the sulfuric acid monoester salt used in the following preparation examples is purchased or made, wherein the purchased product is a commercially available calcium lignosulfonate having an average molecular weight of about 5,000, and the self-made product can be prepared according to the following method. Corresponding bio-sulfonic acid and sulfuric acid monoester salts.
  • the bio-sulfonic acid and sulfuric acid monoester salts are prepared by adding solid or gaseous SO 3 to or into the cooled 1,2-dichloroethane to form an appropriate concentration (concentration range 0.5 mol/L). ⁇ 4mol/L) SO 3 /1,2-dichloroethane solution, then biomaterials (eg: (microcrystalline) cellulose, hemicellulose, lignin, humic acid, starch, chitin, sunflower Straw, Sudan grass, corn stover and other straw fibers, etc.) are added to the reactor at a certain ratio of biological material to sulfur trioxide (nU (glucose unit): nSO 3 1:0.2 to 6.4) at room temperature or lower.
  • nU sulfur trioxide
  • bio-based sulfonic acid is obtained.
  • the bio-sulfonic acid reaction mixture is neutralized with a calcium hydroxide emulsion of 27-50 g/100 g of biomass raw material or ammonia water mixed with 12-20 g/100 g of biomass raw material or mixed to the end point pH value 7 ⁇ 8, the production of bio-based sulfonate, according to the different raw materials can be obtained cellulose sulfate monoester salt, hemicellulose sulfate monoester salt, starch sulfate monoester salt, chitin sulfate monoester salt, lignosulfonate An aqueous solution of humic acid sulfonate or a mixture thereof.
  • the layered, recovered and distilled organic solvent can be recycled, and the aqueous solution is filtered to remove the unreacted solid raw material, and concentrated by evaporation to obtain a bio-based sulfuric acid monoester salt aqueous solution having a concentration of about 50%.
  • the application effect evaluation can be directly performed.
  • the samples subjected to the analysis were treated as follows: a certain amount of aqueous product solution was taken, and dialysis bags were used for dialysis to remove small molecules and inorganic salts below 200, and the samples were dried for content and structural analysis.
  • the molecular weight determination method is: wide-angle static/dynamic synchronous laser light scattering analysis method: the bio-sulfonate sample is dissolved in a pure aqueous solution, and is respectively formulated into 0.002 g/mL, 0.004 g/mL, 0.006 g/mL, 0.008 g/ The diluted solution of mL, 0.01g/mL was filtered through a 0.45 ⁇ m sterile filter and then dropped into the sample bottle that had been dedusted. The ALV/CGS-3 wide-angle static/dynamic synchronous laser light scattering system was measured and measured.
  • the intensity of the scattered light converts the scattered light intensity to KC/ ⁇ R ⁇ (K is a constant, ⁇ R ⁇ is the excess Rayleigh factor), and the KC/ ⁇ R ⁇ is used for the bio-sulfonate concentration C.
  • K is a constant
  • ⁇ R ⁇ is the excess Rayleigh factor
  • KC/ ⁇ R ⁇ is used for the bio-sulfonate concentration C.
  • Debye curve, the reciprocal of the curve intercept is the molecular weight of the bio-based sulfonate.
  • the sulfur element content and the weight average molecular weight of the dried product were respectively measured, and infrared (IR) and 13 C nuclear magnetic resonance (NMR) analysis were performed. See Table 1 and Figures 1 and 2 for the relevant results.
  • Example 1 Water retention properties of bio-based sulfonates
  • the bio-sulfonates in the following examples are calculated according to the solid dry weight.
  • the bio-based sulfonate (the commercially available calcium lignin sulfonate or the commercially available ammonium lignin sulfonate mentioned in the examples is a commercially available brand BASF product, and the other bio-based sulfonate products mentioned are The product prepared in the preparation example) was dissolved in a total of 40 g of water, stirred uniformly, weighed, the initial weight of the conditioning agent was obtained, the daily moisture change was followed, the average water retention rate of the bio-sulfonate was measured, and the weight of the remaining water was measured every day.
  • the ratio of the remaining water volume to the total water volume is the water retention rate.
  • the average water retention rate of the self-made series of bio-based sulfonate products of various raw materials is higher than that of the blank and the commercially available calcium lignosulfonate.
  • Example 2 Crust properties of bio-based sulfonates
  • bio-based sulfonate the commercially available calcium lignosulfonate or the commercially available ammonium lignosulfonate mentioned in the examples
  • the salt is purchased from the commercial brand BASF products, the other mentioned bio-based sulfonate products are all prepared in the preparation process, and the volume is adjusted to 160mL, and then sprayed onto the sand surface with a sprayer, weighed, and the initial weight is obtained.
  • the moisture content changes every day until the water content of the sand sample approaches 0, and the thickness of the crust is measured.
  • the thickness of the crust is measured by spraying the aqueous solution onto the surface of the desert, measuring it after drying with an aqueous solution to form a solid, and taking an average of 5 points per square meter, and then calculating the average value to start the measurement after forming the solid. Recorded as the initial measurement of the thickness of the crust. After one month after the initial measurement, the measurement is performed again. The measurement method is also an average of 5 points per square meter, and then the average value is calculated.
  • the self-made series of bio-based sulfonate products of various raw materials are thicker than the commercially available calcium lignosulfonate.
  • bio-based sulfonate the commercially available calcium lignosulfonate or the commercially available ammonium lignosulfonate mentioned in the examples
  • the salt is purchased from the commercial brand BASF products, the other mentioned bio-based sulfonate products are all prepared in the preparation process, stirred evenly, weighed, the initial weight is obtained, dried, and the sand column is measured by a pressure tester. Compressive strength, specific data participate in Table 5 below.
  • the crust-resistance performance of the self-made series of bio-based sulfonate products of various raw materials is superior to the commercially available calcium lignosulfonate.
  • Example 4 Crust resistance of freeze-thaw properties of bio-sulfonate
  • bio-based sulfonate the commercially available calcium lignosulfonate or the commercially available ammonium lignosulfonate mentioned in the examples
  • Salt is purchased from commercial brand BASF products
  • other bio-based sulfonate products are prepared in the preparation process, stirred evenly, weighed, obtained initial weight, dried, and frozen in a freezer (-18 °C) 12h, taken out and then placed outside (temperature 30-40 °C) for 12h, which is a cycle, 3 times, 7 freeze-thaw cycles, after drying, the compressive strength of the sand column is measured by a pressure tester. See Table 6 for the results.
  • the bio-based sulfonate (the commercially available calcium lignosulfonate or the commercially available ammonium lignosulfonate mentioned in the examples) at 100, 200, 400g/m 2 (folded).
  • the salt is purchased from the commercial brand BASF products, the other mentioned bio-based sulfonate products are all prepared in the preparation examples), stirred evenly, weighed, obtained the initial weight, dried, placed at 30cm under 40w UV lamp
  • the sealing conditions were continuously irradiated for 100 h and 200 h. After the end of the irradiation, the compressive strength of the sand column was measured by a pressure tester. The specific results are shown in Table 7 below.
  • the skin anti-ultraviolet aging properties of the self-made series of bio-based sulfonate products are relatively different, and the phenolic structure of lignin has good anti-aging properties.
  • the straw sulfonate prepared according to the preparation examples was sprayed to the surface of the desert at different dosages, and the wind erosion resistance was measured. The test was carried out when the angle between the test surface and the sand flow was 0 ° C. The specific results are as follows: Table 8.
  • Bio-based sulfonates are very resistant to wind erosion, and the more they are used, the stronger the ability to withstand wind erosion. As shown in Table 8, when the amount of the conditioning agent used is 60 g/m2, the seven-stage wind can be well protected; when the amount of the conditioning agent is 80 g/m2, the level 10 wind can be well protected.
  • Example 7 Significantly increase the number of nutrients and microorganisms
  • the straw sulfonate prepared in the preparation example (mainly sunflower stalk, corn stalk sulfonate) was selected, and the components were determined as follows: solid content 41%; fixed solid nutrient: all N 1%, K 2 O 0.7 %, organic matter 57%. Comparing the blank and carboxymethyl cellulose soil biological data before and after sunflower planting in the desert soil of the Wulanbu experimental area, the specific data are shown in Table 9:
  • the number of colonies in the bio-sulfonate-treated desert soil is 10-100 times higher than that of the carboxymethylcellulose-treated desert soil.
  • the soil calcium gluconate content (sucrose enzyme activity index) increased by 80%-140%, and 50-100Kg/mu sunflower stalk fiber sulfate was applied.
  • the soil fertility of the Ammonium Phosphate (35 kg) improver exceeds the efficacy of the modifier of 500-1000 Kg/mu.
  • the enzyme content of the catalase was increased by 2 times compared with the control group, which proved that the sunflower stalk fiber sulfate improver promoted the soil bioactivity and the effect.
  • the content of P 2 O 5 , Fe, Cu, Zn and other elements in the filtrate was determined by the corresponding national standard.
  • the experimental data show that the concentration of various nutrients in the soil/matrix of the sunflower sulphate sulfonate is sufficient to maintain the nutrient requirements of the plant, and can be used as an additive component of the controlled release fertilizer under the same amount of addition.
  • the acid-soluble ammonium salt has the same solubility for P, Fe, Ca, Mg, Zn and other elements as EDTA and citric acid.
  • the production cost of sunflower sulphate ammonium salt is much lower than that of EDTA and citric acid, and it requires a large amount of use.
  • the specific measurement data is shown in Table 11.
  • the bio-based sulfonate is selected (the control mentioned in the examples is conventional application of inorganic fertilizer, and the other bio-based sulfonate products used are all according to the products prepared in the preparation examples), and the solid content is 30 Kg/mu. It is used to plant trees with high-quality secondary eucalyptus trees.
  • the experimental site is the old solidification inspection line of Dongshe Village, Bushengbaoli Town, Bayanur City.
  • the fertilization method adopts pit application: firstly, the conditioning agent is laid on the bottom of the ditch (hole), or the slurry is poured into it to make it naturally formed, and the measurement results are shown in Table 12 below.
  • Example 9 Reducing the conductivity and pH of saline-alkali soil
  • the pH value has a direct impact on the growth and development of plants.
  • Water-soluble salts are an important attribute of saline-alkali soils and are limiting factors for growth.
  • Conductivity is an important parameter for the reaction of soil soluble salts.
  • Example 8 The test soil in Example 8 was tested for conductivity and pH. It can be seen from the following data that the soil pH value decreased by 0.4 on average after using the sunflower stalk fiber sulfate; the soil salt concentration (conductivity) decreased by 16%. Salt discharge and alkali reduction effect is remarkable.
  • the Ulan Bu and the field sand fixation test were carried out from May to October 2017.
  • the test scale was 20 mu.
  • the test was based on the preparation of the ammonium sulphate sulphate sulfonate prepared in the preparation examples for the consolidation of the sand-fixing material and the biological survival rate and growth. Significant results have been achieved.
  • the test crops include: giant grass, high grass, traditional grass check sand treatment as a control treatment, in which grass control group applied 50Kg fertilizer per acre; using sunflower sulphate ammonium sulfonate 25Kg+25Kg prepared in the preparation example Fertilizer, field trial began on May 8 and harvested on October 9.
  • the test results are shown in Tables 13 and 14.
  • the treatment of applied sunflower sulphate sulfonate can significantly promote the growth of forage grass.
  • the giant gram grass treated with ammonium sulphate sulfonate was applied.
  • the average stalk growth of the giant gram grass was the thickest, which was 26.1. Mm, the average plant height grew fastest, 195cm, the main shoots of the giant grasses sprouted long branches, more leaves, abundant leaf, high chlorophyll content, high photosynthesis products.
  • the average stem growth of the high-density grass was 26.1 mm, and the average plant height grew the fastest, 92 cm.
  • the long branches and leaves of the high-density grass sprouted after the growth of the high-density grass treated with the sunflower sulphate sulfonate. More, the amount of leaves is abundant, the chlorophyll content is the highest, and the products for photosynthesis are also high.
  • ammonium sulphate sulfonate can significantly promote the growth of pasture and improve the quality of pasture.
  • the crude fat content of giant grass, high danshen and sudangrass increased, and the crude fat content was 25.4%, 25.6%, and 16.2%, respectively.
  • the crude fat content is 0.1%, 3.8% and 4.5% higher than the crude fat content of the grass, the high grass and the Sudan grass.
  • the total sugar content of the plants After treatment with ammonium sulphate sulfonate, the total sugar content of the plants also increased.
  • the total sugar content of the giant grass and the high grass was 1.89% and 14.1%, respectively.
  • the total sugar content was 0.25% and 5.33% higher than the total sugar content of the giant grass and the high grass in the grass square.
  • the total carbohydrate content of the three herbage plants was only 74.7% higher than that of the high dandelion; the total carbohydrate of the high dancao was higher than that of the grass.
  • the total carbohydrate content of the grass is 26.9% higher.
  • the total carbohydrate content of the giant grass and the sudangrass did not increase the total carbohydrate compared to the grass square.
  • the calcium content in the plant increased, the calcium content of the giant grass was 3.04 g / kg; the calcium content of Sudan grass was 3.33 g / kg. They were higher than 0.06 g/kg and 0.41 g/kg of the calcium content of the giant grass and Sudan grass in the grass square, respectively.
  • ammonium sulphate sulfonate can significantly promote the growth and development of pasture and improve the quality and yield of pasture, as shown in Table 14.
  • Example 11 Promoting crop growth in a saline-alkali soil environment
  • the yield of corn treated with the sunflower sulphate sulfonate prepared in the preparation example was increased by 64 kg/mu compared with the conventional fertilization treatment, and the solid content of the bio-based sulfonate per acre was 30 kg, which increased the yield by 8%.
  • the application of bio-based sulfonate products decreased the ear weight and 1000-grain weight, but the total number of particles increased significantly.
  • the bio-based sulfonate was applied in the drip irrigation and fertilization of vegetables in the Helan County Horticultural Industrial Park in Ningxia in 2016.
  • the main crops were pepper, tomato and cucumber.
  • the comparative fertilizer uses Israel's imported water-soluble fertilizers such as Haifa Potassium, Magic Li and Bio-based Sulfonate.
  • the planting treatment schemes are all inorganic water-soluble fertilizers (CK), the application rate is 66Kg/mu; 100% inorganic water-soluble fertilizer + bio-sulfonate (treatment 1), the application rate is 66Kg/mu inorganic fertilizer + 40Kg/mu bio-based Sulfonate; 70% inorganic water-soluble fertilizer + bio-sulfonate (treatment 2), application rate 46Kg / mu inorganic fertilizer + 40Kg / mu bio-sulfonate; wherein the bio-sulfonate product used is prepared according to The sunflower sulphate sulfonate used in the examples.
  • CK inorganic water-soluble fertilizers
  • Chlorophyll Treatment with bio-sulfonate 1 was 10.89% to 27.08% higher than CK treatment;
  • Root length Treatment 1 and treatment 2 root lengths are 1.17 times and 1.80 times of CK, respectively;
  • Root surface area treatment 1 and treatment 2 root lengths increased by 13.84% and 48.93%, respectively, compared with CK;
  • Cucumber plant height The application of bio-based sulfonate treatment on the basis of conventional water-soluble fertilizer was consistently higher than that of CK, with a 42% increase.
  • Leaf area treated 1 plant with the largest leaf area, up to 818cm 2
  • Chlorophyll The chlorophyll content of treatment 1 and treatment 2 was significantly increased
  • Root length The root length of treatment 1 is 627mm, which is 101mm relative to CK.
  • Leaf area Treatments 1, 2 did not significantly change the leaf area
  • Example 13 Field application for weight loss and increased yield
  • the sunflower sulphate sulfonate produced in the preparation example was applied in drip irrigation and fertilization at the grape base of Jinshayuan Ecological Engineering Co., Ltd. in Inner Mongolia in 2016, and the sunflower sulphonate sulfonate used was 50% dry matter.
  • the dosage is 30kg/mu for the solid content
  • the comparative fertilizer is the amino acid fertilizer imported from Israel.
  • the amount of the solid is 30kg for the solid content.
  • the tea planting verification was carried out in Wuyishan, Nanping, Fujian, and the sunflower sulphate sulfonate produced in the example was prepared.
  • the dry matter content was 50%
  • the amount of arable was 30kg/mu of solid content
  • the comparative fertilizer was mixed with gold and silver beads. Fertilizer + amino acid BB fertilizer.
  • the sunflower stalk ammonium sulfonate fertilizer increased yield by 4 to 11.2% compared with the control fertilizer.
  • the comparative planting data of the grapes are shown in Table 15:
  • Example 14 Effects of different bio-based sulfonates on soil properties, ecology and crop yield
  • the sunflower stalk sulfonate sulfonate and the sunflower stalk sulfonate sulphate produced in the preparation examples were mixed according to the weight ratio of 1:1, and the crust permeability, crust water retention, compressive strength and resistance of the sand were determined.
  • Table 16 The specific data is shown in Table 16:

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Fertilizers (AREA)

Abstract

La présente invention concerne une utilisation d'un sulfonate à base biologique comme source de nutriment et un agent de conditionnement ; une composition comprenant de l'acide sulfonique à base biologique et un monoester ou un sel d'acide sulfurique de la présente invention est utilisée comme nutriment pour soutenir la croissance végétale, et/ou est utilisée comme substrat pour améliorer la croissance biologique, et/ou fournit des plantes ou des microbes ayant des nutriments et de l'énergie de biomasse, et/ou libère de manière durable des nutriments végétaux, et/ou favorise le prélèvement des nutriments par les plantes, et/ou améliore la qualité des plantes ou microbienne, et/ou modifie les environnements de croissance des plantes ou des microbes. La composition comprenant de l'acide sulfonique à base biologique et un monoester ou un sel d'acide sulfurique présente de bonnes propriétés d'adsorption et d'échange d'ions, présente une adhésion et une rétention d'eau significatives, présente des fonctions telles que l'amélioration de la structure du sol et de l'humidité, peut réduire la porosité de la surface du sol, bloquer les structures capillaires pour réduire l'évaporation de l'eau, accroître la compacité, et améliorer les propriétés mécaniques.
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110760524A (zh) * 2019-10-10 2020-02-07 中国农业科学院生物技术研究所 特异DNA片段com58276及其在调控植物抗逆性中的应用
CN111500292A (zh) * 2020-04-23 2020-08-07 中国建筑第二工程局有限公司 一种复合型土壤化材料及用于河湖疏浚泥浆制备绿化种植土的用途
CN113662009A (zh) * 2021-08-03 2021-11-19 青岛苏贝尔作物营养有限公司 一种种子处理剂及其制备方法和应用

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113121288A (zh) * 2019-12-31 2021-07-16 北京紫光英力化工技术有限公司 一种含有生物基磺酸盐的肥料及其在固沙改良土壤中的应用

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103360499A (zh) * 2012-04-11 2013-10-23 厦门大学 一种纤维素硫酸酯的简便合成工艺
CN103539952A (zh) * 2012-07-10 2014-01-29 厦门大学 一种腐植酸磺化新工艺
CN103539865A (zh) * 2012-07-10 2014-01-29 厦门大学 一种甲壳素/壳聚糖硫酸酯的简便合成工艺
CN104341217A (zh) * 2013-07-25 2015-02-11 北京英力生科新材料技术有限公司 一类新型缓控释肥及其生产方法
CN107114144A (zh) * 2017-05-27 2017-09-01 宁夏大学 生物基磺酸盐作为保水剂和缓释剂制备育苗穴盘的应用及育苗穴盘

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL101930A (en) * 1991-06-04 1996-07-23 Sotac Corp Preparation for soil treatment and the process of using it
MXPA03006741A (es) * 2003-07-29 2005-02-03 Enrique Duarte Macdo Adalberto Acondicionador-fertilizante para modificar y mejorar la estructura de suelos salinos o alcalinos.
CN101440287B (zh) * 2007-11-22 2010-12-08 中国科学院兰州化学物理研究所 木质素磺酸盐接枝共聚物化学固沙剂制备方法
CN102352256A (zh) * 2011-07-29 2012-02-15 长春工业大学 一种耐盐碱功能型保水剂及其制备方法
CN103253997B (zh) * 2013-03-07 2015-05-13 内蒙古永业富民生物科技有限责任公司 生态有机复合肥及其制备方法
CN104673322A (zh) * 2013-12-03 2015-06-03 青岛惠城石化科技有限公司 一种改性木质素磺酸盐固沙剂的配方研究
MA40684A (fr) * 2014-04-15 2017-02-21 Earth Alive Clean Tech Inc Nouvel activateur de sol contenant du lignosulfonate d'ammonium, et ses utilisations
CN104610974B (zh) * 2015-02-05 2017-10-10 甘肃西部凹凸棒石应用研究院 一种盐碱地土壤调理剂制备方法
CN104817675B (zh) * 2015-04-19 2017-04-12 北京化工大学 一种水溶性木质素磺酸盐接枝脲醛树脂固沙剂的合成及应用
CN105131962B (zh) * 2015-07-30 2018-02-23 中国农业大学 一种盐碱地改良剂及其制备方法
CN106753413A (zh) * 2016-12-29 2017-05-31 刘贵彬 利用秸秆生产饲料糖和盐碱土改良剂的方法
CN106833671A (zh) * 2017-01-20 2017-06-13 上海鲲鹏环保科技有限公司 基于废白土和磷化渣的盐碱地改良剂及盐碱地改良方法
CN107155433B (zh) * 2017-06-07 2020-04-07 昆明理工大学 表面活性剂在降低土壤盐渍化中的应用及方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103360499A (zh) * 2012-04-11 2013-10-23 厦门大学 一种纤维素硫酸酯的简便合成工艺
CN103539952A (zh) * 2012-07-10 2014-01-29 厦门大学 一种腐植酸磺化新工艺
CN103539865A (zh) * 2012-07-10 2014-01-29 厦门大学 一种甲壳素/壳聚糖硫酸酯的简便合成工艺
CN104341217A (zh) * 2013-07-25 2015-02-11 北京英力生科新材料技术有限公司 一类新型缓控释肥及其生产方法
CN107114144A (zh) * 2017-05-27 2017-09-01 宁夏大学 生物基磺酸盐作为保水剂和缓释剂制备育苗穴盘的应用及育苗穴盘

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LI NA ET AL.: "Effects of bio-based sulfonate amendments application on saline-alkali soil amelioration and oil sunflower growth", ACTA AGRICULTURE BOREALI-OCCIDENTALIS SINICA, vol. 27, no. 10, 201581031, pages 1481 - 1482 *
YIN, YINGWU ET AL.: "Demonstration of application of bio-based sulfonate in desert sand-fixation and saline-alkaline soil amelioration and its promotion", PROCEEDINGS OF 2018 ACADEMIC ANNUAL CONFERENCE OF CHINA NATIONAL SAND CONTROL AND DESERT INDUSTRY SOCIETY, 2018, pages 139 - 147 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110760524A (zh) * 2019-10-10 2020-02-07 中国农业科学院生物技术研究所 特异DNA片段com58276及其在调控植物抗逆性中的应用
CN110760524B (zh) * 2019-10-10 2020-08-07 中国农业科学院生物技术研究所 特异DNA片段com58276及其在调控植物抗逆性中的应用
CN111500292A (zh) * 2020-04-23 2020-08-07 中国建筑第二工程局有限公司 一种复合型土壤化材料及用于河湖疏浚泥浆制备绿化种植土的用途
CN113662009A (zh) * 2021-08-03 2021-11-19 青岛苏贝尔作物营养有限公司 一种种子处理剂及其制备方法和应用

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