CN105712800A - Agricultural phosphogypsum mixture and preparation method thereof - Google Patents
Agricultural phosphogypsum mixture and preparation method thereof Download PDFInfo
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Abstract
The invention provides an agricultural phosphogypsum mixture. The agricultural phosphogypsum mixture is prepared from, by mass, 0.5 to 2.25% of first phosphogypsum, 67.75 to 79.5% of second phosphogypsum, 5 to 15% of an organic raw material, and 5 to 15% of a nutrient. The invention also provides a preparation method of the agricultural phosphogypsum mixture. According to the preparation method, comprehensive utilization of industrial by-product phosphogypsum is realized, phosphogypsum is taken as a raw material of the agricultural phosphogypsum mixture, organic matters are obtained via composting fermentation of organic raw materials with phosphogypsum, and high efficiency utilization of phosphogypsum is realized.
Description
Technical field
The invention belongs to agricultural agent technical field, be specifically related to a kind of agricultural ardealite mixture and preparation method thereof.
Background technology
Ardealite is the side-product producing phosphorus ammonium, industrial phosphogypsum is constantly piled up, and the annual speed with 70,000,000 tons increases, increasing ardealite faces reluctant problem, the utilization rate of current ardealite is at 10-15%, and National Development and Reform Committee requires to strive " 12 " end, ardealite year volume of comprehensive utilization reach more than 1,800 ten thousand tons, ratio reaches 30%, thus the process of ardealite has become an extremely urgent environmental protection and safety problem.Owing to ardealite contains calcium, phosphorus, silicon and various trace elements and rare earth element etc., and there is the features such as stronger acidity (pH3～6), can be used for salt-soda soil and soil structure improved addictive.Therefore develop the agricultural ardealite of a class safety, be that agriculturist improves the ardealite resource utilization task of top priority, so that ardealite is turned waste into wealth, reduce its pollution to ecological environment.
At present, there is patent to emphasize to utilize ardealite exploitation soil conditioner, but it has not embodied the nutrient providing crop and the technology of the harm aspect eliminating ardealite, except containing CaSO in ardealite4Outward, possibly together with undecomposed phosphorus ore, the phosphoric acid of non-washes clean, calcium fluoride, ferrum, aluminium compound, acid non-soluble substance and other beavy metal impurities.Such as, the ardealite in Guizhou always lead is 0.09～32.0mg/kg, total arsenic content is 0.03～18.9mg/kg, chromium content is 1.4～20.7mg/kg, total cadmium content is 0.17～1.5mg/kg, total mercury content is 0.29～0.36mg/kg, and five heavy metal species content are all significantly lower than the Limited Doses of two national standards (the agricultural control standard of GB8172-87 municipal refuse and GB4284-84 agricultural sludge standard).Therefore, it can by process innovation, ardealite is carried out formula adjustment, develop the ardealite compound fertilizer of a class safety.
Summary of the invention
The above-mentioned deficiency aiming to overcome that prior art of the embodiment of the present invention, it is provided that a kind of agricultural ardealite mixture, comprehensive utilization industry byproduct ardealite and Organic Ingredients, it is achieved the efficient utilization of resource.
The another object of the embodiment of the present invention is in that to overcome the above-mentioned deficiency of prior art, it is provided that the preparation method of a kind of agricultural ardealite mixture, and the method comprehensively utilizes industry byproduct ardealite and Organic Ingredients, it is achieved the efficient utilization of resource.
In order to realize foregoing invention purpose, the technical scheme of the embodiment of the present invention is as follows:
A kind of agricultural ardealite mixture, is prepared by the raw material including being calculated in mass percent as follows: first ardealite the 0.5%～2.25%, second ardealite 67.75%～79.5%, Organic Ingredients 5%～15% and nutrient substance 5～15%.
A kind of agricultural ardealite preparation method of mixture, comprise the steps, weigh the first ardealite, the second ardealite, Organic Ingredients and nutrient substance according to following weight/mass percentage composition: first ardealite the 0.5%～2.25%, second ardealite 67.75%～79.5%, Organic Ingredients 5%～15% and nutrient substance 5～15%；Organic Ingredients described in described first ardealite compost fermentation is adopted to obtain organic matter；Described second ardealite, described organic and described nutrient substance are mixed to get agricultural ardealite mixture.
Agricultural ardealite mixture in above-described embodiment, fully utilize industry byproduct ardealite, not only this ardealite can play the effect improving fertilizer efficiency and conditioning soil, also this ardealite compost fermentation Organic Ingredients is obtained organic matter, embodies the efficient utilization of ardealite.Additionally, the method for above-described embodiment is simple, easy to spread.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
Present example provides a kind of agricultural ardealite mixture, the agricultural ardealite mixture material including being calculated in mass percent as follows prepare: first ardealite the 0.5%～2.25%, second ardealite 67.75%～79.5%, Organic Ingredients 5%～15% and nutrient substance 5～15%.
Agricultural ardealite mixture in above-described embodiment, fully utilize industry byproduct ardealite, not only this ardealite can play the effect improving fertilizer efficiency and conditioning soil, also this ardealite compost fermentation Organic Ingredients is obtained organic matter, embodies the efficient utilization of ardealite.Additionally, containing middle and trace element and rare metal in ardealite, it is possible to reduce the nutritional deficiency symptom of crop.Owing to ardealite containing heavy metal, crops are harmful to by heavy metal, therefore Organic Ingredients and ardealite mixing are adopted, this Organic Ingredients both can reduce the activity of heavy metal in ardealite by the acidity in reduction ardealite, it is also possible to reduces the activity of heavy metal in ardealite by the heavy metal in complexation ardealite.Therefore, this agricultural ardealite mixture is possible not only to the nutrient in High-Efficiency Utilization of Phosphorus Gypsum Fibrosum, and the harmful element in ardealite is without influence on the fertilizer efficiency of this agricultural ardealite mixture.Additionally, ardealite can also reduce HCO in the pH value of soil and soil3 -、CO3 -Content.Ardealite reduces the reason of soil pH value except ardealite is in acidity, its pH value is about 3, therefore part surface soil alkalinity can be neutralized, may also be due to ardealite Main Ingredients and Appearance calcium sulfate react with the bicarbonate radical in soil, carbanion, generate calcium bicarbonate and calcium carbonate, cause pH decreased, reduce HCO in soil simultaneously3 -、CO3 -Content.
Within the scope of said ratio, both ensure that ardealite can fully fermented organic material, the organic fully reaction after ensure that the surplus of ardealite simultaneously and fermenting, it is achieved maximally utilizing of resource.
Preferably, the mass content of the moisture in the first ardealite and the second ardealite is all below 10%.In specific embodiment, this first ardealite and the second ardealite can be the ardealite after dehydration.Ardealite after dehydration can be the mixture of a kind of in Gypsum Fibrosum preparata and bassanite or two kinds.
Excess moisture not only can make agricultural ardealite mixture easily lump when stacking, and also can affect the process of fermentation, so the ardealite that moisture is low all selected by this ardealite.
Preferably, the quality of this first ardealite accounts for the percent of the quality of Organic Ingredients is 10%～15%.This Organic Ingredients is preferably industrial or agricultural organic waste.
First ardealite is for obtaining humus organic material material with Organic Ingredients compost fermentation.In composting fermentation process, ardealite can regulate C/P ratio, regulates the pH value of compost simultaneously.Ardealite reacts with the ammonia in Organic Ingredients, not only makes the fixing loss reducing nitrogen in the mixture of nitrogen, it is also possible to reduce the harm of ammonia and reduce stink.This ardealite and the proportioning of Organic Ingredients ensure that the abundant fermentation of Organic Ingredients, and avoid the waste of raw material.If this ardealite is too low with the proportioning of Organic Ingredients, ardealite cannot make Organic Ingredients complete fermentation, is unfavorable for the later use of Organic Ingredients.
Preferably, nutrient substance includes nitrogenous, phosphorous and/or containing potassium material.Wherein, nitrogenous material is selected from one or more in carbamide, carbon ammonium, sulfur ammonium, ammonium nitrate and ammonium chloride；And/or, phosphorous material is selected from one or more in phosphorus ammonium, calcium superphosphate, calcium magnesium phosphate and double superhosphate；And/or, the material containing potassium is selected from one or more in potassium chloride, potassium sulfate, potash feldspar and plant ash.The application is not limited thereto, and nitrogen, phosphorus, potassium are also selected from the chemical substance that other are suitable.
Nitrogen can increase chlorophyll, promotes the synthesis of protein.Phosphorus can store and transport energy, obtains energy and store energy in phosphate compounds from photosynthesis and carbohydrate metabolism, for later growth and breeding and utilizing.The effect of potassium has: the activation of enzyme, equilibrium water conten, participation energy is formed, participate in the carrying out (improving crop sugar content) of assimilation quotient, participating in absorption and the protein synthesis of nitrogen, activated Starch synzyme (promotes crop pustulation period full grains) and activation solid-state enzyme (can improve legume root nodule bacteria number).
Preferably, nutrient substance also includes: boracic, containing one or more in manganese, material containing zinc and iron content, and it can be one or more in Borax, manganese salt, zinc salt, iron salt.It should be appreciated that the application is not limited thereto, it is also possible to choose from other chemical substances, it is also possible to comprise other nutrients.
Boron, it is possible to make plant growth in great numbers, full seed, root system is good, has a good harvest guaranteed.Manganese, it is possible to participating in photosynthesis and redox, serious manganese deficiency can cause Herba bromi japonici graywall, marsh spot and spot blight etc.；But, it is excessively used manganese element and plant strain growth is harmful to, for instance cause the leaf roll phenomenons such as Cotton Gossypii, Nicotiana tabacum L., Semen sojae atricolor, fruit tree and Brassica campestris L.Zinc, is growth elements, participates in the metabolism of auxin, can promote heteroauxing and serine combination color propylhomoserin, and tryptophan is the predecessor of auxin；During zinc deficiency, in crops body, heteroauxing synthesis falls sharply, and crop growthing development is stagnated, and blade diminishes；Zinc or the most prominent element of protein synthesis, can promote protein metabolism or the ingredient of ribose and albuminous body, and it is required to be to maintain ribonucleoprotein structural intergrity institute；Zinc is the composition of glutamte dehydrogenase, is the synthesis indispensable element of glutamic acid；Zinc can promote reproductive development and improve resistance, and reproductive development and spermatiation are had impact；Situations such as blooming less, result is abnormal is often caused during crops zinc deficiency.Ferrum, it is possible to increase the Repiration in plant and the redox reaction in photosynthetic two metabolic processes in chloroplast；Play the effect making plant stability grow；Participate in the activation of enzyme system；Iron deficiency can make the growth of plant spire stop, and chlorosis between vein occurs in spire, quickly can develop into whole blade, and time serious, blade is entirely white.
Preferably, the agricultural ardealite mixture that obtains of preparation includes the following composition in weight/mass percentage composition: SO325～35%, CaO15～25%, SiO22～10%, N0～5%, P2O50～5%, K2O0～5% and organic 5%～25%.
Concretely comprising the following steps of the preparation method of the agricultural ardealite mixture in above-described embodiment:
Step S01: weigh the first ardealite, the second ardealite, Organic Ingredients and nutrient substance according to following weight/mass percentage composition: first ardealite the 0.5%～2.25%, second ardealite 67.75%～79.5%, Organic Ingredients 5%～15% and nutrient substance 5～15%；
Step S02: adopting the first ardealite compost fermentation Organic Ingredients to obtain organic matter in 10～15 days, this Organic Ingredients is preferably industrial or agricultural organic waste；
Step S03: the second ardealite, organic matter and nutrient substance are mixed to get agricultural ardealite mixture.
Owing to the sweat of step S02 needs to carry out under the environment that moisture is relatively low, so the mass content of the moisture of this first ardealite is below 10%.This ardealite is preferably the ardealite after dehydration.Ardealite after dehydration can be the mixture of a kind of in Gypsum Fibrosum preparata and bassanite or two kinds.Dehydration temperaturre is 150 DEG C.Ardealite after dehydration is pulverized standby.
If owing to the water content in agricultural ardealite mixture is relatively big, deposited or in transportation, it is easy to caking, affect the performance of agricultural ardealite mixture；Therefore, the mass content of the moisture in the second ardealite is also below 10%.
The method of above-described embodiment fully utilizes industry byproduct ardealite, and the method is simple, easy to spread.
Preferably, in step S02, the technological parameter of fermentation is: fermentation temperature is 50～65 DEG C, fermentation time is 10～15 days, and sweat moisture Control is below 20%, and in sweat, the quality of the first ardealite accounts for the percent of the quality of Organic Ingredients is 10%～15%.
Under this technological parameter, Organic Ingredients can fully become thoroughly decomposed and obtain organic matter, and the reaction condition of this technical process is gentle, safety and being easily achieved, and meets the harmless treatment standard of Agricultural organic fertilizer.
Preferably, the agricultural ardealite mixture prepared in step S03 can dry after stacking is stable, be ground into pulverulent mixture, then pelletize packaging or directly packed products.
Preferably, the agricultural ardealite mixture prepared is powdery or granular.The application is not limited thereto, it is also possible to select other shapes being suitable for according to the situation of soil and crop.
Illustrate below by way of multiple embodiments.
Embodiment 1
The first ardealite, the second ardealite, Organic Ingredients and nutrient substance is weighed: first ardealite the 2.25%, second ardealite 67.75%, Organic Ingredients 15%, nutrient substance 15% according to following weight/mass percentage composition.Pulverizing standby by this first ardealite and the second ardealite, the first ardealite and the second ardealite are the Gypsum Fibrosum preparata CaSO obtained after industrial by-products Gypsum Fibrosum is heated to 150 DEG C of dehydrations4·1/2H2O (or bassanite), the weight/mass percentage composition of the first ardealite and the moisture in the second ardealite is all below 10%.Nutrient substance is selected from potash feldspar and phosphorus ammonium, and the mass ratio of potash feldspar and phosphorus ammonium is 1:1.This potash feldspar refers to the potash feldspar after 1200～1400 DEG C of high-temperature calcinations, pulverizing.Organic Ingredients is industrial or agricultural organic waste.This industrial or agricultural organic waste of the first ardealite compost fermentation is adopted to obtain humus organic material material.Fermentation time be 12 days, the temperature of fermentation controls at 55 DEG C, and in sweat, moisture Control is below 20%, after harmless treatment, by this humus organic material material pulverize, standby.Wherein, the first ardealite accounts for the percentage ratio of the quality of industrial or agricultural organic waste is 15%.After the stirring mixing of the second ardealite, potash feldspar, phosphorus ammonium and humus organic material material (the industrial or agricultural organic waste after fermentation), sieve and obtain agricultural ardealite mixture.Sulfur trioxide (SO in this agricultural ardealite mixture3) content 25%, effective calcium (CaO) content 15%, effective silicon (SiO2) content 2%, potassium oxide (K2O) content 3%, phosphorus pentoxide (P2O5) content 5%, the content of organic matter 15%.This agricultural ardealite mixture is powdery, and fineness is about 100 orders.
Embodiment 2
The first ardealite, the second ardealite, Organic Ingredients and nutrient substance is weighed: first ardealite the 1.5%, second ardealite 72.5%, Organic Ingredients 15%, nutrient substance 11% according to following weight/mass percentage composition.Pulverizing standby by this first ardealite and the second ardealite, the first ardealite and the second ardealite are the Gypsum Fibrosum preparata CaSO obtained after industrial by-products Gypsum Fibrosum is heated to 150 DEG C of dehydrations4·1/2H2O (or bassanite), the weight/mass percentage composition of the first ardealite and the moisture in the second ardealite is all below 10%.Nutrient substance is selected from potash feldspar.This potash feldspar refers to the potash feldspar after 1200～1400 DEG C of high-temperature calcinations, pulverizing.Organic Ingredients is industrial or agricultural organic waste.This industrial or agricultural organic waste of the first ardealite compost fermentation is adopted to obtain humus organic material material.Fermentation time be 10 days, the temperature of fermentation controls at 50 DEG C, and in sweat, moisture Control is below 20%, after harmless treatment, by this humus organic material material pulverize, standby.Wherein, the percentage ratio of the quality of the first ardealite and industrial or agricultural organic waste is 10%.After the stirring mixing of the second ardealite, potash feldspar and humus organic material material (the industrial or agricultural organic waste after fermentation), sieve and obtain agricultural ardealite mixture.Sulfur trioxide (SO in this agricultural ardealite mixture3) content 30%, effective calcium (CaO) content 22%, effective silicon (SiO2) content 3%, potassium oxide (K2O) content 5%, the content of organic matter 15%.This agricultural ardealite mixture is powdery, and fineness is about 100 orders, it is possible to agricultural for powdery ardealite mixture is passed through extruder grain.
Embodiment 3
The first ardealite, the second ardealite, Organic Ingredients and nutrient substance is weighed: first ardealite the 2%, second ardealite 78%, Organic Ingredients 15%, nutrient substance 5% according to following weight/mass percentage composition.Pulverizing standby by this first ardealite and the second ardealite, the first ardealite and the second ardealite are the Gypsum Fibrosum preparata CaSO obtained after industrial by-products Gypsum Fibrosum is heated to 150 DEG C of dehydrations4·1/2H2O (or bassanite), the weight/mass percentage composition of the first ardealite and the moisture in the second ardealite is all below 10%.Nutrient substance is selected from potash feldspar and carbamide, and the mass ratio of potash feldspar and carbamide is 2:1.This potash feldspar refers to the potash feldspar after 1200～1400 DEG C of high-temperature calcinations, pulverizing.Organic Ingredients is industrial or agricultural organic waste.This industrial or agricultural organic waste of the first ardealite compost fermentation is adopted to obtain humus organic material material.Fermentation time be 15 days, the temperature of fermentation controls at 65 DEG C, and in sweat, moisture Control is below 20%, after harmless treatment, by this humus organic material material pulverize, standby.Wherein, the percentage ratio of the quality of the first ardealite and industrial or agricultural organic waste is 13.33%.After the stirring mixing of the second ardealite, potash feldspar, phosphorus ammonium and humus organic material material (the industrial or agricultural organic waste after fermentation), sieve and obtain agricultural ardealite mixture.Sulfur trioxide (SO in this agricultural ardealite mixture3) content 35%, effective calcium (CaO) content 24%, effective silicon (SiO2) content 4%, potassium oxide (K2O) content 1%, nitrogen (N) content 1%, the content of organic matter 15%.This agricultural ardealite mixture is powdery, and fineness is about 100 orders.By agricultural for powdery ardealite mixture by disc granulation glomeration, particle diameter is at 1～5mm.
Embodiment 4
The first ardealite, the second ardealite, Organic Ingredients and nutrient substance is weighed: first ardealite the 1.5%, second ardealite 71.5%, Organic Ingredients 13%, nutrient substance 14% according to following weight/mass percentage composition.Pulverizing standby by this first ardealite and the second ardealite, the first ardealite and the second ardealite are the Gypsum Fibrosum preparata CaSO obtained after industrial by-products Gypsum Fibrosum is heated to 150 DEG C of dehydrations4·1/2H2O (or bassanite), the weight/mass percentage composition of the first ardealite and the moisture in the second ardealite is all below 10%.Nutrient substance is selected from potassium sulfate, ammonium chloride and calcium superphosphate, and the mass ratio of potassium sulfate, ammonium chloride and calcium superphosphate is 3:1:1.Organic Ingredients is industrial or agricultural organic waste.This industrial or agricultural organic waste of the first ardealite compost fermentation is adopted to obtain humus organic material material.Fermentation time be 12 days, the temperature of fermentation controls at 60 DEG C, and in sweat, moisture Control is below 20%, after harmless treatment, by this humus organic material material pulverize, standby.Wherein, the percentage ratio of the quality of the first ardealite and industrial or agricultural organic waste is 11.5%.After the stirring mixing of the second ardealite, potassium sulfate, ammonium chloride, calcium superphosphate and humus organic material material (the industrial or agricultural organic waste after fermentation), sieve and obtain agricultural ardealite mixture.Sulfur trioxide (SO in this agricultural ardealite mixture3) content 25%, effective calcium (CaO) content 20%, effective silicon (SiO2) content 3%, potassium oxide (K2O) content 4%, nitrogen (N) content 2%, phosphorus pentoxide (P2O5) content 2%, the content of organic matter 10%.This agricultural ardealite mixture is powdery, and fineness is about 100 orders.By agricultural for powdery ardealite mixture by disc granulation glomeration, particle diameter is at 1～5mm.
Embodiment 5
The first ardealite, the second ardealite, Organic Ingredients and nutrient substance is weighed: first ardealite the 0.5%, second ardealite 79.5%, Organic Ingredients 5%, nutrient substance 15% according to following weight/mass percentage composition.Pulverizing standby by this first ardealite and the second ardealite, the first ardealite and the second ardealite are the Gypsum Fibrosum preparata CaSO obtained after industrial by-products Gypsum Fibrosum is heated to 150 DEG C of dehydrations4·1/2H2O (or bassanite), the weight/mass percentage composition of the first ardealite and the moisture in the second ardealite is all below 10%.Nutrient substance is selected from carbon ammonium and double superhosphate, and the mass ratio of carbon ammonium and double superhosphate is 1:1.Organic Ingredients is industrial or agricultural organic waste.This industrial or agricultural organic waste of the first ardealite compost fermentation is adopted to obtain humus organic material material.Fermentation time be 13 days, the temperature of fermentation controls at 58 DEG C, and in sweat, moisture Control is below 20%, after harmless treatment, by this humus organic material material pulverize, standby.Wherein, the percentage ratio of the quality of the first ardealite and industrial or agricultural organic waste is 10%.After the stirring mixing of the second ardealite, carbon ammonium, double superhosphate and humus organic material material (the industrial or agricultural organic waste after fermentation), sieve and obtain agricultural ardealite mixture.Sulfur trioxide (SO in this agricultural ardealite mixture3) content 33%, effective calcium (CaO) content 25%, effective silicon (SiO2) content 10%, nitrogen (N) content 4%, phosphorus pentoxide (P2O5) content 4%, the content of organic matter 5%.This agricultural ardealite mixture is powdery, and fineness is about 100 orders.By agricultural for powdery ardealite mixture by disc granulation glomeration, particle diameter is at 1～5mm.
Embodiment 6 fertilizer efficiency is tested
The product of embodiment 1～5 is reduced by 0.3～0.4 unit by monitoring display pH after using 3 years continuously on the alkaline land soil of Luyi County, Henan after potted plant lab scale.Lankao County, the Semen Maydis of Zhecheng County and Semen Tritici aestivi use 2 years continuously, soil pH reduces by 0.28～0.34 unit, the bald point rate of Semen Maydis reduces 11～13.5%, corn yield increasing rate reaches 13.1～14.6%, the Empty grain rate of Semen Tritici aestivi reduces 11.5～15.5%, spike length increases by 0.43～0.78cm, and wheat increase yield rate reaches 9.3～11.5%.Through above field test and data tracking, this agricultural ardealite mixture is suitable for salinized soil, alkalization of soils degree reduces by 10～15%, the soil weight alleviates 5%～10%, soil infiltration capability improves 10%～20%, utilization rate of fertilizer improves 15%～20%, and fertility improves about 15%.This agricultural ardealite mixture can improve the crumb structure of soil, increases soil organic content, due to containing middle and trace element and rare metal, it is possible to reduce the nutritional deficiency symptom of crop.
In sum, the agricultural ardealite mixture of embodiments of the invention is phosphorous, calcium, sulfur, silicon, organic matter etc., it produces raw material and is made up of industrial by-products ardealite and humus organic material material, fully utilizes industrial by-products ardealite, embodies the efficient utilization of resource；This agricultural ardealite mixture energy nursery, as base manure, meanwhile, soil is had improving effect by ardealite, can improve salt affected soil, improves Soil structure, improves soil physical chemistry character and biochemical property, provides middle and trace element for crop；May be used for crop Vegetable Base material.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, all should include within protection scope of the present invention.
Claims (10)
1. an agricultural ardealite mixture, it is characterized in that, the agricultural ardealite mixture material including being calculated in mass percent as follows prepare: first ardealite the 0.5%～2.25%, second ardealite 67.75%～79.5%, Organic Ingredients 5%～15% and nutrient substance 5～15%.
2. agricultural ardealite mixture as claimed in claim 1, it is characterised in that: the mass content of described first ardealite and the moisture in described second ardealite is all below 10%.
3. agricultural ardealite mixture as claimed in claim 1, it is characterised in that: it is 10%～15% that the quality of described first ardealite accounts for the percent of the quality of described Organic Ingredients.
4. the agricultural ardealite mixture as described in any one of claims 1 to 3, it is characterised in that: described nutrient substance includes nitrogenous, phosphorous and/or containing potassium material；Wherein,
Described nitrogenous material is selected from one or more in carbamide, carbon ammonium, sulfur ammonium, ammonium nitrate and ammonium chloride；And/or,
Described phosphorous material is selected from one or more in phosphorus ammonium, calcium superphosphate, calcium magnesium phosphate and double superhosphate；And/or,
The described material containing potassium is selected from one or more in potassium chloride, potassium sulfate, potash feldspar and plant ash.
5. the agricultural ardealite mixture as described in any one of claims 1 to 3, it is characterised in that described nutrient substance also includes: boracic, containing one or more in manganese, material containing zinc and iron content.
6. the agricultural ardealite mixture as described in any one of claims 1 to 3, it is characterised in that described agricultural ardealite mixture includes the following composition in weight/mass percentage composition: SO325～35%, CaO15～25%, SiO22～10%, N0～5%, P2O50～5%, K2O0～5% and organic 5%～25%.
7. the agricultural ardealite mixture as described in any one of claims 1 to 3, it is characterised in that described agricultural ardealite mixture includes the following composition in weight/mass percentage composition:
SO325%, CaO15%, SiO22%, P2O55% and organic 15%；Or,
SO330%, CaO22%, SiO23%, K2O5% and organic 15%；Or,
SO335%, CaO24%, SiO24%, K2O1%, N1% and organic 15%；Or,
SO325%, CaO20%, SiO23%, K2O4%, N2%, P2O52% and the content of organic matter 10%；Or,
SO333%, CaO25%, SiO210%, N4%, P2O54% and the content of organic matter 5%.
8. a preparation method for agricultural ardealite mixture, comprises the steps,
The first ardealite, the second ardealite, Organic Ingredients and nutrient substance is weighed: first ardealite the 0.5%～2.25%, second ardealite 67.75%～79.5%, Organic Ingredients 5%～15% and nutrient substance 5～15% according to following weight/mass percentage composition；
Organic Ingredients described in described first ardealite compost fermentation is adopted to obtain organic matter；
Described second ardealite, described organic and described nutrient substance are mixed to get agricultural ardealite mixture.
9. the preparation method of agricultural ardealite mixture as claimed in claim 8, it is characterised in that: the mass content of described first ardealite and the moisture in described second ardealite is all below 10%.
10. the preparation method of agricultural ardealite mixture as claimed in claim 8 or 9, it is characterized in that, the technological parameter of described fermentation includes: fermentation temperature is 50～65 DEG C, fermentation time is 10～15 days, in the process of described fermentation, moisture Control is below 20%, and it is 10%～15% that the quality of the first ardealite described in the process of described fermentation accounts for the percent of the quality of described Organic Ingredients.
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| CN106380344A (en) * | 2016-08-30 | 2017-02-08 | 甘肃瓮福化工有限责任公司 | Processing method of mixture of phosphogypsum and ore dressing tailings |
| CN114032103A (en) * | 2021-11-03 | 2022-02-11 | 贵州省化工研究院 | Method for preparing soil conditioner by high-temperature calcination of phosphogypsum serving as raw material |
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| CN101693641A (en) * | 2009-10-22 | 2010-04-14 | 南京信息工程大学 | Compound bio-fertilizer containing ardealite and application thereof |
| CN101723718A (en) * | 2008-10-31 | 2010-06-09 | 王平 | Method for producing granular organic fertilizer with high content of humic acid by using municipal sludge |
| CN101913940A (en) * | 2010-02-10 | 2010-12-15 | 南京信息工程大学 | Horsebean biological compound fertilizer prepared from ardealite, preparation method thereof and use thereof |
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| CN1363538A (en) * | 2001-11-21 | 2002-08-14 | 燕山大学 | Si-Ca-S fertilizer prepared from ardealite and powdered coal ash and its preparing process |
| CN1923762A (en) * | 2005-08-31 | 2007-03-07 | 青岛海联植物科技研究所 | Method of preparing fertilizer by fermenting tobacco waste, phosphogypsum and muck |
| CN101723718A (en) * | 2008-10-31 | 2010-06-09 | 王平 | Method for producing granular organic fertilizer with high content of humic acid by using municipal sludge |
| CN101693641A (en) * | 2009-10-22 | 2010-04-14 | 南京信息工程大学 | Compound bio-fertilizer containing ardealite and application thereof |
| CN101913940A (en) * | 2010-02-10 | 2010-12-15 | 南京信息工程大学 | Horsebean biological compound fertilizer prepared from ardealite, preparation method thereof and use thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106380344A (en) * | 2016-08-30 | 2017-02-08 | 甘肃瓮福化工有限责任公司 | Processing method of mixture of phosphogypsum and ore dressing tailings |
| CN114032103A (en) * | 2021-11-03 | 2022-02-11 | 贵州省化工研究院 | Method for preparing soil conditioner by high-temperature calcination of phosphogypsum serving as raw material |
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