CN105367331A - Soil restoration fertilizer with passivated heavy metal mobility - Google Patents

Soil restoration fertilizer with passivated heavy metal mobility Download PDF

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Publication number
CN105367331A
CN105367331A CN201510733376.8A CN201510733376A CN105367331A CN 105367331 A CN105367331 A CN 105367331A CN 201510733376 A CN201510733376 A CN 201510733376A CN 105367331 A CN105367331 A CN 105367331A
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China
Prior art keywords
parts
soil
heavy metal
minute
slag
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Application number
CN201510733376.8A
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Chinese (zh)
Inventor
孙仁贵
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Maanshan City Xin Zhou Grape Specialty Co-Operative Organization
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Maanshan City Xin Zhou Grape Specialty Co-Operative Organization
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Priority to CN201510733376.8A priority Critical patent/CN105367331A/en
Publication of CN105367331A publication Critical patent/CN105367331A/en
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Classifications

    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/80Soil conditioners
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05BPHOSPHATIC FERTILISERS
    • C05B13/00Fertilisers produced by pyrogenic processes from phosphatic materials
    • C05B13/06Alkali and alkaline earth meta- or polyphosphate fertilisers
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05DINORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D9/00Other inorganic fertilisers

Abstract

The invention discloses a soil restoration fertilizer with the passivated heavy metal mobility. The soil restoration fertilizer with the passivated heavy metal mobility is prepared from, by weight, 20-24 parts of paulownia sawdust, 34-36 parts of Chinese medicine residues, 4-5 parts of gelatin, 16-18 parts of kaolin, 1-2 parts of sodium polyphosphate, 1-2 parts of polymeric aluminum chloride, 1-3 parts of zinc chloride, 48-50 parts of eucalyptus sawdust, 12-14 parts of siderite slag, 12-14 parts of limonite slag, 45-55 parts of orange peel, 3-4 parts of an EM composite microbial agent and a proper amount of water. The soil restoration fertilizer is modified through mixed calcination of kaolin and sodium polyphosphate, the buffering capacity of soil in use is improved, the adsorption capacity of soil for heavy metal is enhanced, migration of heavy metal in soil to plants is inhibited, eating safety of crop products is guaranteed, meanwhile, the conditions of leaching, infiltration and the like of heavy metal can be reduced, underground water resources are prevented from being polluted, and health of a soil ecological environment is guaranteed.

Description

A kind of soil remediation fertilizer of heavy metal-passivated transport property
Technical field
The present invention relates to technical field of fertilizers, particularly relate to a kind of soil remediation fertilizer of heavy metal-passivated transport property.
Background technology
Along with the fast development of economy and the progress of industrial technology, work, the detrimentally affect of agriculture production to environment are constantly aggravated, constantly stack to soil surface due to solid waste and topple over, harmful waste water constantly permeates in soil, obnoxious flavour in air and floating dust are also continuous to be dropped in soil with rainwater, result in soil pollution.Not only reduce the seed output and quality of farm crop, also the HUMAN HEALTH of indirect hazard.
And to the improvement of soil pollution mainly through engineering repairing method and phytoremediation, wherein engineering repairing method mainly comprises the method for improving the soil, electro reclamation, Soil leaching and heat treating process etc., engineering control measure is applicable to that contaminated area is little usually, severe pollutant and easily the soil effect of diffusion is comparatively obvious, fundamentally can improve soil at all, but treatment cost is high, and easily form secondary pollution, also possibility spoiled soil structure, easily causes soil fertility to decline.The usual cost of phytoremediation technology is low, soil organic matter content and soil fertility can be improved, but the patience of plant heavy metal pollutent is limited, be only applicable to the soil remediation of medium pollution degree, a kind of plant can only repair the soil of a certain heavy metal contamination usually simultaneously, and other heavy metals likely in activating soil, for various metals and organic combined pollution poor effect, super enriching plant poor growth, usual repairing efficiency is longer, is difficult to the requirement that satisfied quick rehabilitating soil pollutes.
Charcoal has good absorption property, stable chemical nature, can reduce the biological effectiveness of heavy metal in soil, can improve crop yield, and raw material is extensive, cost is low, makes it in pollution administration soil, have clear superiority and using value simultaneously.For this reason, current inventor provides a kind of take charcoal as the soil remediation fertilizer of immobilized matrix, and the reparation for soil pollution provides a kind of effective way.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of soil remediation fertilizer of heavy metal-passivated transport property.
The present invention is achieved by the following technical solutions:
A soil remediation fertilizer for heavy metal-passivated transport property, is made up of the raw material of following weight part: paulownia sawdust 20-24, Chinese medicine slag 34-36, gelatin 4-5, kaolin 16-18, sodium polyphosphate 1-2, polymerize aluminum chloride 1-2, zinc chloride 1-3, eucalyptus sawdust 48-50, sparring slag 12-14, limonite slag 12-14, tangerine peel 45-55, EM complex micro organism fungicide 3-4, water are appropriate.
The concrete steps of the preparation of described soil remediation fertilizer are as follows:
(1) mix after tangerine peel, eucalyptus sawdust dryness in the sun with sparring slag, be placed in airtight calcining furnace, 400-440 DEG C is warming up under nitrogen atmosphere with the speed of 15 DEG C/min, be incubated and add limonite slag after 20-30 minute, keep thermotonus 30-40 minute, then cool the temperature to 230-250 DEG C, constantly oxygen is passed in airtight calcining furnace, take out calcinate after 40 minutes, concussion is rocked after 10-15 minute and is crossed 20 mesh sieves, obtains magnetic bio carbon powder for subsequent use;
(2) pulverize after roasting at kaolin, sodium polyphosphate being mixed and be incorporated in 450-500 DEG C, mixing with paulownia sawdust, Chinese medicine slag, gelatin drops in fermentation vat, add water and keep fermentation heap water content at 50-60%, ferment and take out fermentation materials after 22-24 days, and squeeze and filter, obtain fermentation solid residue and fermented liquid for subsequent use;
(3) by step 2 gained fermented liquid with polymerize aluminum chloride, zinc chloride mixing post-heating to 60-70 DEG C, stir after 10-15 minute and add step 1 gained charcoal powder again, dipping 30-50 minute, during dipping, ultrasound wave irradiation is adopted to fermented liquid, ultrasonic frequency is 20-30kHz, and power is 50-80W, and the time is 90-120 minute, flood rear filtered through gauze, obtain dipping charcoal for subsequent use;
(4) step 3 gained dipping charcoal is mixed with step 2 gained fermentation solid residue, EM complex micro organism fungicide and other leftover materials be placed on granulation in tablets press, for subsequent use;
(5) frequency of utilization is 30-40kHz, power be the ultrasonic wave of 10W to step 4 gained particle irradiation 40-60 minute, weigh after packaging, obtain soil remediation fertilizer of the present invention.
The using method of repairing fertiliser of the present invention is be manured into soil after mixing according to the part by weight of 20%-25% and common fertilizer.
Advantage of the present invention is:
The sparring slag of same part by weight and limonite slag and biomass mixed calcining is used in preparation process, can by the recycling between product, the charcoal of the high magnetic of more efficient acquisition, and significantly increase charcoal surfactivity whereby, improve adsorptivity, add the accumulation ability to soil objectionable constituent, coordinate organic and effect that is mineral filler to play the dual-use function of nutrient supply and soil remediation.
Air in charcoal inner pore can be discharged by the ultrasound wave irradiation in preparation process during dipping, improves the degree of uniformity that in fermented liquid, solute disperses in charcoal, shortens dipping time.
In preparation process, second time ultrasound wave irradiation can to increase after granulation microbic activity in fertiliser granulates, improves the removal effect of dehydrogenase activity and organic pollutant.
Soil remediation fertilizer of the present invention utilizes kaolin and the baking mixed modification of sodium polyphosphate, improve the buffer capacity using soil, strengthen the adsorptive power of soil heavy metal, inhibit heavy metal in soil to the migration of plant, ensure that the edible safety of crop products, the situations such as heavy metal leaching, diafiltration can be reduced simultaneously, avoid polluted underground water source, ensure the health of ecological environment of soil.
Embodiment
A soil remediation fertilizer for heavy metal-passivated transport property, is made up of the raw material of following weight part (kg): paulownia sawdust 20, Chinese medicine slag 34, gelatin 4, kaolin 16, sodium polyphosphate 1, polymerize aluminum chloride 1, zinc chloride 1, eucalyptus sawdust 48, sparring slag 12, limonite slag 12, tangerine peel 45, EM complex micro organism fungicide 3, water are appropriate.
The concrete steps of the preparation of described soil remediation fertilizer are as follows:
(1) mix after tangerine peel, eucalyptus sawdust dryness in the sun with sparring slag, be placed in airtight calcining furnace, 400 DEG C are warming up under nitrogen atmosphere with the speed of 15 DEG C/min, be incubated and add limonite slag after 20 minutes, keep thermotonus 30 minutes, then cool the temperature to 230 DEG C, constantly oxygen is passed in airtight calcining furnace, take out calcinate after 40 minutes, concussion is rocked after 10 minutes and is crossed 20 mesh sieves, obtains magnetic bio carbon powder for subsequent use;
(2) pulverize after roasting at kaolin, sodium polyphosphate being mixed and be incorporated in 450 DEG C, mixing with paulownia sawdust, Chinese medicine slag, gelatin drops in fermentation vat, add water and keep fermentation heap water content 50%, ferment and take out fermentation materials after 22 days, and squeeze and filter, obtain fermentation solid residue and fermented liquid for subsequent use;
(3) by step 2 gained fermented liquid and polymerize aluminum chloride, zinc chloride mixing post-heating to 60 DEG C, stir after 10 minutes and add step 1 gained charcoal powder again, flood 30 minutes, during dipping, ultrasound wave irradiation is adopted to fermented liquid, ultrasonic frequency is 20kHz, and power is 50W, and the time is 90 minutes, flood rear filtered through gauze, obtain dipping charcoal for subsequent use;
(4) step 3 gained dipping charcoal is mixed with step 2 gained fermentation solid residue, EM complex micro organism fungicide and other leftover materials be placed on granulation in tablets press, for subsequent use;
(5) frequency of utilization is 30kHz, power be the ultrasonic wave of 10W to step 4 gained particle irradiation 40 minutes, after weighing, packaging, obtains soil remediation fertilizer of the present invention.
In order to further illustrate using value of the present invention, contriver have chosen the rice test field of one piece of light contamination, wherein half only uses common fertilizer as a control group during rice cultivation, second half uses repairing fertiliser of the present invention and common fertilizer mixed planting as experimental group, to soil sampling analysis between planting season, as follows in conjunction with rice yield:
Control group Experimental group
Soil available nitrogen content (mg/kg) 51.21 60.72
Soil available phosphorus content (mg/kg) 83.34 100.19
Available potassium in soils content (mg/kg) 139.76 172.86
Cadmium in Soil content (mg/kg) 43 6
Content of Pb in Soil (mg/kg) 856 128
Mercury in Soil content (mg/kg) 1259 116
Soil CEC (cmol/kg) 10.89 12.64
Rice yield (kg/ mu) 468 499
After can being found out employed soil remediation fertilizer of the present invention by above data, in soil, available nutrient content obviously increases, soil fertility gets a promotion, in soil, every heavy metal content reduces simultaneously, ion exchange capacity increases, and the final output improving crop, to soil, there is significant improved effect.

Claims (2)

1. the soil remediation fertilizer of a heavy metal-passivated transport property, it is characterized in that, be made up of the raw material of following weight part: paulownia sawdust 20-24, Chinese medicine slag 34-36, gelatin 4-5, kaolin 16-18, sodium polyphosphate 1-2, polymerize aluminum chloride 1-2, zinc chloride 1-3, eucalyptus sawdust 48-50, sparring slag 12-14, limonite slag 12-14, tangerine peel 45-55, EM complex micro organism fungicide 3-4, water are appropriate.
2. the soil remediation fertilizer of heavy metal-passivated transport property according to claim 1, is characterized in that, the concrete steps of preparation method are as follows:
(1) mix after tangerine peel, eucalyptus sawdust dryness in the sun with sparring slag, be placed in airtight calcining furnace, 400-440 DEG C is warming up under nitrogen atmosphere with the speed of 15 DEG C/min, be incubated and add limonite slag after 20-30 minute, keep thermotonus 30-40 minute, then cool the temperature to 230-250 DEG C, constantly oxygen is passed in airtight calcining furnace, take out calcinate after 40 minutes, concussion is rocked after 10-15 minute and is crossed 20 mesh sieves, obtains magnetic bio carbon powder for subsequent use;
(2) pulverize after roasting at kaolin, sodium polyphosphate being mixed and be incorporated in 450-500 DEG C, mixing with paulownia sawdust, Chinese medicine slag, gelatin drops in fermentation vat, add water and keep fermentation heap water content at 50-60%, ferment and take out fermentation materials after 22-24 days, and squeeze and filter, obtain fermentation solid residue and fermented liquid for subsequent use;
(3) by step 2 gained fermented liquid with polymerize aluminum chloride, zinc chloride mixing post-heating to 60-70 DEG C, stir after 10-15 minute and add step 1 gained charcoal powder again, dipping 30-50 minute, during dipping, ultrasound wave irradiation is adopted to fermented liquid, ultrasonic frequency is 20-30kHz, and power is 50-80W, and the time is 90-120 minute, flood rear filtered through gauze, obtain dipping charcoal for subsequent use;
(4) step 3 gained dipping charcoal is mixed with step 2 gained fermentation solid residue, EM complex micro organism fungicide and other leftover materials be placed on granulation in tablets press, for subsequent use;
(5) frequency of utilization is 30-40kHz, power be the ultrasonic wave of 10W to step 4 gained particle irradiation 40-60 minute, weigh after packaging, obtain soil remediation fertilizer of the present invention.
CN201510733376.8A 2015-10-30 2015-10-30 Soil restoration fertilizer with passivated heavy metal mobility Withdrawn CN105367331A (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105969384A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Heavy metal contaminated soil restoration agent for wheat fields
CN105969385A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Tourmaline-assisted soil heavy mental restoration agent
CN105969389A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Quick-acting soil heavy metal restoration agent
CN105969386A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Full-functional soil heavy metal restoration agent
CN105969388A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Photocatalysis soil heavy metal restoration agent
CN105969390A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Secondary salinity soil heavy metal restoration agent
CN105969361A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Highly-efficient soil heavy metal restoration agent
CN105985785A (en) * 2016-02-24 2016-10-05 凤阳徽亨商贸有限公司 Soil heavy metal restoration agent capable of enhancing water retention property
CN106748483A (en) * 2016-12-27 2017-05-31 贵州大学 A kind of soil remediation type fertilizer
CN107337553A (en) * 2016-05-01 2017-11-10 湘潭建联丰禾生物科技有限责任公司 A kind of compound trace element fertilizer and preparation method thereof

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US20060058566A1 (en) * 2002-11-27 2006-03-16 Shulgin Alexander I Humic mineral reagent and method for the production thereof, method for rehabilitating polluted soils, method for detoxification of wastes of extracted and processed mineral products and recultivating rock dumps and tailing storages, method for sewage water treatment and method for sludge utilisation
CN102815999A (en) * 2012-07-31 2012-12-12 马鞍山科邦生态肥有限公司 Fertilizer special for hybrid rice
CN103483106A (en) * 2013-09-10 2014-01-01 安徽省成仓复合肥有限公司 Crop fertilizer and preparation method thereof
CN104193539A (en) * 2014-08-08 2014-12-10 叶集试验区富民高新葡萄种植专业合作社 Organic grape fertilizer with strong water-retaining and fertilizer-retaining capability and preparation method of organic grape fertilizer
CN104478534A (en) * 2014-09-26 2015-04-01 赵刚 Organic fertilizer for plantation and yield increase of pear trees and preparation method thereof
CN104787831A (en) * 2015-03-23 2015-07-22 湖南大学 Method for removing hexavalent chromium in wastewater through magnetic adsorbent compounded by chitosan and magnetic biological carbon

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060058566A1 (en) * 2002-11-27 2006-03-16 Shulgin Alexander I Humic mineral reagent and method for the production thereof, method for rehabilitating polluted soils, method for detoxification of wastes of extracted and processed mineral products and recultivating rock dumps and tailing storages, method for sewage water treatment and method for sludge utilisation
CN102815999A (en) * 2012-07-31 2012-12-12 马鞍山科邦生态肥有限公司 Fertilizer special for hybrid rice
CN103483106A (en) * 2013-09-10 2014-01-01 安徽省成仓复合肥有限公司 Crop fertilizer and preparation method thereof
CN104193539A (en) * 2014-08-08 2014-12-10 叶集试验区富民高新葡萄种植专业合作社 Organic grape fertilizer with strong water-retaining and fertilizer-retaining capability and preparation method of organic grape fertilizer
CN104478534A (en) * 2014-09-26 2015-04-01 赵刚 Organic fertilizer for plantation and yield increase of pear trees and preparation method thereof
CN104787831A (en) * 2015-03-23 2015-07-22 湖南大学 Method for removing hexavalent chromium in wastewater through magnetic adsorbent compounded by chitosan and magnetic biological carbon

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105985785A (en) * 2016-02-24 2016-10-05 凤阳徽亨商贸有限公司 Soil heavy metal restoration agent capable of enhancing water retention property
CN105969384A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Heavy metal contaminated soil restoration agent for wheat fields
CN105969389A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Quick-acting soil heavy metal restoration agent
CN105969386A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Full-functional soil heavy metal restoration agent
CN105969388A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Photocatalysis soil heavy metal restoration agent
CN105969390A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Secondary salinity soil heavy metal restoration agent
CN105969361A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Highly-efficient soil heavy metal restoration agent
CN105969385A (en) * 2016-03-17 2016-09-28 凤阳徽亨商贸有限公司 Tourmaline-assisted soil heavy mental restoration agent
CN107337553A (en) * 2016-05-01 2017-11-10 湘潭建联丰禾生物科技有限责任公司 A kind of compound trace element fertilizer and preparation method thereof
CN106748483A (en) * 2016-12-27 2017-05-31 贵州大学 A kind of soil remediation type fertilizer

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Application publication date: 20160302