CN103450906A - Soil conditioner and preparation method thereof - Google Patents
Soil conditioner and preparation method thereof Download PDFInfo
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- CN103450906A CN103450906A CN2013104370075A CN201310437007A CN103450906A CN 103450906 A CN103450906 A CN 103450906A CN 2013104370075 A CN2013104370075 A CN 2013104370075A CN 201310437007 A CN201310437007 A CN 201310437007A CN 103450906 A CN103450906 A CN 103450906A
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Abstract
The invention discloses a soil conditioner and a preparation method of the soil conditioner, and belongs to the soil field. The soil conditioner is obtained by roasting at least one type of marine organism shells used as raw materials at 800-1200 DEG C. The marine organism shells are optimally oyster shells. The soil conditioner prepared through the preparation method has super strong adsorption and regulation capabilities, improves the physical and chemical properties of soil, and enables the soil to form a good granular structure; the effectiveness of macroelements and microelements is improved, therefore, the fertilizer rate is reduced, and crop output can be increased remarkably; the activity of toxic substance in the soil can be passivated remarkably, so that the phenomenon that aluminum ions cause a crop root system to be poisoned, rotted and dead is greatly reduced, and the capability of crops for stress resistance and resistance to diseases and pests is enhanced; physiological diseases of various crops can be effectively prevented and treated, beneficial cenobium in the soil can multiply at a high speed, and therefore the ecological restoration function of the soil is achieved.
Description
Technical field
The present invention relates to the soil technology field, in particular to a kind of soil conditioner and preparation method thereof.
Background technology
Effect of natural conditions and long-term high strength farming and use in a large number quick-acting fertilizer and cause Soil structure variation (such as soil compaction, desertification etc.), nutrient imbalance, soil fertility to descend.In addition, these factors also cause the soil severe acidification, have a strong impact on the validity (no matter it is all invalid to use what fertilizer, such as executing after phosphate fertilizer, still lack phosphorus, after potassium application still potassium deficiency) of fertilizer after soil acidification.Secondly, heavy metal in soil pollutes also more and more serious, and the heavy metals such as cadmium, mercury can enter the crop the inside, can affect the health of human body.
In the face of the problem of this soil severe exacerbation, people have adopted various soil conditioners, and in these amendments, shell, crustaceans amendment are a kind of emerging and comparatively effective.This class amendment takes full advantage of shell, the chemical property of the physics microvoid structure in the crustaceans material and a large amount of Calcium of intensifiens, as the publication number Chinese patent application that is CN101275078A, a kind of soil conditioner containing marine organism is disclosed, it is by oyster shell whiting, oyster shell powder, chitosan powder, powder or the fermented product of the stem class vegetables and fruits of strong fiber, and/or halobiontic powder or fermented product composition, this soil conditioner can improve soil compaction to a certain extent, improve transparent performance and activity, eliminate residual in soil of chemical decomposition fertilizer, can also improve to a certain extent utilization rate of fertilizer simultaneously, and can stimulate the growth of farm crop root system and strengthen the crop immunological competence.But, also there is following shortcoming in this soil redeposition: the one, and above-mentioned effect is limited, just improve to a certain extent, also there is the space of further improving, the 2nd, the composition of this soil conditioner is more complicated, the acquisition of raw material is comparatively difficult, and cost is higher, is unfavorable for large-scale application and popularization.
In addition, coastal, after a large amount of marine organisms softwares is utilized, the remaining huge marine organisms shell of quantity, such as shell, clam class shell, oyster shells etc., oyster shells especially, at present for marine organisms shells such as oyster shellss, do not find the suitable method of utilizing, caused serious environmental pollution.
Summary of the invention
The object of the present invention is to provide a kind of raw material simple, improve the significant soil conditioner of soil effect, to solve the above problems.
The technical scheme adopted is: it is raw material that this soil conditioner be take at least one marine organisms shell, after 800-1200 ℃ of roasting, obtains.
The present inventor finds through great many of experiments: the marine organisms shell is after specific high-temperature roasting, the eliminating of carbonic acid gas wherein etc., the decomposition of material, hole and duct all change, form complicated vesicular structure, and the quality percentage composition of CaO >=40% in the product of gained, pH >=9, the product obtained has like this been excavated the larger potentiality of marine organisms shell aspect soil conditioning:
At first, amendment prepared by this method has unique micro-poly-pore structure, and superpower absorption regulating power improves the physicochemical character of soil, and the acid that sweetening of the soil is too much, reduce the injury that the soil acidity material causes crop, makes soil form good crumb structure; Marine organisms shell main component before roasting is calcium carbonate, and its pH value is generally 7-8, after specific temperature roasting, part calcium carbonate is converted into calcium oxide, and the pH value improved, and generally can reach more than 9, simultaneously, also produced the improvement of other configuration aspects.
Then, amendment prepared by this method can make phosphoric can not become tertiary iron phosphate aluminium and fixed, obviously alleviates the minimizing of the amount of K, Ca, Mg, promotes macroelement and micro-validity, reduce fertilizer application amount 40-70%, more can promote crop yield 35-50%.Can promote the quality of crop simultaneously.
Secondly, amendment prepared by this method significantly in passivation soil toxic substance as the activity of the heavy metals such as cadmium, mercury, greatly reduce the generation that aluminum ion causes the poisoning and rotten phenomena of mortality of crop root, the ability of lifting crop anti-adversity and disease and insect resistance.
Finally, amendment prepared by this method is trace element supplement rapidly also, effectively the various crop physiological diseases of control split the physiological diseases such as melon, tomato blossom-end rot such as dehiscent fruit, and can make useful cenobium in soil as, actinomycetes, vinelandii etc. all can start breeding with speed faster, reach the ecological recovery function of soil self.
In addition, amendment prepared by this method, only need a kind of raw material to get final product, and feedstock capture is easier, and cost is lower, is more conducive to apply; Simultaneously, from above-mentioned effect, can find out, although only adopted a kind of raw material, through special treatment process, the effect of the amendment of the Chinese patent application that also to reach publication number be CN101275078A, some effect even also is improved, such as promoting macroelement and micro-validity, thereby further reduce fertilizer amount further improving yield, and the minimizing of fertilizer materials, can alleviate the deterioration of Soil structure again, thereby reach a kind of benign cycle.
Amendment of the present invention can or topdress together and to use with base manure, can spread fertilizer over the fields, spread manuer in holes or ditch spread etc.
As preferably, the employing oyster shells is raw material.The source of oyster shells is wide and amount is very large, adds the physico-chemical property that it is unique, can obtain better soil regulating effect.
As preferably: after roasting also through pulverizing.More soluble absorption.
Further: the particle diameter of pulverizing gained is 100 mesh sieve percent of pass >=90%
As preferably: roasting time is 5-30min.Control roasting time, can control on the one hand the content of calcium oxide in product, also can control on the other hand other physico-chemical properties of products obtained therefrom, make it be more suitable for soil and regulate.If be mainly used in regulating soil acidity, the time of roasting can proper extension, if be mainly used in crop, replenishes the calcium, and the roasting time adopted can suitably shorten.
The soil conditioner that the present invention also provides a kind of aforesaid method to make.
Take the marine organisms shell as raw material, after 800-1200 ℃ of roasting, the soil conditioner obtained, its beneficial effect is: have superpower absorption regulating power, improve the physicochemical character of soil, the acid that sweetening of the soil is too much, reduce the injury that the soil acidity material causes crop, makes soil form good crumb structure; Promote macroelement and micro-validity, thereby reduce fertilizer amount and can significantly improve crop yield, significantly in passivation soil toxic substance as the activity of the heavy metals such as cadmium, mercury, greatly reduce the generation that aluminum ion causes the poisoning and rotten phenomena of mortality of crop root, promote the ability of crop anti-adversity and disease and insect resistance; Rapidly trace element supplement, effectively prevent and treat the physiological disease of various crops, and can make useful cenobium in soil start breeding with speed faster, reaches the ecological recovery function of soil self.
Simultaneously, need a kind of raw material to get final product, feedstock capture is easier, is more conducive to apply, and can effectively utilizes marine organisms shell especially oyster shells, is beneficial to environmental protection.
Embodiment
Embodiment 1
A kind of soil conditioner, it is raw material that the present embodiment preferably adopts this marine organisms shell of oyster shells, at first oyster shells is collected screening, through cleaning, starts the gas producer, coal is put in the gas producer, produce gas, through pipeline, import and dry in the convolution kiln, when gas reaches and can light solubility in the convolution kiln, start igniting, the temperature in the kiln that now circles round reaches 800 ℃; By travelling belt, oyster shells is dropped into from the dog-house of convolution kiln top simultaneously, enter the oven dry roasting, after 13 minutes, derive from the convolution kiln through travelling belt; Through 30 meters travelling belt naturally cooling, after 30 meters travelling belt winds are cooling (whole process of cooling is 5 minutes) again, enter in ball mill and pulverize, after 5 minutes, from pulverizer was derived 100 orders (150 μ m) sieve, screenings accounts for the 8%(mass percent), obtain, the products C aO=45%(mass percent of gained), pH=9.5, products obtained therefrom is " product A ";
Embodiment 2
A kind of soil conditioner, the maturing temperature adopted during preparation is 1000 ℃, roasting time is 5 minutes, all the other methods are identical with embodiment 1, and the screenings after 100 mesh sieves is 6% excessively, the products C aO=46%(mass percent of gained), pH=9.6, products obtained therefrom is " product B ".
Embodiment 3
A kind of soil conditioner, the maturing temperature adopted during preparation is 1200 ℃, roasting time is 30 minutes, all the other methods are identical with embodiment 1, and the screenings after 100 mesh sieves is 5% excessively, the products C aO=52%(mass percent of gained), pH=10.8, products obtained therefrom is " products C "
Embodiment 4
The paddy rice experiment
1, time and place
1.1 test period: in July, 2012-2012 year November;
1.2 test site: the newly-built Zhuan Li of the villagers' committee village Nan Anban in Wang local, Wannian County, Jiangxi Province;
2, materials and methods
2.1 for trying soil: numb husky mud field, field is smooth, neat, fertility level is medium.Carry out soil test before broadcasting, the rice field basic physical and chemical is pH value 5.2, alkali-hydrolyzable nitrogen 127.50mg/kg, available phosphorus 28.00mg/kg, available potassium 15.20mg/kg, organic 28.1g/kg.
2.2 test materials:
Embodiment 1-3 prepares the product (" reference product ") of embodiment 2 gained in the Chinese patent application that gained " product A ", " product B ", " products C " and publication number are CN101275078A and " blank " of not using soil conditioner.
2.3 for studying thing: late rice
2.4 test method: every kind of material triplicate, the equal calculating mean value of various results, experimental plot random alignment, community area 30m2.Every kind of soil conditioner applies 50kg/ mu before ploughing rake, and it is consistent that each processes other agronomy control measures.
2.5 the collection of soil sample and analysis
Test the forward and backward 0cm～20cm topsoil soil sample of getting respectively, according to " soil analysis technical specifications ", measure the soil index.
3, test-results
3.1 differing materials affects paddy soil pH value
The impact of table 1 soil conditioner on soil pH value
| Product A | Product B | Products C | Reference product | Blank |
| 5.55 | 5.56 | 5.59 | 5.27 | 5.19 |
As can be seen from Table 1, after using soil conditioner, soil pH value raises, and obviously is better than reference product with the ability of acid soil in the soil conditioner of three embodiment of the present invention.
3.2 the impact of different treatment on Economic Character of Rice
The economic characters of table 2 different treatment paddy rice
As can be seen from Table 2, base is executed the soil conditioner of three embodiment of the present invention, and every mu of number of productive ear, number of grain per ear, setting percentage are all apparently higher than reference product.
3.3 the impact of different treatment on rice yield
Result is with respect to blank, and reference product mu increases production 19.9kg, and stimulation ratio is 9.1%; And products applied A, product B and products C difference mu increase production 39.9 ㎏, 40.5 ㎏, 40.9kg, stimulation ratio is respectively 18.2%, 18.5% and 18.7%, and the effect of product A, product B and products C volume increase is more remarkable.
Embodiment 5
Peanut is used experiment
1, time and place
1.1 test period: in May, 2012-2012 year September;
1.2 test site: Lian Li village, Wen Zhen town, Jinxian County, Jiangxi Province;
2, materials and methods
2.1 for the examination soil: the Upland Red Soil of Quaternary Red Clays parent material development, the slaking of soil property moderate, middle fertility is partially thin, retention ability a little less than.Basic physical and chemical is ph value 4.95, alkali-hydrolyzable nitrogen 86.2mg/kg, available phosphorus 24.1mg/kg, available potassium 86.2mg/kg, organic 17.3g/kg.
2.2 test materials:
Embodiment 1-3 prepares the product (" reference product ") of embodiment 2 gained in the Chinese patent application that gained " product A ", " product B ", " products C " and publication number are CN101275078A and " blank " of not using soil conditioner.
2.3 for studying thing: peanut, kind is Yueyou 256
2.4 test method: every kind of material triplicate, the equal calculating mean value of various results, sowing on May 3rd, 2012, line-spacing 35 ㎝, spacing in the rows 12-15 ㎝, 2, every cave kind, broadcast rear spray preemergence herbicide acetochlor.Execute soil conditioner other field management measure in addition consistent.
3, test-results
3.1 differing materials affects soil pH value
The impact of table 3 soil conditioner on the peanut soil pH value
| Product A | Product B | Products C | Reference product | Blank |
| 5.35 | 5.36 | 5.38 | 5.13 | 4.92 |
As can be seen from Table 3, after using soil conditioner, soil pH value raises, and obviously is better than reference product with the ability of acid soil in the soil conditioner of three embodiment of the present invention.
3.2 crop character analysis
Before the test harvesting peanut, the sampling species test of results Shi Ge community, the peanut proterties of each test is in Table 4.
Table 4 peanut proterties table (is annotated: strain=cave)
As can be seen from Table 4, plant height, number of branch, main root length, the full fruit of individual plant number, plumpness, the individual plant of executing the soil conditioner of three embodiment of the present invention really weighs, all kinds of fruits weight average is higher than contrasting product, illustrates that the soil conditioner of three embodiment of the present invention has obvious promoter action to peanut growth.
3.3 the impact of different treatment on peanut yield
Result is with respect to blank, and reference product mu increases production 20.6kg, and stimulation ratio is 10.2%; And products applied A, product B and products C difference mu increase production 41.6 ㎏, 42.5 ㎏, 42.9kg, stimulation ratio is respectively 20.6%, 21.0% and 21.2%, the effect of product A, product B and products C volume increase is more remarkable, illustrates that product A, product B and products C have obvious production-increasing function to peanut.
The above, it is only preferred embodiment of the present invention, not technical scope of the present invention is imposed any restrictions, therefore any trickle modification, equivalent variations and modification that every foundation technical spirit of the present invention is done above embodiment all still belong in the scope of technical solution of the present invention.
Claims (6)
1. the preparation method of a soil conditioner is characterized in that: take at least one marine organisms shell is raw material, after 800-1200 ℃ of roasting, obtains.
2. the preparation method of a kind of soil conditioner as claimed in claim 1, it is characterized in that: described marine organisms shell is oyster shells.
3. the preparation method of a kind of soil conditioner as claimed in claim 1, is characterized in that: also process pulverizing after roasting.
4. the preparation method of a kind of soil conditioner as claimed in claim 3 is characterized in that: the particle diameter of pulverizing gained is 100 mesh sieve percent of pass >=90%.
5. the preparation method of a kind of soil conditioner as claimed in claim 1, it is characterized in that: roasting time is 5-30min.
6. the prepared soil conditioner of the method for claim 1-5 any one.
Priority Applications (1)
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| CN2013104370075A CN103450906A (en) | 2013-09-23 | 2013-09-23 | Soil conditioner and preparation method thereof |
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| CN2013104370075A CN103450906A (en) | 2013-09-23 | 2013-09-23 | Soil conditioner and preparation method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962294A (en) * | 2015-06-10 | 2015-10-07 | 中山市巴斯德农业科技有限公司 | Soil conditioner and preparation method thereof |
| CN105087016A (en) * | 2015-09-09 | 2015-11-25 | 南宁汉和生物科技有限公司 | Soil conditioner rich in marine substances |
| CN106867541A (en) * | 2017-02-23 | 2017-06-20 | 福建省玛塔农业发展有限公司 | A kind of environment-friendly type heavy metal renovation agent and its application and slow release heavy metal remediation fertilizer |
| CN106905076A (en) * | 2017-03-14 | 2017-06-30 | 广西壮族自治区农业科学院农业资源与环境研究所 | A kind of selenium-enriched high-calcium organic fertilizer and preparation method and application |
| CN108373921A (en) * | 2018-01-03 | 2018-08-07 | 上海环垦土壤修复工程技术有限公司 | A kind of soil conditioner and the preparation method and application thereof |
| CN109852395A (en) * | 2019-03-15 | 2019-06-07 | 深圳市芭田生态工程股份有限公司 | Oyster shell powder and preparation method thereof, soil heavy metal passivant and organic fertilizer |
| CN110511098A (en) * | 2019-06-28 | 2019-11-29 | 福建省农业科学院土壤肥料研究所 | It is a kind of improve heavy metallic activation characteristic of acid red soil composite soil conditioner and application |
| CN111334308A (en) * | 2020-04-20 | 2020-06-26 | 深圳市芭田生态工程股份有限公司 | Soil heavy metal passivator, preparation method thereof and soil remediation method |
| CN111548801A (en) * | 2020-05-12 | 2020-08-18 | 集美大学 | Oyster shell soil conditioner and application method thereof in tomato planting |
| CN116769679A (en) * | 2023-08-17 | 2023-09-19 | 中国科学院烟台海岸带研究所 | Arthrobacter JY3-2 for producing acid and application thereof |
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| CN1370424A (en) * | 2002-03-12 | 2002-09-25 | 郑长寿 | Production process and use of modified oyster powder |
| CN102321484A (en) * | 2011-06-09 | 2012-01-18 | 山东省农业科学院农业资源与环境研究所 | Organic environmentally-friendly soil conditioner for improving acidified or acid soil |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1370424A (en) * | 2002-03-12 | 2002-09-25 | 郑长寿 | Production process and use of modified oyster powder |
| CN102321484A (en) * | 2011-06-09 | 2012-01-18 | 山东省农业科学院农业资源与环境研究所 | Organic environmentally-friendly soil conditioner for improving acidified or acid soil |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962294A (en) * | 2015-06-10 | 2015-10-07 | 中山市巴斯德农业科技有限公司 | Soil conditioner and preparation method thereof |
| CN105087016A (en) * | 2015-09-09 | 2015-11-25 | 南宁汉和生物科技有限公司 | Soil conditioner rich in marine substances |
| CN105087016B (en) * | 2015-09-09 | 2018-08-07 | 南宁汉和生物科技股份有限公司 | Soil conditioner rich in ocean substance |
| CN106867541A (en) * | 2017-02-23 | 2017-06-20 | 福建省玛塔农业发展有限公司 | A kind of environment-friendly type heavy metal renovation agent and its application and slow release heavy metal remediation fertilizer |
| CN106905076A (en) * | 2017-03-14 | 2017-06-30 | 广西壮族自治区农业科学院农业资源与环境研究所 | A kind of selenium-enriched high-calcium organic fertilizer and preparation method and application |
| CN108373921A (en) * | 2018-01-03 | 2018-08-07 | 上海环垦土壤修复工程技术有限公司 | A kind of soil conditioner and the preparation method and application thereof |
| CN109852395A (en) * | 2019-03-15 | 2019-06-07 | 深圳市芭田生态工程股份有限公司 | Oyster shell powder and preparation method thereof, soil heavy metal passivant and organic fertilizer |
| CN110511098A (en) * | 2019-06-28 | 2019-11-29 | 福建省农业科学院土壤肥料研究所 | It is a kind of improve heavy metallic activation characteristic of acid red soil composite soil conditioner and application |
| CN111334308A (en) * | 2020-04-20 | 2020-06-26 | 深圳市芭田生态工程股份有限公司 | Soil heavy metal passivator, preparation method thereof and soil remediation method |
| CN111548801A (en) * | 2020-05-12 | 2020-08-18 | 集美大学 | Oyster shell soil conditioner and application method thereof in tomato planting |
| CN116769679A (en) * | 2023-08-17 | 2023-09-19 | 中国科学院烟台海岸带研究所 | Arthrobacter JY3-2 for producing acid and application thereof |
| CN116769679B (en) * | 2023-08-17 | 2023-11-10 | 中国科学院烟台海岸带研究所 | Arthrobacter JY3-2 for producing acid and application thereof |
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Application publication date: 20131218 |