CN105198667A - Preparation method of saline-alkali soil conditioner containing biochemical humic acid - Google Patents

Preparation method of saline-alkali soil conditioner containing biochemical humic acid Download PDF

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Publication number
CN105198667A
CN105198667A CN201510506320.9A CN201510506320A CN105198667A CN 105198667 A CN105198667 A CN 105198667A CN 201510506320 A CN201510506320 A CN 201510506320A CN 105198667 A CN105198667 A CN 105198667A
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soil
saline
humic acid
fermentation
furfural dregs
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CN201510506320.9A
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张院萍
崔刚
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KOCEL BIOLOGICAL CHEMICAL CO Ltd
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KOCEL BIOLOGICAL CHEMICAL CO Ltd
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Abstract

The invention relates to a preparation method of soil conditioners, in particular to a preparation method of a saline-alkali soil conditioner containing biochemical humic acid. The preparation method is characterized in that a crasher is used for crashing and sieving decomposed furfural residues, decomposed sheep manure and stove ash, the particle size is smaller than 8 meshes, and by weight, 50-70% of decomposed furfural residues, 20-30% of decomposed sheep manure and 10-20% of stove ash are measured, weighed, sufficiently stirred and mixed, then bagged and packaged. The pH value and salt content of saline-alkali soil are remarkably reduced, soil organic matter is increased, soil fertility is improved, the soil structure is improved, the usage amount of fertilizer is reduced, nutrient substances with comprehensive nutrients are provided, the preparation method is environmentally friendly, avoids environmental pollution and improves the ecological environment, the preparation technology is simple, and the raw material source is rich.

Description

A kind of preparation method of the saline-alkali land soil conditioner containing biochemical humic acid
Technical field
The present invention relates to a kind of preparation method of soil improvement agent, especially relate to a kind of preparation method of the saline-alkali land soil conditioner containing biochemical humic acid.
Background technology
Saline-alkali soil is the class soil that salinization or alkalization are formed, and comprises solonchak, alkaline earth and various salinized soil.In arid and semi-arid lands, salinity contained in underearth and underground water, due to evaporation from land effect, along with soil capillarity makes the waterborne of contained salinity be raised to surface layer, after moisture evaporation, makes salinity stay upper soll layer, builds up and form saltings.How dry saltings surface soil is, and in white, even form salt incrustation, be full of cracks of hardening, salinity is high, and corrodibility is strong, can destroy plant cell tissue, hinders plant-growth, and high salinity degree soil even can directly make root system of plant rot to cause plant dead.
Saltings can be divided into light saltings, moderate saline-alkali soil and heavy saline.What light saltings referred to it emerges very likely, and saltiness is below 3/1000ths; Heavy saline refers to that its saltiness is more than 6/1000ths, and seedling rate is lower than 50%, and moisture in soil pH value, more than 8.5, causes soil compaction, has restraining effect to the root system of crop, crop is not grown or grows unhealthy; Moderate saline-alkali soil is then between therebetween.Salting of soil is destroyed larger to soil physico-chemical property, and pole is unfavorable for the growth of many crops, easily causes crop to be short of seedling or death, thus hinders the development of rural economy.Saltings due to saltiness many, organic quality is few, and potential of hydrogen is high, makes agron suffer leaching loss, Soil structure is damaged, glutinous when showing as wet, hard time dry, soil table normal adularescent salinity accumulation, ventilation, permeable bad, serious meeting causes plant wilt, a poisoning and rotten death.In addition, surface soil alkalinity is too large, has influence on the validity of the nutritive elements such as the phosphorus in soil, iron, manganese, boron, zinc, easily causes the shortage of the trace elements such as a large amount of nitrogen, phosphorus, potassium principal element and iron, calcium, boron.
At present following three kinds are mainly contained to the ameliorative measure in saltings: (1) physical method improvement saltings.Physically improved is exactly adopt the method for some physics to carry out saline-alkali soil, as adopted irrigation and drainage system, rinsing the methods such as desalination, Song Geng, pressure sand, reaching the object of modified utilization.Wherein, being the Main Means of external Saline-alkali Field Control, the i.e. irrigation and drainage system of Erecting and improving based on the engineering measure of drip washing salt discharge, improving the soil in conjunction with ploughing deeply, soil removal and replacement, drip washing, the measure such as alluvial reach the target reducing arable layer saliferous.Although engineering measure application is comparatively extensive, there is the series of problems such as the amount of labour used is large, input cost is high, limited or limited water resources of holding time is nervous, and fundamentally can not reduce soil salt, must carry out in conjunction with other measures.(2) chemical process improvement saltings.Chemical modifying refers to uses the process that chemical improvement agent improves acid soil and alkaline soil (alkaline earth) physico-chemical property.Conventional chemical improvement agent has lime, gypsum, phosphogypsum, calcium chloride, ferrous sulfate, sulphur, sulfuric acid etc.Use the potential of hydrogen that chemical improvement agent can reduce soil, increase the cationic-charge transducing power of soil, reduce the saltiness of soil, strengthen the activity of Soil Microorganism and enzyme, promote plant root growth.Chemical modifying in conjunction with the measure such as water conservancy, agricultural, just must can obtain better effect.(3) biological method improvement saltings.Biological amelioration, namely increases the soil organism to increase soil fertility or to build protection forest etc. with various biological approach green manuring, shepherd.Above saline and alkali land improvement method, substantial contribution must be had to drop into and ensure, and premised on broad irrigation, this is very effective in the area that water resources is abundant.At present, water resources day is becoming tight, the Northwest that especially saltings is very wide, promotes very difficult.
Also there is no solution to the problems described above at present.
Summary of the invention
The object of the invention is the defect overcoming prior art, a kind of pH value and salinity of obvious reduction salt affected soil are provided, promote the soil organism, strengthen soil fertility, improvement Soil structure, reduce the usage quantity of fertilizer, provide the comprehensive nutritive substance of nutrient, environment-friendly and green, solve environmental pollution, improve ecotope, preparation technology is simple, the preparation method of a kind of saline-alkali land soil conditioner containing biochemical humic acid of abundant raw material source.
The present invention realizes in the following way:
A kind of preparation method of the saline-alkali land soil conditioner containing biochemical humic acid, it is characterized in that: the method is for first crushing and screening with will become thoroughly decomposed furfural dregs, decay sheep excrement and ashes of pulverizer, make its granularity < 8 order, metering takes the furfural dregs 50% ~ 70% that becomes thoroughly decomposed, decay sheep excrement 20% ~ 30%, ashes 10% ~ 20%, be more fully uniformly mixed rear pack package, above-mentioned content is weight percentage;
The described furfural dregs that becomes thoroughly decomposed is that raw furfural dregs mixes with the urea of certain mass, namely urea accounts for furfural dregs massfraction is 2.0% ~ 3.0%, through aerobic fermentation, fermentation materials moisture controlled is 50% ~ 60%, leavening temperature rises to 50 DEG C ~ 65 DEG C, turning in every three days once, until fermentation materials temperature drops to less than 30 DEG C;
Described decay sheep excrement is the indoor fermentation canopy be placed in by raw sheep excrement with sunlight board, mix and join EM fermentation base, the mark that its quality accounts for total sheep excrement quality is 0.1 ‰-0.2 ‰, water content control is at 50%-75%, raft fermentation maturity, or use plastics film sealing and fermenting, fermentation time, about 15 days, re-uses after its airing after fermentation maturity;
Described ashes are the lime-ash produced after boiler combustion furfural dregs, and its main component is the basic oxide such as potassium oxide, ferric oxide and aluminum oxide, and pH is 8-9;
The furfural dregs of described life is the dark brown solid waste of discharging after producing furfural with corn cob.
The present invention has following effect:
1) pH value and the salinity of salt affected soil is obviously reduced, promote the soil organism: because the main raw material in soil improvement agent provided by the invention is the furfural dregs that becomes thoroughly decomposed, it is aobvious acid, the pH value of alkaline soil can be reduced to less than 8.5, be rich in the materials such as organic and fiber-like in furfural dregs simultaneously, the salinity in soil can be reduced, increase the organic content in soil, thus reach the effect in improvement saltings.
2) soil fertility is strengthened, improvement Soil structure: containing biochemical humic acid in soil improvement agent provided by the invention, humic acids can reduce soil to solubility phosphorus fixation, improve phosphate fertilizer utilization efficiency, impel the activation of soil trace element, trace element such as Fe, Al, Cu, Mg, the Zn etc. that can exist with some difficulty soluble salt forms form complex compound simultaneously, water-soluble absorbed by crops.Humic acids can promote that soil aggregate is formed, and reduces the soil weight, enlarged hole porosity, the potential of hydrogen of soil can also be regulated simultaneously to reach and administer saline and alkaline effect.
3) usage quantity of fertilizer is reduced, provide the comprehensive nutritive substance of nutrient: containing the abundant nutrient such as organic matter, N P and K in soil improvement agent provided by the invention, not only can improve saltings, can increase soil fertility simultaneously, reduce Fertilizer application amount.
4) environment-friendly and green, solves environmental pollution, improves ecotope: used in soil improvement agent provided by the invention is furfural dregs, ashes.Achieve waste solid resources circulation recycling, thus decrease its pollution to environment, improve saltings again, improve ecotope, production cost is low, economic worth is obvious simultaneously.
5) preparation technology is simple, abundant raw material source: soil improvement agent provided by the invention packs after mixing according to a certain percentage after first being pulverized by various raw material, and preparation technology is very simple, non-pollution discharge in the course of processing, environmental friendliness.Main raw material is furfural dregs, be the waste residue of discharging after utilizing corn cob to produce furfural, and furfural dregs is for the lime-ash after boiler combustion, abundant raw material source.
6) the time length that can open up wasteland according to saline-alkali wasteland containing biochemical humic acid and the alkaline land modifying agent of comprehensive nutrition provided by the invention and total soil phosphorus height and use different amount, the amount of application on newly broken and heavy salinized ground is 1500 ~ 2000kg/ mu, open up wasteland the wasteland of 2 ~ 3 years and the amount of application of moderate saline-alkali soil is 800 ~ 100kg/ mu, open up wasteland the wasteland of more than 5 years and the amount of application of slight alkaline land is 300 ~ 500kg/ mu, the method used is for spreading fertilizer over the fields, and the time of using is for after autumn or combine before sowing in spring and plough and carry out wholely.
Subordinate list is that alkaline land modifying agent provided by the invention is to the soil indices detected value before and after the improvement of gulf, Qingtongxia City Kingsoft, Ningxia Hui Autonomous Region Saline-alkali Land.
From table, data can learn there is obvious effect by alkaline land modifying agent provided by the invention to alkaline land improving.
Embodiment
Embodiment one: a kind of preparation method of the saline-alkali land soil conditioner containing biochemical humic acid, the method is:
First with pulverizer, the described furfural dregs that becomes thoroughly decomposed, decay sheep excrement and ashes are crushed and screened, make its granularity < 8 order, metering takes the furfural dregs 50% that becomes thoroughly decomposed, decay sheep excrement 30%, ashes 20%, be more fully uniformly mixed rear pack package.Of the present inventionly containing biochemical humic acid and the key technical indexes of the saline-alkali land soil conditioner of comprehensive nutrition be: organic content 43.2%, biochemical humic acid content is 11.6%, pH6.5, nitrogen content 0.55%, phosphorus content 0.35%, potassium content 3.96%, moisture content 24.5%.
Embodiment two: a kind of preparation method of the saline-alkali land soil conditioner containing biochemical humic acid, the method is:
First with pulverizer, the described furfural dregs that becomes thoroughly decomposed, decay sheep excrement and ashes are crushed and screened, make its granularity < 8 order, metering takes the furfural dregs 60% that becomes thoroughly decomposed, decay sheep excrement 30%, ashes 10%, be more fully uniformly mixed rear pack package.Of the present inventionly containing biochemical humic acid and the key technical indexes of the saline-alkali land soil conditioner of comprehensive nutrition be: organic content 45.8%, biochemical humic acid content is 14.5%, pH5.5, nitrogen content 0.65%, phosphorus content 0.69%, potassium content 3.65%, moisture content 25.3%.
Embodiment three: a kind of preparation method of the saline-alkali land soil conditioner containing biochemical humic acid, the method is:
First the described furfural dregs that becomes thoroughly decomposed, decay sheep excrement and ashes are crushed and screened with pulverizer, make its granularity < 8 order, metering takes the furfural 70% that becomes thoroughly decomposed, decay sheep excrement 20%, ashes 10%, is more fully uniformly mixed rear pack package.Of the present inventionly containing biochemical humic acid and the key technical indexes of the saline-alkali land soil conditioner of comprehensive nutrition be: organic content 48.6%, biochemical humic acid content is 18.5%, pH5.8, nitrogen content 0.83%, phosphorus content 0.52%, potassium content 3.61%, moisture content 26.5%.
Embodiment four: a kind of preparation method of the saline-alkali land soil conditioner containing biochemical humic acid, the method is:
First the described furfural dregs that becomes thoroughly decomposed, decay sheep excrement and ashes are crushed and screened with pulverizer, make its granularity < 8 order, metering takes the furfural 60% that becomes thoroughly decomposed, decay sheep excrement 25%, ashes 15%, is more fully uniformly mixed rear pack package.Of the present inventionly containing biochemical humic acid and the key technical indexes of the saline-alkali land soil conditioner of comprehensive nutrition be: organic content 46.2%, biochemical humic acid content is 16.3%, pH6.0, nitrogen content 0.72%, phosphorus content 0.63%, potassium content 3.88%, moisture content 24.8%.
Described furfural dregs is the dark brown solid waste of discharging after producing furfural with corn cob, the furfural dregs that becomes thoroughly decomposed is that raw furfural dregs mixes with the urea of certain mass, namely urea accounts for furfural dregs massfraction is 2.0% ~ 3.0%, through aerobic fermentation, fermentation materials moisture controlled is 50% ~ 60%, leavening temperature rises to 50 DEG C ~ 65 DEG C, turning in every three days once, until fermentation materials temperature drops to less than 30 DEG C.Become thoroughly decomposed organic content >=60% of furfural dregs, N-P-K content >=2.0%, humic acids content >=30%, moisture < 40%, granularity < 8 order.
Described decay sheep excrement is a kind of common farm manure, it is the indoor fermentation canopy raw sheep excrement is placed in sunlight board, mix and join EM fermentation base, the mark that its quality accounts for total sheep excrement quality is 0.1 ‰-0.2 ‰, water content control is at 50%-75%, and raft fermentation maturity, can use plastics film sealing and fermenting, fermentation time, about 15 days, re-uses after its airing after fermentation maturity.
Described ashes are the lime-ash produced after boiler combustion furfural dregs, and its main component is the basic oxide such as potassium oxide, ferric oxide and aluminum oxide, and pH is 8-9.

Claims (5)

1. the preparation method containing the saline-alkali land soil conditioner of biochemical humic acid, it is characterized in that: the method is for first crushing and screening with will become thoroughly decomposed furfural dregs, decay sheep excrement and ashes of pulverizer, make its granularity < 8 order, metering takes the furfural dregs 50% ~ 70% that becomes thoroughly decomposed, decay sheep excrement 20% ~ 30%, ashes 10% ~ 20%, be more fully uniformly mixed rear pack package, above-mentioned content is weight percentage.
2. the preparation method of a kind of saline-alkali land soil conditioner containing biochemical humic acid as claimed in claim 1, it is characterized in that: described in the furfural dregs that becomes thoroughly decomposed be that raw furfural dregs mixes with the urea of certain mass, namely urea accounts for furfural dregs massfraction is 2.0% ~ 3.0%, through aerobic fermentation, fermentation materials moisture controlled is 50% ~ 60%, leavening temperature rises to 50 DEG C ~ 65 DEG C, turning in every three days once, until fermentation materials temperature drops to less than 30 DEG C.
3. the preparation method of a kind of saline-alkali land soil conditioner containing biochemical humic acid as claimed in claim 1, it is characterized in that: described decay sheep excrement is the indoor fermentation canopy be placed in by raw sheep excrement with sunlight board, mix and join EM fermentation base, the mark that its quality accounts for total sheep excrement quality is 0.1 ‰-0.2 ‰, water content control at 50%-75%, raft fermentation maturity, or use plastics film sealing and fermenting, fermentation time, about 15 days, re-uses after its airing after fermentation maturity.
4. the preparation method of a kind of saline-alkali land soil conditioner containing biochemical humic acid as claimed in claim 1, it is characterized in that: described ashes are the lime-ash produced after boiler combustion furfural dregs, its main component is the basic oxide such as potassium oxide, ferric oxide and aluminum oxide, and pH is 8-9.
5. the preparation method of a kind of saline-alkali land soil conditioner containing biochemical humic acid as claimed in claim 2, is characterized in that: the furfural dregs of described life is the dark brown solid waste of discharging after producing furfural with corn cob.
CN201510506320.9A 2015-08-18 2015-08-18 Preparation method of saline-alkali soil conditioner containing biochemical humic acid Pending CN105198667A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106187595A (en) * 2016-07-12 2016-12-07 山东胜伟园林科技有限公司 The formula that a kind of alkaline land improving based on desulfurated plaster is fertile
CN107384424A (en) * 2017-08-07 2017-11-24 韦孺聪 A kind of alkaline soil improver
CN107852882A (en) * 2017-10-10 2018-03-30 吴迪 A kind of high-effective saline-alkali land soil method
CN111621303A (en) * 2020-07-02 2020-09-04 山东泉嘉福生物科技有限公司 Saline-alkali soil conditioner and preparation method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5142030B1 (en) * 1969-09-22 1976-11-13
CN101157587A (en) * 2007-09-21 2008-04-09 天津市北方绿业生态科技有限公司 Alkali soil modification fertility intensifying amendment and preparation method thereof
CN101659869A (en) * 2009-09-16 2010-03-03 黑龙江省农科院农村能源研究所 Special organic compound modifier used in carbonate-type paddy fields and preparation method thereof
CN102051181A (en) * 2009-11-04 2011-05-11 甘肃省农业科学院土壤肥料与节水农业研究所 Nutritional type saline-alkali soil modifier
CN102807870A (en) * 2012-07-26 2012-12-05 宁夏共享集团有限责任公司 Method for preparing soil conditioner of saline-alkaline soil
CN104761416A (en) * 2015-05-05 2015-07-08 五原县润泽生物科技有限责任公司 Biochemical conditioner capable of improving saline-alkali soil and preparation method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5142030B1 (en) * 1969-09-22 1976-11-13
CN101157587A (en) * 2007-09-21 2008-04-09 天津市北方绿业生态科技有限公司 Alkali soil modification fertility intensifying amendment and preparation method thereof
CN101659869A (en) * 2009-09-16 2010-03-03 黑龙江省农科院农村能源研究所 Special organic compound modifier used in carbonate-type paddy fields and preparation method thereof
CN102051181A (en) * 2009-11-04 2011-05-11 甘肃省农业科学院土壤肥料与节水农业研究所 Nutritional type saline-alkali soil modifier
CN102807870A (en) * 2012-07-26 2012-12-05 宁夏共享集团有限责任公司 Method for preparing soil conditioner of saline-alkaline soil
CN104761416A (en) * 2015-05-05 2015-07-08 五原县润泽生物科技有限责任公司 Biochemical conditioner capable of improving saline-alkali soil and preparation method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106187595A (en) * 2016-07-12 2016-12-07 山东胜伟园林科技有限公司 The formula that a kind of alkaline land improving based on desulfurated plaster is fertile
CN107384424A (en) * 2017-08-07 2017-11-24 韦孺聪 A kind of alkaline soil improver
CN107852882A (en) * 2017-10-10 2018-03-30 吴迪 A kind of high-effective saline-alkali land soil method
CN111621303A (en) * 2020-07-02 2020-09-04 山东泉嘉福生物科技有限公司 Saline-alkali soil conditioner and preparation method thereof

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