CN101831305B - Soda type saline-alkali soil modifier and preparation method thereof - Google Patents
Soda type saline-alkali soil modifier and preparation method thereof Download PDFInfo
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- CN101831305B CN101831305B CN2010101590012A CN201010159001A CN101831305B CN 101831305 B CN101831305 B CN 101831305B CN 2010101590012 A CN2010101590012 A CN 2010101590012A CN 201010159001 A CN201010159001 A CN 201010159001A CN 101831305 B CN101831305 B CN 101831305B
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Abstract
The invention relates to a soda type saline-alkali soil modifier and a preparation method thereof. The soda type salt affected soil modifier comprises the following components in percentage by mass: inorganic acid 10-50, furfural residue 20-40, rice hull powder 10-40, fertilizer 5-10, water-retaining agent 0.1-5.0 and organic complexing agent 0.1-2.5. The furfural residue, the rice hull powder, the water-retaining agent, the fertilizer and the organic complexing agent are mixed, the inorganic acid is sprayed onto the mixture, and the mixture and the inorganic acid are mixed uniformly to obtain the soda type saline-alkali soil modifier which is suitable for modifying saline-alkali soil of which the PH value is between 8.0 and 10.5. When the modifier is used in severe saline-alkali soil, the average unit yield of corns is 3,651 kilograms per hectare which is increased by 69.3 percent; when the modifier is used in medium saline-alkali soil, the average unit yield of corns is 4,450 to 4.530 kilograms per hectare, which is increased by 57.0 to 62.8 percent; and when the modifier is used in slight saline-alkali soil, the average unit yield of corns is 5,268 kilograms per hectare which is increased by 40.3 percent.
Description
Technical field
The present invention relates to a kind of soda type saline-alkali soil modifier and preparation method thereof.
Background technology
China's salt affected soil area is bigger, has had a strong impact on the development of China's eagroforestry.Chinese patent 200910117235.8 has been announced a kind of saline-alkali soil conditioner, mixes with certain proportion with furfural dregs, weathered coal, straw powder and fertilizer.Improved effect for soil alkaline serious (PH=10) is general.Chinese patent 200510064463.5 has been announced a kind of soil improvement agent, and it is main raw material with the zeolite, after acidifying oxygenation calcining, improve, but cost is higher, and effect is general.It is the modifying agent of main raw material with the power plant desulfurization gypsum that Chinese patent 200810017565.5 has been announced a kind of, but discarded gypsum source is limited, and cost is higher.
Therefore provide a kind of raw material sources soda type saline-alkali soil modifier extensive, cheap and excellent property to press for.
Summary of the invention
In order to solve the shortcoming that above-mentioned modifying agent exists, the invention provides a kind of soda type saline-alkali soil modifier and preparation method thereof.
Soda type saline-alkali soil modifier of the present invention is that a kind of performance is good, cheap, improvement alkaline land soil outstanding effect saline-alkali soil conditioner.
The composition of soda type saline-alkali soil modifier provided by the invention and quality proportioning as
(1) mineral acid 10-50%, preferred 15-40%;
(2) furfural dregs 20-40%, preferred 30-35%;
(2) powdered rice hulls 10-40%, preferred 20-35%;
(4) fertilizer 5%-10%, preferred 6-8%;
(5) water-holding agent 0.1%-5.0%, preferred 2-4%;
(6) organic complexing agent 0.1-2.5%; Preferred 1-2%
Described mineral acid is that sulfuric acid, nitric acid or phosphoric acid are wherein a kind of, and mass percent concentration is 10-20%;
The particle diameter 0.5-2mm of described furfural dregs, water ratio are 5-10%;
The particle diameter of described powdered rice hulls is 0.5-2mm;
Described fertilizer is to be that 40% urea, mass percent are 35% monoammonium phosphate by mass percent, and mass percent is the mixing formed of 25% Repone K bio-bacterial manure fertile or that obtained through biological fermentation by fowl and animal excrement.
Described water-holding agent is humic acids-starch graft acrylic acid multipolymer.
Described organic complexing agent is wherein a kind of of glucono-, tartrate or Hydrocerol A.
The preparing method's of soda type saline-alkali soil modifier provided by the invention step and condition are following:
After by proportioning described furfural dregs, powdered rice hulls, water-holding agent, fertilizer and organic complexing agent being mixed, to wherein spraying mineral acid and mixing, obtain soda type saline-alkali soil modifier again.
The soda type saline-alkali soil modifier that the preparation method of soda type saline-alkali soil modifier provided by the invention obtains is applicable to the improvement of alkaline soil between the pH value 8.0 to 10.5.
The method of use of the soda type saline-alkali soil modifier that preparation method provided by the invention obtains is following:
The soda type saline-alkali soil modifier usage quantity: slight saltings is 0.5 ton/mu; The moderate saltings is 1.0 tons/mu; Be 1.8 tons/mu heavy salinizedly;
In the farmland of salt affected soil,, make it be mixed even with soil as far as possible the soda type saline-alkali soil modifier uniform broadcasting 10-20 centimetre of soil deep ploughing; Then, cultivate by normal step and condition.
Beneficial effect: 1. the soda type saline-alkali soil modifying agent that makes of the present invention is applicable to slight between the pH value 8.0 to 10.5, moderate, the improvement on heavy salinized ground.
2. the soda type saline-alkali soil modifying agent of the present invention's preparation can effectively reduce soil alkalinity, improves the soil physical chemistry structure, improves retention capacity of soil; Effectively reduce the exchangeable sodium ion in the soil, exchangeable sodium ion saturation ratio (EPS) drops to about 5% by 20% in experiment soil; Can reduce soil salt, increase the multiple efficacies of organic and nutrition, improved effect is remarkable.
3. preparation method of the present invention is simple.
4. preparation method of the present invention, mostly used main raw material is industry, agricultural wastes, wide material sources are cheap.
Through test, behind the soda saline-alkali soil modifying agent that use the present invention makes, the pH value of soil is dropped to about 7 by 8-10, and the soluble salt content of soil is dropped to below 0.3% by 0.56-0.98%, is fit to the growth of seeding corn and other crops.
For heavy salinized ground; The heavy salinized ground of the PH=10.5 of Baicheng City Tongyu County in Jilin Province; Do not use 2136 kilograms/hectare of the average per unit area yields of soda saline-alkali soil modifying agent corn contrastively; 3615 kilograms/hectare of the average per unit area yields in saltings after use soda saline-alkali soil modifying agent is handled, stimulation ratio is 69.3%.
For the moderate saltings; Siping City Shuangliao county clothes have carried out the corn planting test in a PH=9.3 moderate saltings in town earlier in Jilin Province; Not using the average per unit area yield of soda saline-alkali soil modifying agent corn contrastively is 2835 kilograms/hectare, and using the average per unit area yield in saltings after the soda saline-alkali soil modifying agent is handled is 4450 kilograms/hectare; Stimulation ratio is 57.0%.
Siping City Shuangliao county clothes have carried out the corn planting test in another piece PH=9.3 moderate saltings in town earlier in Jilin Province; Do not use 2782 kilograms/mu of the average per unit area yields of soda saline-alkali soil modifying agent corn contrastively, 4530 kilograms/hectare of the average per unit area yields in the moderate saltings after use soda saline-alkali soil modifying agent is handled; Stimulation ratio is 62.8%.
For slight saltings; The corn planting test has been carried out in 10 hectares of slight saltingss of PH=8.1 in Nongan County Ba Ji base township in the Changchun, Jilin Province; Not using the average per unit area yield of soda saline-alkali soil modifying agent corn contrastively is 3755 kilograms/hectare, and using the average per unit area yield in saltings after the soda saline-alkali soil modifying agent is handled is 5268 kilograms/hectare; Stimulation ratio is 40.3%.
Embodiment
It is 30% sulfuric acid, 30% furfural dregs, 29% powdered rice hulls, 6% fertilizer, 2.5% water-holding agent and 2.5% organic complexing agent glucono-that embodiment 1 gets mass percent respectively by proportioning, mixes, and obtains soda type saline-alkali soil modifier; Described sulfuric acid mass percent concentration 20%; The particle diameter of described furfural dregs is 0.5-2mm, and water ratio is 10%; The particle diameter of described powdered rice hulls is 0.5-2mm; Described fertilizer is 40% urea, 35% monoammonium phosphate, and the mixing that 25% Repone K is formed is fertile; Described water-holding agent is humic acids-starch graft acrylic acid multipolymer.
With the soda saline-alkali soil modifying agent that embodiment 1 makes, the corn planting test has been carried out in the heavy saltings of 10 of the Baicheng City Tongyu County hectares of PH=10.5 in Jilin Province, and soda saline-alkali soil modifying agent usage quantity is 1.8 tons/mu; Application mode is: the modifying agent uniform broadcasting in the farmland, is deep ploughed soil 10-20 centimetre then.
After using the soda saline-alkali soil modifying agent, the pH value of soil drops to 7.3 by 10.5, and soil EPS drops to 5.5% by 20.5%;
Do not use 2136 kilograms/hectare of the average per unit area yields of soda saline-alkali soil modifying agent corn contrastively, 3615 kilograms/hectare of the average per unit area yields in saltings after use soda saline-alkali soil modifying agent is handled; Stimulation ratio is 69.3%, and input-output ratio is 1: 1.2.
It is 20.5% sulfuric acid that embodiment 2 gets mass percent respectively by proportioning, 35% furfural dregs, and 35% powdered rice hulls, 6% fertilizer, 2.0% water-holding agent, 1.5% organic complexing agent tartrate mixes, and obtains soda type saline-alkali soil modifier; Described sulfuric acid mass percent concentration is 20%; Described furfural dregs particle diameter is 0.5-2mm, and water ratio is 6%; The particle diameter of described powdered rice hulls is 0.5-2mm; Described water-holding agent is humic acids-starch graft acrylic acid multipolymer (2); Described fertilizer is that the mixing formed of the Repone K of 40% urea, 35% monoammonium phosphate and 25% is fertile by mass percent.
With the soda type saline-alkali soil modifying agent that makes, Siping City Shuangliao county clothes have carried out the corn planting test in 10 hectares of PH=9.3 moderate saltingss in town earlier in Jilin Province, and soda type saline-alkali soil modifying agent usage quantity is 1.0 tons/mu; Application mode is: the uniform broadcasting of soda type saline-alkali soil modifying agent in the farmland, is deep ploughed soil 10-20 centimetre then.
After using the soda type saline-alkali soil modifying agent, the pH value of soil drops to 6.8 by 9.2, and soil EPS drops to 5% by 20%;
Do not use the soda type saline-alkali soil modifying agent contrastively; The average per unit area yield of corn was 2835 kilograms/hectare before handled in the moderate saltings, after use soda type saline-alkali soil modifying agent is handled, and 4450 kilograms/hectare of the average per unit area yields in moderate saltings; Stimulation ratio is 57.0%, and input-output ratio is 1: 1.72.
It is 30% phosphoric acid, 27% furfural dregs, 30% powdered rice hulls, 8% fertilizer, 3% water-holding agent and 2% organic complexing agent glucono-that embodiment 3 gets mass percent respectively by proportioning, mixes, and obtains soda type saline-alkali soil modifier; Described phosphoric acid quality percentage concentration is 20%; The particle diameter of described furfural dregs is 0.5-2mm, and water ratio is 5%; The particle diameter of described powdered rice hulls is 0.5-2mm; Described water-holding agent is humic acids-starch graft acrylic acid multipolymer; Described fertilizer is to be that 40% urea, mass percent are 35% monoammonium phosphate by mass percent, and mass percent is that the mixing formed of 25% Repone K is fertile.
With the soda type saline-alkali soil modifying agent that makes, the corn planting test has been carried out in 10 hectares of slight saltingss of PH=8.1 in Nongan County Ba Ji base township in the Changchun, Jilin Province, and soda type saline-alkali soil modifying agent usage quantity is 0.5 ton/mu; Application mode is: the uniform broadcasting of soda type saline-alkali soil modifying agent in the farmland, is deep ploughed soil 10-20 centimetre then.
After using the soda type saline-alkali soil modifying agent, the pH value of soil drops to 6.9 by 8.1, and soil EPS drops to 5.1% by 10.3%;
Do not use the soda type saline-alkali soil modifying agent contrastively, the average per unit area yield of corn was 3755 kilograms/hectare before handled in slight saltings, behind the use soda type saline-alkali soil modifying agent, and 5268 kilograms/hectare of average per unit area yields; Stimulation ratio is 40.3%.Input-output ratio is 1: 2.23.
Embodiment 4, to get mass percent respectively by proportioning be 25% nitric acid, 30% furfural dregs, and 35% powdered rice hulls, 6% fertilizer, 3% water-holding agent, 1% tartrate agent mixes and obtains soda type saline-alkali soil modifier; Described nitric acid mass percent concentration is 15%; The particle diameter of described furfural dregs is 0.5-2mm, and water ratio is 8%; The particle diameter of described powdered rice hulls is 0.5-2mm; Described water-holding agent is humic acids-starch graft acrylic acid multipolymer; Described fertilizer is bio-bacterial manure.
With the soda type saline-alkali soil modifying agent that makes, Siping City Shuangliao county clothes have carried out the corn planting test in 10 hectares of PH=9.3 moderate saltingss in town earlier in Jilin Province, and soda type saline-alkali soil modifying agent usage quantity is 1.0 tons/mu; Application mode is: the uniform broadcasting of soda type saline-alkali soil modifying agent in the farmland, is deep ploughed soil 10-20 centimetre then.
After using the soda type saline-alkali soil modifying agent, the pH value of soil drops to 6.8 by 9.2, and soil EPS drops to 5.2% by 20.2%;
Do not use the soda type saline-alkali soil modifying agent contrastively, the average per unit area yield of corn was 2782 kilograms/mu before handled in the moderate saltings, behind the use soda type saline-alkali soil modifying agent, and 4530 kilograms/mu of the average per unit area yields in moderate saltings; Stimulation ratio is 62.8%.Input-output ratio is 1: 2.58.
Claims (7)
1. soda alkaline land modifying agent, it is characterized in that: its composition and mass percent proportioning are following
(1) mineral acid 10-50%;
(2) furfural dregs 20-40%;
(3) powdered rice hulls 10-40%;
(4) fertilizer 5%-10%;
(5) water-holding agent 0.1%-5.0%;
(6) organic complexing agent 0.1-2.5%;
Described mineral acid is wherein a kind of of sulfuric acid, nitric acid or phosphoric acid, and mass percent concentration is 10-20%;
The particle diameter 0.5-2mm of described furfural dregs, water ratio are 5-10%;
The particle diameter of described powdered rice hulls is 0.5-2mm;
Described fertilizer is to be that 40% urea, mass percent are 35% monoammonium phosphate by mass percent, and mass percent is the composite fertilizer that forms of 25% Repone K or the bio-bacterial manure that is obtained through biological fermentation by fowl and animal excrement;
Described water-holding agent is humic acids-starch graft acrylic acid multipolymer; Described organic complexing agent is glucono-, tartrate or Hydrocerol A.
2. a kind of soda alkaline land modifying agent as claimed in claim 1 is characterized in that, the mass percent of described (1) mineral acid is 15-40%.
3. a kind of soda alkaline land modifying agent as claimed in claim 1 is characterized in that, it is characterized in that, the mass percent of described (2) furfural dregs is 30-35%.
4. a kind of soda alkaline land modifying agent as claimed in claim 1 is characterized in that, described (3) powdered rice hulls mass percent is 20-35%.
5. a kind of soda alkaline land modifying agent as claimed in claim 1 is characterized in that, described (4) fertilizer quality per-cent is 6-8%.
6. a kind of soda alkaline land modifying agent as claimed in claim 1 is characterized in that, the mass percent of described (5) water-holding agent is 2-4%.
7. a kind of soda alkaline land modifying agent as claimed in claim 1 is characterized in that, the mass percent of described (6) organic complexing agent is 1-2%.
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| CN2010101590012A CN101831305B (en) | 2010-04-29 | 2010-04-29 | Soda type saline-alkali soil modifier and preparation method thereof |
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| CN102352257A (en) * | 2011-08-11 | 2012-02-15 | 张华武 | Method for producing saline-alkali soil improving agent by utilizing dewatered sludge of domestic sewage plant |
| CN102925163B (en) * | 2012-12-03 | 2014-10-22 | 山东省农业科学院农业资源与环境研究所 | Saline-alkali soil conditioner for improving acid-base buffer ability of soil and preparation method thereof |
| CN102936173A (en) * | 2012-12-06 | 2013-02-20 | 甘肃省敦煌种业股份有限公司玉门市种子公司 | Seed production cornfield continuous cropping obstacle conditioner |
| CN104725108A (en) * | 2014-09-29 | 2015-06-24 | 天津三益生物治碱工程有限公司 | Formula of organic fertilizer for improving hardening of saline-alkali soil and grainy production |
| CN104355943B (en) * | 2014-11-12 | 2017-10-31 | 山西省农业科学院农业环境与资源研究所 | Desulfurized gesso of flue gas is modified alkaline land improving special fertilizer of preparation and preparation method thereof |
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| CN106047352A (en) * | 2016-05-31 | 2016-10-26 | 山东胜伟园林科技有限公司 | Method for performing natural soil greening on slight alkaline land by using soil conditioner containing water-retaining agent |
| CN106190139A (en) * | 2016-06-30 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of anti-salt alkali composition containing Semen Litchi and preparation method thereof |
| CN106386047A (en) * | 2016-08-29 | 2017-02-15 | 山东胜伟园林科技有限公司 | Method for planting corn in saline-alkali land in Hetao irrigation area |
| CN107162821A (en) * | 2017-07-19 | 2017-09-15 | 合肥浦邦农业科技有限公司 | A kind of saline-alkali land soil conditioner and preparation method thereof |
| CN107746354A (en) * | 2017-10-20 | 2018-03-02 | 吉林农业大学 | A kind of Soda saline and alkaline soils modifying agent GLS changes alkaline agent and preparation method thereof |
| CN108085013A (en) * | 2017-12-22 | 2018-05-29 | 山西农业大学 | A kind of soda salinization soil modifying agent |
| CN108329924A (en) * | 2018-04-03 | 2018-07-27 | 广东丰康生物科技有限公司 | The application of low-grade alkalization soil conditioner |
| CN108633673A (en) * | 2018-05-03 | 2018-10-12 | 山东胜伟旅游发展有限公司 | A method of utilizing saline and alkaline real estate soybean extract oil |
| CN110156535A (en) * | 2019-05-31 | 2019-08-23 | 上海化工研究院有限公司 | A kind of soil conditioner and preparation method thereof |
| CN110184869B (en) * | 2019-06-17 | 2021-06-29 | 中交第三公路工程局有限公司 | Improvement and construction method of laterite granule roadbed |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1081433A (en) * | 1992-07-18 | 1994-02-02 | 吴一才 | Rice seedling-growth soil regulator and production technique thereof |
| CN1368487A (en) * | 2001-02-01 | 2002-09-11 | 张显军 | Formula and process for preparing efficient biological organic (or semi-organic) fertilizer |
| CN1333042C (en) * | 2005-01-21 | 2007-08-22 | 清华大学 | Use of desulfurized waste material of coal-burning smoke and method for modifying alkali soil by same |
| CN100443563C (en) * | 2006-11-01 | 2008-12-17 | 宁夏大学 | Nutritive soil improver special for salt alkali land and its processing method |
| CN101481281B (en) * | 2009-02-03 | 2011-11-23 | 吉林省新世纪农业科技有限公司 | Comprehensive treatment agent for soda alkaline land and use method thereof |
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