CN104927872A - Amendment for alkaline-saline soil and preparation method therefor - Google Patents
Amendment for alkaline-saline soil and preparation method therefor Download PDFInfo
- Publication number
- CN104927872A CN104927872A CN201410114686.7A CN201410114686A CN104927872A CN 104927872 A CN104927872 A CN 104927872A CN 201410114686 A CN201410114686 A CN 201410114686A CN 104927872 A CN104927872 A CN 104927872A
- Authority
- CN
- China
- Prior art keywords
- fertilizer
- amendment
- tetracycline
- modifying agent
- soil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/40—Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2109/00—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE pH regulation
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses an amendment for alkaline-saline soil. The amendment contains the following raw materials: furnace slag, straw powder, an organic fertilizer, tetracycline bacterium residue, ferrous sulfate, a compounded fertilizer, KL biological bacteria and clay. A preparation method for the amendment comprises the following steps of carrying out air-drying on the straw powder, the furnace slag and the organic fertilizer, carrying out high-temperature composting fermentation on the tetracycline bacterium residue, crushing straws, the organic fertilizer, the furnace slag and the tetracycline bacterium residue firstly with a crusher, then, uniformly mixing the crushed straws, the crushed organic fertilizer, the crushed furnace slag and the crushed tetracycline bacterium residue according to a production proportioning ratio, then, loading the mixture to a paired-roller extrusion type granulator for extrusion forming with the help of the clay, enabling granules to pass through a magnetizer and then pass through a dryer, then, inoculating the KL biological bacteria to the granules, then, enabling the granules to pass through a mesh screen, bagging the granules, and encapsulating bags, thereby preparing the amendment. A use method for the amendment is simple and convenient, the product of the preparation method is used before crops are sown, the desalination effect is obvious, the influence on the seedling emergence of the crops caused by salt damage can be obviously lowered, and the rate of seedling emergence is increased. After the product of the preparation method is used, the soil can be amended, and the product can be absorbed and utilized by the crops, so that the amendment plays an obvious role in inhibiting salt and increasing yield.
Description
Technical field
The present invention relates to a kind of salinized soil modifying agent and preparation method thereof
Background technology
Salinized soil improvement is a global difficult problem.China is one of large, widely distributed country of salinization area.Salinized soil area about 9910 × 10
4hm, tilth salinization area 920 × 10
4hm, accounts for 6.6% of national cultivated area.Mainly be distributed in the North China Plain, Northeast plain, Northwest inland area and coastal region.The cultivated area nearly 300 × 10 of Gansu Province's salinization impact
4hm, accounts for nearly 30% of cultivated area.Mainly concentrate on Hexi Corridor and along yellow irrigated area.Wherein saltings, Jiuquan area 75 × 10
4hm, accounts for 25% of Gansu Province.Salting of soil and secondary salinization have become the problem that agriculture production cannot be avoided, affect expanding economy, threaten the safety in oasis.It is reported, the grain that Gansu Province loses because of saline Land is per year over 100000000 kilograms.Alkaline land improving utilizes the study demonstration of technology, has extremely important realistic meaning for China especially inland dry agricuture irrigated area rural economy sustainable and healthy development, management of national land, ecological environmental protection.
Alkaline land improving Application way mainly contains physics, chemistry and biological control measure both at home and abroad at present.These methods are to improvement saltings, promotion crop yield successful.But these methods are each has something to recommend him, some input costs are high, somely relatively waste time and energy, and the large water gaging flood irrigation of some needs, wastes great lot of water resources.As a kind of method that biological modification salt affected soil is sustainable use, but the cycle is long; Some microbial-bacterial fertilizers, also also exist that contained bacterial classification is single, the problem such as single of dealing with problems.
Summary of the invention
The object of the present invention is to provide a kind of salinized soil modifying agent and preparation method thereof.
The present invention is achieved through the following technical solutions:
A kind of salinized soil modifying agent, comprises the raw material of following weight percent: 42-43% slag, 10-12% straw powder, 20-25% fertilizer, 5-6% tetracycline bacterial dreg, 2-3% ferrous sulfate, 3-4% composite fertilizer, 0.01-0.02%KL biological bacteria and 10-12% clay.
The preparation method of described a kind of salinized soil modifying agent; comprise the following steps: by air-dry to straw powder, slag and fertilizer; make its water ratio≤13%; tetracycline bacterial dreg high temperature fermentation reactor system; first with pulverizer, stalk, fertilizer, slag and tetracycline bacterial dreg are pulverized; granularity is made to be down to below 2mm; then after mixing by producting proportion; to enter in pair roller extruding type tablets press extrusion molding under the assistance of clay; through magnetizer; then through dryer, then KL biological bacteria is inoculated, after order sub-sieve, pack package.
The using method of described a kind of salinized soil modifying agent, uses in spring or autumn, when spring uses, rakes the soil level after can manually spreading fertilizer over the fields, also can reinstate seed sower with crop seed one and apply, when autumn uses, plow after manually spreading fertilizer over the fields.
The invention has the beneficial effects as follows
1. product using method of the present invention is easy, can use, manually can spread fertilizer over the fields, also can be sown into seed in spring, autumn.
2. product of the present invention contains a certain proportion of organic composition and mineral substance, has the effect improving soil physics structure, improve soil quality.
3. product of the present invention used before crop sowing, and desalting effect is obvious, obviously can reduce the impact of salt damage on crop emerges, improved crop emerges rate.
4. after product of the present invention uses, soluble in water, improvement soil and utilization absorbed by crops can be beneficial to, have and significantly press down salt, production-increasing function.
Embodiment
Embodiment 1
In the present embodiment, a kind of salinized soil modifying agent, comprises the raw material of following weight percent: 43% slag, 10% straw powder, 25% fertilizer, 5% tetracycline bacterial dreg, 3% ferrous sulfate, 3% composite fertilizer, 0.02%KL biological bacteria and 12% clay.
A kind of preparation method of salinized soil modifying agent; comprise the following steps: by air-dry to straw powder, slag and fertilizer; make its water ratio≤13%; tetracycline bacterial dreg high temperature fermentation reactor system; first with pulverizer, stalk, fertilizer, slag and tetracycline bacterial dreg are pulverized; granularity is made to be down to below 2mm; then after mixing by producting proportion; to enter in pair roller extruding type tablets press extrusion molding under the assistance of clay; through magnetizer; then through dryer, then KL biological bacteria is inoculated, after order sub-sieve, pack package.
Embodiment 2
In the present embodiment, a kind of salinized soil modifying agent, comprises the raw material of following weight percent: 42% slag, 12% straw powder, 20% fertilizer, 6% tetracycline bacterial dreg, 2% ferrous sulfate, 4% composite fertilizer, 0.02%KL biological bacteria and 10% clay.
The preparation method of described a kind of salinized soil modifying agent; comprise the following steps: by air-dry to straw powder, slag and fertilizer; make its water ratio≤13%; tetracycline bacterial dreg high temperature fermentation reactor system; first with pulverizer, stalk, fertilizer, slag and tetracycline bacterial dreg are pulverized; granularity is made to be down to below 2mm; then after mixing by producting proportion; to enter in pair roller extruding type tablets press extrusion molding under the assistance of clay; through magnetizer; then through dryer, then KL biological bacteria is inoculated, after order sub-sieve, pack package.
Embodiment 3
A kind of salinized soil modifying agent, comprises the raw material of following weight percent: 43% slag, 11% straw powder, 23% fertilizer, 6% tetracycline bacterial dreg, 3% ferrous sulfate, 4% composite fertilizer, 0.02%KL biological bacteria and 11% clay.
The preparation method of described a kind of salinized soil modifying agent; comprise the following steps: by air-dry to straw powder, slag and fertilizer; make its water ratio≤13%; tetracycline bacterial dreg high temperature fermentation reactor system; first with pulverizer, stalk, fertilizer, slag and tetracycline bacterial dreg are pulverized; granularity is made to be down to below 2mm; then after mixing by producting proportion; to enter in pair roller extruding type tablets press extrusion molding under the assistance of clay; through magnetizer; then through dryer, then KL biological bacteria is inoculated, after order sub-sieve, pack package.
Embodiment 4
A kind of salinized soil modifying agent, comprises the raw material of following weight percent: 42% slag, 11% straw powder, 21% fertilizer, 6% tetracycline bacterial dreg, 3% ferrous sulfate, 4% composite fertilizer, 0.02%KL biological bacteria and 12% clay.
The preparation method of described a kind of salinized soil modifying agent; comprise the following steps: by air-dry to straw powder, slag and fertilizer; make its water ratio≤13%; tetracycline bacterial dreg high temperature fermentation reactor system; first with pulverizer, stalk, fertilizer, slag and tetracycline bacterial dreg are pulverized; granularity is made to be down to below 2mm; then after mixing by producting proportion; to enter in pair roller extruding type tablets press extrusion molding under the assistance of clay; through magnetizer; then through dryer, then KL biological bacteria is inoculated, after order sub-sieve, pack package.
The material component of salinized soil modifying agent and weight part formation prepare variant production by above-described embodiment, carry out field test checking in Jiuquan, Gansu Province Shule River, the newly-ploughed salinized soil of Oasis In Heihe River Basin Gobi desert intersection.
Test one, experimental field overview
Test and extensively carried out to 2 groups, Minxian County village of township of Tibetan in Guazhou County, Jiuquan, Gansu Province in 2012.Test point is positioned at southwest, Guazhou County, and apart from county town 60km, Downstream of Shulehe River, is located in oasis and desert, Gobi desert intersection.Experimental field 2008 open up wasteland, spring in 2011 plow harrow wholely, pour water at the beginning of 4 months, late April plant cotton.Cotton seedling rate about 50%, fill with the first water mid-June after one week, cotton is all dead.Within 2012, carry out test, for studying thing cotton.
Experimental field height above sea level 1500m, number 3360h when year, sunshine was total, the accumulated temperature of >=10 DEG C 3661.5 DEG C, average annual temperature 8.8 DEG C, average daily 16.1 DEG C, average annual precipitation 45.7mm.Frostless season 140d.Soil is brown desert soil, the general saliferous of upper soll layer, and arable layer is barren, and seepage floor soil glues heavily, hardens.Soil 0-40cm salinity 0.91-1.03%, pH value 8.8, organic 0.32-0.73%, hydrolyzable nitrogen 42.2-84.2mg/kg, rapid available phosphorus 2.1-3.5mg/kg, available potassium 108.8-179.6mg/kg.
Test design
Experimental field after applying laser flatting machine level land at the beginning of 4 months, prepare Hou Fen community by above-mentioned design salinized soil modifying agent and apply, machine rake 0-10cm, and moisture in the soil is received in suppression.And establish 2 contrasts, contrast 1 (does not execute modifying agent, Shi Chun P
2o
520kg, pure N7kg), (pure P executed by base manure in contrast 2
2o
520kg, pure N7kg, fertilizer 0.5 ton of moisture≤13%) experimental plot area 4.8 × 5=24m
2, random district group arranges, and repeats for three times.Late April sowing cotton, late September results cotton, early No. 22, the new land of cotton variety.Test is poured water 4 times, each design flow 70-80m
3, often process in conjunction with filling first water and apply urea 15kg.Between test process, between repetition, land used is intermembranous every mulch film buried depth 40cm.Other manages same land for growing field crops.
The process of table 1 salinized soil modifying agent
| Process sequence number | Process |
| 1 | Embodiment one |
| 2 | Embodiment two |
| 3 | Embodiment three |
| 4 | Embodiment four |
| 5 | (pure P executed by base manure in contrast 2 2O 520kg, pure N7kg, fertilizer 0.5 ton of moisture≤13%) |
| 6 | Contrast 1 (is not executed modifying agent, is only executed pure P 2O 520kg, pure N7kg) |
2. sample collection method and mensuration
Point 0-20cm, 20-40cm degree of depth soil sampling before test is raked the soil level, after crop harvesting, measures salt and grades.The method of sampling, often processes diagonal lines and gets 3 points, take 0-50cm depth section, stratified sampling, be then mixed into a sample analysis.
Often process sampling 10 strain species test during results, paid community, every community unginned cotton meter produces.
Output of cotton result
The ratio of desalinization of table 2 modifying agent process and output of cotton (2012)
By table 2 interpretation of result, modifying agent product has certain desalting effect to newly-ploughed salinized soil, and soil salt is obviously declined, output of cotton increase in various degree.Process 1,2,3,4 unginned cottons comparatively contrast 1 volume increase 107.3-134.7%, comparatively contrast 2 volume increase 22.5-38.7%.Wherein maximum to process 3 amounts of increase in production, and contrast 1 desalting effect that soil salt, pH value do not execute modifying agent is remarkable.0-20cm soil salt is not executed modifying agent process (contrast 1) decline 24.3%, 20-40cm soil salt and is declined 23.6%.
Test two, experimental field overview
Test and carried out in General Armament Department 20 base in 2013.Test point is positioned at east, space flight town, Jinta County, Jiuquan, Gansu Province 200km, belongs to downstream of Heihe river.Experimental field height above sea level 1000m, sunshine in year adds up to 3193.2h, and average temperature of the whole year is 8.5 DEG C, average annual precipitation 59.9mm, steam output 2538.6mm.Frostless season 141d.Soil is silty loam, the general saliferous of upper soll layer, and arable layer is barren, soil 0-40cm salinity 0.354-0.45%, pH value 7.9-8.1.
Test design
Experimental field at the beginning of 4 months, apply harrowing rotary machine to rake the soil level, April 15 applied modifying agent according to a test design point community,
Then ridging.Every row spacing 50cm, ridge height 30cm, distance between the ridges 50cm.April 26 transplanted wild cabbage, head cabbage varieties in being sweet No. 11.May 11 planted a line sweet corn in the ranks, July 5 results wild cabbage, September 27 harvesting corn.Test and within about 7 days, pour water 1 time, each design flow 70-80m
3, often process combination and pour water and point apply urea 15kg three times.The same land for growing field crops of all the other field management.Test process is in table 3, and 2 contrasts are established in test, and contrast 1 (does not execute modifying agent, Shi Chun P
2o
520kg, pure N7kg), (pure P executed by base manure in contrast 2
2o
520kg, pure N7kg, fertilizer 0.5 ton of moisture≤13%) experimental plot area 3 × 6=18m
2, random district group is arranged
Row, repeat for three times.
The process of table 3 salinized soil modifying agent
| Process sequence number | Process |
| 1 | Embodiment one |
| 2 | Embodiment two |
| 3 | Embodiment three |
| 4 | Embodiment four |
| 5 | (pure P executed by base manure in contrast 2 2O 520kg, pure N7kg, fertilizer 0.5 ton of moisture≤13%) |
| 6 | Contrast 1 (is not executed modifying agent, is only executed pure P 2O 520kg, pure N7kg) |
The ratio of desalinization of table 4 modifying agent process and wild cabbage, corn yield (2013)
By table 4 interpretation of result, modifying agent product salinized soil has certain desalting effect, and soil salt is obviously declined, the increase in various degree of wild cabbage, Corn Biomass Yield.Process 1,2,3,4 wild cabbages comparatively contrast 1 volume increase 6.32-11.3%, comparatively contrast 2 volume increase 0.3-5.0%; Corn Biomass Yield comparatively contrasts 1 volume increase 86.8-158.4%, comparatively contrasts 2 volume increase 13.3-56.8%; 0-20cm soil salt is not executed modifying agent (contrast 1) decline 19.6-26.9%, 20-40cm soil salt and is not executed modifying agent (contrast 1) decline 25.4-33.1%.
Conclusion
1. shown by test, the modifying agent preparing product that it is main raw material with fertilizer, slag, straw powder, ferrous sulfate, tetracycline bacterial dreg, composite fertilizer etc. that Jiuquan Shulehe River, Heihe River basin salinized soil modifying agent are recommended, use before spring crops sowing, there is the effect that can improve crop (cotton, wild cabbage and corn) output, reduce salt content in crop growth environment soil.
2. salinized soil improvement granule product using method is easy, can use, both manually can spread fertilizer over the fields, and also can be sown into seed in spring, autumn.
3. salinized soil improvement granule product contains a certain proportion of organic composition and mineral substance, has the effect improving soil physics structure, improve soil quality.
4. after salinized soil improvement granule product uses, soluble in water, improvement soil and utilization absorbed by crops can be beneficial to, specifically significantly press down salt, production-increasing function.
Claims (3)
1. a salinized soil modifying agent, it is characterized in that, comprise the raw material of following weight percent: 42-43% slag, 10-12% straw powder, 20-25% fertilizer, 5-6% tetracycline bacterial dreg, 2-3% ferrous sulfate, 3-4% composite fertilizer, 0.01-0.02%KL biological bacteria and 10-12% clay.
2. the preparation method of a kind of salinized soil modifying agent according to claim 1, it is characterized in that, comprise the following steps: by straw powder, slag and fertilizer air-dry, make its water ratio≤13%, tetracycline bacterial dreg high temperature fermentation reactor system, first with pulverizer by stalk, fertilizer, slag and tetracycline bacterial dreg are pulverized, granularity is made to be down to below 2mm, then after mixing by producting proportion, to enter in pair roller extruding type tablets press extrusion molding under the assistance of clay, through magnetizer, then through dryer, then inoculate KL biological bacteria, after order sub-sieve, pack package.
3. the using method of a kind of salinized soil modifying agent according to claim 1, is characterized in that, uses in spring or autumn, spring, when using, rakes the soil level after can manually spreading fertilizer over the fields, and also can reinstate seed sower with crop seed one and apply, autumn, when using, plows after manually spreading fertilizer over the fields.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114686.7A CN104927872A (en) | 2014-03-17 | 2014-03-17 | Amendment for alkaline-saline soil and preparation method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114686.7A CN104927872A (en) | 2014-03-17 | 2014-03-17 | Amendment for alkaline-saline soil and preparation method therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104927872A true CN104927872A (en) | 2015-09-23 |
Family
ID=54115306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410114686.7A Pending CN104927872A (en) | 2014-03-17 | 2014-03-17 | Amendment for alkaline-saline soil and preparation method therefor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104927872A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054531A (en) * | 2019-06-04 | 2019-07-26 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof for soda alkaline land upland field soil |
| CN110078566A (en) * | 2019-06-04 | 2019-08-02 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof for soil of for beach saline-alkali planting trees |
| CN110078565A (en) * | 2019-06-04 | 2019-08-02 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof for soda alkaline land tree planting soil |
| CN110128203A (en) * | 2019-06-04 | 2019-08-16 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof for soda alkaline land prairie soil |
| CN110156537A (en) * | 2019-06-04 | 2019-08-23 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof of for beach saline-alkali prairie soil |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101544889A (en) * | 2009-05-18 | 2009-09-30 | 史汉祥 | Soil conditioner manufactured by the product after absorbing sulfur dioxide for improving alkali soil |
| CN101962555A (en) * | 2009-07-23 | 2011-02-02 | 中国科学院兰州化学物理研究所 | Multi-functional salinization soil improved material |
| CN102219614A (en) * | 2011-04-12 | 2011-10-19 | 天津海林园艺环保科技工程有限公司 | Biological improving fertilizer special for saline-alkali soil and preparation method thereof |
| CN102443401A (en) * | 2011-11-03 | 2012-05-09 | 祁长喜 | Method for producing saline-alkaline modifier with waste residues |
-
2014
- 2014-03-17 CN CN201410114686.7A patent/CN104927872A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101544889A (en) * | 2009-05-18 | 2009-09-30 | 史汉祥 | Soil conditioner manufactured by the product after absorbing sulfur dioxide for improving alkali soil |
| CN101962555A (en) * | 2009-07-23 | 2011-02-02 | 中国科学院兰州化学物理研究所 | Multi-functional salinization soil improved material |
| CN102219614A (en) * | 2011-04-12 | 2011-10-19 | 天津海林园艺环保科技工程有限公司 | Biological improving fertilizer special for saline-alkali soil and preparation method thereof |
| CN102443401A (en) * | 2011-11-03 | 2012-05-09 | 祁长喜 | Method for producing saline-alkaline modifier with waste residues |
Non-Patent Citations (3)
| Title |
|---|
| 杨自立: "低洼盐碱地日光温室杏树丰产栽培试验", 《现代农业科技》 * |
| 殷小琳: "隔盐层对滨海盐碱地造林效果影响研究", 《干旱区资源与环境》 * |
| 陕西省水利学校主编: "《土壤与农作》", 30 June 1984, 水利电力出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054531A (en) * | 2019-06-04 | 2019-07-26 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof for soda alkaline land upland field soil |
| CN110078566A (en) * | 2019-06-04 | 2019-08-02 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof for soil of for beach saline-alkali planting trees |
| CN110078565A (en) * | 2019-06-04 | 2019-08-02 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof for soda alkaline land tree planting soil |
| CN110128203A (en) * | 2019-06-04 | 2019-08-16 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof for soda alkaline land prairie soil |
| CN110156537A (en) * | 2019-06-04 | 2019-08-23 | 北京中农煦丰生态科技有限公司 | A kind of modifying agent and preparation method thereof of for beach saline-alkali prairie soil |
| CN110054531B (en) * | 2019-06-04 | 2021-09-28 | 北京中农煦丰生态科技有限公司 | Conditioner for dry farmland soil of soda saline-alkali soil and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105367335B (en) | Charcoal base beach saline land improves conditioner and its preparation method and application | |
| CN101967071B (en) | Salt-restraining special fertilizer for seashore solonchak rapes and production process thereof | |
| Menete et al. | Evaluation of system of rice intensification (SRI) component practices and their synergies on salt-affected soils | |
| CN104604409B (en) | Fertilizing method for rapidly improving fertility of reclaimed soil in mining area | |
| CN106045613B (en) | A kind of beach saline-alkali ground soil fertilizer special for organic and its preparation method and application | |
| CN107513509A (en) | A kind of method of improved soil saline alkali | |
| CN107324931A (en) | A kind of soil amendment fertilizer for salt-soda soil | |
| CN102934546A (en) | Method for rapidly improving plough-layer soil of newly cultivated barren lands in southern hilly and mountainous regions | |
| CN101735819B (en) | Conditioner for improving saline-alkali soil and improving method thereof | |
| Ting-Hui et al. | Effect of nitrogen management on yield and water use efficiency of rainfed wheat and maize in Northwest China | |
| CN101993313B (en) | Fertilizer for reforming saline soil | |
| CN107201234A (en) | A kind of inland soda alkaline land modifying agent and application | |
| CN104927872A (en) | Amendment for alkaline-saline soil and preparation method therefor | |
| CN101548621A (en) | A karst region rapid plant recovering method | |
| CN102796528B (en) | A kind of saline-alkali land soil conditioner and preparation method thereof | |
| CN109354546A (en) | A kind of conditioning fertilizer and the preparation method and application thereof for improveing alkaline land soil | |
| CN107646227A (en) | A kind of soil improvement method | |
| CN108690629A (en) | A kind of farmland soil modifying agent and preparation method thereof | |
| CN102276327A (en) | High-efficiency organic fertilizer | |
| CN109336689A (en) | A kind of blueberry container culturing substrate | |
| CN104609910A (en) | Organic fertilizer and preparation method thereof | |
| CN105950173A (en) | Biogas residue alkaline soil improver and application method thereof | |
| CN106118675A (en) | Biogas residue sour soil modifying agent and using method thereof | |
| CN106397017A (en) | Organic fertilizer prepared from biodegradable wastes and used for Hetao irrigation district secondary salinization land, and preparation method thereof | |
| Abdel-Salam et al. | Interaction between potassium and organic manure application on growth of cowpea (Vigna unguiculata L.) and soil properties in newly reclaimed sandy soil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150923 |
|
| WD01 | Invention patent application deemed withdrawn after publication |