CN104893733B - A kind of auxotype vega soil acidification improvement agent prescription and its application method - Google Patents
A kind of auxotype vega soil acidification improvement agent prescription and its application method Download PDFInfo
- Publication number
- CN104893733B CN104893733B CN201510249011.8A CN201510249011A CN104893733B CN 104893733 B CN104893733 B CN 104893733B CN 201510249011 A CN201510249011 A CN 201510249011A CN 104893733 B CN104893733 B CN 104893733B
- Authority
- CN
- China
- Prior art keywords
- soil
- vega
- auxotype
- modifying agent
- application method
- 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.)
- Expired - Fee Related
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
- C09K17/02—Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only
- C09K17/06—Calcium compounds, e.g. lime
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- 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)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
A kind of auxotype vega soil acidification improvement agent prescription and its application method belong to acidified soil and administer and recovery technique field.Auxotype vega soil acidification improvement agent prescription is mixed formed in proportion by dolomite dust, quick lime, biological black wood charcoal and silicon calcium powder.Its application method is：First before vega ploughs ridging, after 5 mixed samplings, the acid-base property of soil is analyzed with acidometer.If acidizing degree height need to be improved, before vega farming ridging, auxotype soil acidification modifying agent is spread fertilizer over the fields in vega earth's surface, then ploughs mixing, specific dosage and lasting usage time will be depending on soil acidification severity.Above-mentioned auxotype vega soil acidification improvement agent prescription and its application method, component design is reasonable, and application method is proper, can not only significantly improve vega soil acidification situation, and can promote developing tobacco and disease resistance, the yield and quality for improving flue-cured tobacco.In addition, also there is the good result for improving resistance and promoting yield for rear stubble rice.
Description
Technical field
It is administered the invention belongs to acidified soil and recovery technique field, and in particular to a kind of acidification of auxotype vega soil changes
Good agent prescription and its application method.
Background technology
Some researches show that China's acid soil areas（pH<5.5）7% before 30 years, rise to current 18%.South
14 provinces（Area, city）Soil pH<5.5 area ratio is expanded to 40%, pH by 20%<4.5 by 1% are expanded to 4%.According to another national cigarette
Careless balance fertilizing findings of the survey show have significant portion soil pH value less than tobacco the most suitable growth in China's Major Tobacco Soils
PH value（5.5-6.5）, wherein based on Main Tobacco-growing Regions In South.Directly affected after soil acidification Soil Nutrient Transformation and microbial environment and
Activity, to have an adverse effect to tobacco growing development and the formation of sound tobacco.Vega soil is not only influenced after soil acidification
The tilth of earth and the transformation function of nutrient element increase the precipitation risk of heavy metal in soil；And tobacco soil-borne disease can be increased
Harmful incidence, such as tobacco bacterial wilt and balck shank, to seriously affect the promotion of tobacco production and quality.
Due to the generation of a large amount of environmental problems such as unreasonable chemical fertilizer application and acid rain, China's vega soil is caused to be acidified problem
It is on the rise.In addition, south China cigarette district is since precipitation is abundant, eluviation is strong, the alkalinity alkali such as calcium, magnesium in soil from
Son is largely lost, and causes the major reason of soil acidification.And with the generation and aggravation of soil acidification, soil acidification changes
Good measure seems ever more important.Many scholars have carried out the research work in terms of vega acidification improvement, and straw are used if any research
Stalk returning to the field, green manuring increase the measures such as organic fertilizer increase soil buffer performance, and the decline process of soil pH is effectively relieved, but
Effect is slow.Also have and changed applied to soil acidification using chemical improvement agent, such as lime, flyash and other industrial by-products
It is good, but the drawbacks of single chemical improvement agent increasingly show.Such as single administration lime in acid soil, short-term improved effect is notable,
But application then will appear multiple acidification phenomenon for a long time, can also cause soil texture and fertility to decline, be formed in " the hardened field of lime ".This
Outside, industrial by-product species modifying agent itself may just carry heavy metal ion, can be different degrees of during improveing acid soil
The risk of upper aggravation heavy metalions accumulation.Therefore, compound vega soil acidification modifying agent is researched and developed, its improvement is not only strengthened
The effect of soil acidification, and its trophic function to tobacco is highlighted, this will be as the effective and long of vega soil acidification improvement
Effect measure.
Invention content
The purpose of the present invention is to provide the skills that a kind of auxotype vega soil is acidified improvement agent prescription and its application method
Art scheme, the invention not only have an excellent properties of improvement vega soil acidification, and with promote developing tobacco and resistance,
Improve the effect of its economic characters and quality of tobacco.
Auxotype modifying agent of the present invention mainly by dolomite dust, quick lime, biological black wood charcoal and silicon calcium powder in proportion
Composition, method of administration include the following steps：
（1）First before vega ploughs ridging, after being mixed using 5 point samplings, the acid-base property of soil is analyzed with acidometer；
（2）Auxotype soil acidification modifying agent is spread fertilizer over the fields in vega earth's surface, then ploughs mixing, specific dosage is according to soil
It is acidified depending on severity.
A kind of auxotype vega soil acidification improvement agent prescription and its application method, modifying agent group become：White clouds
20-30 parts of mountain flour, 10-20 parts of quick lime, biological 10-20 parts of black wood charcoal, 5-10 parts of silicon calcium powder.Biology black wood charcoal therein derives from agriculture
Woods waste, such as the stalk of Different Crop, branch, bamboo wood chip, rice husk, peanut shell.
A kind of auxotype vega soil acidification improvement agent prescription and its application method, the raw material of the modifying agent are equal
It is required that 80% or more aperture excessively is 380 μm after crushing（40 mesh）Sieve, and stir evenly mixing.
A kind of auxotype vega soil acidification improvement agent prescription and its application method, which is characterized in that step（1）
In, if measurement result shows vega soil pH<It needs to carry out conditioner for acidified soil with modifying agent when 6.0.
A kind of auxotype vega soil acidification improvement agent prescription and its application method, which is characterized in that step（2）
In, the dosage of auxotype vega soil acidification modifying agent is generally 1500-2250 kg/hm2.In soil 5.5<pH<When 6.0, use
Amount is 1500 kg/hm2, in soil pH<5.5, dosage is 2250 kg/hm2。
A kind of auxotype vega soil acidification improvement agent prescription and its application method, which is characterized in that the battalion
The type of supporting acidification modifying agent will be applied next year, until soil pH reaches 6.5.
Compared with the prior art, the present invention is mixed by dolomite dust, quick lime, biological black wood charcoal and silicon calcium powder, is tool
The combined soil of nutritious effect is acidified modifying agent.
Wherein dolomite dust is cheap, can not only improve the acidizing degree of soil, reduces containing for rock picker
Amount, and supplement the moderate-elements such as calcium, magnesium for soil.Quick lime can improve acid soil, while have sterilizing effect,
Appropriate fit applications can control the increase of the flue-cured tobacco soil-borne disease caused by soil acidification.Straw biological black wood charcoal is a kind of with larger
The carbon rich material matter of specific surface area, higher carbon content, chemical inertness and biological stability.Stalk biology black wood charcoal is manured into soil
Afterwards, soil ph can be improved, chesson structure improves soil aeration, increases soil organic matter content and improves soil
Earth nutrient availability, and have effects that reduce soil pollution.Silicon calcium powder is the alkalescence solubility in citric acid mine based on a kind of silico-calcium
Object fertilizer, wherein effective silicon accounts for 20% or more, the content of calcium oxide is 35-45%, has the lasting effect of good improvement soil acidity
Can, and silicon is the important resistance and Quality Element of the crops such as rice.In addition, calcium silicate fertilizer also contains various trace elements, it can be effective
The cation and other kind of trace element lacked in supplement soil, the Tobacco-rice rotation field particularly suitable for Main Tobacco-growing Regions In South.
The compound acid modifying agent of the present invention can promote tobacco seedling growth on the basis of effectively improvement vega soil acidification
And root system development, enhance the nutrient absorption capability and resistance of tobacco, inhibits the generation of the soil-borne diseases such as flue-cured tobacco bacterial wilt, it can be bright
The aobvious yield and quality for improving tobacco leaf, and also have the effect of degeneration-resistant for the plantation of rear stubble rice and improve yield and quality.
Description of the drawings
The dynamic change of the different lower vega soil pH value of modifying agent processing in Fig. 1 embodiments 1.
Different modifying agents handle the influence to stubble rice yield after tobacco in Fig. 2 embodiments 1.
The pH value variation of the different lower vega soils of modifying agent processing in Fig. 3 embodiments 2.
Different modifying agents handle lower flue-cured tobacco bacterial wilt incidence and disease index in Fig. 4 embodiments 2.
Specific implementation mode
With reference to two field trials, application effect is carried out to the compound vega acidification modifying agent of the present invention and has been tested
Card.
Case study on implementation 1
Test arrangement is carried out in the townshiies Huang Du of Xuancheng City of Anhui Province vega, and the selection soil texture is identical, fertility is close, has representative
The acidified soil of property（PH is 5.45）.Flue-cured tobacco cultivars are local main breed cloud and mist 97.The rice varieties of stubble plantation are Anhui rice afterwards
129.According to the different group of formula ratios in soil acidity modifying agent（Quick lime, dolomite dust, biological black wood charcoal and silicon calcium powder）If
Meter soil acidification improved effect is that total 4 processing of this experiment, specific as follows, CK is the control for not applying acidification modifying agent, T1
To improve agent prescription 1（Whole quick limes）, T2 is improvement agent prescription 2（20 parts of dolomite, 10 parts of quick lime）, T3 matches for modifying agent
Side 3（20 parts of dolomite, 10 parts of quick lime, biological 10 parts of black wood charcoal）, T4 is improvement agent prescription 4（20 parts of dolomite, quick lime 10
Part, biological 10 parts of black wood charcoal, 10 parts of silicon calcium powder）.Dosage is 2250kg/hm2.Each processing sets 3 repetitions, Mei Gechong for the experiment
Multiple area is 222 m2.To ensure that soil acidification modifying agent and soil are sufficiently mixed uniformly, spreads fertilizer over the fields before arable land, then turn over
It ploughs, harrows even ridge-forming and fertilizing again, the type and dosage of vega fertilizer are according to local conventional progress.
Result of study shows in local vega pH<In the case of 5.5 strong acid, the soil acidity for carrying out different formulations changes
Good experiment, the variation that soil pH is promoted under different disposal is as shown in Figure 1, it prevents virosis and bacterial wilt in the tobacco flat-top phase
It is as shown in table 1 to control effect.Influence of the different modifying agent processing to flue-cured tobacco Major Economic is as shown in table 2, to rear stubble rice
The influence of yield is as shown in Figure 2.It can be seen that different soils acidification modifying agent, especially combination formula modifying agent can effectively promote vega
The pH of soil reduces the incidence of the soil-borne diseases such as tobacco bacterial wilt, increases the yield of tobacco, the ratio of the output value and better-than-average cigarette
Example, and its to stubble rice yield behind Tobacco-rice rotation area also have be obviously improved effect.
A situation arises the investigation of the different modifying agent processing experiment flue-cured tobacco flat-top phase diseases of table 1
The different modifying agents of table 2 handle the influence to flue-cured tobacco Major Economic
Test case 2
Test arrangement is carried out in Xuancheng Profile, anhui Province city willow town vega, and the selection soil texture is identical, fertility is close, representative
Acidified soil（PH is 6.0）.Flue-cured tobacco cultivars are local main breed cloud and mist 97.Matched according to the difference in soil acidification modifying agent
Side and ratio（Quick lime, dolomite dust, straw biological black wood charcoal and silicon calcium powder）Design the experiment.Experiment sets 4 processing altogether, specifically
For：CK is control（Acidification modifying agent is not applied）, T1 is improvement agent prescription 1（20 parts of dolomite, 10 parts of quick lime）, T2 is improvement
Agent prescription 2（20 parts of dolomite, 20 parts of quick lime, biological 10 parts of black wood charcoal）, T3 is improvement agent prescription 3（20 parts of dolomite, quick lime
10 parts, biological 10 parts of black wood charcoal, 10 parts of silicon calcium powder）.Dosage is 1500kg/hm2.The experiment each 3 repetitions of processing, Mei Gechong
Coverlay product is 120 m2.It is sufficiently mixed uniformly with soil for guarantee soil acidification modifying agent, spreads fertilizer over the fields before arable land, then turn over,
Even ridge-forming and fertilizing again is harrowed, the type and dosage of fertilizer are according to local conventional progress.
Result of study shows that the vega under the medium soil acidification that pH is 6.0, the soil acidification for carrying out different formulations change
Good experiment.The variation that wherein the lower soil pHs of difference modifying agents processing are promoted is as shown in figure 3,3 equal can stablize of improvement agent prescriptions carry
Rise 0.5 unit of soil pH or more.Different modifying agent processing are to the control effect of flat-top phase tobacco bacterial wilt as shown in figure 4, each
Formula can considerably reduce the incidence and disease index of tobacco bacterial wilt, wherein best with the control effect of formula 3.From
Influence of the different modifying agents to the three big microorganism species and Ralstonia solanacearum of tobacco flat-top phase rhizosphere soil can be seen that（Table 1）, 3
Improvement agent prescription improves bacterium and Population of Actinomycetes in soil in various degree, and significantly reduces fungi and blueness in soil
The improvement to rhizosphere microorganism flora of the quantity of blight opportunistic pathogen, especially T3 processing is best, followed by T2 processing.It is different
Influence of the modifying agent processing to cured tobacco leaf Major Economic is as shown in table 2, it is seen that the formula 3 of soil acidification modifying agent and matches
2 processing of side significantly increases yield, the ratio of the output value and better-than-average cigarette of tobacco.
Influence of 1 different disposal of table to microorganism in flue-cured tobacco flat-top phase rhizosphere soil
Influence of 2 different fertilization of table to the yield of tobacco output value
The above test results show that the soil acidification improvement agent prescription of the present invention can obviously improve soil acidification, and pass through
Improving soil integrated status promotes tobacco growing to develop and control the generation of the soil-borne diseases such as bacterial wilt, to improve the production of flue-cured tobacco
Amount and quality.And since, containing active ingredients such as effective silicon, calcium, magnesium, this is not only for improvement vega nutrition in improvement agent prescription
Situation, the disease resistance for promoting flue-cured tobacco have good result, and after being obviously improved in Tobacco-rice rotation the resistance of stubble rice and
Yield and quality.
Claims (5)
1. a kind of auxotype vega soil is acidified modifying agent, which is characterized in that the modifying agent group becomes：Dolomite dust 20-30
Part, 10-20 parts of quick lime, biological 10-20 parts of black wood charcoal, 5-10 parts of silicon calcium powder, above-mentioned raw materials are required to crush, 80% or more original
Material is 380 μm of sieve by aperture, and is mixed after stirring evenly.
2. auxotype vega soil as described in claim 1 is acidified modifying agent, it is characterised in that：The biology black wood charcoal derives from
Agriculture and forestry organic waste material.
3. a kind of application method of auxotype vega soil acidification modifying agent described in claim 1, it is characterised in that：
（1）First before vega ploughs ridging, after 5 point samplings, the acid-base property of soil is analyzed with acidometer；
（2）Modifying agent is spread fertilizer over the fields in vega earth's surface, mixing is then ploughed, according to the severity of soil acidification, auxotype vega
The dosage of soil acidification modifying agent is 1500-2250 kg/hm2, in soil acidity or alkalinity 5.5<pH<When 6.0, amount of application 1500
kg/hm2, in soil pH<5.5, amount of application is 2250 kg/hm2。
4. the application method of auxotype vega soil acidification modifying agent as claimed in claim 3, it is characterised in that：The step
（1）In, if measurement result shows vega soil pH<When 6.0, need to carry out conditioner for acidified soil with modifying agent.
5. the application method of auxotype vega soil acidification modifying agent as claimed in claim 3, it is characterised in that：The improvement
Agent will be applied next year, until soil pH reaches 6.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510249011.8A CN104893733B (en) | 2015-05-18 | 2015-05-18 | A kind of auxotype vega soil acidification improvement agent prescription and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510249011.8A CN104893733B (en) | 2015-05-18 | 2015-05-18 | A kind of auxotype vega soil acidification improvement agent prescription and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104893733A CN104893733A (en) | 2015-09-09 |
| CN104893733B true CN104893733B (en) | 2018-09-11 |
Family
ID=54026703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510249011.8A Expired - Fee Related CN104893733B (en) | 2015-05-18 | 2015-05-18 | A kind of auxotype vega soil acidification improvement agent prescription and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104893733B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106348945A (en) * | 2016-08-11 | 2017-01-25 | 福建省农业科学院土壤肥料研究所 | Composite acid vega soil conditioner and application method thereof |
| CN106680338A (en) * | 2016-12-27 | 2017-05-17 | 湖南省烟草公司湘西自治州公司 | Sampling calculating method of tobacco-planting soil acidification degree and acidized soil improvement method |
| CN111052908A (en) * | 2018-10-17 | 2020-04-24 | 武汉市秀谷科技有限公司 | Treatment method for farmland acidified soil |
| CN109400389A (en) * | 2018-12-27 | 2019-03-01 | 云南农业大学 | A kind of soil conditioner that preventing and treating tobacco bacterial wilt and preparation method and application |
| CN111334303A (en) * | 2020-03-03 | 2020-06-26 | 中国农业科学院烟草研究所 | Acid tobacco-planting soil pH value regulator and application thereof |
| CN113767727B (en) * | 2021-09-30 | 2022-07-08 | 湖北省烟草科学研究院 | Improvement method of acidic yellow brown soil for argillaceous rock development of tobacco planting |
| CN114907863B (en) * | 2022-06-29 | 2023-07-18 | 中国农业科学院烟草研究所 | Special chlorine-control soil conditioner for tobacco and preparation method and application thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1059333A (en) * | 1990-08-29 | 1992-03-11 | 胡克矩 | Inorganic soil conditioner and its preparation |
| CN1935401A (en) * | 2006-05-31 | 2007-03-28 | 清华大学 | Acidated forestry soil repairing method |
| CN102352253A (en) * | 2011-07-27 | 2012-02-15 | 中国农业科学院茶叶研究所 | Soil amendment and method for reducing fluorine content of fresh brick tea leaves |
| CN102627514A (en) * | 2012-04-27 | 2012-08-08 | 深圳市芭田生态工程股份有限公司 | Soil-acidification-resistant organic fertilizer additive and preparation method thereof |
| CN102816570A (en) * | 2012-09-10 | 2012-12-12 | 王豫希 | Soil quality regulator |
| CN103409143A (en) * | 2013-08-13 | 2013-11-27 | 湖北省农业科学院植保土肥研究所 | Tobacco plantation soil acidification improver and application method thereof |
| CN104479683A (en) * | 2014-12-15 | 2015-04-01 | 湖南省土壤肥料研究所 | Soil conditioner capable of being used for soil acidification conditioning and cadmium pollution repair and preparation method thereof |
-
2015
- 2015-05-18 CN CN201510249011.8A patent/CN104893733B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1059333A (en) * | 1990-08-29 | 1992-03-11 | 胡克矩 | Inorganic soil conditioner and its preparation |
| CN1935401A (en) * | 2006-05-31 | 2007-03-28 | 清华大学 | Acidated forestry soil repairing method |
| CN102352253A (en) * | 2011-07-27 | 2012-02-15 | 中国农业科学院茶叶研究所 | Soil amendment and method for reducing fluorine content of fresh brick tea leaves |
| CN102627514A (en) * | 2012-04-27 | 2012-08-08 | 深圳市芭田生态工程股份有限公司 | Soil-acidification-resistant organic fertilizer additive and preparation method thereof |
| CN102816570A (en) * | 2012-09-10 | 2012-12-12 | 王豫希 | Soil quality regulator |
| CN103409143A (en) * | 2013-08-13 | 2013-11-27 | 湖北省农业科学院植保土肥研究所 | Tobacco plantation soil acidification improver and application method thereof |
| CN104479683A (en) * | 2014-12-15 | 2015-04-01 | 湖南省土壤肥料研究所 | Soil conditioner capable of being used for soil acidification conditioning and cadmium pollution repair and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 硅钙肥在水稻上应用效果研究;赵桂芳;《垦殖与稻作》;20030131(第1期);第36-37页 * |
| 硅钙肥对水稻生育性状及产量的影响;王厚胜;《吉林农业科学》;20070331;第32卷(第3期);第35-36页 * |
| 红壤土施用石灰、硅钙肥对辣椒生长的影响;刘藜;《浙江农业科学》;20120930(第9期);第1265-1267页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104893733A (en) | 2015-09-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104893733B (en) | A kind of auxotype vega soil acidification improvement agent prescription and its application method | |
| Ma et al. | Meta-analysis of green manure effects on soil properties and crop yield in northern China | |
| Zhang et al. | Soil water balance and water use efficiency of dryland wheat in different precipitation years in response to green manure approach | |
| CN103409143B (en) | A kind of Tobacco plantation soil acidification improver and using method thereof | |
| Gong et al. | Long-term applications of chemical and organic fertilizers on plant-available nitrogen pools and nitrogen management index | |
| CN103739395B (en) | A kind of tobacco special organic inorganic compound pesticide fertilizer | |
| CN103141256B (en) | Tobacco culturing method applying large holes for concentrated fertilization | |
| CN104945191B (en) | A kind of controlling measurements agent and preparation method for salt-soda soil | |
| CN107188712A (en) | One grows tobacco special complete first biological organic fertilizer and preparation method thereof | |
| CN105075444A (en) | Soil improving method | |
| Zhao et al. | Effect of straw amendment modes on soil organic carbon, nitrogen sequestration and crop yield on the North‐Central Plain of China | |
| CN105038809A (en) | Multifunctional acid soil conditioner and application method thereof | |
| Mbatha et al. | Response of carrot (Daucus carota L.) yield and quality to organic fertiliser | |
| John et al. | Soil fertility and nutrient management in tropical tuber crops-An overview | |
| CN109293444A (en) | A kind of phosphorus element activator of calacareous soil and the preparation method and application thereof | |
| Mokgolo et al. | Poultry and cattle manure effects on sunflower performance, grain yield and selected soil properties in Limpopo Province, South Africa | |
| Zhang et al. | Crop yield, P uptake and soil organic phosphorus fractions in response to short-term tillage and fertilization under a rape-rice rotation in central China | |
| Zhao et al. | Combined organic fertilizer and straw return enhanced summer maize productivity and optimized soil nitrate–N distribution in rainfed summer maize–winter wheat rotation on the Southeast Loess Plateau | |
| CN106187444B (en) | A kind of special organic slow-release fertilizer of cereal crop and its application | |
| Aisha et al. | Effect of natural and/or chemical potassium fertilizers on growth, bulbs yield and some physical and chemical constituents of onion (Allium cepa L.) | |
| Obalum et al. | Influence of tillage-seedbed and manure-NPK-micronutrient management options on selected soil properties of sandy-loam Ultisols evaluated using sweet potato | |
| Chien et al. | Evaluation of rape response to different sources of phosphate rock in an alkaline soil | |
| Undie et al. | Response of late season maize/soybean intercropping to nitrogen in the humid environment of South Southern Nigeria | |
| Chaichi et al. | Effect of bio fertilizers on the growth, productivity and nutrient absorption of fenugreek (Trigonella foenum graecum L.) | |
| Biswas et al. | Impact of integrated nutrient management on performance of oat-grass-pea cropping systems, competition indices and residual soil fertility |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20210518 |