CN104262057A - Rhizosphere acid fertilizer and preparation method thereof - Google Patents
Rhizosphere acid fertilizer and preparation method thereof Download PDFInfo
- Publication number
- CN104262057A CN104262057A CN201410516076.XA CN201410516076A CN104262057A CN 104262057 A CN104262057 A CN 104262057A CN 201410516076 A CN201410516076 A CN 201410516076A CN 104262057 A CN104262057 A CN 104262057A
- Authority
- CN
- China
- Prior art keywords
- parts
- rhizosphere
- drip irrigation
- fertilizer
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B15/00—Organic phosphatic fertilisers
Abstract
The invention relates to a rhizosphere acid fertilizer for drip irrigation, which makes use of an existing drip irrigation technology and is applicable to calcareous-alkaline soil, and a preparation method thereof. The rhizosphere acid fertilizer comprises the following raw materials in parts by weight: 20-28 parts of ammonium sulfate and 3,4-dimethylpyrazole phosphate (DMPP), wherein a ratio of ammonium sulfate to DMPP is 471.4: 1; 48-55 parts of urea phosphate; 15-20 parts of potassium chloride; and 2-5 parts of zinc sulfate heptahydrate. The preparation method comprises the following steps: separately grinding the above raw materials in proportion and sieving by using a 45-50-mesh sieve; uniformly mixing the sieved raw materials and grinding the materials for the second time, and sieving for the second time by using a 70-80-mesh sieve. The fertilizer disclosed by the invention is applicable to calcareous-alkaline soil, and is economical and practical; the fertilizer, under a drip irrigation condition, can locally acidifying rhizosphere soil, and can prevent a drip irrigation system from being blocked, improve a fertilizer utilization rate, particularly improve utilization rate of nitrogen phosphorus fertilizer and enhance crop output and quality.
Description
Technical field
The present invention relates to a kind of water soluble fertilizer, especially a kind ofly utilize existing drip irrigation technique and drip irrigation rhizosphere acidic fertilizier being applicable to calcareous-alkaline soil and preparation method thereof.
Background technology
Calcareous soil is a kind of zonal soil that China extensively distributes, and its characteristic feature is the free carbonic acid calcium (CaCO containing high level
3content 5% ~ 30%), thus soil presents alkalescence (pH=7.5 ~ 8.5), and has strong resiliency.On this kind of soil, the part nutrition that crop needs, as the deficient validity of phosphorus, zinc, iron, easily causes crop nutritional deficiency and affects the raising of output.And easily form precipitation in the basic conditions by the phosphate fertilizer, zinc fertilizer, iron fertilizer etc. be manured into soil and become invalid state, be difficult to utilization absorbed by crops.
A kind of approach improving this kind of soil nutrient availability is acidified soil, and forefathers study proof, this type of soil applies souring agent as sulfuric acid, can improve nutrient availability in soil, improve crop alimentary situation.But because it has stronger resiliency, the acidification time length is shorter, and the amount of required acidic substance is large, cost is high, be difficult to apply in production practice.
Summary of the invention
The object of the present invention is to provide a kind of convenient and practical, can reduce production cost, be applicable to calcareous-alkaline soil, be easily fixed for phosphorus on alkaline soil and part trace element, utilization rate of fertilizer is low; Neutral or the calcium ion of slightly acidic drip irrigation fertilizer easily and in water is formed and precipitates and the problems such as blocking dropping head, provide one local, Rhizosphere acidification soil under condition of drip irrigation, prevent irrigation system from blocking, improve utilization rate of fertilizer especially nitrogen phosphorus fertilizer utilization ratio, increase the drip irrigation rhizosphere acidic fertilizier of crop yield and quality, the preparation method of the described drip irrigation rhizosphere acidic fertilizier providing preparation simple, economical and practical in addition.
The invention discloses a kind of drip irrigation rhizosphere acidic fertilizier, mainly comprise following with the raw material of parts by weight: ammonium sulfate and 3,4-dimethyl pyrazole phosphoric acid salt (DMPP) add up to: 20 ~ 28 parts, wherein ammonium sulfate: DMPP=471.4:1; Ureaphil 48 ~ 55 parts; 15 ~ 20 parts, Repone K; Zinc Sulphate Heptahydrate 2 ~ 5 parts.
As preferred forms, the described following raw material composition according to parts by weight: ammonium sulfate and DMPP add up to 26 parts, Ureaphil 55 parts, 15 parts, Repone K, Zinc Sulphate Heptahydrate 4 parts.In above raw material composition, wherein effectively nutrition contains N:15.2%, P
2o
5: 24.7%, K
2o:9.4%, Zn:0.91%.
The preparation method of described drip irrigation rhizosphere acidic fertilizier, it is characterized in that with parts by weight, main raw material is respectively: 20 ~ 28 parts, ammonium sulfate, Ureaphil 48 ~ 55 parts, 15 ~ 20 parts, Repone K, Zinc Sulphate Heptahydrate 2 ~ 5 parts, 3,4-dimethyl pyrazole phosphoric acid salt (DMPP) 0.04 ~ 0.06 part; As preferred forms, the described following raw material composition according to parts by weight: ammonium sulfate and DMPP add up to 26 parts, Ureaphil 55 parts, 15 parts, Repone K, Zinc Sulphate Heptahydrate 4 parts.
By the raw material of said ratio grinding and sieving separately, crossing grit number is 45 ~ 50 orders; Again by separating twice after the raw material blending after sieving, and secondary sieves, and it is 70 ~ 80 orders that described secondary crosses grit number.
Compared with prior art, advantage of the present invention:
Patent application of the present invention is easily fixed for phosphorus on alkaline soil and part trace element, and utilization rate of fertilizer is low; Neutral or the calcium ion of slightly acidic drip irrigation fertilizer easily and in water is formed and precipitates and the problems such as blocking dropping head, provides a kind of economical and practical drip irrigation rhizosphere acidic fertilizier and preparation method thereof.
Drip irrigation is a kind of water-saving irrigation technique realizing soil localized irrigation, has the feature of little filling amount, high frequency time, nearly root irrigation.The present invention is namely by the These characteristics of drip irrigation, souring agent is mixed with fertilizer, by drip irrigation on a small quantity, repeatedly, nearly root, drop into soil partly, realize the acidifying time length longer, souring agent consumption is less, reduces soil fixing fertilizer, improve the validity of soil nutrient partly, reach and improve crop alimentary, improve utilization rate of fertilizer and soil nutrient utilization ratio, the object increased production and improved productivity.
Crop NH
4 +after can by the H of the mole numbers such as root system release
+to in soil, this sour environment in calcareous-alkaline soil near root system is conducive to being dissolved by the nutrient of soil fixing and entering the soil solution, is conducive to the absorption of crop to soil nutrient.But owing to extensively there is nitrobacteria in soil, people is the NH applied
4 +namely NO is converted in one week
3 -, Rhizosphere acidification is disappeared.Add nitrification inhibitor and can suppress Nitrification intensity, the long period keeps nitrogen with NH
4 +form exists, and maintains the longer Rhizosphere acidification time.The present invention utilizes this feature, in drip irrigation rhizosphere acidic fertilizier, add NH
4 +nitrogenous fertilizer and add nitrification inhibitor, the fertilizer that this patent is produced has soil local acidifying and the dual characteristics of Rhizosphere acidification, becomes a kind of and is applicable to drip irrigation, have the new-type fertilizer of remarkable acidified soil effect.
Drip irrigation rhizosphere acidic fertilizier provided by the invention is applicable to drip irrigation and uses, and has the double effects of local acidified soil and Rhizosphere acidification, can suppress soil fixing nutrient, increase nutrient availability, be conducive to the absorption of crop to nutrient.Utilization rate of fertilizer is high, and production-increasing function is obvious.
Drip irrigation rhizosphere acidic fertilizier provided by the invention can prevent from fertilizer from being formed with calcium ion in irrigation water precipitating, prevent emitter clogging, improves irrigation uniformity.
Drip irrigation rhizosphere acidic fertilizier nutrient content provided by the invention is high, and nutrients ratio meets crop nutrition content needs.
The preparation method technique of fertilizer of the present invention is simple, easy to operate.
The impact being drip irrigation rhizosphere acidic fertilizier below on calcareous-alkaline soil pH, available phosphorus content, output of cotton and phosphorus absorbed dose and utilization rate of fertilizer:
1, experimental field overview:
Test and carry out in testing station of agricultural college of Shihezi Univ.This test site belongs to arid, semiarid climatic region, and steam output is greater than quantity of precipitation, and day and night temperature is large, and soil is calcareous soil, and soil pH is 8.42, CaCO
3content 12.8%, irrigation water pH is 7.96.
2, test design:
For to study thing be cotton, under the benchmark waiting nutrient consumption, carry out the response test of cotton to drip irrigation rhizosphere acidic fertilizier and common fertilizer, test arranges 2 process, 3 repetitions.Process as follows:
Process 1 be conventional fertilizer application as a control group; Process 2 is acid fertile for using drip irrigation rhizosphere of the present invention.
Test two process base manure all uses double superhosphate 9.8kg/ mu and potassium sulfate 8.6kg/ mu.Topdress process 1 for urea 50.3kg/ mu, monoammonium phosphate 7.4kg/ mu and potassium sulfate 3.4kg/ mu, and process 2 is the acid fertile 18.2kg/ mu+46kg/ mu urea of drip irrigation rhizosphere, all adopts the mode of filling with water droplet to execute in cotton field.
3, sample collection method and mensuration:
Before experimental field mugineic acid fertilizer and cotton boll blowing results time measure each little offset water dropper 10cm, 0-20cm, 20-40cm deep soil pH and available phosphorus.The method of sampling: every community earth boring auger multidraw is mixed into a sample and analyzes.
4, output of cotton measures:
Cotton boll blowing Hou Ge community is carried out survey by 1/100 mu and is produced, and measures each single basal munure; Press, in, upper bell respectively gather complete blow-of-cottons 50, cotton, weigh, calculate output.
Test-results is as shown in the table:
Table 1. soil acidification effect
Table 2. adds DMPP to NH in soil
4 +the impact of-N retention time
The change of table 3. soil and plant phosphorus and phosphate fertilizer utilization efficiency
Table 4. output of cotton and formation
From acidizing effect, the pH value that conventional fertilizer application reduces nearly root region soil compared by drip irrigation rhizosphere acidic fertilizier, 0-20cm and 20-40cm reduces 0.22 and 0.16 unit respectively, is then respectively 8.12 and 4.78mg/kg to the volume of activation of soil phosphorus.When ammonium nitrogen is used together with nitrification inhibitor (DMPP), soil ammonium-state can remain higher concentration for a long time, is convenient to crop and absorbs the effectively a large amount of of ammonium nitrogen and play physiology acidification.Deng under nutrient consumption, use the content that drip irrigation acidic rhizosphere fertilizer improves available phosphorus in soil, be conducive to the absorption of plant, the phosphorus that plant absorbs adds 0.51kg/ mu; Compare conventional fertilizer application, phosphate fertilizer utilization efficiency improves nearly 13%; Be conducive to the nutrient levels that Soil conservation is certain simultaneously.
From output of cotton and structure of output, the acid fertile increase facilitating output of cotton by increasing single basal munure of drip irrigation rhizosphere, Single boll weight also slightly increases simultaneously, and stimulation ratio reaches 20.1%.
As can be seen here, drip irrigation rhizosphere acidic fertilizier of the present invention coordinates drip irrigation system repeatedly to execute with water droplet effectively can reduce nearly root region soil pH, and improve soil microcell environment, improve soil P availability, significantly improve output of cotton, and feasibility is strong, efficiency is high.Drip irrigation local acidification can be played, the physiology acidification of ammonium sulfate can be played again, meet the nutrient needed for plant-growth simultaneously.The full water-soluble of fertilizer and acidity can avoid emitter clogging phenomenon again, ensure the homogeneous of liquid manure supply, extend the work-ing life of drip irrigation system simultaneously, reduce unit cost further.
Embodiment
Embodiment 1:
A kind of drip irrigation rhizosphere acidic fertilizier, mainly comprises following with the raw material of parts by weight: ammonium sulfate and DMPP add up to 26 parts, wherein ammonium sulfate: DMPP=471.4:1; Ureaphil 55 parts; 15 parts, Repone K; Zinc Sulphate Heptahydrate 4 parts; Wherein effectively nutrition contains N:15.2%, P
2o
5: 24.7%, K
2o:9.4%, Zn:0.91%.Total nutrient content >=50%, meets Ministry of Agriculture water soluble fertilizer NY:1107-2010 requirement.
By the raw material of said ratio grinding and sieving separately, crossing grit number is 45 orders; Again by separating twice after the raw material blending after sieving, and secondary sieves and can obtain drip irrigation rhizosphere acidic fertilizier, and it is 70 orders that described secondary crosses grit number.
Described drip irrigation rhizosphere acidic fertilizier, soluble in water, use while farm crop carry out drip irrigation, farm crop can effectively absorb the nutrient of fertilizer, and utilization ratio is high, and effect of increasing production is obvious.
Embodiment 2:
Compared with embodiment 1, the difference of the present embodiment is a kind of drip irrigation rhizosphere acidic fertilizier, mainly comprises following with the raw material of parts by weight: ammonium sulfate and DMPP add up to 20 parts, Ureaphil 55 parts, 20 parts, Repone K, Zinc Sulphate Heptahydrate 5 parts.
By the raw material of said ratio grinding and sieving separately, crossing grit number is 50 orders; Again by separating twice after the raw material blending after sieving, and secondary sieves, and it is 70 orders that described secondary crosses grit number.
Embodiment 3:
Compared with embodiment 1, the difference of the present embodiment is a kind of drip irrigation rhizosphere acidic fertilizier, mainly comprises following with the raw material of parts by weight: ammonium sulfate and DMPP add up to 24 parts, Ureaphil 54 parts, 18 parts, Repone K, Zinc Sulphate Heptahydrate 4 parts.
By the raw material of said ratio grinding and sieving separately, crossing grit number is 45 orders; Again by separating twice after the raw material blending after sieving, and secondary sieves, and it is 70 orders that described secondary crosses grit number.
Embodiment 4:
Compared with embodiment 1, the difference of the present embodiment is a kind of drip irrigation rhizosphere acidic fertilizier, mainly comprises following with the raw material of parts by weight: ammonium sulfate and DMPP add up to 28 parts, Ureaphil 48 parts, 19 parts, Repone K, Zinc Sulphate Heptahydrate 5 parts.
By the raw material of said ratio grinding and sieving separately, crossing grit number is 48 orders; Again by separating twice after the raw material blending after sieving, and secondary sieves, and it is 80 orders that described secondary crosses grit number.
Embodiment 5:
Compared with embodiment 1, the difference of the present embodiment is a kind of drip irrigation rhizosphere acidic fertilizier, mainly comprises following with the raw material of parts by weight: ammonium sulfate and DMPP add up to 28 parts, Ureaphil 51 parts, 19 parts, Repone K, Zinc Sulphate Heptahydrate 2 parts.
By the raw material of said ratio grinding and sieving separately, crossing grit number is 50 orders; Again by separating twice after the raw material blending after sieving, and secondary sieves, and it is 80 orders that described secondary crosses grit number.
Embodiment 6:
Compared with embodiment 1, the difference of the present embodiment is a kind of drip irrigation rhizosphere acidic fertilizier, mainly comprises following with the raw material of parts by weight: ammonium sulfate and DMPP add up to 27 parts, Ureaphil 53 parts, 17 parts, Repone K, Zinc Sulphate Heptahydrate 3 parts.
By the raw material of said ratio grinding and sieving separately, crossing grit number is 50 orders; Again by separating twice after the raw material blending after sieving, and secondary sieves, and it is 70 orders that described secondary crosses grit number.
Claims (4)
1. a drip irrigation rhizosphere acidic fertilizier, is characterized in that mainly comprising following with the raw material of parts by weight: ammonium sulfate and 3,4-dimethyl pyrazole phosphoric acid salt (DMPP) add up to: 20 ~ 28 parts, wherein ammonium sulfate: DMPP=471.4:1; Ureaphil 48 ~ 55 parts; 15 ~ 20 parts, Repone K; Zinc Sulphate Heptahydrate 2 ~ 5 parts.
2. drip irrigation rhizosphere acidic fertilizier as claimed in claim 1, is characterized in that described consisting of according to the raw material of parts by weight: ammonium sulfate and DMPP add up to 26 parts, Ureaphil 55 parts, 15 parts, Repone K, Zinc Sulphate Heptahydrate 4 parts.
3. the preparation method of drip irrigation rhizosphere acidic fertilizier as claimed in claim 1, it is characterized in that with parts by weight, main raw material is respectively: 20 ~ 28 parts, ammonium sulfate, Ureaphil 48 ~ 55 parts, 15 ~ 20 parts, Repone K, Zinc Sulphate Heptahydrate 2 ~ 5 parts, 3,4-dimethyl pyrazole phosphoric acid salt (DMPP) 0.04 ~ 0.06 part;
By the raw material of said ratio grinding and sieving separately, crossing grit number is 45 ~ 50 orders; Again by separating twice after the raw material blending after sieving, and secondary sieves, and it is 70 ~ 80 orders that described secondary crosses grit number.
4. the preparation method of drip irrigation rhizosphere acidic fertilizier as claimed in claim 3, is characterized in that described consisting of according to the raw material of parts by weight: ammonium sulfate and DMPP add up to 26 parts, Ureaphil 55 parts, 15 parts, Repone K, Zinc Sulphate Heptahydrate 4 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410516076.XA CN104262057B (en) | 2014-09-29 | 2014-09-29 | A kind of drip irrigation rhizosphere acidic fertilizier and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410516076.XA CN104262057B (en) | 2014-09-29 | 2014-09-29 | A kind of drip irrigation rhizosphere acidic fertilizier and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104262057A true CN104262057A (en) | 2015-01-07 |
| CN104262057B CN104262057B (en) | 2016-06-22 |
Family
ID=52153679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410516076.XA Expired - Fee Related CN104262057B (en) | 2014-09-29 | 2014-09-29 | A kind of drip irrigation rhizosphere acidic fertilizier and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104262057B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105218200A (en) * | 2015-11-11 | 2016-01-06 | 石河子大学 | High phosphoric acidity liquid fertilizer and preparation method thereof |
| CN105237306A (en) * | 2015-11-04 | 2016-01-13 | 石河子大学 | Acidic drip irrigation fertilizer for processing tomatoes and preparation method |
| CN107652038A (en) * | 2017-10-11 | 2018-02-02 | 金正大生态工程集团股份有限公司 | A kind of method that sulphur urea phosphate fertilizer is produced using urea phosphate mother liquor |
| CN107892597A (en) * | 2017-10-11 | 2018-04-10 | 菏泽金正大生态工程有限公司 | A kind of sulphur urea phosphate fertilizer and preparation method and application |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6461399B1 (en) * | 1999-12-10 | 2002-10-08 | Larry V. Connell | Organic material based uniprill fertilizer |
| CN101318858A (en) * | 2007-10-24 | 2008-12-10 | 石河子大学 | Clear liquid complex fertilizer special for high concentration drip irrigation and method of preparing the same |
| CN102633579A (en) * | 2012-05-15 | 2012-08-15 | 吉林省隆源农业生产资料集团有限公司 | Special water-soluble fertilizer for corn at drought region |
| CN102795944A (en) * | 2012-09-04 | 2012-11-28 | 德州市元和农业科技开发有限责任公司 | Soil-improving bio-fertilizer and preparation method thereof |
| CN103190236A (en) * | 2013-04-28 | 2013-07-10 | 石河子大学 | Harmless fertilizing method for improving cotton yield by utilizing drip irrigation cotton under mulch of biogas slurry |
| CN103435395A (en) * | 2013-05-02 | 2013-12-11 | 石河子大学 | Drip-irrigation type salt stress-alleviating and disease-preventing biological bacterial fertilizer and preparation method thereof |
-
2014
- 2014-09-29 CN CN201410516076.XA patent/CN104262057B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6461399B1 (en) * | 1999-12-10 | 2002-10-08 | Larry V. Connell | Organic material based uniprill fertilizer |
| CN101318858A (en) * | 2007-10-24 | 2008-12-10 | 石河子大学 | Clear liquid complex fertilizer special for high concentration drip irrigation and method of preparing the same |
| CN102633579A (en) * | 2012-05-15 | 2012-08-15 | 吉林省隆源农业生产资料集团有限公司 | Special water-soluble fertilizer for corn at drought region |
| CN102795944A (en) * | 2012-09-04 | 2012-11-28 | 德州市元和农业科技开发有限责任公司 | Soil-improving bio-fertilizer and preparation method thereof |
| CN103190236A (en) * | 2013-04-28 | 2013-07-10 | 石河子大学 | Harmless fertilizing method for improving cotton yield by utilizing drip irrigation cotton under mulch of biogas slurry |
| CN103435395A (en) * | 2013-05-02 | 2013-12-11 | 石河子大学 | Drip-irrigation type salt stress-alleviating and disease-preventing biological bacterial fertilizer and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 刘洪亮，等: "新型硝化抑制剂对膜下滴灌棉田抑制效果及棉花产量的影响", 《新疆农业科学》 * |
| 刘涛，等: "三种硝化抑制剂在石灰性土壤中的应用效果比较", 《土壤》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105237306A (en) * | 2015-11-04 | 2016-01-13 | 石河子大学 | Acidic drip irrigation fertilizer for processing tomatoes and preparation method |
| CN105218200A (en) * | 2015-11-11 | 2016-01-06 | 石河子大学 | High phosphoric acidity liquid fertilizer and preparation method thereof |
| CN107652038A (en) * | 2017-10-11 | 2018-02-02 | 金正大生态工程集团股份有限公司 | A kind of method that sulphur urea phosphate fertilizer is produced using urea phosphate mother liquor |
| CN107892597A (en) * | 2017-10-11 | 2018-04-10 | 菏泽金正大生态工程有限公司 | A kind of sulphur urea phosphate fertilizer and preparation method and application |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104262057B (en) | 2016-06-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101318858B (en) | Clear liquid complex fertilizer special for high concentration drip irrigation and method of preparing the same | |
| CN105027788B (en) | A kind of fertilization of rice method | |
| CN101638335A (en) | High concentration drip irrigation fertilizer exclusively used in fruit enlargement period of grapes and preparation method thereof | |
| CN103477776B (en) | Fertilization method | |
| CN105330437B (en) | A kind of red soil wasteland solanaceous vegetables special nutrient set fertilizer and its method of administration | |
| CN104892164B (en) | A kind of water-soluble fertilizer synergist | |
| CN104262057B (en) | A kind of drip irrigation rhizosphere acidic fertilizier and preparation method thereof | |
| CN104311260A (en) | Upland-field rice seedling bed conditioner | |
| CN103563708A (en) | Fertilizing method for peach trees | |
| CN104829356A (en) | Fertilizer for mulberry planting | |
| CN102701870B (en) | Modified glutamic acid fertilizer synergist and production method and application thereof | |
| CN104108974B (en) | A kind of liquid fertilizer for nursing one's health acidified soil and application thereof | |
| CN103004350B (en) | Balanced fertilization method for planting of coffea arabica | |
| CN105016851A (en) | Nutrient solution in soilless culture of camellia and preparation method therefor | |
| CN107241954A (en) | A kind of middle high-yield field rice high yield fertilizing method | |
| CN108689780A (en) | The method that the sustained release organic composite base manure for being suitble to salt-soda soil to use is produced using ardealite | |
| CN105237306A (en) | Acidic drip irrigation fertilizer for processing tomatoes and preparation method | |
| CN110759777A (en) | Special liquid compound fertilizer suitable for lateral deep application of rice and preparation method thereof | |
| CN102643126A (en) | Fertilizer special for cabbages and manufacturing method thereof | |
| CN104961525A (en) | Environment-friendly high-yield tomato fertilizer application method | |
| CN103109633A (en) | Fertilization method for improving yield of sugar grass | |
| CN105272470A (en) | Balanced fertilization method for sunflower plantation | |
| CN105399560A (en) | Special liquid composite fertilizer for cotton | |
| CN102498813B (en) | Fertilizing method for orchard grass | |
| CN104447136A (en) | Sustained release special fertilizer suitable for inland saline-alkali soil forage grass sorghum |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20170929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |