CN101182260A - Special controlled-release fertilizer for sulfur, resin film coated wheat and manufacturing method therefor - Google Patents
Special controlled-release fertilizer for sulfur, resin film coated wheat and manufacturing method therefor Download PDFInfo
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- CN101182260A CN101182260A CNA2007101140061A CN200710114006A CN101182260A CN 101182260 A CN101182260 A CN 101182260A CN A2007101140061 A CNA2007101140061 A CN A2007101140061A CN 200710114006 A CN200710114006 A CN 200710114006A CN 101182260 A CN101182260 A CN 101182260A
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Abstract
The invention relates to a special controlled release fertilizer for wheat and a preparation method thereof and belongs to the technical field of sustained release fertilizer and controlled release fertilizer. According to the rule of the fertilizer requirement of the wheat, the invention remixes 5 percent, 6 percent and 7 percent thermoplastic resin coated urea, sulfur coated urea, potassium chloride complex fertilizer, the potassium chloride, diammonium phosphate and zinc sulfate exactly to form the special controlled release fertilizer for wheat. The nutrient release rule of the controlled release fertilizer is in accordance with the nutrition absorption rule of the wheat, and the cost of the controlled release fertilizer is reduced; no more fertilization is required after one time of the fertilization of the controlled release fertilizer before the wheat is seeded, which reduces the labor intensity of the farmer and the labor cost.
Description
Technical field
The present invention relates to a kind of crop special-purpose control-release fertilizer that utilizes coating sulphur, coating thermoplastic resin to produce, relate in particular to a kind of wheat special controlled release fertilizer and manufacture method thereof, belong to slow/controlled release fertilizer technology field.
Background technology
Wheat is one of worldwide important food crop, and it is main grain ration with wheat that there is the population more than 1/3rd in the whole world.The still of paramount importance in the world commodity grain of wheat, the year volume of trade of world wheat is about 100,000,000 tons, surpasses the summation of every other cereal.China is maximum in the world Wheat Production state and wheat consumption state, is the center of world wheat production and consumption.
According to existing fertilizer variety and fertilizer practice, China mainly adopts base manure and the mode of topdressing and combining aspect wheat fertilizing, the time applying the part fertilizer except that sowing in life of wheat, at least carry out topdressing for twice, topdressing, spread fertilizer over the fields on general employing surface and combination is watered, cause the fertilizer that imposes on soil surface because various approach such as volatilization, loss lose in a large number, cause utilization rate of fertilizer low.
Controlled release fertilizer is exactly that the releasing rule of fertilizer nutrient and the nutrition absorption of crop match, and both can realize that the single fertilization saving of labor is efficient, can increase substantially utilization rate of fertilizer again.But the price height of controlled release fertilizer in the world, general field crop can't utilize.In order to reduce the price of controlled release fertilizer, the inorganic coated fertilizer of domestic scholars research and utilization, water-soluble polymer coated fertilizer etc. are produced controlled release fertilizer.Compare with common fertilizer, the nutrient of these fertilizer has certain slow release effect, but because coated fertilizer is water miscible, and their nutrient releasing speed mainly is subjected to moisture effects, and is therefore, long for wheat this vegetative period, water the big crop bad adaptability of the water yield.
Summary of the invention
At the deficiencies in the prior art, the invention provides a kind of regulation of fertilizer requirement according to wheat, sulphur, thermoplastic resin membrane wrapping fertilizer nutrient different controlled release fertilizer time of releasing are carried out composite, form wheat proiprietary formula controlled release fertilizer.This controlled release fertilizer not only nutrient absorption law of nutrient element releasing rule and wheat matches, and has reduced fertilizer cost, makes the peasant be easy to accept.Single-dose application when the fertile employing of this controlled release is simultaneously sowed is no longer topdressed later on, has reduced peasant's labour intensity and recruitment cost, has reduced fertilizer loss simultaneously, has improved utilization rate of fertilizer.
Technical scheme of the present invention is as follows:
Sulphur, resin film coated wheat special-purpose control-release fertilizer, feed composition is as follows, is weight part:
30～50 parts in 6% thermoplastic resin membrane wrapping urea
15～30 parts in 7% thermoplastic resin membrane wrapping urea
10～20 parts in 8% thermoplastic resin membrane wrapping urea
250～300 parts in sulfur coating urea
300～600 parts of Repone K composite fertilizers
30～200 parts in Repone K
100～200 parts of diammonium phosphate
5～15 parts in zinc sulfate.
Above-mentioned raw materials is the commercially available prod, wherein:
6% thermoplastic resin membrane wrapping urea is meant that the coating layer quality is 6% of a total mass, and Shandong Kingenta Bio-engineering Stock Co., Ltd. produces and sells, and model is KTP04 (43-0-0);
7% thermoplastic resin membrane wrapping urea is meant that the coating layer quality is 7% of a total mass, and Shandong Kingenta Bio-engineering Stock Co., Ltd. produces and sells, and model is KTP05 (43-0-0);
8% thermoplastic resin membrane wrapping urea is meant that the coating layer quality is 8% of a total mass, and Shandong Kingenta Bio-engineering Stock Co., Ltd. produces and sells, and model is KTP06 (43-0-0);
Sulfur coating urea Shandong Kingenta Bio-engineering Stock Co., Ltd. produces and sells, and model is KWS03 (35-0-0);
In the Repone K composite fertilizer, nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content be respectively 18%, 18%, 18% or nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content be respectively 15%, 15%, 15%; Be mass percent.
The content 55-65% mass percent of potassium oxide in the Repone K raw material;
Nitrogen, phosphorus pentoxide content are respectively 18%, 46% in the diammonium phosphate, mass percent.
The particle diameter of above-mentioned all raw materials is good in 2～4 millimeters scopes all.
Further preferred, wheat special controlled release fertilizer, feed composition is as follows, is weight part:
40～45 parts in 6% thermoplastic resin membrane wrapping urea
25～30 parts in 7% thermoplastic resin membrane wrapping urea
10～15 parts in 8% thermoplastic resin membrane wrapping urea
280～300 parts in sulfur coating urea
500～550 parts of Repone K composite fertilizers
40～50 parts in Repone K
80～100 parts of diammonium phosphate
8～10 parts in zinc sulfate.
The preparation method of wheat special controlled release fertilizer of the present invention puts into stirrer together with above-mentioned each raw material and stirred 5～10 minutes, and fully mixing promptly.Then the fertilizer that mixes is sent into metering, wrapping machine measures, packs.
The application of wheat special controlled release fertilizer of the present invention is to be that base manure once applies at the wheat cultivation previous crops, need not impose again.
Excellent results of the present invention is as follows:
1. the nutrient controlled-release effect is good
Coated fertilizer mainly is thermoplastic resin and sulphur in the wheat special controlled release fertilizer prescription, the nutrient of these controlled release fertilizer discharges and is subjected to temperature and moisture effects simultaneously, so although the wheat growth phase is very long, and need water in a large number with the beginning of spring winter before, but because temperature is low, the nutrient in the controlled release fertilizer discharges but seldom.Spring, temperature raise, and wheat growth speeds up, and nutrient need increases, and the nutrient releasing speed of controlled release fertilizer is also accelerated.
2. nutrient reasonable ratio
According to test, every production double centner wheat seed needs to absorb about 3 kilograms of purity nitrogens, absorbs 1～1.5 kilogram of Vanadium Pentoxide in FLAKES, absorbs about 3 kilograms of potassium oxides, and nitrogen, phosphorus, potassium three's ratio is approximately 1: 0.33: 1.According to this assimilation ratio, nitrogen, phosphorus, the potassium ratio prescription of wheat special controlled release fertilizer design are 1: 0.42～0.56: 0.54～1.00.This prescription is applicable to the most of edaphic condition of China, and middle-and-low-yielding fields suitably improve the ratio of nitrogen in prescription, because the order of middle-and-low-yielding fields nutrient deficiency is nitrogen＞phosphorus＞potassium.The high-yield field is because the more nitrogenous fertilizer of long-term application, and nitrogen has certain accumulation in soil, and in the soil phosphorus, potassium particularly potassium is on the low side relatively, and potassium has the disease-resistant wheat of raising, lodging tolerance, so phosphorus, potassium ratio suitably should be improved.
3. the fertile nitrogen nutrient of controlled release discharges with the wheat absorption and matches
According to the study, to two peaks that are absorbed with of nitrogen, one is to tiller to surviving the winter to wheat throughout one's life, though wheat seeding is little, requirement is bigger, accounts for 13.5% of total requiremants, and another is that jointing arrives booting, the plant ramp, and requirement sharply increases, and accounts for 37.3% of total amount; The distribution of nitrogen is that quick-acting nitrogen accounts for 10%～30% in the wheat special controlled release fertilizer prescription, for wheat seedling stage to the utilization of surviving the winter; Sulfur coating urea accounts for 30-50%, absorbs to booting for the wheat jointing; Resin coated urea accounts for 10%～20%, is used to prevent that the wheat later stage from taking off fertilizer.
4. promotion wheat increase yield improves utilization rate of fertilizer, reduces labour cost
Wheat special controlled release fertilizer is compared the obvious chlorophyllous content of wheat that improved with common quick-acting chemical fertilizer; Increase thousand seed weight, grain yield, the biological yield of wheat; Reduce fertilizer application frequency, saved labor capacity, improved utilization rate of fertilizer, had remarkable economic efficiency.
Description of drawings
Fig. 1 is the nutrient absorption law graphic representation of embodiment 1 wheat special controlled release fertilizer nutrient element releasing rule and wheat, thick line is the fertile nitrogen nutrient releasing rule of a controlled release line, fine rule is the nitrogen nutrition absorbing rule curve of wheat, and X-coordinate is the time after wheat is emerged, and ordinate zou is a nitrogen nutrient quantity.
Embodiment
Below in conjunction with embodiment the present invention is described in further details, but is not limited thereto.The raw materials used commercially available prod that is among the embodiment, wherein 6% thermoplastic resin membrane wrapping urea is that Shandong Kingenta Bio-engineering Stock Co., Ltd.'s product is sold, model is KTP04 (43-0-0); 7% thermoplastic resin membrane wrapping urea is that Shandong Kingenta Bio-engineering Stock Co., Ltd.'s product is sold, and model is KTP05 (43-0-0); 8% thermoplastic resin membrane wrapping urea is that Shandong Kingenta Bio-engineering Stock Co., Ltd.'s product is sold, and model is KTP06 (43-0-0); Sulfur coating urea Shandong Kingenta Bio-engineering Stock Co., Ltd. produces and sells, and model is KWS03 (35-0-0); In the Repone K composite fertilizer, nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 18%, 18%, 18%, mass percent, and Shandong Kingenta Bio-engineering Stock Co., Ltd. produces.The content 60% of potassium oxide in the Repone K raw material, mass percent; The particle diameter of all raw materials is all in 2～4 millimeters scopes.
Embodiment 1: wheat special controlled release fertilizer, total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 24%, 10%, 13%, are mass percent.Feed composition is as follows:
6% thermoplastic resin membrane wrapping urea 45kg
7% thermoplastic resin membrane wrapping urea 30kg
8% thermoplastic resin membrane wrapping urea 15kg
Sulfur coating urea 300kg
Repone K composite fertilizer 550kg
Repone K 50kg
Zinc sulfate 10kg.
The preparation method: above-mentioned each raw material is put into stirrer together stirred 5～10 minutes, fully mixing promptly.Then the fertilizer that mixes is sent into metering, wrapping machine measures, packs.
Embodiment 2: wheat special controlled release fertilizer, total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 20%, 10%, 20%, are mass percent.Feed composition is as follows:
6% thermoplastic resin membrane wrapping urea 45kg
7% thermoplastic resin membrane wrapping urea 30kg
8% thermoplastic resin membrane wrapping urea 15kg
Sulfur coating urea 260kg
Repone K composite fertilizer 300kg
Diammonium phosphate 100kg
Repone K 240kg
Zinc sulfate 10kg.
The preparation method is with embodiment 1.
Comparative Examples:
Common urea (nutrient content 46%)
Repone K composite fertilizer (total nutrient content 45%)
The effect of above embodiment 1～2 and Comparative Examples is as follows:
For the examination wheat breed is Jimai 19, and soil is the loamy texture cinnamon soil, and wheat special controlled release fertilizer is to be that base manure once applies at the wheat cultivation previous crops, need not impose again.Fertilizer is used by peasant's custom of applying fertilizer and is divided base manure and topdress and use in the Comparative Examples, specific practice is, by the fertilizer amount of 600 kilograms of Repone K composite fertilizers of per hectare and 450 kilograms of urea, turn over after composite fertilizer spreads fertilizer over the fields before wheat cultivation and bury in the Comparative Examples, urea spread fertilizer over the fields in soil surface in the jointing stage.Each embodiment of special-purpose control-release fertilizer establishes two fertilizer amounts, and one is identical with the Comparative Examples fertilizer amount, and another is to reduce fertilizer amount 20% than Comparative Examples.Turn over after all special-purpose control-release fertilizers all spread fertilizer over the fields before wheat cultivation and bury.Effect such as following table are listed:
| Reduce fertilizer amount (%) than Comparative Examples | Yield-increasing efficiency (%) | Estimate | |
| Embodiment 1 | 0 | 21.8 | Effect of increasing production is good, and fertilizer cost is higher, and saving of labor, laborsaving can promote. |
| 20 | 12.5 | Effect of increasing production is better, and labor force's input cost reduces, and is worthy to be popularized. | |
| |
0 | 19.3 | Effect of increasing production is good, and fertilizer cost is higher, and saving of labor, laborsaving can promote. |
| 20 | 8.7 | Effect of increasing production is better, and labor force's input cost all reduces, and is worthy to be popularized. | |
| Comparative Examples | - | - | Utilization rate of fertilizer is low, is difficult for promoting. |
Claims (4)
1. wheat special controlled release fertilizer is characterized in that feed composition is as follows, is weight part:
30～50 parts in 6% thermoplastic resin membrane wrapping urea
15～30 parts in 7% thermoplastic resin membrane wrapping urea
10～20 parts in 8% thermoplastic resin membrane wrapping urea
250～300 parts in sulfur coating urea
300～600 parts of Repone K composite fertilizers
30～200 parts in Repone K
100～200 parts of diammonium phosphate
5～15 parts in zinc sulfate.
2. wheat special controlled release fertilizer as claimed in claim 1 is characterized in that feed composition is as follows, is weight part:
40～45 parts in 6% thermoplastic resin membrane wrapping urea
25～30 parts in 7% thermoplastic resin membrane wrapping urea
10～15 parts in 8% thermoplastic resin membrane wrapping urea
280～300 parts in sulfur coating urea
500～550 parts of Repone K composite fertilizers
40～50 parts in Repone K
80～100 parts of diammonium phosphate
8～10 parts in zinc sulfate.
3. the preparation method of the described wheat special controlled release fertilizer of claim 1 puts into stirrer together with each raw material and stirred 5～10 minutes, and fully mixing promptly.
4. the application of the described wheat special controlled release fertilizer of claim 1 is characterized in that at the wheat cultivation previous crops being that base manure once applies, and need not impose again.
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| CNB2007101140061A CN100429185C (en) | 2007-10-31 | 2007-10-31 | Special controlled-release fertilizer for sulfur, resin film coated wheat and manufacturing method therefor |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102795928A (en) * | 2012-07-27 | 2012-11-28 | 山东农大肥业科技有限公司 | Special sulfur and resin double-coated humic acid controlled-release fertilizer suitable for culturing potatoes in arched shed |
| CN102795929A (en) * | 2012-07-27 | 2012-11-28 | 山东农大肥业科技有限公司 | Polymer-sulfur double coated humic acid sustained and controlled-release fertilizer dedicated for wheat |
| CN102850132A (en) * | 2012-09-24 | 2013-01-02 | 菏泽金正大生态工程有限公司 | Preparation method of mechanically fertilized controlled-release fertilizer special for winter wheat |
| CN104355882A (en) * | 2014-11-16 | 2015-02-18 | 刘健 | Special formulated fertilizer applied to wheat |
| CN104355883A (en) * | 2014-11-16 | 2015-02-18 | 刘健 | Special formulated fertilizer for wheat |
| CN104788241A (en) * | 2015-04-30 | 2015-07-22 | 河南神州大化肥业有限公司 | Special humic acid controlled-release mixed fertilizer for wheat |
| CN108191493A (en) * | 2018-02-02 | 2018-06-22 | 华中农业大学 | It is a kind of suitable for the slow-release fertilizer specially for wheat of yellowish soil and application |
| CN108496719A (en) * | 2018-04-18 | 2018-09-07 | 安徽省农业科学院土壤肥料研究所 | A kind of wheat gently simplifies implantation methods |
| CN110304969A (en) * | 2019-08-13 | 2019-10-08 | 苏建平 | A kind of wheat special controlled release fertilizer, preparation method and its application |
| CN110483174A (en) * | 2019-08-30 | 2019-11-22 | 江苏村村配农业科技有限公司 | A kind of formula fertilizer for good quality wheat production |
| CN111153738A (en) * | 2020-01-13 | 2020-05-15 | 中化农业（临沂）研发中心有限公司 | Sustained-release synergistic wheat topless special fertilizer and preparation method thereof |
Family Cites Families (3)
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| CN1021113C (en) * | 1990-02-09 | 1993-06-09 | 荣成市农业技术推广中心 | Seed manure for weat |
| CN1188754A (en) * | 1997-01-24 | 1998-07-29 | 边云卿 | Compound mixed fertilizer and preparation method thereof |
| CN1257136C (en) * | 2004-09-29 | 2006-05-24 | 山东农业大学 | Coated controlled release fertilizer of degradable film prepared by reclaiming thermoplastic resin |
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2007
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102795928A (en) * | 2012-07-27 | 2012-11-28 | 山东农大肥业科技有限公司 | Special sulfur and resin double-coated humic acid controlled-release fertilizer suitable for culturing potatoes in arched shed |
| CN102795929A (en) * | 2012-07-27 | 2012-11-28 | 山东农大肥业科技有限公司 | Polymer-sulfur double coated humic acid sustained and controlled-release fertilizer dedicated for wheat |
| CN102850132A (en) * | 2012-09-24 | 2013-01-02 | 菏泽金正大生态工程有限公司 | Preparation method of mechanically fertilized controlled-release fertilizer special for winter wheat |
| CN102850132B (en) * | 2012-09-24 | 2014-03-26 | 菏泽金正大生态工程有限公司 | Preparation method of mechanically fertilized controlled-release fertilizer special for winter wheat |
| CN104355882A (en) * | 2014-11-16 | 2015-02-18 | 刘健 | Special formulated fertilizer applied to wheat |
| CN104355883A (en) * | 2014-11-16 | 2015-02-18 | 刘健 | Special formulated fertilizer for wheat |
| CN104788241A (en) * | 2015-04-30 | 2015-07-22 | 河南神州大化肥业有限公司 | Special humic acid controlled-release mixed fertilizer for wheat |
| CN104788241B (en) * | 2015-04-30 | 2017-12-08 | 河南神州大化肥业有限公司 | A kind of special humic acid controlled release Blending Fertilizer of wheat |
| CN108191493A (en) * | 2018-02-02 | 2018-06-22 | 华中农业大学 | It is a kind of suitable for the slow-release fertilizer specially for wheat of yellowish soil and application |
| CN108496719A (en) * | 2018-04-18 | 2018-09-07 | 安徽省农业科学院土壤肥料研究所 | A kind of wheat gently simplifies implantation methods |
| CN110304969A (en) * | 2019-08-13 | 2019-10-08 | 苏建平 | A kind of wheat special controlled release fertilizer, preparation method and its application |
| CN110483174A (en) * | 2019-08-30 | 2019-11-22 | 江苏村村配农业科技有限公司 | A kind of formula fertilizer for good quality wheat production |
| CN111153738A (en) * | 2020-01-13 | 2020-05-15 | 中化农业（临沂）研发中心有限公司 | Sustained-release synergistic wheat topless special fertilizer and preparation method thereof |
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| CN100429185C (en) | 2008-10-29 |
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Owner name: KINGENTA ECOLOGICAL ENGINEERING GROUP CO., LTD. Free format text: FORMER NAME: SHANDONG KINGENTA BIO-ENGINEERING STOCK CO., LTD. |
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Address after: 276700 Linyi Province, Linshu County, Xing County, West Street, No. 19 Patentee after: KINGENTA ECOLOGICAL ENGINEERING GROUP CO., LTD. Address before: 276700 No. 19, Da Xing Dong Street, Linshu County, Shandong Province Patentee before: Shandong Kingenta Bio-engineering Stock Co., Ltd. |
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Application publication date: 20080521 Assignee: HENAN YUYOU JINDADI TECHNOLOGY SERVICE Co.,Ltd. Assignor: KINGENTA ECOLOGICAL ENGINEERING GROUP Co.,Ltd. Contract record no.: X2021370000001 Denomination of invention: Sulfur and resin coated controlled release fertilizer for wheat and its manufacturing method Granted publication date: 20081029 License type: Common License Record date: 20210127 Application publication date: 20080521 Assignee: HEZE KINGENTA ECOLOGICAL ENGINEERING Co.,Ltd. Assignor: KINGENTA ECOLOGICAL ENGINEERING GROUP Co.,Ltd. Contract record no.: X2021370000004 Denomination of invention: Sulfur and resin coated controlled release fertilizer for wheat and its manufacturing method Granted publication date: 20081029 License type: Common License Record date: 20210127 |
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