CN101200395A - Special controlled release fertilizer for tomato and preparation method thereof - Google Patents
Special controlled release fertilizer for tomato and preparation method thereof Download PDFInfo
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- CN101200395A CN101200395A CNA2007101155438A CN200710115543A CN101200395A CN 101200395 A CN101200395 A CN 101200395A CN A2007101155438 A CNA2007101155438 A CN A2007101155438A CN 200710115543 A CN200710115543 A CN 200710115543A CN 101200395 A CN101200395 A CN 101200395A
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Abstract
The invention relates to a controlled-release fertilizer for tomato and a preparation method. The controlled-release fertilizer is prepared according to the ingredients of thermoplastic resin-coated potassium nitrate of 7 percent, thermoplastic resin-coated potassium nitrate of 8 percent, sulphur-coated fertilizer, thermoplastic resin-coated urea of 4 percent, thermoplastic resin-coated urea of 7 percent and diammonium phosphate. The controlled-release fertilizer for tomato of the invention can be fertilized before the transplant in one time without topdressing, and the yield result is better; the utilization of fertilizer can be increased with labor saving.
Description
Technical field
The present invention relates to a kind of special controlled release fertilizer for tomato and preparation method thereof, belong to slow/controlled release fertilizer technology field.
Background technology
Tomato is one of the most general fruit and vegetable of world's cultivation, and the U.S., Israel, Italy and China are major country of production.In Europe, China and Japan big area greenhouse, plastic greenhouse and other protection ground facility cultivation are arranged.Generally plant tomato all over China, cultivated area is still continuing expansion.
Tomato is an indeterminate growth type crop, can continuously yield positive results, and have considerable time cauline leaf growth to carry out simultaneously with the result.Nourish and grow and the reproductive growth of tomato must be coordinated the ability high yield and high quality, otherwise Sheng is crossed in nutrition, and particularly nitrogen is too much, because plant strain growth is prosperous excessively, causes shedding easily, causes the underproduction; If under-nutrition, then cauline leaf growth and reproductive growth contention nutrient make fruit little, poor quality.Particularly need steady and competent supply nutrition in the tomato growth process between fruiting period.
Tomato fertilising at present mainly is common composite fertilizer and urea, and they all are quick acting fertilizers, and very fast dissolving after being manured into soil makes tomato absorb a large amount of nutrients at short notice, causes nutrition to cross Sheng.Simultaneously quick acting fertilizer particularly urea do not adsorbed by soil colloid, easily with water or rainfall drip washing to the soil layer depths, tomato can not be absorbed, cause the fertilizer waste.The report that special controlled release fertilizer for tomato and preparation method thereof is not arranged at present as yet.
Summary of the invention
At the deficiencies in the prior art, the invention provides a kind of special controlled release fertilizer for tomato and preparation method thereof, utilize the Nutrient Release of sulphur, thermoplastic resin membrane wrapping fertilizer, law of nutritive absorption according to tomato carries out the composite special controlled release fertilizer for tomato that makes simultaneously, and carried out field experiment, obtained good effect.
Special controlled release fertilizer for tomato of the present invention, feed composition are as follows by weight:
40～100 parts in 7% thermoplastic resin membrane wrapping saltpetre
50～120 parts in 8% thermoplastic resin membrane wrapping saltpetre
250～350 parts of sulfur coating composite fertilizers
150～250 parts in 4% thermoplastic resin membrane wrapping urea
20～90 parts in 7% thermoplastic resin membrane wrapping urea
50～100 parts of diammonium phosphate
0～50 part in urea
150～200 parts of vitriolate of tartar
0～10 part in zinc sulfate
0～10 part of borax.
Above-mentioned raw materials is the commercially available prod, wherein:
7% thermoplastic resin membrane wrapping saltpetre is meant that the coating layer quality is 7% of a total mass, and product type is KTP05 (12-0-42); 8% thermoplastic resin membrane wrapping saltpetre is meant that the coating layer quality is 8% of a total mass, and product type is KTP06 (12-0-42); Sulfur coating composite fertilizer, product type is KWS04 (10-15-12); 4% thermoplastic resin membrane wrapping urea is meant that the coating layer quality is 4% of a total mass, and product type is KTP02 (43-0-0); 7% thermoplastic resin membrane wrapping urea is meant that the coating layer quality is 7% of a total mass, and product type is KTP05 (43-0-0); More than being Shandong Kingenta Bio-engineering Stock Co., Ltd. produces.Numerical value in the above product type bracket is the mass percentage content of N, P, K, and being that this area is conventional indicates.
Nitrogen, phosphorus pentoxide content are respectively 18%, 46% in the diammonium phosphate, and nitrogen content 45～48% in the urea, and the content 48-51% of potassium oxide is mass percent in the vitriolate of tartar.
The particle diameter of above-mentioned all raw materials is good in 2～4 millimeters scopes all.
Coating raw material in the above raw material also can be by prior art for preparing, and for example 7% thermoplastic resin membrane wrapping saltpetre, 8% thermoplastic resin membrane wrapping saltpetre, 4% thermoplastic resin membrane wrapping urea, 7% thermoplastic resin membrane wrapping urea all can be by the method preparations of CN1603288 (200410035783.3).After sulfur coating composite fertilizer can be preheated to certain temperature with compound fertilizer granules earlier, the fused molten sulfur uniformly sprays on the compound fertilizer granules again, form the sulphur film of the smooth densification of one deck, products obtained therefrom is a sulfur coating composite fertilizer, and sulfur coating layer quality is 20%～25% of total mass.Also can prepare by the first step among the CN1569774 (200410024050.X).
Further preferred, special controlled release fertilizer for tomato, feed composition is as follows, is weight part:
40～50 parts in 7% thermoplastic resin membrane wrapping saltpetre
50～60 parts in 8% thermoplastic resin membrane wrapping saltpetre
290～310 parts of sulfur coating composite fertilizers
160～180 parts in 4% thermoplastic resin membrane wrapping urea
75～85 parts in 7% thermoplastic resin membrane wrapping urea
70～80 parts of diammonium phosphate
20～30 parts in urea
150～160 parts of vitriolate of tartar
4～6 parts in zinc sulfate
4～6 parts of boraxs.
The preparation method of special controlled release fertilizer for tomato 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 special controlled release fertilizer for tomato of the present invention is that to transplant previous crops tomato be that base manure once applies, and needn't impose.
Excellent results of the present invention is as follows:
1. nutrient element releasing rule absorbs consistent tomato absorption transplanting back to nutritive element in its process of growth with tomato nutrient a peak in 30-40 days, substantially be in the stable absorption state until uproot plants after their edible portions have been harvested later on, special controlled release fertilizer for tomato, carry out thermoplastic resin membrane wrapping control-releasing fertilizer, sulfur coating composite fertilizer, the thermoplastic resin membrane wrapping saltpetre of different membrane wrapping thicknesses rationally composite, form special-purpose control-release fertilizer, make its nutrient release profiles meet the nutrition absorption of tomato substantially, can satisfy requirement in tomato time of infertility nutrition.
2. improve tomato nutrient, improving the product quality tomato products is the sappy berry, and gather continuously, accumulate nitrate easily if use more quick-acting nitrogenous fertilizer before gathering, the nitrogen of special controlled release fertilizer for tomato slowly discharges, what accumulate in soil lacks, and does not absorb so can not cause a large amount of concentrating, and has reduced the chance that nitrate accumulates in tomato.
3. minimizing nutrient loss, improving that the utilization rate of fertilizer tomato topdresses generally is to spread fertilizer over the fields in the face of land or dash with watering to execute, the former is higher owing to soil pH value on northern China soil, cause the volatilization loss of nitrogenous fertilizer ammonia easily, the latter easily moves down into the depth of soils with the soil water, tomato absorb less than, cause the fertilizer waste.Special controlled release fertilizer for tomato is to plough under in the soil after using before tomato is transplanted and one deck coating is arranged, and significantly reduces the volatilization loss of nitrogenous fertilizer.Add that dedicated release-controlled fertilizer nutrient slowly discharges, and be absorbed very soon that the nutrient ion that retains in the soil is few, obviously reduce, improved utilization rate of fertilizer to the nutrient of deep subsoil drip washing.
Description of drawings
Fig. 1 is the nutrient absorption law graphic representation of embodiment 1 special controlled release fertilizer for tomato nutrient element releasing rule and tomato, thick line is the fertile nitrogen nutrient releasing rule of a controlled release line, fine rule is the nitrogen nutrition absorbing rule curve of tomato, and X-coordinate is the time after tomato is transplanted, and ordinate is a nitrogen nutrient.
Embodiment
The invention will be further described below in conjunction with accompanying drawing, embodiment and Comparative Examples, but be not limited thereto.
The raw materials used commercially available prod that is in following examples, wherein 7% thermoplastic resin membrane wrapping saltpetre product type is KTP05 (12-0-42); 8% thermoplastic resin membrane wrapping saltpetre product type is KTP06 (12-0-42); Sulfur coating complex fertilizer product model is KWS04 (10-15-12); 4% thermoplastic resin membrane wrapping urea product model is KTP02 (43-0-0); 7% thermoplastic resin membrane wrapping urea product model is KTP05 (43-0-0); More than being Shandong Kingenta Bio-engineering Stock Co., Ltd. produces.Nitrogen, phosphorus pentoxide content are respectively 18%, 46% in the diammonium phosphate, and nitrogen content 45～48% in the urea, and the content 48-51% of potassium oxide is mass percent in the vitriolate of tartar.The particle diameter of all raw materials is all in 2～4 millimeters scopes.
Embodiment 1: special controlled release fertilizer for tomato, total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 21%, 8%, 16%, are mass percent.Feed composition is as follows:
7% thermoplastic resin membrane wrapping saltpetre 50kg
8% thermoplastic resin membrane wrapping saltpetre 60kg
Sulfur coating composite fertilizer 300kg
4% thermoplastic resin membrane wrapping urea 250kg
7% thermoplastic resin membrane wrapping urea 80kg
Diammonium phosphate 75kg
Urea 20kg
Vitriolate of tartar 155kg
Zinc sulfate 5kg
Borax 5kg.
The preparation method 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.
Embodiment 2: special controlled release fertilizer for tomato, total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 17%, 8%, 21%, are mass percent.Feed composition is as follows:
7% thermoplastic resin membrane wrapping saltpetre 100kg
8% thermoplastic resin membrane wrapping saltpetre 100kg
Sulfur coating composite fertilizer 300kg
4% thermoplastic resin membrane wrapping urea 175kg
7% thermoplastic resin membrane wrapping urea 30kg
Diammonium phosphate 75kg
Urea 30kg
Vitriolate of tartar 180kg
Zinc sulfate 5kg
Borax 5kg.
The preparation method is with embodiment 1.
Comparative Examples: common compound potassium sulfate fertilizer (total nutrient content 45%)+urea (nutrient content 46%).
The effect of above embodiment 1～2 and Comparative Examples is as follows:
Confession examination tomato variety is mixed No. 9 in being, soil is the loamy texture cinnamon soil, and the tomato cultivation mode is Winter-Spring stubble heliogreenhouse cultivation.Press per hectare 900 kilo sulfuric acid K composite fertilizers and 300 kg urea in the Comparative Examples; The fertilizer amount of special-purpose control-release fertilizer reduces 30% than Comparative Examples.Among the embodiment all special controlled release fertilizer for tomato be that to transplant previous crops tomato be that base manure once applies; Compound potassium sulfate fertilizer is that base manure once applies transplanting previous crops in the Comparative Examples, and urea divides and imposes for 3 times.Basal fertilizer applying method is to impose on the bottom, capable ridge of planting before ridging, and topdressing is fertilizer to be dissolved the back apply with watering.
| Yield-increasing efficiency (%) | Improve utilization rate of nitrogen fertilizer (%) | Estimate | |
| Embodiment 1 | 8.5 | 21.3 | Effect of increasing production is better, improves utilization rate of fertilizer, the protection environment, and saving of labor, laborsaving is worthy to be popularized. |
| Embodiment 2 | 6.7 | 24.5 | Effect of increasing production is arranged, improve utilization rate of fertilizer, the protection environment, saving of labor, laborsaving is worthy to be popularized. |
| Comparative Examples | - | - | The fertilizer waste is serious, and fertilizer application frequency is many, and recruitment cost height should not be promoted. |
Claims (5)
1. special controlled release fertilizer for tomato is characterized in that feed composition is as follows by weight:
40～100 parts in 7% thermoplastic resin membrane wrapping saltpetre
50～120 parts in 8% thermoplastic resin membrane wrapping saltpetre
250～350 parts of sulfur coating composite fertilizers
150～250 parts in 4% thermoplastic resin membrane wrapping urea
20～80 parts in 7% thermoplastic resin membrane wrapping urea
50～100 parts of diammonium phosphate
0～50 part in urea
150～200 parts of vitriolate of tartar
0～10 part in zinc sulfate
0～10 part of borax.
2. special controlled release fertilizer for tomato as claimed in claim 1, the particle diameter that it is characterized in that all raw materials is all at 2～4 millimeters.
3. special controlled release fertilizer for tomato as claimed in claim 1 is characterized in that feed composition is as follows, is weight part:
40～50 parts in 7% thermoplastic resin membrane wrapping saltpetre
50～60 parts in 8% thermoplastic resin membrane wrapping saltpetre
290～310 parts of sulfur coating composite fertilizers
160～180 parts in 4% thermoplastic resin membrane wrapping urea
75～85 parts in 7% thermoplastic resin membrane wrapping urea
70～80 parts of diammonium phosphate
20～30 parts in urea
150～160 parts of vitriolate of tartar
4～6 parts in zinc sulfate
4～6 parts of boraxs.
4. the preparation method of the described special controlled release fertilizer for tomato of claim 1 puts into stirrer together with described each raw material and stirred 5～10 minutes, and fully mixing promptly.
5. the application of the described special controlled release fertilizer for tomato of claim 1 is that to transplant previous crops tomato be that base manure once applies, and needn't impose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101155438A CN100448810C (en) | 2007-12-14 | 2007-12-14 | Special controlled release fertilizer for tomato and preparation method thereof |
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| CNB2007101155438A CN100448810C (en) | 2007-12-14 | 2007-12-14 | Special controlled release fertilizer for tomato and preparation method thereof |
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| CN101200395A true CN101200395A (en) | 2008-06-18 |
| CN100448810C CN100448810C (en) | 2009-01-07 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891519A (en) * | 2010-07-12 | 2010-11-24 | 菏泽金正大生态工程有限公司 | Nutritious fertilizer set of solanaceous fruit vegetables in protected field |
| CN101941859A (en) * | 2010-08-25 | 2011-01-12 | 菏泽金正大生态工程有限公司 | Nutritional composition fertilizer for paddy rice |
| CN102173923A (en) * | 2011-01-07 | 2011-09-07 | 秦凤歧 | Tomato seedling strengthening medicine |
| CN102557817A (en) * | 2011-12-05 | 2012-07-11 | 三河市香丰肥业有限公司 | Controlled-release formula fertilizer, preparation method and application thereof |
| CN101693638B (en) * | 2009-08-28 | 2012-09-19 | 新疆满疆红农资化肥科技有限公司 | Preparation method and application method of tomato special fertilizer |
| CN104892140A (en) * | 2015-05-21 | 2015-09-09 | 宁夏荣和绿色科技有限公司 | Special controlled-release fertilizer for tomatoes in Ningxia region and preparation method thereof |
| CN104909964A (en) * | 2015-06-02 | 2015-09-16 | 深圳市芭田生态工程股份有限公司 | Slow-release fertilizer and application thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1986497A (en) * | 2006-12-01 | 2007-06-27 | 王忠生 | Long-acting corn fertilizer |
-
2007
- 2007-12-14 CN CNB2007101155438A patent/CN100448810C/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101693638B (en) * | 2009-08-28 | 2012-09-19 | 新疆满疆红农资化肥科技有限公司 | Preparation method and application method of tomato special fertilizer |
| CN101891519A (en) * | 2010-07-12 | 2010-11-24 | 菏泽金正大生态工程有限公司 | Nutritious fertilizer set of solanaceous fruit vegetables in protected field |
| CN101891519B (en) * | 2010-07-12 | 2011-05-04 | 菏泽金正大生态工程有限公司 | Nutritious fertilizer set of solanaceous fruit vegetables in protected field |
| CN101941859A (en) * | 2010-08-25 | 2011-01-12 | 菏泽金正大生态工程有限公司 | Nutritional composition fertilizer for paddy rice |
| CN101941859B (en) * | 2010-08-25 | 2011-08-10 | 菏泽金正大生态工程有限公司 | Nutritional composition fertilizer for paddy rice |
| CN102173923A (en) * | 2011-01-07 | 2011-09-07 | 秦凤歧 | Tomato seedling strengthening medicine |
| CN102557817A (en) * | 2011-12-05 | 2012-07-11 | 三河市香丰肥业有限公司 | Controlled-release formula fertilizer, preparation method and application thereof |
| CN102557817B (en) * | 2011-12-05 | 2015-04-22 | 三河市香丰肥业有限公司 | Controlled-release formula fertilizer, preparation method and application thereof |
| CN104892140A (en) * | 2015-05-21 | 2015-09-09 | 宁夏荣和绿色科技有限公司 | Special controlled-release fertilizer for tomatoes in Ningxia region and preparation method thereof |
| CN104909964A (en) * | 2015-06-02 | 2015-09-16 | 深圳市芭田生态工程股份有限公司 | Slow-release fertilizer and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100448810C (en) | 2009-01-07 |
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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. |