CN101234930A - Special control-release fertilizer for haw tree and preparation method thereof - Google Patents
Special control-release fertilizer for haw tree and preparation method thereof Download PDFInfo
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- CN101234930A CN101234930A CNA2008100141907A CN200810014190A CN101234930A CN 101234930 A CN101234930 A CN 101234930A CN A2008100141907 A CNA2008100141907 A CN A2008100141907A CN 200810014190 A CN200810014190 A CN 200810014190A CN 101234930 A CN101234930 A CN 101234930A
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Abstract
The invention relates to a special controlled-release fertilizer for hawthorn trees and a preparation method thereof. The special controlled-release fertilizer for hawthorn trees is prepared with sulphur resin coated compound fertilizer of different coating volumes, 3 percent sulphur resin coated ammonium phosphate, 5 percent sulphur resin coated potassium nitrate, potassium sulphate compound fertilizer, etc. The special controlled-release fertilizer for hawthorn trees is applied in one go before the budding in spring, thereby reducing the harm of fertilizations to tree roots. The special controlled-release fertilizer for hawthorn trees can meet the demand for nitrogen, phosphor, and potassium by hawthorn trees in the annual growth period, thereby increasing the production effectively.
Description
Technical field
The present invention relates to a kind of special control-release fertilizer for haw tree and preparation method thereof, belong to slow/controlled release fertilizer technology field.
Background technology
Hawthorn belongs to the temperate zone deciduous fruit tree, is distributed widely in most of area in Europe, the United States and Asia, does not use but hawthorn is used as cultivation of fruit tree substantially abroad, is in wild state.China is the hawthorn country of origin, and the cultivation history in existing more than 3000 year mainly is distributed in provinces and cities such as Shandong, Henan, Hebei, Shanxi, Tianjin, Beijing.Hawthorn has abundant nutrition, and the fruit calcium contents occupies the hat of various fruit.Hawthorn also has pharmaceutical use.In recent years, because the development of processing industry and foreign trade, the hawthorn cultivation of China had obtained further developing.
Thornbuss is strong to environmental compatibility, and also not strict to the soil requirement, these characteristics make the orchard worker to the thornbuss extensive management just, yield poorly and shakiness.China's soil resource is day by day in short supply, and the theory of extensive cultivation must change.Thornbuss is perennial seeds, and all have specific nutritional needs each period in the breeding cycle in 1 year, if can not satisfy, not only influence output then also can have influence on next year.Past thornbuss fertilising emphasizes to use the long and steady fertilizer of fertilizer efficiency, and along with the expansion of hawthorn cultivated area and the development of other high-efficiency crop, the quantity of fertilizer can not meet the demands far away.And the fertilizer nutrient content is low, only depends on fertilizer can not adapt to the needs of higher output yield.Organic and inorganic fertile bonded mode is adopted in thornbuss fertilising at present.Mainly be the quick-acting chemical fertilizer in inorganic fertilizer, this fertilizer dissolves in soil soon, makes in the soil solution nutrient ionic concn excessive in a short time, if irrigate or rainfall, causes nutrient loss easily, causes waste, and therefore fertilising should be adopted a small amount of principle repeatedly.But frequent ditching fertilising increases peasant's labour intensity, can cut off a large amount of root systems simultaneously, and influence is to nutrient absorbing.Up to now, the Shang Weiyou special control-release fertilizer for haw tree that can overcome the above problems is well openly reported.
Summary of the invention
At the deficiencies in the prior art, the invention provides a kind of special control-release fertilizer for haw tree and preparation method thereof, utilize the Nutrient Release of sulfur and resin coated fertilizer, the law of nutritive absorption according to thornbuss carries out composite making simultaneously.
Technical scheme of the present invention is as follows:
Special control-release fertilizer for haw tree of the present invention, feed composition is as follows, is weight part:
40～120 parts in 3% sulfur and resin coated ammonium phosphate
280～360 parts in 5% sulfur and resin coated saltpetre
50～150 parts in 3% sulfur and resin coated urea
50～150 parts in 7% sulfur and resin coated urea
250～400 parts of compound potassium sulfate fertilizers
0～80 part 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:
3% sulfur and resin coated ammonium phosphate is meant that the resin molding quality is 3% (the sulphur film quality is 20% of a total mass, down together) of total mass, and model is KPS03 (11-36-0); 5% sulfur and resin coated saltpetre is meant that the resin molding quality is 5% of a total mass, and model is KPS05 (10-0-34); 3% sulfur and resin coated urea is meant that the resin molding quality is 3% of a total mass, and model is KPS03 (34-0-0); 7% sulfur and resin coated urea is meant that the resin molding quality is 7% of a total mass, and model is KPS07 (34-0-0); Numerical value in the product type bracket is the mass percentage content of N, P, K, and being that this area is conventional indicates.
Above raw material Shandong Kingenta Bio-engineering Stock Co., Ltd. produces and sells, also can be by prior art for preparing, and for example can be by the method preparation of CN1569774 (200410024050.X).
In the compound potassium sulfate fertilizer, nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 11%～13%, 17%～19%, 14%～16%, and further preferred nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 12%, 18%, 15%, are mass percent.
The particle diameter of above-mentioned all raw materials is good in 2～4 millimeters scopes all.
Further preferred, special control-release fertilizer for haw tree, feed composition is as follows, is weight part:
100～110 parts in 3% sulfur and resin coated ammonium phosphate
340～360 parts in 5% sulfur and resin coated saltpetre
115～125 parts in 3% sulfur and resin coated urea
125～135 parts in 7% sulfur and resin coated urea
270～290 parts of compound potassium sulfate fertilizers
4～6 parts in zinc sulfate
4～6 parts of boraxs.
The preparation method of special control-release fertilizer for haw tree of the present invention puts into stirrer with above-mentioned each raw material together by proportioning 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 control-release fertilizer for haw tree of the present invention is once to apply before the thornbuss rudiment in spring; Fertilizing method is to dig dark 20～30 centimetres annular groove below the tree crown edge-perpendicular, and fertilizer is applied annular groove, and earthing waters behind lid layer soil and the mixing.
The technical characterstic of special control-release fertilizer for haw tree of the present invention is, utilize the sulfur and resin coated fertilizer nutrient release characteristics of different coating quantities, while is according to the law of nutritive absorption of thornbuss, carry out the different single controlled release fertilizer of planting that discharge the period of specific coating quantity composite, be equipped with phosphate fertilizer, potash fertilizer and trace element fertilizer again, accurately control nitrogen, phosphorus, potassium discharged by the requirement of thornbuss growth nutrient absorbing rule in different periods, had formed special control-release fertilizer for haw tree.And carried out field experiment, obtained good effect.
Excellent results of the present invention is as follows:
1. the controlled release time of nutrient can be satisfied the thornbuss needs of the whole year
According to the cultural area of thornbuss, its growth time in 1 year is 150 days to 210 days approximately.Special-purpose control-release fertilizer of the present invention adopts two-layer film-coating technique, and its inner membrance is a sulphur, and adventitia is water-fast resin, and it can not break because of rainfall or irrigation, and controlled-release effect is good; On the basis of sulfur coating, the thickness of outermost resin film becomes the positive relation with the nutrient controlled release time simultaneously.Special-purpose control-release fertilizer of the present invention has been selected single controlled release fertilizer of planting of different resins film thickness for use, and what wherein the controlled release phase was the longest reaches 210 days, can satisfy the thornbuss nutritional need of the whole year.
2. nitrogen, phosphorus, the main nutrient of potassium discharge and meet thornbuss absorption requirement
The major function of nitrogenous fertilizer is to promote the cauline leaf growth, and phosphate fertilizer then helps root system development and yields positive results.In the year growth cycle, be that the thornbuss root system is grown and period of frondesce spring, and progress into the phase of yielding positive results, and the nitrogenous fertilizer and the phosphate fertilizer of needs are more; The growth later stage mainly is that fruit expands, and needs a large amount of potash fertilizer to promote that carbohydrate shifts to fruit, and potash fertilizer also has effects such as the quality of improvement and disease resistance enhancemen.Special-purpose control-release fertilizer of the present invention designs according to this absorbing rule just, and early stage, the later stage discharged more potassium element based on liberating nitrogen, phosphorus.Therefore special-purpose control-release fertilizer of the present invention can satisfy in breeding time in thornbuss year the needs of nitrogen, phosphorus, potassium three elements, improves output, improves quality.
3. reduce and repeatedly apply fertilizer the injury of root system
Thornbuss is dark root system fruit tree, and fertilizer imposes on soil surface to be difficult to be absorbed, and only executes certain depth at soil layer and just can be absorbed and play a role.The chemical fertilizer of using at present mainly is a quick acting fertilizer, and dissolving must be adopted a small amount of fertilization mode repeatedly soon in soil.But in the repeatedly ditching fertilising of thornbuss growing period, must cut off a large amount of root systems, influence growth and to nutrient absorbing.Special-purpose control-release fertilizer of the present invention adopts the single-dose application in spring, no longer topdresses later on, has avoided the injury to root system, helps nutrient absorbing.
4. the minimizing fertilizer loss improves utilization rate of fertilizer
After being manured into soil, special-purpose control-release fertilizer of the present invention can not dissolve at once, it nutrient discharge to be progressively to carry out along with the absorption of thornbuss root system, nutrient ion residual in the soil is few, because of rainfall or the nutrient that irrigate to run off also few, also reduce simultaneously soil fixing to the phosphorus element, obviously improved utilization rate of fertilizer.According to the study, compare with common chemical fertilizer, special control-release fertilizer for haw tree improves utilization rate of nitrogen fertilizer 10%～25%, improves phosphate fertilizer utilization efficiency 5%～8%.
Embodiment
The invention will be further described below in conjunction with embodiment and Comparative Examples, but be not limited thereto.
The raw materials used commercially available prod that is in following examples, wherein, 3% sulfur and resin coated ammonium phosphate (the sulphur film quality is 20% of a total mass, down together) model is KPS03 (11-36-0); 5% sulfur and resin coated saltpetre model is KPS05 (10-0-34); 3% sulfur and resin coated urea model is KPS03 (34-0-0); 7% sulfur and resin coated urea model is KPS07 (34-0-0); Above raw material Shandong Kingenta Bio-engineering Stock Co., Ltd. produces and sells.Nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 12%, 18%, 15% in the compound potassium sulfate fertilizer, are mass percent.The particle diameter of above-mentioned all raw materials is all in 2～4 millimeters scopes.
Embodiment 1: special control-release fertilizer for haw tree, total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 16%, 9%, 16%, are mass percent.Feed composition is as follows:
3% sulfur and resin coated ammonium phosphate 110kg
5% sulfur and resin coated saltpetre 350kg
3% sulfur and resin coated urea 120kg
7% sulfur and resin coated urea 130kg
Compound potassium sulfate fertilizer 280kg
Zinc sulfate 5kg
Borax 5kg.
The preparation method: above-mentioned each raw material is put into stirrer together by proportioning and was stirred 5～10 minutes, and fully mixing promptly.
Embodiment 2: special control-release fertilizer for haw tree, total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 15%, 9%, 18%, are mass percent.Feed composition is as follows:
3% sulfur and resin coated ammonium phosphate 50kg
5% sulfur and resin coated saltpetre 350kg
3% sulfur and resin coated urea 80kg
7% sulfur and resin coated urea 110kg
Compound potassium sulfate fertilizer 400kg
Zinc sulfate 5kg
Borax 5kg.
Embodiment 3: special control-release fertilizer for haw tree, total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 16%, 9%, 18%, are mass percent.Feed composition is as follows:
3% sulfur and resin coated ammonium phosphate 110kg
5% sulfur and resin coated saltpetre 280kg
3% sulfur and resin coated urea 120kg
7% sulfur and resin coated urea 130kg
Compound potassium sulfate fertilizer 280kg
Vitriolate of tartar 75kg
Borax 5kg.
Embodiment 4: special control-release fertilizer for haw tree, total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 15%, 9%, 18%, are mass percent.Feed composition is as follows:
3% sulfur and resin coated ammonium phosphate 50kg
5% sulfur and resin coated saltpetre 350kg
3% sulfur and resin coated urea 130kg
7% sulfur and resin coated urea 65kg
Compound potassium sulfate fertilizer 400kg
Zinc sulfate 5kg.
Comparative Examples: common compound potassium sulfate fertilizer (total nutrient content 45%).
The effect of above embodiment 1～4 Comparative Examples is as follows:
For examination thornbuss kind is big Venus, and soil is brown earth, the age of tree 9 years.1200 kilograms of common compound potassium sulfate fertilizers of per hectare in the Comparative Examples; The fertilizer amount of special-purpose control-release fertilizer is 960 kilograms of per hectares.Whole special control-release fertilizer for haw tree are once to apply before the thornbuss rudiment in spring among the embodiment; 40% compound potassium sulfate fertilizer is to apply before the thornbuss rudiment in spring in the Comparative Examples, and all the other 60% divide equally two halves, respectively use 30% in flowering period and fruit expanding period respectively.Fertilizing method is to dig dark 20～30 centimetres annular groove below the tree crown edge-perpendicular, fertilizer is applied lid layer soil and mixing after earthing water.
| Yield-increasing efficiency (%) | Improve utilization rate of nitrogen fertilizer (%) | Estimate | |
| Embodiment 1 | 13.4 | 15.6 | Effect of increasing production is good, improves utilization rate of fertilizer, saves labor, and is worthy to be popularized. |
| Embodiment 2 | 11.7 | 14.5 | Effect of increasing production is good, improves utilization rate of fertilizer, saves labor, and is worthy to be popularized. |
| Embodiment 3 | 9.6 | 11.6 | Effect of increasing production is better, improves utilization rate of fertilizer, saves labor, and can promote. |
| Embodiment 4 | 10.5 | 10.3 | Effect of increasing production is better, improves utilization rate of fertilizer, saves labor, and can promote. |
| Comparative Examples | - | - | The fertilizer utilization rate of fertilizer is low, and recruitment cost height should not be promoted. |
Claims (6)
1, special control-release fertilizer for haw tree is characterized in that feed composition is as follows, is weight part:
40～120 parts in 3% sulfur and resin coated ammonium phosphate
280～360 parts in 5% sulfur and resin coated saltpetre
50～150 parts in 3% sulfur and resin coated urea
50～150 parts in 7% sulfur and resin coated urea
250～400 parts of compound potassium sulfate fertilizers
0～80 part of vitriolate of tartar
0～10 part in zinc sulfate
0～10 part of borax.
2, special control-release fertilizer for haw tree 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 control-release fertilizer for haw tree as claimed in claim 1 is characterized in that feed composition is as follows, is weight part:
100～110 parts in 3% sulfur and resin coated ammonium phosphate
340～360 parts in 5% sulfur and resin coated saltpetre
115～125 parts in 3% sulfur and resin coated urea
125～135 parts in 7% sulfur and resin coated urea
270～290 parts of compound potassium sulfate fertilizers
4～6 parts in zinc sulfate
4～6 parts of boraxs.
4, the preparation method of the described special control-release fertilizer for haw tree of a kind of claim 1 puts into stirrer with described each raw material together by proportioning and stirred 5～10 minutes, and fully mixing promptly.
5, the application of the described special control-release fertilizer for haw tree of claim 1, this fertilizer are once to apply before the thornbuss rudiment in spring.
6, the application of special control-release fertilizer for haw tree as claimed in claim 5 is characterized in that fertilizing method is to dig dark 20～30 centimetres annular groove below thornbuss tree crown edge-perpendicular, and fertilizer is applied annular groove, behind lid layer soil and the mixing again earthing water.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100141907A CN100478311C (en) | 2008-02-26 | 2008-02-26 | Special control-release fertilizer for haw tree and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2008100141907A CN100478311C (en) | 2008-02-26 | 2008-02-26 | Special control-release fertilizer for haw tree and preparation method thereof |
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| CN101234930A true CN101234930A (en) | 2008-08-06 |
| CN100478311C CN100478311C (en) | 2009-04-15 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102531805A (en) * | 2011-12-23 | 2012-07-04 | 广州甘蔗糖业研究所 | Special controlled slow release fertilizer for dry land sugarcane |
| CN104310345A (en) * | 2014-09-19 | 2015-01-28 | 贵阳中化开磷化肥有限公司 | Method for preparing potassium dihydrogen phosphate and preparing special fertilizer for hawthorn fruits as byproduct |
| CN107162848A (en) * | 2017-05-19 | 2017-09-15 | 山东农业大学 | A kind of beach saline land wheat dedicated functionality organic-inorganic controlled-release Blending Fertilizer |
-
2008
- 2008-02-26 CN CNB2008100141907A patent/CN100478311C/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102531805A (en) * | 2011-12-23 | 2012-07-04 | 广州甘蔗糖业研究所 | Special controlled slow release fertilizer for dry land sugarcane |
| CN104310345A (en) * | 2014-09-19 | 2015-01-28 | 贵阳中化开磷化肥有限公司 | Method for preparing potassium dihydrogen phosphate and preparing special fertilizer for hawthorn fruits as byproduct |
| CN107162848A (en) * | 2017-05-19 | 2017-09-15 | 山东农业大学 | A kind of beach saline land wheat dedicated functionality organic-inorganic controlled-release Blending Fertilizer |
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| Publication number | Publication date |
|---|---|
| CN100478311C (en) | 2009-04-15 |
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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. |